Analysis

  • max time kernel
    142s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-01-2023 01:19

General

  • Target

    zV75lTXPGhSIuFY.exe

  • Size

    681KB

  • MD5

    5e3e17fdf1f4da26cf38aa79b3bdae04

  • SHA1

    da24d1115793c155956f9c06c7bd54143fc49f5a

  • SHA256

    62ca4586ac29248b3157be211125dc47a83a64cb23ceaab4bf50d0767baa6fbe

  • SHA512

    7906bcf13e209cb38837cf9cd254455ff8f6e76a60c2d4d146a085d4e2bbbdb1e17ec876bb171be9d9bc4dd711c873d24381c30372c7dd16147a77e924e05432

  • SSDEEP

    12288:TeDonSyWeh3ih9HXeipFQahcvGr7tv7g4IG3Gmv6aKJfsHA:TWonDBYTOiAaqU7nGMpwfJ

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.lgsportbike.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    sAN%r!I0
C2

https://api.telegram.org/bot5816458649:AAFS1obzDKYH_QeQC_kvYxhd80vhKb3q6Vs/sendMessage?chat_id=5586449047

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\zV75lTXPGhSIuFY.exe
    "C:\Users\Admin\AppData\Local\Temp\zV75lTXPGhSIuFY.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Users\Admin\AppData\Local\Temp\zV75lTXPGhSIuFY.exe
      "C:\Users\Admin\AppData\Local\Temp\zV75lTXPGhSIuFY.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2548

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\zV75lTXPGhSIuFY.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1600-132-0x0000000000E10000-0x0000000000EC0000-memory.dmp

    Filesize

    704KB

  • memory/1600-133-0x0000000005CA0000-0x0000000006244000-memory.dmp

    Filesize

    5.6MB

  • memory/1600-134-0x0000000005790000-0x0000000005822000-memory.dmp

    Filesize

    584KB

  • memory/1600-135-0x0000000005730000-0x000000000573A000-memory.dmp

    Filesize

    40KB

  • memory/1600-136-0x00000000092E0000-0x000000000937C000-memory.dmp

    Filesize

    624KB

  • memory/2548-137-0x0000000000000000-mapping.dmp

  • memory/2548-138-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2548-140-0x00000000066F0000-0x00000000068B2000-memory.dmp

    Filesize

    1.8MB