SYMBOLCOMMON_NAMEaka. SYNONYMS
win.manitsme (Back to overview)

ManItsMe

Actor(s): Comment Crew


There is no description at this point.

References
2018MandiantMandiant
@techreport{mandiant:2018:apt1:b76cc4d, author = {Mandiant}, title = {{APT1}}, date = {2018}, institution = {Mandiant}, url = {https://github.com/securitykitten/malware_references/blob/master/Appendix%20C%20(Digital)%20-%20The%20Malware%20Arsenal.pdf}, language = {English}, urldate = {2020-01-13} } APT1
Auriga Biscuit Bouncer Combos CookieBag Dairy GetMail GlooxMail Goggles Hacksfase Helauto Kurton ManItsMe MAPIget MiniASP NewsReels SeaSalt StarsyPound Sword TabMsgSQL Tarsip WebC2-AdSpace WebC2-Ausov WebC2-Bolid WebC2-Cson WebC2-DIV WebC2-GreenCat WebC2-Head WebC2-Kt3 WebC2-Qbp WebC2-Rave WebC2-Table WebC2-UGX WebC2-Yahoo
Yara Rules
[TLP:WHITE] win_manitsme_auto (20220516 | Detects win.manitsme.)
rule win_manitsme_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-05-16"
        version = "1"
        description = "Detects win.manitsme."
        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.manitsme"
        malpedia_rule_date = "20220513"
        malpedia_hash = "7f4b2229e6ae614d86d74917f6d5b41890e62a26"
        malpedia_version = "20220516"
        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 = { 57 6a5a e8???????? 83c404 68905f0100 }
            // n = 5, score = 100
            //   57                   | push                edi
            //   6a5a                 | push                0x5a
            //   e8????????           |                     
            //   83c404               | add                 esp, 4
            //   68905f0100           | push                0x15f90

        $sequence_1 = { 51 52 ff15???????? 85c0 0f855effffff 8b8c242c080000 }
            // n = 6, score = 100
            //   51                   | push                ecx
            //   52                   | push                edx
            //   ff15????????         |                     
            //   85c0                 | test                eax, eax
            //   0f855effffff         | jne                 0xffffff64
            //   8b8c242c080000       | mov                 ecx, dword ptr [esp + 0x82c]

        $sequence_2 = { ff75e4 ff75e0 ff15???????? c9 c20800 57 }
            // n = 6, score = 100
            //   ff75e4               | push                dword ptr [ebp - 0x1c]
            //   ff75e0               | push                dword ptr [ebp - 0x20]
            //   ff15????????         |                     
            //   c9                   | leave               
            //   c20800               | ret                 8
            //   57                   | push                edi

        $sequence_3 = { e8???????? 83c404 e8???????? 33d2 b9302a0000 f7f1 69d2e8030000 }
            // n = 7, score = 100
            //   e8????????           |                     
            //   83c404               | add                 esp, 4
            //   e8????????           |                     
            //   33d2                 | xor                 edx, edx
            //   b9302a0000           | mov                 ecx, 0x2a30
            //   f7f1                 | div                 ecx
            //   69d2e8030000         | imul                edx, edx, 0x3e8

        $sequence_4 = { 8944242c e8???????? 8be8 83c410 3bef }
            // n = 5, score = 100
            //   8944242c             | mov                 dword ptr [esp + 0x2c], eax
            //   e8????????           |                     
            //   8be8                 | mov                 ebp, eax
            //   83c410               | add                 esp, 0x10
            //   3bef                 | cmp                 ebp, edi

        $sequence_5 = { 56 57 33f6 33ff 3b1cfdb83b0110 7406 }
            // n = 6, score = 100
            //   56                   | push                esi
            //   57                   | push                edi
            //   33f6                 | xor                 esi, esi
            //   33ff                 | xor                 edi, edi
            //   3b1cfdb83b0110       | cmp                 ebx, dword ptr [edi*8 + 0x10013bb8]
            //   7406                 | je                  8

        $sequence_6 = { 8b15???????? 8b35???????? 33ff 8d442408 50 57 68???????? }
            // n = 7, score = 100
            //   8b15????????         |                     
            //   8b35????????         |                     
            //   33ff                 | xor                 edi, edi
            //   8d442408             | lea                 eax, [esp + 8]
            //   50                   | push                eax
            //   57                   | push                edi
            //   68????????           |                     

        $sequence_7 = { ffd6 8b442408 3bc7 0f8483000000 50 }
            // n = 5, score = 100
            //   ffd6                 | call                esi
            //   8b442408             | mov                 eax, dword ptr [esp + 8]
            //   3bc7                 | cmp                 eax, edi
            //   0f8483000000         | je                  0x89
            //   50                   | push                eax

        $sequence_8 = { 8844244f ff15???????? 83f8ff a3???????? 0f843c020000 8b3d???????? }
            // n = 6, score = 100
            //   8844244f             | mov                 byte ptr [esp + 0x4f], al
            //   ff15????????         |                     
            //   83f8ff               | cmp                 eax, -1
            //   a3????????           |                     
            //   0f843c020000         | je                  0x242
            //   8b3d????????         |                     

        $sequence_9 = { 50 ff15???????? ff15???????? 68dc050000 ff15???????? }
            // n = 5, score = 100
            //   50                   | push                eax
            //   ff15????????         |                     
            //   ff15????????         |                     
            //   68dc050000           | push                0x5dc
            //   ff15????????         |                     

    condition:
        7 of them and filesize < 212992
}
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