Analysis

  • max time kernel
    139s
  • max time network
    158s
  • 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 07:16

General

  • Target

    swift.txt.exe

  • Size

    574KB

  • MD5

    2474d448f810e4090ba3daa707f372b2

  • SHA1

    f00c6da6aa976899b62ad4d4b2875ac14d4613f0

  • SHA256

    072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9

  • SHA512

    b9ac809981926ded673977cd17b72780409dc724a26ee276853f01babc603f0ffb47adf3da9e48f9bece1a1cea6a04445a688df9fff1251e51c35dd37f3da0b6

  • SSDEEP

    12288:QEkVRI7s9nw8W1P+axP3cwmP1MxsuUrRhBj8L6E0zqHRb:OVK7s9nDWLBcwmP1Mg3gD02HRb

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:3744
    • 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:2900

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/2900-12-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2900-21-0x0000000005250000-0x0000000005260000-memory.dmp

    Filesize

    64KB

  • memory/2900-20-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2900-19-0x00000000063B0000-0x0000000006572000-memory.dmp

    Filesize

    1.8MB

  • memory/2900-18-0x0000000006190000-0x00000000061E0000-memory.dmp

    Filesize

    320KB

  • memory/2900-17-0x0000000005250000-0x0000000005260000-memory.dmp

    Filesize

    64KB

  • memory/2900-15-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3744-10-0x0000000007DD0000-0x0000000007E30000-memory.dmp

    Filesize

    384KB

  • memory/3744-9-0x00000000067A0000-0x00000000067B0000-memory.dmp

    Filesize

    64KB

  • memory/3744-1-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3744-8-0x00000000054D0000-0x00000000054E0000-memory.dmp

    Filesize

    64KB

  • memory/3744-7-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3744-16-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3744-6-0x0000000005850000-0x0000000005868000-memory.dmp

    Filesize

    96KB

  • memory/3744-11-0x000000000A520000-0x000000000A5BC000-memory.dmp

    Filesize

    624KB

  • memory/3744-5-0x0000000005470000-0x000000000547A000-memory.dmp

    Filesize

    40KB

  • memory/3744-4-0x00000000054D0000-0x00000000054E0000-memory.dmp

    Filesize

    64KB

  • memory/3744-3-0x00000000053A0000-0x0000000005432000-memory.dmp

    Filesize

    584KB

  • memory/3744-2-0x00000000058B0000-0x0000000005E54000-memory.dmp

    Filesize

    5.6MB

  • memory/3744-0-0x0000000000A70000-0x0000000000B04000-memory.dmp

    Filesize

    592KB