Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/08/2023, 15:47

General

  • Target

    3331e4358de7df247634699487afe492edf9af859cd588304ce9f0c6cb542cc3exe_JC.exe

  • Size

    640KB

  • MD5

    08a2328781ea1a31a981c4474c0d097d

  • SHA1

    2eb7fbf701e8739c80ff27134a67eb6fee6bf4c0

  • SHA256

    3331e4358de7df247634699487afe492edf9af859cd588304ce9f0c6cb542cc3

  • SHA512

    8de6f3abee3d6e01d6b70cc214f7f60e518dbf7e45770b8e916d1d92bc020561f597bc6e50664f28b62c8607813f6f94e0cf9282f3d25b78969e35f4647aa5cc

  • SSDEEP

    12288:S5MY96e21JbOD5fzTmzqLLb7p8tRLPT9pDF/U:S66v2LbOlfzqGP7YLPT9pDFU

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.icdanismanlik.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Emre2010!

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
  • 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 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3331e4358de7df247634699487afe492edf9af859cd588304ce9f0c6cb542cc3exe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\3331e4358de7df247634699487afe492edf9af859cd588304ce9f0c6cb542cc3exe_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3331e4358de7df247634699487afe492edf9af859cd588304ce9f0c6cb542cc3exe_JC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4540
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rBsecoizqPy.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5032
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rBsecoizqPy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5E67.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4512
    • C:\Users\Admin\AppData\Local\Temp\3331e4358de7df247634699487afe492edf9af859cd588304ce9f0c6cb542cc3exe_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\3331e4358de7df247634699487afe492edf9af859cd588304ce9f0c6cb542cc3exe_JC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2160

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3331e4358de7df247634699487afe492edf9af859cd588304ce9f0c6cb542cc3exe_JC.exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

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

          Filesize

          2KB

          MD5

          968cb9309758126772781b83adb8a28f

          SHA1

          8da30e71accf186b2ba11da1797cf67f8f78b47c

          SHA256

          92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

          SHA512

          4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

          Filesize

          18KB

          MD5

          97667213b0c553bc227571c5200d15b4

          SHA1

          0f23efccc2f9fff32f28602fc11f2b6c9132d9c5

          SHA256

          d5283fb92bb0a2627c959573f9098cf70b93026c487afdfa96074fb1f61934ec

          SHA512

          76add0825b82a5a8b2d8127184c151fb5445e4764065e8bb92b3edd46e017a2370d774cb662d918bda9e5bf36d688e64db6b0470c7af959f354b3c5aa006fb09

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3uuxh0fu.3kw.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmp5E67.tmp

          Filesize

          1KB

          MD5

          274bcbcd3755649ed8d5d826faf8f17f

          SHA1

          a96ce9be08f7dbe70ef1fa45ab0aad61c959354e

          SHA256

          fa7f4a5793715b816b857ec5693bb22969ab0a9ce1d258042ad1ba7673e437b1

          SHA512

          0268b6dda2b26466c1f4150cda07e5bb75136cfc18f47ba4648f37ae90d12b2fef601888355139fbaf3ae9835cf3b0bb196b9cf1418d792eb7110e2aee3ec1c8

        • memory/1680-136-0x0000000005750000-0x00000000057E2000-memory.dmp

          Filesize

          584KB

        • memory/1680-139-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/1680-140-0x0000000001910000-0x0000000001920000-memory.dmp

          Filesize

          64KB

        • memory/1680-141-0x000000000A8E0000-0x000000000A97C000-memory.dmp

          Filesize

          624KB

        • memory/1680-138-0x0000000005690000-0x000000000569A000-memory.dmp

          Filesize

          40KB

        • memory/1680-137-0x0000000001910000-0x0000000001920000-memory.dmp

          Filesize

          64KB

        • memory/1680-179-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/1680-135-0x0000000005C60000-0x0000000006204000-memory.dmp

          Filesize

          5.6MB

        • memory/1680-134-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/1680-133-0x0000000000BE0000-0x0000000000C86000-memory.dmp

          Filesize

          664KB

        • memory/2160-228-0x00000000069F0000-0x0000000006BB2000-memory.dmp

          Filesize

          1.8MB

        • memory/2160-180-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/2160-181-0x0000000005650000-0x0000000005660000-memory.dmp

          Filesize

          64KB

        • memory/2160-227-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/2160-176-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2160-229-0x0000000005650000-0x0000000005660000-memory.dmp

          Filesize

          64KB

        • memory/4540-212-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/4540-154-0x0000000004ED0000-0x0000000004EF2000-memory.dmp

          Filesize

          136KB

        • memory/4540-157-0x0000000004FE0000-0x0000000005046000-memory.dmp

          Filesize

          408KB

        • memory/4540-146-0x0000000002580000-0x00000000025B6000-memory.dmp

          Filesize

          216KB

        • memory/4540-153-0x00000000026E0000-0x00000000026F0000-memory.dmp

          Filesize

          64KB

        • memory/4540-147-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/4540-148-0x00000000026E0000-0x00000000026F0000-memory.dmp

          Filesize

          64KB

        • memory/4540-183-0x00000000026E0000-0x00000000026F0000-memory.dmp

          Filesize

          64KB

        • memory/4540-184-0x000000007FAD0000-0x000000007FAE0000-memory.dmp

          Filesize

          64KB

        • memory/4540-214-0x00000000073E0000-0x00000000073EE000-memory.dmp

          Filesize

          56KB

        • memory/4540-226-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/4540-187-0x0000000074F50000-0x0000000074F9C000-memory.dmp

          Filesize

          304KB

        • memory/4540-198-0x0000000006460000-0x000000000647E000-memory.dmp

          Filesize

          120KB

        • memory/4540-149-0x00000000050B0000-0x00000000056D8000-memory.dmp

          Filesize

          6.2MB

        • memory/4540-208-0x00000000077F0000-0x0000000007E6A000-memory.dmp

          Filesize

          6.5MB

        • memory/4540-216-0x00000000026E0000-0x00000000026F0000-memory.dmp

          Filesize

          64KB

        • memory/4540-210-0x0000000007220000-0x000000000722A000-memory.dmp

          Filesize

          40KB

        • memory/4540-211-0x0000000007430000-0x00000000074C6000-memory.dmp

          Filesize

          600KB

        • memory/4540-215-0x00000000074F0000-0x000000000750A000-memory.dmp

          Filesize

          104KB

        • memory/5032-185-0x000000007F2B0000-0x000000007F2C0000-memory.dmp

          Filesize

          64KB

        • memory/5032-213-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/5032-152-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

          Filesize

          64KB

        • memory/5032-217-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

          Filesize

          64KB

        • memory/5032-209-0x00000000076D0000-0x00000000076EA000-memory.dmp

          Filesize

          104KB

        • memory/5032-218-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

          Filesize

          64KB

        • memory/5032-219-0x00000000079F0000-0x00000000079F8000-memory.dmp

          Filesize

          32KB

        • memory/5032-150-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/5032-197-0x0000000074F50000-0x0000000074F9C000-memory.dmp

          Filesize

          304KB

        • memory/5032-225-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/5032-186-0x0000000006990000-0x00000000069C2000-memory.dmp

          Filesize

          200KB

        • memory/5032-182-0x00000000063C0000-0x00000000063DE000-memory.dmp

          Filesize

          120KB

        • memory/5032-151-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

          Filesize

          64KB

        • memory/5032-155-0x0000000005B90000-0x0000000005BF6000-memory.dmp

          Filesize

          408KB