Analysis

  • max time kernel
    93s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-07-2024 04:06

General

  • Target

    6602a6768c612807b54ad5e282106d80N.exe

  • Size

    303KB

  • MD5

    6602a6768c612807b54ad5e282106d80

  • SHA1

    554c249b0b54838ab326ced44234018e3d26f6a5

  • SHA256

    fd0c25564e7fe0dbc2aa456defdbb4c8e4d3e6768adbc72462e9a3b48e63cb47

  • SHA512

    f161c5a194abfbf43c9930b7f3e99b6b41edb4abc0520ee292fc6189ba95a9b87525526eb454e18537147e4bae51828a530155392628a8755c9a6d91691937d4

  • SSDEEP

    6144:20tC6MDdbICydeB25aBRH5QreWQAKAKtBvUEWA1D0xYqnT:20q/BRH5QyYKZ1DwHnT

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1261337809793581077/th-zisFe-ONOBv0rIRsugBNZzyStJ-lRYkNoNm0Wd0XiY_0pKxTkCodWZeXwnZ-c_zi5

Signatures

  • 44Caliber

    An open source infostealer written in C#.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6602a6768c612807b54ad5e282106d80N.exe
    "C:\Users\Admin\AppData\Local\Temp\6602a6768c612807b54ad5e282106d80N.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2788

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2788-0-0x0000000000B80000-0x0000000000BD2000-memory.dmp

    Filesize

    328KB

  • memory/2788-1-0x00007FF83B0D3000-0x00007FF83B0D5000-memory.dmp

    Filesize

    8KB

  • memory/2788-31-0x00007FF83B0D0000-0x00007FF83BB91000-memory.dmp

    Filesize

    10.8MB

  • memory/2788-32-0x00007FF83B0D0000-0x00007FF83BB91000-memory.dmp

    Filesize

    10.8MB