Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 10:14

General

  • Target

    98d9995c54c9f1cfee69eb4ba458ae7b0d79a4a15a3c0b550bb0002c2b93ee3b.exe

  • Size

    3.5MB

  • MD5

    682a8ef5daa6cab597f408a15871ea86

  • SHA1

    ac831653348eb24abafc3fe51c55727d7f67e932

  • SHA256

    98d9995c54c9f1cfee69eb4ba458ae7b0d79a4a15a3c0b550bb0002c2b93ee3b

  • SHA512

    0e304954b6b299278a68b921d157dea6bd07450164d585ed4b95bd94fb7e80a449f96b6f4be38ee2001f1914c8b5f972ce6601aafa975b85337a7fe3346a313a

  • SSDEEP

    49152:wO7SL9eq67ydBC/S2mpTn9VLcwuog/TXJwOG2/:hOL9eBmpg/

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 1 IoCs
  • PrivateLoader

    PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

  • Privateloader family
  • Sets service image path in registry 2 TTPs 2 IoCs
  • Stops running service(s) 4 TTPs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 18 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\98d9995c54c9f1cfee69eb4ba458ae7b0d79a4a15a3c0b550bb0002c2b93ee3b.exe
    "C:\Users\Admin\AppData\Local\Temp\98d9995c54c9f1cfee69eb4ba458ae7b0d79a4a15a3c0b550bb0002c2b93ee3b.exe"
    1⤵
    • Sets service image path in registry
    • Enumerates connected drives
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3972
    • C:\Windows\System32\notepad.exe
      "C:\Windows\System32\notepad.exe"
      2⤵
        PID:1664
      • C:\Windows\SysWOW64\taskkill.exe
        C:\Windows\System32\taskkill /f /pid 380
        2⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4964
      • C:\Windows\SysWOW64\CMD.exe
        CMD /C SC STOP tkisfr
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2108
        • C:\Windows\SysWOW64\sc.exe
          SC STOP tkisfr
          3⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:684
      • C:\Windows\SysWOW64\CMD.exe
        CMD /C SC DELETE tkisfr
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2868
        • C:\Windows\SysWOW64\sc.exe
          SC DELETE tkisfr
          3⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:948
      • C:\Windows\SysWOW64\CMD.exe
        CMD /C SC STOP tkisfr
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3668
        • C:\Windows\SysWOW64\sc.exe
          SC STOP tkisfr
          3⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:3524
      • C:\Windows\SysWOW64\CMD.exe
        CMD /C SC DELETE tkisfr
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4172
        • C:\Windows\SysWOW64\sc.exe
          SC DELETE tkisfr
          3⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:4032
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
      • Checks SCSI registry key(s)
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      PID:2864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\98d9995c54c9f1cfee69eb4ba458ae7b0d79a4a15a3c0b550bb0002c2b93ee3b.exe

      Filesize

      3.5MB

      MD5

      bb2e7382974eb576970f10381a2aaa09

      SHA1

      4f62985706277a2106679aeb5e3c596807026e26

      SHA256

      1f5a1f85d1783242f3f91f0d8e720693ae3076b496cfc3d3c80a11ebee17312b

      SHA512

      d01a47581ca7e7ee94fb64e4deecc9c3370d84a70736ff29d2a601ba91e5d2732773955b12d773124e964e24e78d613adeef9f3d1643f6378582c7d58af9b1bc

    • memory/1664-0-0x0000000000D00000-0x0000000000D08000-memory.dmp

      Filesize

      32KB

    • memory/1664-1-0x0000000000D00000-0x0000000000D08000-memory.dmp

      Filesize

      32KB

    • memory/2864-3-0x0000000000CC0000-0x0000000000DEF000-memory.dmp

      Filesize

      1.2MB

    • memory/2864-4-0x0000000000CC0000-0x0000000000DEF000-memory.dmp

      Filesize

      1.2MB

    • memory/3972-13-0x0000000010000000-0x0000000010025000-memory.dmp

      Filesize

      148KB

    • memory/3972-21-0x0000000000400000-0x00000000006FB000-memory.dmp

      Filesize

      3.0MB