Analysis

  • max time kernel
    65s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-10-2023 02:40

General

  • Target

    83540f97470f788a836b7e0eeb923c095b76b4d4c447e62e8d06f48ad5646686_JC.exe

  • Size

    516KB

  • MD5

    05b32219ba28ab13a072418345ff8fcf

  • SHA1

    8fba98bc56b189a2fbd081fbf8813deffcf564ca

  • SHA256

    83540f97470f788a836b7e0eeb923c095b76b4d4c447e62e8d06f48ad5646686

  • SHA512

    d305fddbde5e39742a554e01abdb94ea3a66673aa2f9323cc2a31a05e5ec4cd6ecc96586c7bf9b1a2e8c4841f41c92e3e30c172b5e5e79d4a76dfae85dca079a

  • SSDEEP

    12288:BG2iNKpaN08GWwzoLlObPcVdmHb5GBXnaxNYN2MW6uwgDGlkU:BG10pa9zesObPcVA7Q1QVU

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gkas.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Gkasteknik@2022

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\83540f97470f788a836b7e0eeb923c095b76b4d4c447e62e8d06f48ad5646686_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\83540f97470f788a836b7e0eeb923c095b76b4d4c447e62e8d06f48ad5646686_JC.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2368
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LBpOXw.exe"
      2⤵
        PID:4764
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LBpOXw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFBD0.tmp"
        2⤵
        • Creates scheduled task(s)
        PID:1460
      • C:\Users\Admin\AppData\Local\Temp\83540f97470f788a836b7e0eeb923c095b76b4d4c447e62e8d06f48ad5646686_JC.exe
        "C:\Users\Admin\AppData\Local\Temp\83540f97470f788a836b7e0eeb923c095b76b4d4c447e62e8d06f48ad5646686_JC.exe"
        2⤵
          PID:4828

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\83540f97470f788a836b7e0eeb923c095b76b4d4c447e62e8d06f48ad5646686_JC.exe.log

        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_huoam5xv.t4s.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmpFBD0.tmp

        Filesize

        1KB

        MD5

        40ba8c1b380bd84ea27d5e83108addf2

        SHA1

        17bd7620ef594a47a53e719ece110514b3b4720d

        SHA256

        99f20681826a04943ffd0722ae95852394a8f2ae74fa12e3f6199e538884b075

        SHA512

        392e0a4e6489bb05b889337ac1d3bab94d1c53dc5e24fa08a66874e3849179885273da88d995e690522887b47aa0eb54aaf545ba80c2e9a0c40cba223b20c8f5

