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Analysis

  • max time kernel
    156s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2022, 09:09

General

  • Target

    20af80cbe3e6b1a932d1972fc392ed92562f7ea1bfafe27e0412d1341246389b.exe

  • Size

    43KB

  • MD5

    70d5137805a18540bfeeb24ad3fc9e20

  • SHA1

    9f08733199dd0a53f9bfb54c7e40b03fde3e1353

  • SHA256

    20af80cbe3e6b1a932d1972fc392ed92562f7ea1bfafe27e0412d1341246389b

  • SHA512

    e69f1926e172edb8fc72253fcddd595e63338cbdcf3dd705f2d14dec3170b2bf2767c83f97380b62b5104ca1b6fbe3d1e6db90280af443525a0cef6313f4a80b

  • SSDEEP

    768:BjC4Fb8OPuF9SQoizcrq92T62cf501q6HIjHHUqvt21eNYL1EDeNXMw2HCCjPkax:fe2rVTILidgeQHCCrk

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\20af80cbe3e6b1a932d1972fc392ed92562f7ea1bfafe27e0412d1341246389b.exe
    "C:\Users\Admin\AppData\Local\Temp\20af80cbe3e6b1a932d1972fc392ed92562f7ea1bfafe27e0412d1341246389b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Users\Admin\AppData\Roaming\adnaps.exe
      "C:\Users\Admin\AppData\Roaming\adnaps.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5020
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\adnaps.exe" "adnaps.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:3040

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\adnaps.exe

    Filesize

    43KB

    MD5

    70d5137805a18540bfeeb24ad3fc9e20

    SHA1

    9f08733199dd0a53f9bfb54c7e40b03fde3e1353

    SHA256

    20af80cbe3e6b1a932d1972fc392ed92562f7ea1bfafe27e0412d1341246389b

    SHA512

    e69f1926e172edb8fc72253fcddd595e63338cbdcf3dd705f2d14dec3170b2bf2767c83f97380b62b5104ca1b6fbe3d1e6db90280af443525a0cef6313f4a80b

  • C:\Users\Admin\AppData\Roaming\adnaps.exe

    Filesize

    43KB

    MD5

    70d5137805a18540bfeeb24ad3fc9e20

    SHA1

    9f08733199dd0a53f9bfb54c7e40b03fde3e1353

    SHA256

    20af80cbe3e6b1a932d1972fc392ed92562f7ea1bfafe27e0412d1341246389b

    SHA512

    e69f1926e172edb8fc72253fcddd595e63338cbdcf3dd705f2d14dec3170b2bf2767c83f97380b62b5104ca1b6fbe3d1e6db90280af443525a0cef6313f4a80b

  • memory/2784-132-0x00000000752E0000-0x0000000075891000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-136-0x00000000752E0000-0x0000000075891000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-139-0x00000000752E0000-0x0000000075891000-memory.dmp

    Filesize

    5.7MB

  • memory/5020-138-0x00000000752E0000-0x0000000075891000-memory.dmp

    Filesize

    5.7MB

  • memory/5020-140-0x00000000752E0000-0x0000000075891000-memory.dmp

    Filesize

    5.7MB