Analysis

  • max time kernel
    122s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-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 5 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 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 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:2080
    • 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:2228
    • 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:2504
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rBsecoizqPy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA60F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2516
    • 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:2932

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpA60F.tmp

          Filesize

          1KB

          MD5

          357172645f012150985e484843ad0142

          SHA1

          0f415dcacc6f77851f9f99fc85d553f77d066631

          SHA256

          0356d3210508ca75051ecb736e4ad0283596d9adbe9eddf4a0dd6cad66c33396

          SHA512

          e875df2e459d1a15af46f0bfc06204a08f59cb21bcca9840eb3a57acfcc7665ee527ec5a22cacd2ef9172aa86a32660d8f7fdfdfa613a32484f4a4f63ffbfb3b

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\HMHJ1EELTEWDU5HP44ZB.temp

          Filesize

          7KB

          MD5

          9143452f67d5b3355362d5169a640c39

          SHA1

          41c2af490ffe52e52643525c9eaace9749e1738b

          SHA256

          9de7830781b12d9194b85e4503b5ecefee271c21fa293857da8cf337493e6bba

          SHA512

          aebb0de5849430dcf63266e8fbbded08c331e4d878f2038e77d53bde051b07a1937c6b3fd4455ec3a485bbecb82750e0f44217d0f42202dc8b3b3d94bf78febc

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

          Filesize

          7KB

          MD5

          9143452f67d5b3355362d5169a640c39

          SHA1

          41c2af490ffe52e52643525c9eaace9749e1738b

          SHA256

          9de7830781b12d9194b85e4503b5ecefee271c21fa293857da8cf337493e6bba

          SHA512

          aebb0de5849430dcf63266e8fbbded08c331e4d878f2038e77d53bde051b07a1937c6b3fd4455ec3a485bbecb82750e0f44217d0f42202dc8b3b3d94bf78febc

        • memory/2080-89-0x0000000074C00000-0x00000000752EE000-memory.dmp

          Filesize

          6.9MB

        • memory/2080-55-0x0000000074C00000-0x00000000752EE000-memory.dmp

          Filesize

          6.9MB

        • memory/2080-56-0x0000000000570000-0x00000000005B0000-memory.dmp

          Filesize

          256KB

        • memory/2080-57-0x0000000000510000-0x0000000000520000-memory.dmp

          Filesize

          64KB

        • memory/2080-58-0x0000000074C00000-0x00000000752EE000-memory.dmp

          Filesize

          6.9MB

        • memory/2080-59-0x0000000000570000-0x00000000005B0000-memory.dmp

          Filesize

          256KB

        • memory/2080-60-0x0000000000690000-0x000000000069A000-memory.dmp

          Filesize

          40KB

        • memory/2080-61-0x0000000005C30000-0x0000000005C90000-memory.dmp

          Filesize

          384KB

        • memory/2080-54-0x0000000000DA0000-0x0000000000E46000-memory.dmp

          Filesize

          664KB

        • memory/2228-94-0x000000006FC20000-0x00000000701CB000-memory.dmp

          Filesize

          5.7MB

        • memory/2228-99-0x000000006FC20000-0x00000000701CB000-memory.dmp

          Filesize

          5.7MB

        • memory/2228-96-0x00000000023E0000-0x0000000002420000-memory.dmp

          Filesize

          256KB

        • memory/2228-95-0x00000000023E0000-0x0000000002420000-memory.dmp

          Filesize

          256KB

        • memory/2228-92-0x00000000023E0000-0x0000000002420000-memory.dmp

          Filesize

          256KB

        • memory/2228-90-0x000000006FC20000-0x00000000701CB000-memory.dmp

          Filesize

          5.7MB

        • memory/2504-91-0x000000006FC20000-0x00000000701CB000-memory.dmp

          Filesize

          5.7MB

        • memory/2504-100-0x000000006FC20000-0x00000000701CB000-memory.dmp

          Filesize

          5.7MB

        • memory/2504-93-0x000000006FC20000-0x00000000701CB000-memory.dmp

          Filesize

          5.7MB

        • memory/2932-88-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2932-76-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2932-78-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2932-74-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2932-86-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2932-84-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2932-97-0x0000000000480000-0x00000000004C0000-memory.dmp

          Filesize

          256KB

        • memory/2932-98-0x0000000074C00000-0x00000000752EE000-memory.dmp

          Filesize

          6.9MB

        • memory/2932-82-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2932-80-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2932-101-0x0000000000480000-0x00000000004C0000-memory.dmp

          Filesize

          256KB

        • memory/2932-102-0x0000000074C00000-0x00000000752EE000-memory.dmp

          Filesize

          6.9MB