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Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 00:17

General

  • Target

    b9a0ed26d53c1b8d0ff585c15c5cfd50_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    b9a0ed26d53c1b8d0ff585c15c5cfd50

  • SHA1

    e1ddf1d42328445de3bbdc6a45a8ded7125ff7da

  • SHA256

    71c71444a47fc70f37e6ce0db17e6d20b6406c0f056f2c2a5adc08e4c4a71404

  • SHA512

    0b4c1641c38a00422efb82683dd141f582401eafe6b536fb75610c95b738dec8d21e1435f3ee3a78e31edaf4334b2de2669a1e8c52077fb4b2e66634d0b905ee

  • SSDEEP

    1536:nXW2cX220mQ2s2xJKIRGWcOUP7vXArnY1ZqAefzyeshNIjnZA:XeQBlNAfzyemCnu

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9a0ed26d53c1b8d0ff585c15c5cfd50_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b9a0ed26d53c1b8d0ff585c15c5cfd50_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2468
    • C:\Users\Admin\wqnop.exe
      "C:\Users\Admin\wqnop.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\wqnop.exe

    Filesize

    100KB

    MD5

    1d512de79d59af609383b2b7ea39e1ab

    SHA1

    ccd0ab03f6da106a820ecbe067f55277af8eb6f7

    SHA256

    0b01c0792383f22e6295c750a5fac9bb2a7311099fe77b08ce48109c1531e900

    SHA512

    90267c6b00e8421abe794d1e85082c1ad90a227bf23a4dbc11e52547ba46b364fe4d81e6cc4146955de64398789ff38afbe4198513564cedf7e9d51d2661f23d