Analysis

  • max time kernel
    134s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-10-2023 07:22

General

  • Target

    swift.txt.exe

  • Size

    514KB

  • MD5

    69f82fb1bb5bf5002ceb3681cf885cd2

  • SHA1

    ea249abb8d980d184ae50b0bcb9729ba43966aae

  • SHA256

    296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758

  • SHA512

    50153ddb2d401b99255339cc0729027a05f7f961738538a48e7b2600883b8cdccfbc1edc20895ee9523197d72962ff138c2718848097f0c9e1ba6aaf3e046334

  • SSDEEP

    6144:Cq/YUzsjq8wJtwihAFb8E5F6TvhzvMChl2c5EthpiD3ViXA5StXN9J1ryPmBcKOZ:L/jRwyc5Fevhzvl9OWmXtd/1r7IWR+

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 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\swift.txt.exe
    "C:\Users\Admin\AppData\Local\Temp\swift.txt.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Users\Admin\AppData\Local\Temp\swift.txt.exe
      "C:\Users\Admin\AppData\Local\Temp\swift.txt.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1252

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\swift.txt.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1252-12-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1252-20-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1252-19-0x0000000006C30000-0x0000000006DF2000-memory.dmp

    Filesize

    1.8MB

  • memory/1252-18-0x0000000006A10000-0x0000000006A60000-memory.dmp

    Filesize

    320KB

  • memory/1252-17-0x0000000005BE0000-0x0000000005BF0000-memory.dmp

    Filesize

    64KB

  • memory/1252-15-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4928-10-0x0000000004DD0000-0x0000000004DE0000-memory.dmp

    Filesize

    64KB

  • memory/4928-8-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4928-9-0x0000000004B50000-0x0000000004B60000-memory.dmp

    Filesize

    64KB

  • memory/4928-0-0x0000000000280000-0x0000000000306000-memory.dmp

    Filesize

    536KB

  • memory/4928-11-0x0000000006430000-0x0000000006490000-memory.dmp

    Filesize

    384KB

  • memory/4928-7-0x0000000005160000-0x0000000005178000-memory.dmp

    Filesize

    96KB

  • memory/4928-6-0x0000000004E30000-0x0000000004ECC000-memory.dmp

    Filesize

    624KB

  • memory/4928-5-0x0000000004BC0000-0x0000000004BCA000-memory.dmp

    Filesize

    40KB

  • memory/4928-16-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4928-4-0x0000000004B50000-0x0000000004B60000-memory.dmp

    Filesize

    64KB

  • memory/4928-3-0x0000000004BF0000-0x0000000004C82000-memory.dmp

    Filesize

    584KB

  • memory/4928-2-0x00000000051A0000-0x0000000005744000-memory.dmp

    Filesize

    5.6MB

  • memory/4928-1-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB