Analysis

  • max time kernel
    111s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    02-07-2022 08:34

General

  • Target

    SecuriteInfo.com.Trojan.Olock.1.24192.exe

  • Size

    569KB

  • MD5

    514832f08bebfe59febd0eb5a2f3bf07

  • SHA1

    131c97d69dc50a94c2403d5369bf9d60dcf68d21

  • SHA256

    a0bafce415317d58c1a59d6a176b23a07213e080dedd628611fdd423bf825096

  • SHA512

    f6d51d089cdb4306c5338109c309cd5f7f1138e803fd8299d4cb02af28569cf166dd8f8c9293844aea0d2098010be42e7f870af43366deea7d3e63f5f56db64f

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.livemail.co.uk
  • Port:
    587
  • Username:
    webmaster@vanguardcomics.uk
  • Password:
    QAZqaz123@
  • Email To:
    dm5176476@gmail.com

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger Payload 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.24192.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.24192.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.24192.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Olock.1.24192.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3164

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Trojan.Olock.1.24192.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1088-130-0x0000000000440000-0x00000000004D4000-memory.dmp
    Filesize

    592KB

  • memory/1088-131-0x0000000005540000-0x0000000005AE4000-memory.dmp
    Filesize

    5.6MB

  • memory/1088-132-0x0000000004E70000-0x0000000004F02000-memory.dmp
    Filesize

    584KB

  • memory/1088-133-0x0000000004F30000-0x0000000004F3A000-memory.dmp
    Filesize

    40KB

  • memory/1088-134-0x00000000077F0000-0x000000000788C000-memory.dmp
    Filesize

    624KB

  • memory/3164-135-0x0000000000000000-mapping.dmp
  • memory/3164-136-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/3164-138-0x00000000066B0000-0x0000000006872000-memory.dmp
    Filesize

    1.8MB