SYMBOLCOMMON_NAMEaka. SYNONYMS
win.pirpi (Back to overview)

pirpi

aka: SHOTPUT, CookieCutter

Actor(s): UPS


There is no description at this point.

References
2020SecureworksSecureWorks
@online{secureworks:2020:bronze:b55f797, author = {SecureWorks}, title = {{BRONZE MAYFAIR}}, date = {2020}, organization = {Secureworks}, url = {https://www.secureworks.com/research/threat-profiles/bronze-mayfair}, language = {English}, urldate = {2020-05-23} } BRONZE MAYFAIR
HTran pirpi UPS
2016-09-06SymantecSecurity Response
@online{response:20160906:buckeye:5934e6f, author = {Security Response}, title = {{Buckeye cyberespionage group shifts gaze from US to Hong Kong}}, date = {2016-09-06}, organization = {Symantec}, url = {https://web.archive.org/web/20160910124439/http://www.symantec.com/connect/blogs/buckeye-cyberespionage-group-shifts-gaze-us-hong-kong}, language = {English}, urldate = {2020-04-21} } Buckeye cyberespionage group shifts gaze from US to Hong Kong
pirpi UPS
2015-07-27Palo Alto Networks Unit 42Robert Falcone, Richard Wartell
@online{falcone:20150727:ups:ae69e4c, author = {Robert Falcone and Richard Wartell}, title = {{UPS: Observations on CVE-2015-3113, Prior Zero-Days and the Pirpi Payload}}, date = {2015-07-27}, organization = {Palo Alto Networks Unit 42}, url = {https://researchcenter.paloaltonetworks.com/2015/07/ups-observations-on-cve-2015-3113-prior-zero-days-and-the-pirpi-payload/}, language = {English}, urldate = {2019-12-20} } UPS: Observations on CVE-2015-3113, Prior Zero-Days and the Pirpi Payload
pirpi
2015-02-06CrowdStrikeCrowdStrike
@techreport{crowdstrike:20150206:crowdstrike:fbcc37f, author = {CrowdStrike}, title = {{CrowdStrike Global Threat Intel Report 2014}}, date = {2015-02-06}, institution = {CrowdStrike}, url = {https://web.archive.org/web/20200509171721/https://raw.githubusercontent.com/fdiskyou/threat-INTel/master/2015/GlobalThreatIntelReport.pdf}, language = {English}, urldate = {2020-05-11} } CrowdStrike Global Threat Intel Report 2014
BlackPOS CryptoLocker Derusbi Elise Enfal EvilGrab Gameover P2P HttpBrowser Medusa Mirage Naikon NetTraveler pirpi PlugX Poison Ivy Sakula RAT Sinowal sykipot taidoor
2014-11-21FireEyeNed Moran, Mike Scott, Mike Oppenheim, Joshua Homan
@online{moran:20141121:operation:18b04d9, author = {Ned Moran and Mike Scott and Mike Oppenheim and Joshua Homan}, title = {{Operation Double Tap}}, date = {2014-11-21}, organization = {FireEye}, url = {https://www.fireeye.com/blog/threat-research/2014/11/operation_doubletap.html}, language = {English}, urldate = {2019-12-20} } Operation Double Tap
pirpi
Yara Rules
[TLP:WHITE] win_pirpi_auto (20211008 | Detects win.pirpi.)
rule win_pirpi_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2021-10-07"
        version = "1"
        description = "Detects win.pirpi."
        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.pirpi"
        malpedia_rule_date = "20211007"
        malpedia_hash = "e5b790e0f888f252d49063a1251ca60ec2832535"
        malpedia_version = "20211008"
        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 = { c68424e400000006 ff15???????? bf???????? 83c9ff 33c0 f2ae f7d1 }
            // n = 7, score = 200
            //   c68424e400000006     | mov                 byte ptr [esp + 0xe4], 6
            //   ff15????????         |                     
            //   bf????????           |                     
            //   83c9ff               | or                  ecx, 0xffffffff
            //   33c0                 | xor                 eax, eax
            //   f2ae                 | repne scasb         al, byte ptr es:[edi]
            //   f7d1                 | not                 ecx

