Analysis

  • max time kernel
    93s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-04-2024 08:29

General

  • Target

    eaa78dfab0f235571b8eafbb39332927_JaffaCakes118.exe

  • Size

    487KB

  • MD5

    eaa78dfab0f235571b8eafbb39332927

  • SHA1

    09faf4a86e0fdddffb84b86911ad01ce1292174b

  • SHA256

    b301185f13c9f20441ebbbcf360bdd06174cff01b5da49cee874347206a5cdcb

  • SHA512

    1e6217a85b4a3701054cebdf2ed3fc37204fad6a07a57061835cd60e660834ac4d20e49a09cf1981de33758480de1163b452bc1304e3b342c112c58dd46802b6

  • SSDEEP

    12288:wi1hkIMIy6U4+/2F7wJQHC8lBmV4pcWi6y9zrAYIMKXPkxwpaND+Ifr:wi1hU94+YAQHC8HmVoi6KzrldKXPkxwM

Score
10/10

Malware Config

Extracted

Family

blustealer

Credentials

  • Protocol:
    smtp
  • Host:
    mail.dm-teh.com
  • Port:
    587
  • Username:
    office@dm-teh.com
  • Password:
    Vm@(O;CO.vEQ

Signatures

  • BluStealer

    A Modular information stealer written in Visual Basic.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eaa78dfab0f235571b8eafbb39332927_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eaa78dfab0f235571b8eafbb39332927_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:184
    • C:\Users\Admin\AppData\Local\Temp\eaa78dfab0f235571b8eafbb39332927_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\eaa78dfab0f235571b8eafbb39332927_JaffaCakes118.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:4524
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 184 -s 324
      2⤵
      • Program crash
      PID:3780
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 184 -ip 184
    1⤵
      PID:2672

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/184-1-0x00000000005A0000-0x00000000005A2000-memory.dmp
      Filesize

      8KB

    • memory/184-0-0x00000000000C0000-0x00000000000C6000-memory.dmp
      Filesize

      24KB

    • memory/4524-2-0x0000000000400000-0x0000000000477000-memory.dmp
      Filesize

      476KB

    • memory/4524-4-0x0000000000400000-0x0000000000477000-memory.dmp
      Filesize

      476KB

    • memory/4524-7-0x0000000000400000-0x0000000000477000-memory.dmp
      Filesize

      476KB