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Analysis

  • max time kernel
    133s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 00:44

General

  • Target

    b5b1d763703c33438c101d5e1bf6d09c_JaffaCakes118.exe

  • Size

    1.6MB

  • MD5

    b5b1d763703c33438c101d5e1bf6d09c

  • SHA1

    199e28b5e26a679abd193ffc215f9fbd5c8062aa

  • SHA256

    0a4ff2e067fe1644dfca1f3542bc44c86e05c67ec454b7a4775a8a15afa8e367

  • SHA512

    44a3290d6c935276da2c7285980a2027df76a7c9b78fe3afb049a6abdb39729f6bf259646698b46bf56485742fcbcbd0556b06c3085d092a272573282093c1ec

  • SSDEEP

    24576:UjxJRkKup3nSivnVM2EgFurReZLX23nHxNawI7JRgRRczuf1van6gG/9Kwfmwk:0ivV5iWLXwnzEyqzkExw

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax main executable 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 7 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5b1d763703c33438c101d5e1bf6d09c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b5b1d763703c33438c101d5e1bf6d09c_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:880
    • C:\Users\Admin\AppData\Local\Temp\win32.exe
      C:\Users\Admin\AppData\Local\Temp\win32.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3100
      • C:\Windows\SysWOW64\RAMHIT\VYQ.exe
        "C:\Windows\system32\RAMHIT\VYQ.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\win32.exe

    Filesize

    4KB

    MD5

    5e5ecae8b08152c885904cde71c50dad

    SHA1

    727f24d102ab29be690c783ddc149b3a39430fb6

    SHA256

    b3550952a2474802ae5f2d2d7e75987ccd7ca23baa8ba015c3eaa6fd04b55541

    SHA512

    dd6287a8471aa575abbcf46300ac64a170c0cb19052d779c7bc0899149c6114a4e42520756dae1598e18458d94522d6c7701a7bc3a37067ac2a1616dbbf8e5ea

  • C:\Windows\SysWOW64\RAMHIT\AKV.exe

    Filesize

    485KB

    MD5

    b905540561802896d1609a5709c38795

    SHA1

    a265f7c1d428ccece168d36ae1a5f50abfb69e37

    SHA256

    ce666ce776c30251bb1b465d47826c23efaa86ec5ee50b2a4d23a4ceb343ed53

    SHA512

    7663654f134f47a8092bae1f3f9d46732d2541ab955e7604d43a0def1e61e2bc039a6753e94d99f1d04b69f55a86f1fb937513671019f1bdf100edb97b24badc

  • C:\Windows\SysWOW64\RAMHIT\VYQ.001

    Filesize

    61KB

    MD5

    0e7e847fb96b4faa6cb4d3707a96887e

    SHA1

    896fd4064044e271312e9128e874108eec69521f

    SHA256

    c0f3e18ed0020dae5f75d3338b51f9c8de26d8af0a4d31904ba77cb1d112bbca

    SHA512

    ad680ed30b0cabe1be4e7237b8e620060de9c5f64d088d21a6acf6f293551ab4abc10f8f959aa6041e19aeaea538e72beeecc29b7669546a9a151141d4e73684

  • C:\Windows\SysWOW64\RAMHIT\VYQ.002

    Filesize

    43KB

    MD5

    f195701cf2c54d6ceadad943cf5135b8

    SHA1

    9beb03fc097fc58d7375b0511b87ced98a423a08

    SHA256

    177c1dcc7f13158445f0b99713e9cad205da86e764940a48d43dc375565b0dec

    SHA512

    f78def1ab431bb2b7b647ec76c063c30a87cabd22605f94cbe4fbb6f757fd54ddf7861d3842a0e369abfce94b68d41dec0fe2322a74f67d9875f561f92b20025

  • C:\Windows\SysWOW64\RAMHIT\VYQ.003

    Filesize

    65KB

    MD5

    fa881c9545d01792ac6697572d52ab85

    SHA1

    bcf56567eea2066fce6662651d886d026eaaec30

    SHA256

    540e5d4e0cac56e0db7e4218838625460b3f4249a3c063c10f8bc01a277752de

    SHA512

    1c7fe1495b590120605701e331890c0f65b2a01b3179a454ef8622d8765c57ec918c45da68034b85241fedf00cde4e4d8cee74db198c03ca573f5ab64494fb28

  • C:\Windows\SysWOW64\RAMHIT\VYQ.004

    Filesize

    1KB

    MD5

    b56a8e4d491fe306c6e64023c213167e

    SHA1

    1657c57a388e56cf9a743eb83a35493b7daa027d

    SHA256

    98e5a09a5b8da4adfb0464a96c04bd8f128a89bb283e4b5eae095d528203dd63

    SHA512

    f2fbc35f142826f734260d266d8556c4a75b9fe2dd139e186d5c214fa2b97c31cfecc0148b8e1872d66a534d09e488f4f3642ea7b69c2dcc12a0c8618f65bd3c

  • C:\Windows\SysWOW64\RAMHIT\VYQ.exe

    Filesize

    1.7MB

    MD5

    d95623e481661c678a0546e02f10f24c

    SHA1

    b6949e68a19b270873764585eb1e82448d1e0717

    SHA256

    cecfadce6fb09b3977c20d15fb40f8f66a1d7e488a4794451d048a598c3417da

    SHA512

    dee02644d92ed30e88bb10e9dcdba97abd9949b230059ec20cf5d93061f9cdb77b1e793e5f69d0b51595c30077c3ddd093348d22b070ce898ccefe28b8062591

  • memory/880-0-0x0000000074B32000-0x0000000074B33000-memory.dmp

    Filesize

    4KB

  • memory/880-27-0x0000000074B30000-0x00000000750E1000-memory.dmp

    Filesize

    5.7MB

  • memory/880-2-0x0000000074B30000-0x00000000750E1000-memory.dmp

    Filesize

    5.7MB

  • memory/880-1-0x0000000074B30000-0x00000000750E1000-memory.dmp

    Filesize

    5.7MB

  • memory/892-35-0x0000000000400000-0x00000000005BA000-memory.dmp

    Filesize

    1.7MB

  • memory/892-36-0x0000000000400000-0x00000000005BA000-memory.dmp

    Filesize

    1.7MB

  • memory/3100-18-0x0000000000400000-0x0000000000536000-memory.dmp

    Filesize

    1.2MB

  • memory/3100-24-0x0000000000400000-0x0000000000536000-memory.dmp

    Filesize

    1.2MB

  • memory/3100-5-0x0000000000400000-0x0000000000536000-memory.dmp

    Filesize

    1.2MB

  • memory/3100-9-0x0000000000400000-0x0000000000536000-memory.dmp

    Filesize

    1.2MB

  • memory/3100-8-0x0000000000400000-0x0000000000536000-memory.dmp

    Filesize

    1.2MB