SYMBOLCOMMON_NAMEaka. SYNONYMS
win.tidepool (Back to overview)

Tidepool

Actor(s): Mirage


There is no description at this point.

References
2022-07-18Palo Alto Networks Unit 42Unit 42
@online{42:20220718:shallow:cc9413f, author = {Unit 42}, title = {{Shallow Taurus}}, date = {2022-07-18}, organization = {Palo Alto Networks Unit 42}, url = {https://unit42.paloaltonetworks.com/atoms/shallowtaurus/}, language = {English}, urldate = {2022-07-29} } Shallow Taurus
FormerFirstRAT IsSpace NewCT PlugX Poison Ivy Tidepool DragonOK
2016-05-22Palo Alto Networks Unit 42Micah Yates, Mike Scott, Brandon Levene, Jen Miller-Osborn, Tom Keigher
@online{yates:20160522:operation:2e8f4a8, author = {Micah Yates and Mike Scott and Brandon Levene and Jen Miller-Osborn and Tom Keigher}, title = {{Operation Ke3chang Resurfaces With New TidePool Malware}}, date = {2016-05-22}, organization = {Palo Alto Networks Unit 42}, url = {http://researchcenter.paloaltonetworks.com/2016/05/operation-ke3chang-resurfaces-with-new-tidepool-malware/}, language = {English}, urldate = {2019-12-20} } Operation Ke3chang Resurfaces With New TidePool Malware
Tidepool
2013-12-12FireEye IncNart Villeneuve, James T. Bennett, Ned Moran, Thoufique Haq, Mike Scott, Kenneth Geers
@online{villeneuve:20131212:operation:70b2323, author = {Nart Villeneuve and James T. Bennett and Ned Moran and Thoufique Haq and Mike Scott and Kenneth Geers}, title = {{OPERATION “KE3CHANG”:Targeted Attacks Against Ministries of Foreign Affairs}}, date = {2013-12-12}, organization = {FireEye Inc}, url = {https://www.mandiant.com/resources/operation-ke3chang-targeted-attacks-against-ministries-of-foreign-affairs}, language = {English}, urldate = {2023-01-25} } OPERATION “KE3CHANG”:Targeted Attacks Against Ministries of Foreign Affairs
Tidepool APT15
Yara Rules
[TLP:WHITE] win_tidepool_auto (20230407 | Detects win.tidepool.)
rule win_tidepool_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2023-03-29"
        version = "1"
        description = "Detects win.tidepool."
        info = "autogenerated rule brought to you by yara-signator"
        tool = "yara-signator v0.6.0"
        signator_config = "callsandjumps;datarefs;binvalue"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.tidepool"
        malpedia_rule_date = "20230328"
        malpedia_hash = "9d2d75cef573c1c2d861f5197df8f563b05a305d"
        malpedia_version = "20230407"
        malpedia_license = "CC BY-SA 4.0"
        malpedia_sharing = "TLP:WHITE"

    /* DISCLAIMER
     * The strings used in this rule have been automatically selected from the
     * disassembly of memory dumps and unpacked files, using YARA-Signator.
     * The code and documentation is published here:
     * https://github.com/fxb-cocacoding/yara-signator
     * As Malpedia is used as data source, please note that for a given
     * number of families, only single samples are documented.
     * This likely impacts the degree of generalization these rules will offer.
     * Take the described generation method also into consideration when you
     * apply the rules in your use cases and assign them confidence levels.
     */


    strings:
        $sequence_0 = { 59 5f 5e 5b 8b8d00030000 33cd }
            // n = 6, score = 1000
            //   59                   | pop                 ecx
            //   5f                   | pop                 edi
            //   5e                   | pop                 esi
            //   5b                   | pop                 ebx
            //   8b8d00030000         | mov                 ecx, dword ptr [ebp + 0x300]
            //   33cd                 | xor                 ecx, ebp

        $sequence_1 = { 6a00 50 8b08 ff91a4000000 }
            // n = 4, score = 1000
            //   6a00                 | push                0
            //   50                   | push                eax
            //   8b08                 | mov                 ecx, dword ptr [eax]
            //   ff91a4000000         | call                dword ptr [ecx + 0xa4]

        $sequence_2 = { 5e c20400 80790800 c701???????? 740e }
            // n = 5, score = 1000
            //   5e                   | pop                 esi
            //   c20400               | ret                 4
            //   80790800             | cmp                 byte ptr [ecx + 8], 0
            //   c701????????         |                     
            //   740e                 | je                  0x10

