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 (20201023 | autogenerated rule brought to you by yara-signator)
rule win_manitsme_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2020-12-22"
        version = "1"
        description = "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 = "20201222"
        malpedia_hash = "30354d830a29f0fbd3714d93d94dea941d77a130"
        malpedia_version = "20201023"
        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 = { 7408 3c2f 7404 3c3b 750b 56 }
            // n = 6, score = 100
            //   7408                 | je                  0xa
            //   3c2f                 | cmp                 al, 0x2f
            //   7404                 | je                  6
            //   3c3b                 | cmp                 al, 0x3b
            //   750b                 | jne                 0xd
            //   56                   | push                esi

        $sequence_1 = { 7510 80fb0d 740b c68434100400000d 83c601 888c3410040000 83c001 }
            // n = 7, score = 100
            //   7510                 | jne                 0x12
            //   80fb0d               | cmp                 bl, 0xd
            //   740b                 | je                  0xd
            //   c68434100400000d     | mov                 byte ptr [esp + esi + 0x410], 0xd
            //   83c601               | add                 esi, 1
            //   888c3410040000       | mov                 byte ptr [esp + esi + 0x410], cl
            //   83c001               | add                 eax, 1

        $sequence_2 = { c705????????bfab0010 c705????????bfa20010 c705????????29a20010 c705????????b8a10010 }
            // n = 4, score = 100
            //   c705????????bfab0010     |     
            //   c705????????bfa20010     |     
            //   c705????????29a20010     |     
            //   c705????????b8a10010     |     

        $sequence_3 = { 57 ff15???????? 8bc8 83e8ff f7d8 1bc0 23c1 }
            // n = 7, score = 100
            //   57                   | push                edi
            //   ff15????????         |                     
            //   8bc8                 | mov                 ecx, eax
            //   83e8ff               | sub                 eax, -1
            //   f7d8                 | neg                 eax
            //   1bc0                 | sbb                 eax, eax
            //   23c1                 | and                 eax, ecx

        $sequence_4 = { 84c9 75f7 2bc2 50 8d84242c010000 55 50 }
            // n = 7, score = 100
            //   84c9                 | test                cl, cl
            //   75f7                 | jne                 0xfffffff9
            //   2bc2                 | sub                 eax, edx
            //   50                   | push                eax
            //   8d84242c010000       | lea                 eax, [esp + 0x12c]
            //   55                   | push                ebp
            //   50                   | push                eax

        $sequence_5 = { 8d442418 50 68fc030000 8d4c2424 }
            // n = 4, score = 100
            //   8d442418             | lea                 eax, [esp + 0x18]
            //   50                   | push                eax
            //   68fc030000           | push                0x3fc
            //   8d4c2424             | lea                 ecx, [esp + 0x24]

        $sequence_6 = { 80fb0d 740b c68434100400000d 83c601 888c3410040000 83c001 83c601 }
            // n = 7, score = 100
            //   80fb0d               | cmp                 bl, 0xd
            //   740b                 | je                  0xd
            //   c68434100400000d     | mov                 byte ptr [esp + esi + 0x410], 0xd
            //   83c601               | add                 esi, 1
            //   888c3410040000       | mov                 byte ptr [esp + esi + 0x410], cl
            //   83c001               | add                 eax, 1
            //   83c601               | add                 esi, 1

        $sequence_7 = { 57 50 ffd3 8b15???????? }
            // n = 4, score = 100
            //   57                   | push                edi
            //   50                   | push                eax
            //   ffd3                 | call                ebx
            //   8b15????????         |                     

        $sequence_8 = { ff15???????? 8d942440030000 8bc6 2bd6 8a08 880c02 }
            // n = 6, score = 100
            //   ff15????????         |                     
            //   8d942440030000       | lea                 edx, [esp + 0x340]
            //   8bc6                 | mov                 eax, esi
            //   2bd6                 | sub                 edx, esi
            //   8a08                 | mov                 cl, byte ptr [eax]
            //   880c02               | mov                 byte ptr [edx + eax], cl

        $sequence_9 = { 51 687fffffff 68ffff0000 52 ff15???????? }
            // n = 5, score = 100
            //   51                   | push                ecx
            //   687fffffff           | push                0xffffff7f
            //   68ffff0000           | push                0xffff
            //   52                   | push                edx
            //   ff15????????         |                     

    condition:
        7 of them and filesize < 212992
}
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