Overview

overview

10

Static

static

3

ecd8c44620...18.exe

windows7-x64

10

ecd8c44620...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/09/2024, 04:31

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General

  • Target

    ecd8c44620c73417e9540f0dbe7e66dc_JaffaCakes118.exe

  • Size

    132KB

  • MD5

    ecd8c44620c73417e9540f0dbe7e66dc

  • SHA1

    1ddb77402193d8f1ca2c1d903384176b90db86eb

  • SHA256

    46cd363e1b4781338e3fb7069df14a1e19d883e0fff06a618bd46c37269def61

  • SHA512

    36ecff2c185a423e1ed7247e8161274c468efa618870d5dc295d5b8ed08141f0ef3f3697a470a14421eef3e2e3709eabba6a416764d896c14c30f9b478268d6b

  • SSDEEP

    1536:mEm4B/TZH6rM2qEbBkIvI4DyQDIws/HmmYbRdfuL0wo7JaS1:dB/TZH63qEbBkn4e2s/HmlTfdwQL

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ecd8c44620c73417e9540f0dbe7e66dc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ecd8c44620c73417e9540f0dbe7e66dc_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:840
    • C:\Users\Admin\siaoxiw.exe
      "C:\Users\Admin\siaoxiw.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:2536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\siaoxiw.exe
    Filesize

    132KB

    MD5

    551c72dedf5881fa22b9427504f3ea9f

    SHA1

    d4c3710bfd859fde55c59ae7c9a67679dbb656c4

    SHA256

    c4f8fa9ecc959829ec91fcd64dad64e8a3e77ac34eda6e5711c10e655384a494

    SHA512

    81057ae13031b5996ab3d4916c398dd9bf65a0ccb9aefe8aa2ca2d440bf7e90111e06bc9e70540d70420bda2f7e820672c23299f29fb3eb0e4ccc0997bdb8fc8

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