SYMBOLCOMMON_NAMEaka. SYNONYMS
win.newposthings (Back to overview)

NewPosThings


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References
2015-12-01Trend MicroJay Yaneza, Erika Mendoza
@online{yaneza:20151201:operation:718c901, author = {Jay Yaneza and Erika Mendoza}, title = {{Operation Black Atlas Endangers In-Store Card Payments and SMBs Worldwide; Switches between BlackPOS and Other Tools}}, date = {2015-12-01}, organization = {Trend Micro}, url = {https://blog.trendmicro.com/trendlabs-security-intelligence/operation-black-atlas-endangers-in-store-card-payments-and-smbs-worldwide-switches-between-blackpos-and-other-tools/}, language = {English}, urldate = {2020-03-19} } Operation Black Atlas Endangers In-Store Card Payments and SMBs Worldwide; Switches between BlackPOS and Other Tools
Alina POS BlackPOS Kronos NewPosThings
2015-04-01Trend MicroJay Yaneza
@online{yaneza:20150401:newposthings:42da1f0, author = {Jay Yaneza}, title = {{NewPosThings Has New PoS Things}}, date = {2015-04-01}, organization = {Trend Micro}, url = {https://blog.trendmicro.com/trendlabs-security-intelligence/newposthings-has-new-pos-things/}, language = {English}, urldate = {2020-01-06} } NewPosThings Has New PoS Things
NewPosThings
Yara Rules
[TLP:WHITE] win_newposthings_auto (20221125 | Detects win.newposthings.)
rule win_newposthings_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-11-21"
        version = "1"
        description = "Detects win.newposthings."
        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.newposthings"
        malpedia_rule_date = "20221118"
        malpedia_hash = "e0702e2e6d1d00da65c8a29a4ebacd0a4c59e1af"
        malpedia_version = "20221125"
        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 = { 50 0f94c3 ff15???????? 85db }
            // n = 4, score = 100
            //   50                   | push                eax
            //   0f94c3               | sete                bl
            //   ff15????????         |                     
            //   85db                 | test                ebx, ebx

        $sequence_1 = { e8???????? 6814720110 6800720110 e8???????? 59 59 85c0 }
            // n = 7, score = 100
            //   e8????????           |                     
            //   6814720110           | push                0x10017214
            //   6800720110           | push                0x10017200
            //   e8????????           |                     
            //   59                   | pop                 ecx
            //   59                   | pop                 ecx
            //   85c0                 | test                eax, eax

        $sequence_2 = { c70300000000 33f6 c745fcffffffff 837d1c10 720b ff7508 e8???????? }
            // n = 7, score = 100
            //   c70300000000         | mov                 dword ptr [ebx], 0
            //   33f6                 | xor                 esi, esi
            //   c745fcffffffff       | mov                 dword ptr [ebp - 4], 0xffffffff
            //   837d1c10             | cmp                 dword ptr [ebp + 0x1c], 0x10
            //   720b                 | jb                  0xd
            //   ff7508               | push                dword ptr [ebp + 8]
            //   e8????????           |                     

        $sequence_3 = { 2bca 51 8d45b0 50 8bce e8???????? c745fc00000000 }
            // n = 7, score = 100
            //   2bca                 | sub                 ecx, edx
            //   51                   | push                ecx
            //   8d45b0               | lea                 eax, [ebp - 0x50]
            //   50                   | push                eax
            //   8bce                 | mov                 ecx, esi
            //   e8????????           |                     
            //   c745fc00000000       | mov                 dword ptr [ebp - 4], 0

        $sequence_4 = { 668b444b0c 6689044dbcf64500 41 ebe8 8bce }
            // n = 5, score = 100
            //   668b444b0c           | mov                 ax, word ptr [ebx + ecx*2 + 0xc]
            //   6689044dbcf64500     | mov                 word ptr [ecx*2 + 0x45f6bc], ax
            //   41                   | inc                 ecx
            //   ebe8                 | jmp                 0xffffffea
            //   8bce                 | mov                 ecx, esi

        $sequence_5 = { 833d????????10 722e 56 8b35???????? 8d4dff e8???????? 6848110210 }
            // n = 7, score = 100
            //   833d????????10       |                     
            //   722e                 | jb                  0x30
            //   56                   | push                esi
            //   8b35????????         |                     
            //   8d4dff               | lea                 ecx, [ebp - 1]
            //   e8????????           |                     
            //   6848110210           | push                0x10021148

        $sequence_6 = { 5d c21000 8d4de8 e8???????? 8b45e8 8b4810 3b0e }
            // n = 7, score = 100
            //   5d                   | pop                 ebp
            //   c21000               | ret                 0x10
            //   8d4de8               | lea                 ecx, [ebp - 0x18]
            //   e8????????           |                     
            //   8b45e8               | mov                 eax, dword ptr [ebp - 0x18]
            //   8b4810               | mov                 ecx, dword ptr [eax + 0x10]
            //   3b0e                 | cmp                 ecx, dword ptr [esi]

        $sequence_7 = { 8b048538f34500 c644080401 56 e8???????? }
            // n = 4, score = 100
            //   8b048538f34500       | mov                 eax, dword ptr [eax*4 + 0x45f338]
            //   c644080401           | mov                 byte ptr [eax + ecx + 4], 1
            //   56                   | push                esi
            //   e8????????           |                     

        $sequence_8 = { 8810 33ff 8d5001 8b048d481d0210 47 4e 807d1300 }
            // n = 7, score = 100
            //   8810                 | mov                 byte ptr [eax], dl
            //   33ff                 | xor                 edi, edi
            //   8d5001               | lea                 edx, [eax + 1]
            //   8b048d481d0210       | mov                 eax, dword ptr [ecx*4 + 0x10021d48]
            //   47                   | inc                 edi
            //   4e                   | dec                 esi
            //   807d1300             | cmp                 byte ptr [ebp + 0x13], 0

        $sequence_9 = { 68f8ce0110 e8???????? e8???????? 8365fc00 ff7508 e8???????? }
            // n = 6, score = 100
            //   68f8ce0110           | push                0x1001cef8
            //   e8????????           |                     
            //   e8????????           |                     
            //   8365fc00             | and                 dword ptr [ebp - 4], 0
            //   ff7508               | push                dword ptr [ebp + 8]
            //   e8????????           |                     

    condition:
        7 of them and filesize < 827392
}
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