Analysis

  • max time kernel
    149s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/09/2026, 22:29

General

  • Target
    jaffacakes118__28b6d9dcc5e386a3f41c9ae5b6750eef.exe
  • Size 136KB
  • Sample260920-2eav6ade44
  • SHA256 25cb04abc04715832cf33b36bb73e195217ef32b77cd25ae886f9b3d314c4229
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Sets service image path in registry 3 TTPs 2 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • Executes dropped EXE 4 IoCs
  • Modifies system executable filetype association 2 TTPs 8 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 3 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 14 IoCs
  • UPX packed file 13 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 3 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 17 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118__28b6d9dcc5e386a3f41c9ae5b6750eef.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118__28b6d9dcc5e386a3f41c9ae5b6750eef.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Boot or Logon Autostart Execution: Active Setup
    • Disables RegEdit via registry modification
    • Sets service image path in registry
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4424
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\system32\bzip.exe C:\Windows\system32\gZip.zip C:\Windows\system32\xaBuV`t.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:1348
    • C:\Windows\SysWOW64\XPGROUPS32.BAT
      C:\Windows\system32\XPGROUPS32.BAT
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1572
      • C:\Windows\SysWOW64\ISTWTOURSET.COM
        C:\Windows\system32\ISTWTOURSET.COM
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:4964
      • C:\Windows\SysWOW64\IPWIEKREP.PIF
        C:\Windows\system32\IPWIEKREP.PIF
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2832
      • C:\Windows\SysWOW64\KillUsa.exe
        C:\Windows\system32\KillUsa.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:400

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 c4c7b40dda4988d1a677be3fcc76cab1977897484a09e41203d6d541a8c755a2
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 0258f9f00f9f12ad670c0739584f6395924eb88b750220dd081630bdcc7c3b11
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 3c437861404afca6fd30b85972ca2523f7b097851c8079bafdeed1fce95af5c9
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 c1ba8684baac8cddf16776b0642fb178dc380f7374c1b8e75b4f69ad3ad5ecb8
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 6df26eef2d5ba9e882e62cc13231a4c7fd13cf9e5d2b522d43b123f02559a119
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 5991ed4686cffbd02d1bfe5f7891ec65a2fe673f2f5b4bd13f73e099d5ea104e
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 329dbe7e141e9c98397ee89fec340ced3104b529234bf2097a24285d41286464
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 6c9a2ce7ea8c9fef58b00e367d7dc861f5bc23606d09b971ee4bf258ffcf3a7f
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 e0661df67a24d4467e300f96e1acd9b68dfbb42cd9a30250ca0de7df0ce31755
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 19c6f3b036a022fbc953cadb5181d69de009de304dc32a6713cb142ebbc11c6f
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 4baa3bbdf6e7905280835d201677628d1f3efc2ad4340476b96a07aa030ae515
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 6462c681d6fe8bae00f7450032ddf1a0e5f8375c143f5d25d1fc88bcc5e67562
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 805b5115b0f204ef78da31143b895612cb1a6fb9016ac01d3a95d32d2cbaa768
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 b427abf49093e52dee3f1b076046c06e860ac8cd81df5c7f9a8c9cb954e399c8
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 4fda465d2edc6c938efb0db4991fb028edee9bb94dcff66a40dc14f44172e47e
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 0af5f7f57228a79eb7b61721ddf7ba839a3040394842adc69861da77db48da49
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 3f95e85179053f0f07bbbf4270169ca2311c36c355c9053844fc4b3e3e824399
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 911e05b1b62775ebac49d03b65ddc386f666f9709afb99b948bd18056cca60f7
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 084188b900eeb32025692755e2678520b49520766905b81eda828c3ed5934075
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 e0ad9c313ee6e04a44d923b2f37b9fd97ac302ba388ea4390ce1022f95e02de8
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 6e0ba0629744e37e3ab119edadd2fa1cb8b328a0283fb0d02bbf02d07adfaade
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 6defd1953a2562f0ffaaadb8aee436aafcb14d413bb7eb194b7fe6c082b6ba46
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 2KB
        • SHA256 03d93872637291626d10509a6160145748ba8a15fc3e94436a1410aac467ad02
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 10876af42d4ec11a5e05e16a9a7bb64bdaef710b03488e8527be442166dbc144
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 0bd462eb5d1c29a3700376ac26a9223d58afa14b6cfcb909f3bee6d03ace1279
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 596d9d872734066dbdd2572557a12bef0138ba4c8a1185fc26995b402738d4b9
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 9acb16e2b7eb8c0913f94daa996657b796a95485324b3b0d0a6ebc25996d9158
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 4814b12862969df14bdac931c7bfde7f71903749ff81b6e8e5daa8dcccb5bac1
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 159aa1c4156de6dc93cdef2bbe6a016ca9950be09d7a14dfab21679913dec8d4
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 2dd33ee8336fccdb610559abb45f983cf5c40f3cc1750d33b071348237734f1e
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 a933cd9ca2631b207e8ab4c9755d8139f0e262fc1422a357e9ece059ad829381
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 5501508d4d59e9f5f719366e528e4941aa101c7dbeff9bdeb12d462e3e82b968
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 e7ee5f2ee51d19db717014862b40ca53ae70432a3cbaed4b01c7c5df692434d8
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 7d06713bab5fb893889dedad18a6d68535c9b99ab2ad56e95b20926a67c611f2
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 a22789b203a80bfd6eb64017780271079eae121c7479f69fd283b983d5ec85e4
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 154546b4e094bf43b102444ad74bb718816e5aee66741dc3f7d63a7ebe4d5843
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 3KB
        • SHA256 4c80e2dcc8b334ef0169a273f4ef9c1ec52b4743149204fbbb01296f9102f263
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 4KB
        • SHA256 c2ab3ac6937a8f2feac1bb3ef91cd28d3f3e668758bd816fc4d8228549a3a88a
        • MD5 SHA1 SHA512 SSDEEP

