Analysis

  • max time kernel
    155s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 20:54

General

  • Target

    PO000715FH.exe

  • Size

    633KB

  • MD5

    296f0264e89df8a1a78d110e5d8326d6

  • SHA1

    75b0ceda72c8bc7817df2502e2683aa66f397340

  • SHA256

    3d73a129f1b19aed63491b61d5a1c7f50385b90eb7d6eb996b1fc56f5738ed17

  • SHA512

    b60cffc0038209d7e67d479d5c0b46498d1586e15449878261cfe0d041376fdcafbaf6961142fbee3c2dbb58919df7aa68fe3c514b4f5dda4fba11792d9a40ad

  • SSDEEP

    12288:3GFY5hjg+dbB87AmxXFNmNk24cfsnJiqSFxCUodHKfTVt1:3b9xG7NmNk24JhkxCUEqfxt1

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6221660400:AAGb-WADrhdDFxd9kxzjtg3jdDw9-uvNVlM/sendMessage?chat_id=6200392710

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 2 IoCs
  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 1 IoCs
  • 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\PO000715FH.exe
    "C:\Users\Admin\AppData\Local\Temp\PO000715FH.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4616
    • C:\Users\Admin\AppData\Local\Temp\PO000715FH.exe
      "C:\Users\Admin\AppData\Local\Temp\PO000715FH.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4796

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO000715FH.exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

        • memory/4616-133-0x0000000000360000-0x0000000000404000-memory.dmp

          Filesize

          656KB

        • memory/4616-134-0x0000000005210000-0x00000000057B4000-memory.dmp

          Filesize

          5.6MB

        • memory/4616-135-0x0000000004D00000-0x0000000004D92000-memory.dmp

          Filesize

          584KB

        • memory/4616-136-0x0000000004CA0000-0x0000000004CAA000-memory.dmp

          Filesize

          40KB

        • memory/4616-137-0x0000000004C30000-0x0000000004C40000-memory.dmp

          Filesize

          64KB

        • memory/4616-138-0x0000000004C30000-0x0000000004C40000-memory.dmp

          Filesize

          64KB

        • memory/4616-139-0x0000000007C50000-0x0000000007CEC000-memory.dmp

          Filesize

          624KB

        • memory/4796-140-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/4796-143-0x0000000005560000-0x0000000005570000-memory.dmp

          Filesize

          64KB

        • memory/4796-144-0x0000000005560000-0x0000000005570000-memory.dmp

          Filesize

          64KB