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Overview

overview

7

Static

static

7

b2a3fd975f...18.exe

windows7-x64

7

b2a3fd975f...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    148s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    21/08/2024, 07:45

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General

  • Target

    b2a3fd975ff33caeb7b7da61bb07dd33_JaffaCakes118.exe

  • Size

    745KB

  • MD5

    b2a3fd975ff33caeb7b7da61bb07dd33

  • SHA1

    fe165a43f4e2ec825e3940f1298bcee3dcad84ce

  • SHA256

    99a53d714667b30d97e7816afd672afb8ba032f6c525646fbd28bd312b9e3ae9

  • SHA512

    6ff3d3df776178f025af5956b2e54700cbc39fe1e26f0f7c06afc8e20444f8f570f916ee9e8f536e37766a90c102051ce1208f3a670c2aadc08dfe7283747c73

  • SSDEEP

    12288:s7omZ5IXftbYu8WNPQtN/gwZ4UItlbXfAChRq4z/O9jJ8TGSsiAyDG8A56:s7oIIXfe/qPQXnZ4vtJAUdz/AKSSsV6

Score
7/10
discoverypersistenceprivilege_escalationupx

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • UPX packed file 2 IoCs

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

    upx
  • Checks installed software on the system 1 TTPs

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

    discovery
  • 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.

    discovery
  • Modifies Internet Explorer settings 1 TTPs 7 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2a3fd975ff33caeb7b7da61bb07dd33_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b2a3fd975ff33caeb7b7da61bb07dd33_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:696
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\system32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Pokki\Download Helper\npPokkiDownloadHelper.1.1.1.76.dll"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:3052
    • C:\Users\Admin\AppData\Local\Pokki\Download Helper\PokkiDownloadHelper.exe
      "C:\Users\Admin\AppData\Local\Pokki\Download Helper\PokkiDownloadHelper.exe" --command install --tag "Pokki_Pokki" --productname "Pokki for Pokki" --uimode "minimal"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\OCDD52A.tmp
    Filesize

    792KB

    MD5

    8316abc2837bf96fa5b3794e05040db9

    SHA1

    1fa5356fad024572cd320da53b0475195069f039

    SHA256

    8b9e6dfb6ea91b73fd1c44bb8ef8a4729bcd691591cf382f32463b38a4f4555c

    SHA512

    bdb49d1447afd3679eadf342d9a555563b6f8c2a877094ea2ed59e87b250167507c63798bc5f8aa72d02e830663e1bf8da44705fb41474f00097325b56abf01d

    Download Submit

  • \Users\Admin\AppData\Local\Temp\OCDD55A.tmp
    Filesize

    754KB

    MD5

    802d6581d5cf82e71bf346a52b7515ec

    SHA1

    bbb3bd0f415000f5f60ee80e4b35f7eed78a4486

    SHA256

    3c76d98b8c6c32c7b47796c83b14aa70e90de3408fdddbe0bc083255c5feeab5

    SHA512

    bcf9e16392cfeed4a4dd7f07be1a4855e432ca9dec70fd0999008cc67fe46f8b83b602f6c36ffb44a1e1b56c22e74e4b02ccbd809ddfa9c9ce20085caed5edef

    Download Submit

  • memory/696-0-0x0000000000F00000-0x0000000001101000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/696-19-0x0000000000F00000-0x0000000001101000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2276-21-0x00000000000F0000-0x00000000000F1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2276-22-0x00000000000F0000-0x00000000000F1000-memory.dmp

    Filesize

    4KB

    Download