        $sequence_3 = { 8b8d00030000 33cd e8???????? 81c504030000 }
            // n = 4, score = 1000
            //   8b8d00030000         | mov                 ecx, dword ptr [ebp + 0x300]
            //   33cd                 | xor                 ecx, ebp
            //   e8????????           |                     
            //   81c504030000         | add                 ebp, 0x304

        $sequence_4 = { e8???????? 83c40c 803d????????37 7518 68???????? }
            // n = 5, score = 900
            //   e8????????           |                     
            //   83c40c               | add                 esp, 0xc
            //   803d????????37       |                     
            //   7518                 | jne                 0x1a
            //   68????????           |                     

        $sequence_5 = { 51 83c006 50 6a02 }
            // n = 4, score = 900
            //   51                   | push                ecx
            //   83c006               | add                 eax, 6
            //   50                   | push                eax
            //   6a02                 | push                2

        $sequence_6 = { 6800000040 8d4500 50 ff15???????? }
            // n = 4, score = 900
            //   6800000040           | push                0x40000000
            //   8d4500               | lea                 eax, [ebp]
            //   50                   | push                eax
            //   ff15????????         |                     

        $sequence_7 = { 53 6a02 8bf1 e8???????? }
            // n = 4, score = 900
            //   53                   | push                ebx
            //   6a02                 | push                2
            //   8bf1                 | mov                 esi, ecx
            //   e8????????           |                     

        $sequence_8 = { 2bc8 83e906 51 83c006 }
            // n = 4, score = 900
            //   2bc8                 | sub                 ecx, eax
            //   83e906               | sub                 ecx, 6
            //   51                   | push                ecx
            //   83c006               | add                 eax, 6

        $sequence_9 = { 8b08 ff91a4000000 8b4654 6a01 }
            // n = 4, score = 800
            //   8b08                 | mov                 ecx, dword ptr [eax]
            //   ff91a4000000         | call                dword ptr [ecx + 0xa4]
            //   8b4654               | mov                 eax, dword ptr [esi + 0x54]
            //   6a01                 | push                1

        $sequence_10 = { 56 8bf1 e8???????? 8b4654 6a00 }
            // n = 5, score = 800
            //   56                   | push                esi
            //   8bf1                 | mov                 esi, ecx
            //   e8????????           |                     
            //   8b4654               | mov                 eax, dword ptr [esi + 0x54]
            //   6a00                 | push                0

        $sequence_11 = { 6810270000 ff15???????? 8b45ec 8b08 }
            // n = 4, score = 800
            //   6810270000           | push                0x2710
            //   ff15????????         |                     
            //   8b45ec               | mov                 eax, dword ptr [ebp - 0x14]
            //   8b08                 | mov                 ecx, dword ptr [eax]

        $sequence_12 = { 83ff14 7509 8b4654 50 8b08 }
            // n = 5, score = 800
            //   83ff14               | cmp                 edi, 0x14
            //   7509                 | jne                 0xb
            //   8b4654               | mov                 eax, dword ptr [esi + 0x54]
            //   50                   | push                eax
            //   8b08                 | mov                 ecx, dword ptr [eax]

        $sequence_13 = { 8d5668 52 8d5658 52 50 ff91d0000000 }
            // n = 6, score = 800
            //   8d5668               | lea                 edx, [esi + 0x68]
            //   52                   | push                edx
            //   8d5658               | lea                 edx, [esi + 0x58]
            //   52                   | push                edx
            //   50                   | push                eax
            //   ff91d0000000         | call                dword ptr [ecx + 0xd0]

        $sequence_14 = { 8b08 ff5138 47 83ff14 }
            // n = 4, score = 800
            //   8b08                 | mov                 ecx, dword ptr [eax]
            //   ff5138               | call                dword ptr [ecx + 0x38]
            //   47                   | inc                 edi
            //   83ff14               | cmp                 edi, 0x14

        $sequence_15 = { 681f000200 56 68???????? 6801000080 }
            // n = 4, score = 800
            //   681f000200           | push                0x2001f
            //   56                   | push                esi
            //   68????????           |                     
            //   6801000080           | push                0x80000001

        $sequence_16 = { 6802020000 ff15???????? 68???????? ff15???????? 8bf8 85ff }
            // n = 6, score = 800
            //   6802020000           | push                0x202
            //   ff15????????         |                     
            //   68????????           |                     
            //   ff15????????         |                     
            //   8bf8                 | mov                 edi, eax
            //   85ff                 | test                edi, edi

