Overview

overview

10

Static

static

SKM__C2019...df.exe

windows7_x64

10

SKM__C2019...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    68s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    05-07-2022 12:08

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General

  • Target

    SKM__C20192910887888001990.pdf.exe

  • Size

    784KB

  • MD5

    8ef332f81f60d6968e437d35a75dae6e

  • SHA1

    565e59b710d44812bf44c4fc19862ed48840018f

  • SHA256

    fce6ce86fa20dcf48e5e041be3ab03df99f4e42f0b8d3f1082608c101ca4378f

  • SHA512

    b73e9b96e0775e9eb3b4303e57d8f8c61781a5cd9c4e13b950574a1a020b784ee8c196748c279b29e3882eb704c0bf021f1b8f8bef13106e2112a6740bc1c961

Score
10/10
snakekeyloggercollectionkeyloggerspywarestealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5468731092:AAGGNQWBVRhX622u6xp1moMhaunIGtXuIxg/sendMessage?chat_id=1639214896

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

    stealerkeyloggersnakekeylogger
  • Snake Keylogger Payload 6 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SKM__C20192910887888001990.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\SKM__C20192910887888001990.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Users\Admin\AppData\Local\Temp\SKM__C20192910887888001990.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\SKM__C20192910887888001990.pdf.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:956

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

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

  • memory/956-65-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/956-63-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/956-71-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/956-69-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/956-67-0x000000000042061E-mapping.dmp
    Download
  • memory/956-61-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/956-66-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/956-60-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1992-55-0x0000000075381000-0x0000000075383000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1992-54-0x0000000000E70000-0x0000000000F3A000-memory.dmp
    Filesize

    808KB

    Download
  • memory/1992-59-0x0000000000E40000-0x0000000000E66000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1992-58-0x0000000005D30000-0x0000000005D9A000-memory.dmp
    Filesize

    424KB

    Download
  • memory/1992-57-0x0000000000630000-0x000000000063E000-memory.dmp
    Filesize

    56KB

    Download
  • memory/1992-56-0x00000000009E0000-0x0000000000A00000-memory.dmp
    Filesize

    128KB

    Download