Overview

overview

10

Static

static

DC09876544...98.exe

windows7-x64

10

DC09876544...98.exe

windows10-2004-x64

10

Resubmissions

17/01/2023, 06:47

230117-hkf5ksbf7210

17/01/2023, 02:46

230117-c9rdysdc7y10

Analysis

  • max time kernel
    153s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/01/2023, 02:46

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General

  • Target
    DC098765445678-098.exe
  • Size 330KB
  • Sample230117-c9rdysdc7y
  • SHA256 a8f6bcae61ed785c8ee0703fb9d3d72b717302c4bc5d651fd2a7aa83b1b696ea
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
darkcloudstealerupx

Malware Config

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

    stealerdarkcloud
  • Executes dropped EXE 2 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DC098765445678-098.exe
    "C:\Users\Admin\AppData\Local\Temp\DC098765445678-098.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:780
    • C:\Users\Admin\AppData\Local\Temp\vnljtiys.exe
      "C:\Users\Admin\AppData\Local\Temp\vnljtiys.exe" C:\Users\Admin\AppData\Local\Temp\pgnunnnmt.hh
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:60
      • C:\Users\Admin\AppData\Local\Temp\vnljtiys.exe
        "C:\Users\Admin\AppData\Local\Temp\vnljtiys.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:4324

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        ntqqzjj.jb
        • Path C:\Users\Admin\AppData\Local\Temp\ntqqzjj.jb
        • Size 117KB
        • SHA256 5cc31c0a60af22d69ff4f60a1e796050627e7107f5a7498d5b9b90e133ee55ca
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        pgnunnnmt.hh
        • Path C:\Users\Admin\AppData\Local\Temp\pgnunnnmt.hh
        • Size 5KB
        • SHA256 b3c44847d122aee3f7b20b4212c15b70334b3b2f4445b1b11b9db5c50ba3a8d9
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        vnljtiys.exe
        • Path C:\Users\Admin\AppData\Local\Temp\vnljtiys.exe
        • Size 53KB
        • SHA256 824f7a07e15221b591019fc16c92a6ef0e623fb44fd729e329fd04b06ce76c0c
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        vnljtiys.exe
        • Path C:\Users\Admin\AppData\Local\Temp\vnljtiys.exe
        • Size 53KB
        • SHA256 824f7a07e15221b591019fc16c92a6ef0e623fb44fd729e329fd04b06ce76c0c
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        vnljtiys.exe
        • Path C:\Users\Admin\AppData\Local\Temp\vnljtiys.exe
        • Size 53KB
        • SHA256 824f7a07e15221b591019fc16c92a6ef0e623fb44fd729e329fd04b06ce76c0c
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/4324-141-0x0000000000400000-0x000000000043B000-memory.dmp
        Download

        memory/4324-142-0x0000000000400000-0x000000000043B000-memory.dmp
        Download

        memory/4324-143-0x0000000000400000-0x000000000043B000-memory.dmp
        Download