Analysis

  • max time kernel
    64s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    18-10-2021 11:58

General

  • Target

    e09367e4c8c23541902285438711ec86.exe

  • Size

    76KB

  • MD5

    e09367e4c8c23541902285438711ec86

  • SHA1

    a865889a7805c1a7b3f8600ecee600ec42a67674

  • SHA256

    12eac304f48075b2a3d7263a4b8182ddc676e1ccd04a16162770a1ca78671311

  • SHA512

    bd8e1a8e1238709406c9bcde25002743cb14d24e3f913f683ae2876c4668f561d10cf3511b530b603b4ecf2b4384e535d43460db0c28a247482c9941e2810550

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    restd.xyz
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    gg@6{ZL65h,*

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • 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 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 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\e09367e4c8c23541902285438711ec86.exe
    "C:\Users\Admin\AppData\Local\Temp\e09367e4c8c23541902285438711ec86.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3464
    • C:\Users\Admin\AppData\Local\Temp\e09367e4c8c23541902285438711ec86.exe
      C:\Users\Admin\AppData\Local\Temp\e09367e4c8c23541902285438711ec86.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4000

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\e09367e4c8c23541902285438711ec86.exe.log
    MD5

    808e884c00533a9eb0e13e64960d9c3a

    SHA1

    279d05181fc6179a12df1a669ff5d8b64c1380ae

    SHA256

    2f6a0aab99b1c228a6642f44f8992646ce84c5a2b3b9941b6cf1f2badf67bdd6

    SHA512

    9489bdb2ffdfeef3c52edcfe9b34c6688eba53eb86075e0564df1cd474723c86b5b5aedc12df1ff5fc12cf97bd1e3cf9701ff61dc4ce90155d70e9ccfd0fc299

  • memory/3464-119-0x00000000057E0000-0x00000000057F8000-memory.dmp
    Filesize

    96KB

  • memory/3464-118-0x0000000006680000-0x00000000066D4000-memory.dmp
    Filesize

    336KB

  • memory/3464-115-0x0000000000F40000-0x0000000000F41000-memory.dmp
    Filesize

    4KB

  • memory/3464-117-0x0000000005740000-0x0000000005741000-memory.dmp
    Filesize

    4KB

  • memory/4000-121-0x00000000004203EE-mapping.dmp
  • memory/4000-120-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/4000-125-0x00000000056F0000-0x00000000056F1000-memory.dmp
    Filesize

    4KB

  • memory/4000-126-0x0000000005130000-0x0000000005131000-memory.dmp
    Filesize

    4KB

  • memory/4000-127-0x0000000002BF0000-0x0000000002BF1000-memory.dmp
    Filesize

    4KB

  • memory/4000-128-0x0000000006470000-0x0000000006471000-memory.dmp
    Filesize

    4KB

  • memory/4000-129-0x0000000006350000-0x0000000006351000-memory.dmp
    Filesize

    4KB

  • memory/4000-130-0x0000000006310000-0x0000000006311000-memory.dmp
    Filesize

    4KB