      • memory/2368-0-0x0000000074840000-0x0000000074FF0000-memory.dmp

        Filesize

        7.7MB

      • memory/2368-1-0x0000000000F90000-0x0000000001018000-memory.dmp

        Filesize

        544KB

      • memory/2368-2-0x0000000006060000-0x0000000006604000-memory.dmp

        Filesize

        5.6MB

      • memory/2368-3-0x00000000059F0000-0x0000000005A82000-memory.dmp

        Filesize

        584KB

      • memory/2368-4-0x0000000005C30000-0x0000000005C40000-memory.dmp

        Filesize

        64KB

      • memory/2368-5-0x0000000005AC0000-0x0000000005ACA000-memory.dmp

        Filesize

        40KB

      • memory/2368-6-0x0000000074840000-0x0000000074FF0000-memory.dmp

        Filesize

        7.7MB

      • memory/2368-7-0x0000000005C80000-0x0000000005C90000-memory.dmp

        Filesize

        64KB

      • memory/2368-8-0x0000000005C30000-0x0000000005C40000-memory.dmp

        Filesize

        64KB

      • memory/2368-9-0x0000000005CA0000-0x0000000005CAA000-memory.dmp

        Filesize

        40KB

      • memory/2368-10-0x0000000007540000-0x000000000759E000-memory.dmp

        Filesize

        376KB

      • memory/2368-11-0x0000000009B90000-0x0000000009C2C000-memory.dmp

        Filesize

        624KB

      • memory/2368-34-0x0000000074840000-0x0000000074FF0000-memory.dmp

        Filesize

        7.7MB

      • memory/4764-32-0x0000000005BE0000-0x0000000005C46000-memory.dmp

        Filesize

        408KB

      • memory/4764-44-0x000000007F9C0000-0x000000007F9D0000-memory.dmp

        Filesize

        64KB

      • memory/4764-17-0x0000000074840000-0x0000000074FF0000-memory.dmp

        Filesize

        7.7MB

      • memory/4764-20-0x00000000055B0000-0x0000000005BD8000-memory.dmp

        Filesize

        6.2MB

      • memory/4764-19-0x0000000004F70000-0x0000000004F80000-memory.dmp

        Filesize

        64KB

      • memory/4764-25-0x0000000005360000-0x0000000005382000-memory.dmp

        Filesize

        136KB

      • memory/4764-69-0x00000000078A0000-0x00000000078BA000-memory.dmp

        Filesize

        104KB

      • memory/4764-26-0x0000000005500000-0x0000000005566000-memory.dmp

        Filesize

        408KB

      • memory/4764-40-0x0000000005C50000-0x0000000005FA4000-memory.dmp

        Filesize

        3.3MB

      • memory/4764-74-0x0000000074840000-0x0000000074FF0000-memory.dmp

        Filesize

        7.7MB

      • memory/4764-16-0x0000000002910000-0x0000000002946000-memory.dmp

        Filesize

        216KB

      • memory/4764-70-0x0000000007880000-0x0000000007888000-memory.dmp

        Filesize

        32KB

      • memory/4764-41-0x0000000006250000-0x000000000626E000-memory.dmp

        Filesize

        120KB

      • memory/4764-42-0x0000000006460000-0x00000000064AC000-memory.dmp

        Filesize

        304KB

      • memory/4764-43-0x0000000004F70000-0x0000000004F80000-memory.dmp

        Filesize

        64KB

      • memory/4764-18-0x0000000004F70000-0x0000000004F80000-memory.dmp

        Filesize

        64KB

      • memory/4764-46-0x0000000070C90000-0x0000000070CDC000-memory.dmp

        Filesize

        304KB

      • memory/4764-56-0x00000000067F0000-0x000000000680E000-memory.dmp

        Filesize

        120KB

      • memory/4764-45-0x0000000006830000-0x0000000006862000-memory.dmp

        Filesize

        200KB

      • memory/4764-57-0x0000000007260000-0x0000000007303000-memory.dmp

        Filesize

        652KB

      • memory/4764-59-0x0000000007560000-0x000000000757A000-memory.dmp

        Filesize

        104KB

      • memory/4764-58-0x0000000007BA0000-0x000000000821A000-memory.dmp

        Filesize

        6.5MB

      • memory/4764-60-0x00000000075D0000-0x00000000075DA000-memory.dmp

        Filesize

        40KB

      • memory/4764-61-0x0000000074840000-0x0000000074FF0000-memory.dmp

        Filesize

        7.7MB

      • memory/4764-62-0x00000000077E0000-0x0000000007876000-memory.dmp

        Filesize

        600KB

      • memory/4764-63-0x0000000007760000-0x0000000007771000-memory.dmp

        Filesize

        68KB

      • memory/4764-64-0x0000000004F70000-0x0000000004F80000-memory.dmp

        Filesize

        64KB

      • memory/4764-65-0x0000000004F70000-0x0000000004F80000-memory.dmp

        Filesize

        64KB

      • memory/4764-66-0x0000000007790000-0x000000000779E000-memory.dmp

        Filesize

        56KB

      • memory/4764-67-0x00000000077A0000-0x00000000077B4000-memory.dmp

        Filesize

        80KB

      • memory/4828-33-0x0000000074840000-0x0000000074FF0000-memory.dmp

        Filesize

        7.7MB

      • memory/4828-68-0x0000000074840000-0x0000000074FF0000-memory.dmp

        Filesize

        7.7MB

      • memory/4828-35-0x0000000004E50000-0x0000000004E60000-memory.dmp

        Filesize

        64KB

      • memory/4828-71-0x0000000004E50000-0x0000000004E60000-memory.dmp

        Filesize

        64KB

      • memory/4828-22-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/4828-75-0x0000000006060000-0x00000000060B0000-memory.dmp

        Filesize

        320KB

      • memory/4828-76-0x0000000006280000-0x0000000006442000-memory.dmp

        Filesize

        1.8MB