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Overview

overview

10

Static

static

3

942886e222...18.exe

windows7-x64

10

942886e222...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/08/2024, 18:03

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General

  • Target

    942886e222bbed8c52792e46580245d4_JaffaCakes118.exe

  • Size

    224KB

  • MD5

    942886e222bbed8c52792e46580245d4

  • SHA1

    2a53d14c21ab7e91cd846cb859fab1f5e5e43216

  • SHA256

    bdd9676de55265ac985df2edf91696611b9401c2140ec849060b70beac6b6ead

  • SHA512

    4feb2cbd2c308b6f16f73b2d84d245927f6b9b2acb2eb22b158c5b296acd4ae373c72bc1a23933234e8d7efcce5f9960c41a87e5dbedc13f1d6bded6c4fc5fb6

  • SSDEEP

    3072:05IIfasIqrgl4iEzjKTF40qVA0KNBxOlDm:05I6zIqrgCHpXA0KZOs

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • 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 51 IoCs
    persistence
  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\942886e222bbed8c52792e46580245d4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\942886e222bbed8c52792e46580245d4_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:3972
    • C:\Users\Admin\ciurauq.exe
      "C:\Users\Admin\ciurauq.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:4800

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\ciurauq.exe
    Filesize

    224KB

    MD5

    31338f34613afed2ba4ecbdd391a9f69

    SHA1

    8ed958f3d4968bc9c529ac23e07bf0782468aff0

    SHA256

    62ebe1f27e31274065dd2f68ed1619d6f074e50eb403b38ef72ba3118d1dac19

    SHA512

    c7bbb0b12e1546e114655bba04dce193cb68fe9be078434a819d6738f95e5e37f2198cbc80d88f17b188c1506ff9f8181d2e4a903a106de67a79f64ec804d380

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