Analysis

  • max time kernel
    60s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2023 02:40

General

  • Target

    8c92fe975db6f552f522fbd9a8e542ae2e78cc0c21bb5e316b883b23e0084038.exe

  • Size

    932KB

  • MD5

    f60a805c01faa0d833461a2d3388ab6f

  • SHA1

    729da8943c08531f0861f4f291ef1dd2346d2a94

  • SHA256

    8c92fe975db6f552f522fbd9a8e542ae2e78cc0c21bb5e316b883b23e0084038

  • SHA512

    71f49f7b80acf79578a8b7862f3aeda95a3e2b5edce31ecce9e093bd68550e114b704125ad0f2b85f85cf2df21411dcedc24bb33c7e8799d38749dd4ba8eea00

  • SSDEEP

    12288:NvvaDcBlqYpyOkqDp5y2IEr3YodX/4kZuuGfYzVlYdk:1im4YpyeF5y2Iy3hdv0P+Lsk

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    wealthlog@gthltd.buzz
  • Password:
    7213575aceACE@#$
  • Email To:
    wealth@gthltd.buzz

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 7 IoCs
  • 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 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 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8c92fe975db6f552f522fbd9a8e542ae2e78cc0c21bb5e316b883b23e0084038.exe
    "C:\Users\Admin\AppData\Local\Temp\8c92fe975db6f552f522fbd9a8e542ae2e78cc0c21bb5e316b883b23e0084038.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Users\Admin\AppData\Local\Temp\8c92fe975db6f552f522fbd9a8e542ae2e78cc0c21bb5e316b883b23e0084038.exe
      "C:\Users\Admin\AppData\Local\Temp\8c92fe975db6f552f522fbd9a8e542ae2e78cc0c21bb5e316b883b23e0084038.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:580

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

Loading Replay Monitor...

Downloads

  • memory/580-66-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/580-61-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/580-62-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/580-72-0x0000000004880000-0x00000000048C0000-memory.dmp
    Filesize

    256KB

  • memory/580-63-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/580-71-0x0000000004880000-0x00000000048C0000-memory.dmp
    Filesize

    256KB

  • memory/580-70-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/580-64-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/580-68-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/580-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/1692-59-0x0000000005430000-0x00000000054D2000-memory.dmp
    Filesize

    648KB

  • memory/1692-58-0x00000000005D0000-0x00000000005DC000-memory.dmp
    Filesize

    48KB

  • memory/1692-54-0x0000000000E00000-0x0000000000EF0000-memory.dmp
    Filesize

    960KB

  • memory/1692-56-0x0000000000500000-0x000000000051C000-memory.dmp
    Filesize

    112KB

  • memory/1692-60-0x0000000000600000-0x0000000000628000-memory.dmp
    Filesize

    160KB

  • memory/1692-55-0x0000000004ED0000-0x0000000004F10000-memory.dmp
    Filesize

    256KB

  • memory/1692-57-0x0000000004ED0000-0x0000000004F10000-memory.dmp
    Filesize

    256KB