Analysis

  • max time kernel
    120s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    30-06-2024 01:23

General

  • Target

    c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe

  • Size

    482KB

  • MD5

    09aa7b7e8c532497240945fc4d8e915f

  • SHA1

    1a696defca437269632b6130e7ebe20a96696917

  • SHA256

    c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52

  • SHA512

    060aa456a3f05e95c5d69c29798c69e86b696204bbfb16e577fecae0403a6b1e1f71e7a9143bd74a27df35f3044015c2d56fd789e29454a0b877043369a903ec

  • SSDEEP

    12288:wXuBzkh3X+KTaYy+uLe1T6lt6QI7cOHRmI8gJ:muaDTkLe1TC0jQOHMI8

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 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables with potential process hoocking 5 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 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe
    "C:\Users\Admin\AppData\Local\Temp\c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1252
    • C:\Users\Admin\AppData\Local\Temp\c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe
      "C:\Users\Admin\AppData\Local\Temp\c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2296

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/1252-0-0x0000000074E8E000-0x0000000074E8F000-memory.dmp
    Filesize

    4KB

  • memory/1252-1-0x0000000000380000-0x00000000003FE000-memory.dmp
    Filesize

    504KB

  • memory/1252-2-0x00000000005A0000-0x00000000005F4000-memory.dmp
    Filesize

    336KB

  • memory/1252-3-0x0000000074E80000-0x000000007556E000-memory.dmp
    Filesize

    6.9MB

  • memory/1252-4-0x0000000000230000-0x0000000000238000-memory.dmp
    Filesize

    32KB

  • memory/1252-18-0x0000000074E80000-0x000000007556E000-memory.dmp
    Filesize

    6.9MB

  • memory/2296-11-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2296-13-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2296-15-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2296-16-0x0000000074E80000-0x000000007556E000-memory.dmp
    Filesize

    6.9MB

  • memory/2296-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2296-8-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2296-7-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2296-5-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2296-17-0x0000000074E80000-0x000000007556E000-memory.dmp
    Filesize

    6.9MB

  • memory/2296-6-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2296-19-0x0000000074E80000-0x000000007556E000-memory.dmp
    Filesize

    6.9MB