Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 10:03

General

  • Target

    4e3eb1a503d160b9cd151c523b34ba05c7bcbd79974a0a46fa092569db8bf2a7.exe

  • Size

    637KB

  • MD5

    318831581b1622295c9367f25a18792d

  • SHA1

    2fdec7f6b9c9a3b1d93796135d20fb7918e0cdce

  • SHA256

    4e3eb1a503d160b9cd151c523b34ba05c7bcbd79974a0a46fa092569db8bf2a7

  • SHA512

    17573d9e3f054b2711bd0ac0c9bb9b3f4fed18da8ae19a58e396297eddc71fae4537f7f78375ca3cd7fbfdfa2aa4dbd775c9c396af4b255834b0f9bcd9a71854

  • SSDEEP

    12288:vhD2iNT/SHtBYYx9T4gR+r9TCQJbSKnM9YZEiG2rDR4HzJiKC:vd1cHtBYbgR+5TCQJmKtEx2rDR4HA

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.speedhouseoman.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    SpH@0084

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.speedhouseoman.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    SpH@0084
C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4e3eb1a503d160b9cd151c523b34ba05c7bcbd79974a0a46fa092569db8bf2a7.exe
    "C:\Users\Admin\AppData\Local\Temp\4e3eb1a503d160b9cd151c523b34ba05c7bcbd79974a0a46fa092569db8bf2a7.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:744
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KYmWnLVcE.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3024
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KYmWnLVcE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8750.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:5028
    • C:\Users\Admin\AppData\Local\Temp\4e3eb1a503d160b9cd151c523b34ba05c7bcbd79974a0a46fa092569db8bf2a7.exe
      "C:\Users\Admin\AppData\Local\Temp\4e3eb1a503d160b9cd151c523b34ba05c7bcbd79974a0a46fa092569db8bf2a7.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:516

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_orkisrtt.rpw.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp8750.tmp

    Filesize

    1KB

    MD5

    17ce4985f7cfebfc5e6b094090ede8ab

    SHA1

    b5cde85716fa1861e5dab4f5908e1d05e40bba49

    SHA256

    2834c7e813f77dc1bccc7070ef9a6474fe4d0a9a2781e620689cadbc63ba5bf6

    SHA512

    c97c25feaf4685be3e09df0161ecd729c50be3f426b81b93ed58cc93a3e99eef6e86bac6829fd9679b351c81ad35fccae5642a292ec641ddc75a529274910fab

  • memory/516-68-0x0000000006EF0000-0x000000000741C000-memory.dmp

    Filesize

    5.2MB

  • memory/516-40-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/516-65-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/516-66-0x00000000065D0000-0x0000000006620000-memory.dmp

    Filesize

    320KB

  • memory/516-32-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/516-20-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/516-67-0x00000000067F0000-0x00000000069B2000-memory.dmp

    Filesize

    1.8MB

  • memory/744-5-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/744-10-0x0000000006FF0000-0x000000000705C000-memory.dmp

    Filesize

    432KB

  • memory/744-0-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

    Filesize

    4KB

  • memory/744-9-0x00000000068E0000-0x00000000068F6000-memory.dmp

    Filesize

    88KB

  • memory/744-8-0x00000000067B0000-0x00000000067BE000-memory.dmp

    Filesize

    56KB

  • memory/744-7-0x0000000006E40000-0x0000000006E5C000-memory.dmp

    Filesize

    112KB

  • memory/744-6-0x0000000005280000-0x000000000531C000-memory.dmp

    Filesize

    624KB

  • memory/744-4-0x00000000051C0000-0x00000000051CA000-memory.dmp

    Filesize

    40KB

  • memory/744-3-0x0000000005000000-0x0000000005092000-memory.dmp

    Filesize

    584KB

  • memory/744-2-0x00000000054D0000-0x0000000005A74000-memory.dmp

    Filesize

    5.6MB

  • memory/744-26-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/744-1-0x0000000000570000-0x0000000000616000-memory.dmp

    Filesize

    664KB

  • memory/3024-15-0x0000000004BA0000-0x0000000004BD6000-memory.dmp

    Filesize

    216KB

  • memory/3024-56-0x00000000074F0000-0x00000000074FA000-memory.dmp

    Filesize

    40KB

  • memory/3024-22-0x00000000058B0000-0x00000000058D2000-memory.dmp

    Filesize

    136KB

  • memory/3024-19-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/3024-38-0x0000000006150000-0x000000000616E000-memory.dmp

    Filesize

    120KB

  • memory/3024-39-0x00000000066C0000-0x000000000670C000-memory.dmp

    Filesize

    304KB

  • memory/3024-25-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/3024-41-0x0000000007120000-0x0000000007152000-memory.dmp

    Filesize

    200KB

  • memory/3024-42-0x0000000070E80000-0x0000000070ECC000-memory.dmp

    Filesize

    304KB

  • memory/3024-52-0x0000000006730000-0x000000000674E000-memory.dmp

    Filesize

    120KB

  • memory/3024-53-0x0000000007160000-0x0000000007203000-memory.dmp

    Filesize

    652KB

  • memory/3024-54-0x0000000007AC0000-0x000000000813A000-memory.dmp

    Filesize

    6.5MB

  • memory/3024-55-0x0000000007480000-0x000000000749A000-memory.dmp

    Filesize

    104KB

  • memory/3024-37-0x0000000005B30000-0x0000000005E84000-memory.dmp

    Filesize

    3.3MB

  • memory/3024-57-0x0000000007700000-0x0000000007796000-memory.dmp

    Filesize

    600KB

  • memory/3024-58-0x0000000007680000-0x0000000007691000-memory.dmp

    Filesize

    68KB

  • memory/3024-59-0x00000000076B0000-0x00000000076BE000-memory.dmp

    Filesize

    56KB

  • memory/3024-60-0x00000000076C0000-0x00000000076D4000-memory.dmp

    Filesize

    80KB

  • memory/3024-61-0x00000000077C0000-0x00000000077DA000-memory.dmp

    Filesize

    104KB

  • memory/3024-62-0x00000000077A0000-0x00000000077A8000-memory.dmp

    Filesize

    32KB

  • memory/3024-64-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB

  • memory/3024-24-0x00000000059C0000-0x0000000005A26000-memory.dmp

    Filesize

    408KB

  • memory/3024-23-0x0000000005950000-0x00000000059B6000-memory.dmp

    Filesize

    408KB

  • memory/3024-17-0x0000000005250000-0x0000000005878000-memory.dmp

    Filesize

    6.2MB

  • memory/3024-16-0x0000000074BC0000-0x0000000075370000-memory.dmp

    Filesize

    7.7MB