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 (20220516 | Detects win.pirpi.)
rule win_pirpi_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-05-16"
        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 = "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 = { 56 57 8b7c2420 85ed }
            // n = 4, score = 200
            //   56                   | push                esi
            //   57                   | push                edi
            //   8b7c2420             | mov                 edi, dword ptr [esp + 0x20]
            //   85ed                 | test                ebp, ebp

        $sequence_1 = { 50 56 55 53 ff15???????? 53 ff15???????? }
            // n = 7, score = 200
            //   50                   | push                eax
            //   56                   | push                esi
            //   55                   | push                ebp
            //   53                   | push                ebx
            //   ff15????????         |                     
            //   53                   | push                ebx
            //   ff15????????         |                     

        $sequence_2 = { a1???????? 8b8c24ec000000 55 03cb 51 50 e8???????? }
            // n = 7, score = 200
            //   a1????????           |                     
            //   8b8c24ec000000       | mov                 ecx, dword ptr [esp + 0xec]
            //   55                   | push                ebp
            //   03cb                 | add                 ecx, ebx
            //   51                   | push                ecx
            //   50                   | push                eax
            //   e8????????           |                     

        $sequence_3 = { 83c410 c20800 57 8bfd 83c9ff }
            // n = 5, score = 200
            //   83c410               | add                 esp, 0x10
            //   c20800               | ret                 8
            //   57                   | push                edi
            //   8bfd                 | mov                 edi, ebp
            //   83c9ff               | or                  ecx, 0xffffffff

        $sequence_4 = { f3a4 ffd3 8bd8 83c408 }
            // n = 4, score = 200
            //   f3a4                 | rep movsb           byte ptr es:[edi], byte ptr [esi]
            //   ffd3                 | call                ebx
            //   8bd8                 | mov                 ebx, eax
            //   83c408               | add                 esp, 8

        $sequence_5 = { 5e 5d 5b c3 85f6 7406 c70600000000 }
            // n = 7, score = 200
            //   5e                   | pop                 esi
            //   5d                   | pop                 ebp
            //   5b                   | pop                 ebx
            //   c3                   | ret                 
            //   85f6                 | test                esi, esi
            //   7406                 | je                  8
            //   c70600000000         | mov                 dword ptr [esi], 0

        $sequence_6 = { 8bce 50 e8???????? 8bce e8???????? 56 }
            // n = 6, score = 200
            //   8bce                 | mov                 ecx, esi
            //   50                   | push                eax
            //   e8????????           |                     
            //   8bce                 | mov                 ecx, esi
            //   e8????????           |                     
            //   56                   | push                esi

        $sequence_7 = { 8d5c03ff ebb7 6a01 8d8c24cc000000 }
            // n = 4, score = 200
            //   8d5c03ff             | lea                 ebx, [ebx + eax - 1]
            //   ebb7                 | jmp                 0xffffffb9
            //   6a01                 | push                1
            //   8d8c24cc000000       | lea                 ecx, [esp + 0xcc]

        $sequence_8 = { 8b54244c 83c408 33db 33ed 8b02 }
            // n = 5, score = 200
            //   8b54244c             | mov                 edx, dword ptr [esp + 0x4c]
            //   83c408               | add                 esp, 8
            //   33db                 | xor                 ebx, ebx
            //   33ed                 | xor                 ebp, ebp
            //   8b02                 | mov                 eax, dword ptr [edx]

        $sequence_9 = { 03c2 8b94245c010000 c1f80a 50 }
            // n = 4, score = 200
            //   03c2                 | add                 eax, edx
            //   8b94245c010000       | mov                 edx, dword ptr [esp + 0x15c]
            //   c1f80a               | sar                 eax, 0xa
            //   50                   | push                eax

    condition:
        7 of them and filesize < 327680
}
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