Overview

overview

10

Static

static

7c88d64c61...3f.exe

windows7-x64

10

7c88d64c61...3f.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    199s
  • max time network
    207s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 19:21

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General

  • Target

    7c88d64c613f1e8a9610eca2c7c4d6e41c2be78a2e067e585e8bf9116216993f.exe

  • Size

    68KB

  • MD5

    74487a5eda885e22f3c0b9e7d162cee4

  • SHA1

    c7394500b5c8704e13779bb678827338db2850e7

  • SHA256

    7c88d64c613f1e8a9610eca2c7c4d6e41c2be78a2e067e585e8bf9116216993f

  • SHA512

    50345e66d53bb4040a7c72ae6b08322615d7b3dc1d50e274a045dbb4f1dfe456752f23658b41e1efecc47c3fceb125868499e1bcb888857092097bea43c457f4

  • SSDEEP

    768:5cNliTdq8Al+qOQSgFrhKo//WomvdfQXwYt1IEDIefZsK:mNIxLAcqOK3qowgnt1d

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7c88d64c613f1e8a9610eca2c7c4d6e41c2be78a2e067e585e8bf9116216993f.exe
    "C:\Users\Admin\AppData\Local\Temp\7c88d64c613f1e8a9610eca2c7c4d6e41c2be78a2e067e585e8bf9116216993f.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4232
    • C:\Users\Admin\Admin.exe
      "C:\Users\Admin\Admin.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4252

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\Admin.exe
    Filesize

    68KB

    MD5

    df999ee82b54b2cd690024d31224b43f

    SHA1

    ef4d61e65ec7010f05317235457333f8ad208baf

    SHA256

    e43cc0f5b97df75da31ee65ec959396a0ec94ea0387ca4fcde5047077661b99a

    SHA512

    54852caa3d310b5e1035cc35848f7e0304111f47394b8e93cbc3955e9906da4f47cf6e1286fed8e7388e2320a1caf9fc1763964070a3c67a7e60b47ab9cd1d02

    Download Submit

  • C:\Users\Admin\Admin.exe
    Filesize

    68KB

    MD5

    df999ee82b54b2cd690024d31224b43f

    SHA1

    ef4d61e65ec7010f05317235457333f8ad208baf

    SHA256

    e43cc0f5b97df75da31ee65ec959396a0ec94ea0387ca4fcde5047077661b99a

    SHA512

    54852caa3d310b5e1035cc35848f7e0304111f47394b8e93cbc3955e9906da4f47cf6e1286fed8e7388e2320a1caf9fc1763964070a3c67a7e60b47ab9cd1d02

    Download Submit

  • memory/4232-132-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/4252-138-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download