        $sequence_17 = { e8???????? 68???????? 68???????? 68???????? 8d4500 }
            // n = 5, score = 800
            //   e8????????           |                     
            //   68????????           |                     
            //   68????????           |                     
            //   68????????           |                     
            //   8d4500               | lea                 eax, [ebp]

        $sequence_18 = { 8d9698000000 52 8d5678 8b08 }
            // n = 4, score = 800
            //   8d9698000000         | lea                 edx, [esi + 0x98]
            //   52                   | push                edx
            //   8d5678               | lea                 edx, [esi + 0x78]
            //   8b08                 | mov                 ecx, dword ptr [eax]

        $sequence_19 = { 53 55 33db 395c241c 56 57 }
            // n = 6, score = 600
            //   53                   | push                ebx
            //   55                   | push                ebp
            //   33db                 | xor                 ebx, ebx
            //   395c241c             | cmp                 dword ptr [esp + 0x1c], ebx
            //   56                   | push                esi
            //   57                   | push                edi

        $sequence_20 = { eb06 8b3d???????? 8d45fc 50 }
            // n = 4, score = 600
            //   eb06                 | jmp                 8
            //   8b3d????????         |                     
            //   8d45fc               | lea                 eax, [ebp - 4]
            //   50                   | push                eax

        $sequence_21 = { 83c001 3ad3 75f7 2bc6 89442424 8b442420 }
            // n = 6, score = 600
            //   83c001               | add                 eax, 1
            //   3ad3                 | cmp                 dl, bl
            //   75f7                 | jne                 0xfffffff9
            //   2bc6                 | sub                 eax, esi
            //   89442424             | mov                 dword ptr [esp + 0x24], eax
            //   8b442420             | mov                 eax, dword ptr [esp + 0x20]

        $sequence_22 = { ff75ec ff15???????? 8b35???????? 6a04 }
            // n = 4, score = 400
            //   ff75ec               | push                dword ptr [ebp - 0x14]
            //   ff15????????         |                     
            //   8b35????????         |                     
            //   6a04                 | push                4

        $sequence_23 = { 50 6802000080 ffd6 8b35???????? 8d45fc 50 }
            // n = 6, score = 200
            //   50                   | push                eax
            //   6802000080           | push                0x80000002
            //   ffd6                 | call                esi
            //   8b35????????         |                     
            //   8d45fc               | lea                 eax, [ebp - 4]
            //   50                   | push                eax

        $sequence_24 = { 6801000080 ff15???????? 85c0 753b 8d45f4 }
            // n = 5, score = 200
            //   6801000080           | push                0x80000001
            //   ff15????????         |                     
            //   85c0                 | test                eax, eax
            //   753b                 | jne                 0x3d
            //   8d45f4               | lea                 eax, [ebp - 0xc]

        $sequence_25 = { 53 55 ff15???????? 8d442418 8b1d???????? 6a04 50 }
            // n = 7, score = 200
            //   53                   | push                ebx
            //   55                   | push                ebp
            //   ff15????????         |                     
            //   8d442418             | lea                 eax, [esp + 0x18]
            //   8b1d????????         |                     
            //   6a04                 | push                4
            //   50                   | push                eax

        $sequence_26 = { f3ab 66ab 8d8568fdffff 50 }
            // n = 4, score = 200
            //   f3ab                 | rep stosd           dword ptr es:[edi], eax
            //   66ab                 | stosw               word ptr es:[edi], ax
            //   8d8568fdffff         | lea                 eax, [ebp - 0x298]
            //   50                   | push                eax

        $sequence_27 = { 8bf8 e8???????? 6a14 99 }
            // n = 4, score = 200
            //   8bf8                 | mov                 edi, eax
            //   e8????????           |                     
            //   6a14                 | push                0x14
            //   99                   | cdq                 

        $sequence_28 = { 50 683f000f00 53 ff75f8 6801000080 ff15???????? }
            // n = 6, score = 200
            //   50                   | push                eax
            //   683f000f00           | push                0xf003f
            //   53                   | push                ebx
            //   ff75f8               | push                dword ptr [ebp - 8]
            //   6801000080           | push                0x80000001
            //   ff15????????         |                     

    condition:
        7 of them and filesize < 1998848
}
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