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 368B
        • SHA256 df40d3b8dd00d4b79173274d283937c2832c8fd7bf3d9d5c690354a019124024
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 468B
        • SHA256 bf771a13135ef24c7e55a34916247f6cbf7b9391928bece6d322654b1a8f70d6
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 510B
        • SHA256 90ef9da3068d8d1ece8a20fa62b7ffe5498702bc8f39a410fec5d0c34945f613
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 842B
        • SHA256 d753672791c393c043a1c99e7400778a1360e4bef7b08d70566cb24363dd69a6
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 852B
        • SHA256 7120e2738574c2aa09ec870b91fd388f63a0ed445915b7ed9ff0d839f56712a6
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 42B
        • SHA256 89c4f02db585f7e1d1aaf0141fdee88bb4cbe30474c3918bc2c6810d65300d67
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 20d7ade78ab465983e527e6642a02a465132dabd7342b103c3d0a801e9159a7b
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 840079006cc983c63c7df04e912420bfdee215fa80e0da29feb639511f796438
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 8a77b82ba26e4f0977c4bb1f15e53c178f02bf5a35104b428cdcfd3a63e5fccd
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 dc4a1e5f2f74f5b5c02566521a3da02ec63012f5b90bbf8e9c8bf5058211dc88
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 e459f7ef56797d811b52fe3462080f2fe73e2ed30269fdac4984e70915fc587c
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 e25999fb8ddf479b4bdb1c994426b56be56e240cb0ffd29cad784f76b2123e74
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 48d49684711ab6b6d941ecb6a997e6592d31b3cd0c4bb2cf828533ea4686185e
        • MD5 SHA1 SHA512

        mail.dat

        • Path C:\Users\Admin\AppData\Local\Temp\mail.dat
        • Size 1KB
        • SHA256 d750c899a55f6639e161fcfaa94d5fddedf4a8cb5b95a23f520255408724f8cb
        • MD5 SHA1 SHA512

        XPGROUPS32.BAT

        • Path C:\Windows\SysWOW64\XPGROUPS32.BAT
        • Size 136KB
        • SHA256 25cb04abc04715832cf33b36bb73e195217ef32b77cd25ae886f9b3d314c4229
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bZip.exe

        • Path C:\Windows\SysWOW64\bZip.exe
        • Size 41KB
        • SHA256 900149dcbadcec47e4dd3ca658f1adaf10ae9548e469f372b2e3174b9696d2a5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        microsoftweb.htm

        • Path C:\microsoftweb.htm
        • Size 296B
        • SHA256 26e85410f09dea251b8d44de3352c9b3e069cfe089eb61ebfca3e1ac9b8fd1f9
        • MD5 SHA1 SHA512 TLSH

        memory/400-64-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/1572-1838-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/1572-39-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/1572-22-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2832-1438-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2832-1840-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2832-2705-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/4424-38-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/4424-0-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/4424-489-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/4964-28-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/4964-42-0x0000000000400000-0x000000000045F000-memory.dmp