Analysis

  • max time kernel
    135s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-06-2024 01:25

General

  • Target

    da6b0f4662ab7c277189dafa7f323551c54982b2d54466feefc27d83a3c90e3c.exe

  • Size

    482KB

  • MD5

    01c1bc3aa16ddb58b7d0fd28a723251f

  • SHA1

    782bfcfcf7f66a98c280a9a39d852f6e238a0478

  • SHA256

    da6b0f4662ab7c277189dafa7f323551c54982b2d54466feefc27d83a3c90e3c

  • SHA512

    ecf618c120de072bf747ad3e45dc872b3dcd2e58cdc7dbf2bb1816d5560c9ea168ce968e99b09f126a17290e5bd37b5bf5c6f61a82e5008c0723478eeff2da50

  • SSDEEP

    6144:wXuAPKbOs/ASmh4okC/fLWt+MJLwVXSGN8hOCXODNlPK5HFTkXkX9I8:wXuBV/FmaorLWtzCiyNQl

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    valleycountysar.org
  • Port:
    26
  • Username:
    [email protected]
  • Password:
    fY,FLoadtsiF

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables with potential process hoocking 1 IoCs
  • 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\da6b0f4662ab7c277189dafa7f323551c54982b2d54466feefc27d83a3c90e3c.exe
    "C:\Users\Admin\AppData\Local\Temp\da6b0f4662ab7c277189dafa7f323551c54982b2d54466feefc27d83a3c90e3c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Users\Admin\AppData\Local\Temp\da6b0f4662ab7c277189dafa7f323551c54982b2d54466feefc27d83a3c90e3c.exe
      "C:\Users\Admin\AppData\Local\Temp\da6b0f4662ab7c277189dafa7f323551c54982b2d54466feefc27d83a3c90e3c.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4884
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4224,i,2113996974559895641,18156918660790954073,262144 --variations-seed-version --mojo-platform-channel-handle=3948 /prefetch:8
    1⤵
      PID:2252

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Collection

    Data from Local System

    2
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1860-8-0x00000000058B0000-0x00000000058B8000-memory.dmp
      Filesize

      32KB

    • memory/1860-6-0x0000000005820000-0x0000000005874000-memory.dmp
      Filesize

      336KB

    • memory/1860-2-0x0000000005CA0000-0x0000000006244000-memory.dmp
      Filesize

      5.6MB

    • memory/1860-3-0x00000000055E0000-0x0000000005672000-memory.dmp
      Filesize

      584KB

    • memory/1860-0-0x000000007458E000-0x000000007458F000-memory.dmp
      Filesize

      4KB

    • memory/1860-5-0x0000000005810000-0x000000000581A000-memory.dmp
      Filesize

      40KB

    • memory/1860-1-0x0000000000B80000-0x0000000000BFE000-memory.dmp
      Filesize

      504KB

    • memory/1860-7-0x0000000005960000-0x00000000059FC000-memory.dmp
      Filesize

      624KB

    • memory/1860-4-0x0000000074580000-0x0000000074D30000-memory.dmp
      Filesize

      7.7MB

    • memory/1860-13-0x0000000074580000-0x0000000074D30000-memory.dmp
      Filesize

      7.7MB

    • memory/4884-10-0x0000000074580000-0x0000000074D30000-memory.dmp
      Filesize

      7.7MB

    • memory/4884-11-0x0000000074580000-0x0000000074D30000-memory.dmp
      Filesize

      7.7MB

    • memory/4884-9-0x0000000000400000-0x0000000000426000-memory.dmp
      Filesize

      152KB

    • memory/4884-14-0x0000000006200000-0x0000000006250000-memory.dmp
      Filesize

      320KB

    • memory/4884-15-0x0000000006420000-0x00000000065E2000-memory.dmp
      Filesize

      1.8MB

    • memory/4884-16-0x0000000074580000-0x0000000074D30000-memory.dmp
      Filesize

      7.7MB