Overview

overview

8

Static

static

6a366b9f91...94.zip

windows7-x64

1

6a366b9f91...94.zip

windows10-2004-x64

1

Server.exe

windows7-x64

8

Server.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    151s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/10/2022, 23:56

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General

  • Target

    Server.exe

  • Size

    113KB

  • MD5

    de9195488291dc32dcdf0ab004bd32ca

  • SHA1

    dec8d8a77c0aa288312a6638e484cf783b74cf39

  • SHA256

    3042045748f2ec882a9bde3cf45ccb789b666b3dc6a362d052fbc8e45a1325f2

  • SHA512

    24d45709ba956253879e050030db92fd104440c93c2fc70a0426eb4e38253fac27f608968f264a080205fac2fc5f882ab8ed92b79f41a43a3372e2f50dfdd7eb

  • SSDEEP

    3072:XGNMNOfWHJ9PKSUJHYpeKCbC868B3Ib8VBnfLjxdClmWCKV6gtol:XGNMN1p9PR0H2ejB68Bs8fnDSlyKVl

Score
8/10
evasion

Malware Config

Signatures

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

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    "C:\Users\Admin\AppData\Local\Temp\Server.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3604
    • C:\ProgramData\config.exe
      "C:\ProgramData\config.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4460
      • C:\Windows\SYSTEM32\netsh.exe
        netsh firewall add allowedprogram "C:\ProgramData\config.exe" "config.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:368

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\ProgramData\config.exe
          Filesize

          113KB

          MD5

          de9195488291dc32dcdf0ab004bd32ca

          SHA1

          dec8d8a77c0aa288312a6638e484cf783b74cf39

          SHA256

          3042045748f2ec882a9bde3cf45ccb789b666b3dc6a362d052fbc8e45a1325f2

          SHA512

          24d45709ba956253879e050030db92fd104440c93c2fc70a0426eb4e38253fac27f608968f264a080205fac2fc5f882ab8ed92b79f41a43a3372e2f50dfdd7eb

          Download Submit

        • C:\ProgramData\config.exe
          Filesize

          113KB

          MD5

          de9195488291dc32dcdf0ab004bd32ca

          SHA1

          dec8d8a77c0aa288312a6638e484cf783b74cf39

          SHA256

          3042045748f2ec882a9bde3cf45ccb789b666b3dc6a362d052fbc8e45a1325f2

          SHA512

          24d45709ba956253879e050030db92fd104440c93c2fc70a0426eb4e38253fac27f608968f264a080205fac2fc5f882ab8ed92b79f41a43a3372e2f50dfdd7eb

          Download Submit

        • memory/3604-132-0x00007FFBFCAF0000-0x00007FFBFD526000-memory.dmp

          Filesize

          10.2MB

          Download

        • memory/4460-136-0x00007FFBFCAF0000-0x00007FFBFD526000-memory.dmp

          Filesize

          10.2MB

          Download