Overview

overview

10

Static

static

Po.0087654112.exe

windows7_x64

10

Po.0087654112.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    95s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    04-07-2022 16:54

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General

  • Target

    Po.0087654112.exe

  • Size

    769KB

  • MD5

    e16a257a2e79f06962e2946545b57967

  • SHA1

    9bde3b985a877e21832497d48442012ea31471ff

  • SHA256

    57880d7e6823f9f978c7bf24260a35e8e62eaca02ba5d07832257529e9707b3c

  • SHA512

    8b1a20a4e82ff91b5ee8964189d21dad23836fa3c39d21b6036d84f1a620b7e5b2420e27604063a1a9d2fde74f55c86236f7ae1e233b9d3aa73963c163513a87

Score
10/10
snakekeyloggercollectionkeyloggerspywarestealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:     smtp
  • Host:
    mail.gaoyang-county-ycm.com
  • Port:
    26
  • Username:
    info@gaoyang-county-ycm.com
  • Password:
    nb34m5bf
  • Email To:
    info@gaoyang-county-ycm.com

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

    stealerkeyloggersnakekeylogger
  • Snake Keylogger Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Po.0087654112.exe
    "C:\Users\Admin\AppData\Local\Temp\Po.0087654112.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZmHwuImHCPi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDC75.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4776
    • C:\Users\Admin\AppData\Local\Temp\Po.0087654112.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1892

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpDC75.tmp
    Filesize

    1KB

    MD5

    3de8faa45c3c7b3b51d360bb8d5e5605

    SHA1

    aaff46cf0137adf11360f10abc1f02c0664f3591

    SHA256

    d11cb05f585043687be43b4f1c441d413c5ef67f984d4f20afb0c3601c2aca39

    SHA512

    7e89cb72630ac392e7b28e7977d0bf298b0638646fa4e7fd3237cd97f443622078eb1a10ca73e9e6a96bf3bcdc86ff307b8cbe3289d3aa43876d55cabe10086d

    Download Submit
  • memory/1892-137-0x0000000000000000-mapping.dmp
    Download
  • memory/1892-138-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1892-139-0x00000000065A0000-0x0000000006762000-memory.dmp
    Filesize

    1.8MB

    Download
  • memory/1928-130-0x0000000000380000-0x0000000000446000-memory.dmp
    Filesize

    792KB

    Download
  • memory/1928-131-0x0000000005360000-0x0000000005904000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/1928-132-0x0000000004E50000-0x0000000004EE2000-memory.dmp
    Filesize

    584KB

    Download
  • memory/1928-133-0x0000000004EF0000-0x0000000004F8C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/1928-134-0x0000000004DF0000-0x0000000004DFA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/4776-135-0x0000000000000000-mapping.dmp
    Download