Analysis

  • max time kernel
    138s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/01/2024, 04:40

General

  • Target

    817dceddeb12f68590d1031f1edfbe3d.exe

  • Size

    703KB

  • MD5

    817dceddeb12f68590d1031f1edfbe3d

  • SHA1

    381aae0ebd4124b47107f49b6b0edca6bc697815

  • SHA256

    b67a3dbc20dd77a81c2e43cde040971fcb6af02cd5d4370d148f3e84a105cffe

  • SHA512

    0262a0e5459d15f44fe9a91ad5de03db34ddd185bd6d912ac3e61c07aa7bc49f6181e1f921397f392307a2cc8ffc1b5e5729920131fc5d30c683c6ea96825608

  • SSDEEP

    12288:pp+gczyhNSvRbBQHR4qz91hI0zSaNsvz+yuWDVId21NaI+E8tyvXMqJXfXUyDNET:pqnm6IkojJSRgbEDcODS

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
    "C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:948
    • C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4172
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4172 -s 1780
        3⤵
        • Program crash
        PID:3056
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4172 -ip 4172
    1⤵
      PID:4476

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\817dceddeb12f68590d1031f1edfbe3d.exe.log

            Filesize

            1KB

            MD5

            8ec831f3e3a3f77e4a7b9cd32b48384c

            SHA1

            d83f09fd87c5bd86e045873c231c14836e76a05c

            SHA256

            7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

            SHA512

            26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

          • memory/948-4-0x0000000004D40000-0x0000000004D50000-memory.dmp

            Filesize

            64KB

          • memory/948-10-0x0000000009C90000-0x0000000009D34000-memory.dmp

            Filesize

            656KB

          • memory/948-0-0x00000000001F0000-0x00000000002A6000-memory.dmp

            Filesize

            728KB

          • memory/948-1-0x0000000074B40000-0x00000000752F0000-memory.dmp

            Filesize

            7.7MB

          • memory/948-5-0x0000000004D10000-0x0000000004D1A000-memory.dmp

            Filesize

            40KB

          • memory/948-7-0x0000000009880000-0x000000000991C000-memory.dmp

            Filesize

            624KB

          • memory/948-6-0x0000000005000000-0x0000000005008000-memory.dmp

            Filesize

            32KB

          • memory/948-8-0x0000000074B40000-0x00000000752F0000-memory.dmp

            Filesize

            7.7MB

          • memory/948-2-0x0000000005090000-0x0000000005634000-memory.dmp

            Filesize

            5.6MB

          • memory/948-11-0x0000000009D70000-0x0000000009DD0000-memory.dmp

            Filesize

            384KB

          • memory/948-9-0x0000000004D40000-0x0000000004D50000-memory.dmp

            Filesize

            64KB

          • memory/948-3-0x0000000004B80000-0x0000000004C12000-memory.dmp

            Filesize

            584KB

          • memory/948-15-0x0000000074B40000-0x00000000752F0000-memory.dmp

            Filesize

            7.7MB

          • memory/4172-17-0x00000000054B0000-0x00000000054C0000-memory.dmp

            Filesize

            64KB

          • memory/4172-16-0x0000000074B40000-0x00000000752F0000-memory.dmp

            Filesize

            7.7MB

          • memory/4172-12-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/4172-18-0x0000000074B40000-0x00000000752F0000-memory.dmp

            Filesize

            7.7MB