        $sequence_1 = { 8b842444010000 3bc5 0f84a0010000 8b08 3bcd }
            // n = 5, score = 200
            //   8b842444010000       | mov                 eax, dword ptr [esp + 0x144]
            //   3bc5                 | cmp                 eax, ebp
            //   0f84a0010000         | je                  0x1a6
            //   8b08                 | mov                 ecx, dword ptr [eax]
            //   3bcd                 | cmp                 ecx, ebp

        $sequence_2 = { 51 52 68???????? 50 ff15???????? 8b8324200000 33d2 }
            // n = 7, score = 200
            //   51                   | push                ecx
            //   52                   | push                edx
            //   68????????           |                     
            //   50                   | push                eax
            //   ff15????????         |                     
            //   8b8324200000         | mov                 eax, dword ptr [ebx + 0x2024]
            //   33d2                 | xor                 edx, edx

        $sequence_3 = { 8b442418 68???????? 05b0010000 50 89442438 ff15???????? 83c408 }
            // n = 7, score = 200
            //   8b442418             | mov                 eax, dword ptr [esp + 0x18]
            //   68????????           |                     
            //   05b0010000           | add                 eax, 0x1b0
            //   50                   | push                eax
            //   89442438             | mov                 dword ptr [esp + 0x38], eax
            //   ff15????????         |                     
            //   83c408               | add                 esp, 8

        $sequence_4 = { ff15???????? 56 ff15???????? 68???????? 68???????? 57 55 }
            // n = 7, score = 200
            //   ff15????????         |                     
            //   56                   | push                esi
            //   ff15????????         |                     
            //   68????????           |                     
            //   68????????           |                     
            //   57                   | push                edi
            //   55                   | push                ebp

        $sequence_5 = { 8b442414 57 8b3e c70600000000 4f 85c0 }
            // n = 6, score = 200
            //   8b442414             | mov                 eax, dword ptr [esp + 0x14]
            //   57                   | push                edi
            //   8b3e                 | mov                 edi, dword ptr [esi]
            //   c70600000000         | mov                 dword ptr [esi], 0
            //   4f                   | dec                 edi
            //   85c0                 | test                eax, eax

        $sequence_6 = { eb16 ff15???????? 2501000080 7905 48 83c8fe 40 }
            // n = 7, score = 200
            //   eb16                 | jmp                 0x18
            //   ff15????????         |                     
            //   2501000080           | and                 eax, 0x80000001
            //   7905                 | jns                 7
            //   48                   | dec                 eax
            //   83c8fe               | or                  eax, 0xfffffffe
            //   40                   | inc                 eax

        $sequence_7 = { c7410c00000000 895110 b803000000 5b 83c410 c20800 }
            // n = 6, score = 200
            //   c7410c00000000       | mov                 dword ptr [ecx + 0xc], 0
            //   895110               | mov                 dword ptr [ecx + 0x10], edx
            //   b803000000           | mov                 eax, 3
            //   5b                   | pop                 ebx
            //   83c410               | add                 esp, 0x10
            //   c20800               | ret                 8

        $sequence_8 = { 33c9 50 890a 8b08 ff5104 5f 5e }
            // n = 7, score = 200
            //   33c9                 | xor                 ecx, ecx
            //   50                   | push                eax
            //   890a                 | mov                 dword ptr [edx], ecx
            //   8b08                 | mov                 ecx, dword ptr [eax]
            //   ff5104               | call                dword ptr [ecx + 4]
            //   5f                   | pop                 edi
            //   5e                   | pop                 esi

        $sequence_9 = { 53 56 8b750c 8bd9 85f6 57 895dfc }
            // n = 7, score = 200
            //   53                   | push                ebx
            //   56                   | push                esi
            //   8b750c               | mov                 esi, dword ptr [ebp + 0xc]
            //   8bd9                 | mov                 ebx, ecx
            //   85f6                 | test                esi, esi
            //   57                   | push                edi
            //   895dfc               | mov                 dword ptr [ebp - 4], ebx

    condition:
        7 of them and filesize < 327680
}
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