Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/08/2023, 04:42

General

  • Target

    TKSC2310596000_ORDER LIST.exe

  • Size

    545KB

  • MD5

    9f0377d0a3c6e3fd416b0f43eeff149f

  • SHA1

    059f5eb2a8c6def6080da84da4876b3b7f43ff13

  • SHA256

    916acca260cdbdacc5327366a7b087a73241fef37d734a97749baf5c526ea059

  • SHA512

    44a9858bbc34d5d71caf879c301b2dcb10a89496901aa4b8e826348e45857898861e9fd16ce3a6bb5ee58340a2a196e3d880c2eddd98926c7ac088c114a3cb6d

  • SSDEEP

    12288:B+1xYQvjO9KEw6bgsGbqChoI/kn1s7P1k73ywqEg8/F3x:B+1fOEEdD/Ch58n1/CCg8b

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.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\TKSC2310596000_ORDER LIST.exe
    "C:\Users\Admin\AppData\Local\Temp\TKSC2310596000_ORDER LIST.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3832
    • C:\Users\Admin\AppData\Local\Temp\TKSC2310596000_ORDER LIST.exe
      "C:\Users\Admin\AppData\Local\Temp\TKSC2310596000_ORDER LIST.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1108

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\TKSC2310596000_ORDER LIST.exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

        • memory/1108-142-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1108-150-0x0000000005330000-0x0000000005340000-memory.dmp

          Filesize

          64KB

        • memory/1108-149-0x00000000747E0000-0x0000000074F90000-memory.dmp

          Filesize

          7.7MB

        • memory/1108-148-0x00000000063E0000-0x00000000065A2000-memory.dmp

          Filesize

          1.8MB

        • memory/1108-147-0x0000000005330000-0x0000000005340000-memory.dmp

          Filesize

          64KB

        • memory/1108-146-0x00000000747E0000-0x0000000074F90000-memory.dmp

          Filesize

          7.7MB

        • memory/3832-137-0x0000000004E90000-0x0000000004EA0000-memory.dmp

          Filesize

          64KB

        • memory/3832-141-0x0000000008F70000-0x000000000900C000-memory.dmp

          Filesize

          624KB

        • memory/3832-140-0x0000000004E90000-0x0000000004EA0000-memory.dmp

          Filesize

          64KB

        • memory/3832-139-0x00000000747E0000-0x0000000074F90000-memory.dmp

          Filesize

          7.7MB

        • memory/3832-145-0x00000000747E0000-0x0000000074F90000-memory.dmp

          Filesize

          7.7MB

        • memory/3832-138-0x0000000004BF0000-0x0000000004BFA000-memory.dmp

          Filesize

          40KB

        • memory/3832-133-0x00000000747E0000-0x0000000074F90000-memory.dmp

          Filesize

          7.7MB

        • memory/3832-136-0x0000000004C20000-0x0000000004CB2000-memory.dmp

          Filesize

          584KB

        • memory/3832-135-0x0000000005130000-0x00000000056D4000-memory.dmp

          Filesize

          5.6MB

        • memory/3832-134-0x0000000000160000-0x00000000001EE000-memory.dmp

          Filesize

          568KB