Analysis

  • max time kernel
    153s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    03-06-2022 04:55

General

  • Target

    13cdb8e810332bcaa0067d3c234e34e11979208ccebb1f8cffb9d9faefd33071.exe

  • Size

    84KB

  • MD5

    d29a4f42b14963a79065bd7055799eb4

  • SHA1

    8d95394fba3164440e1627f02a0963167e154521

  • SHA256

    13cdb8e810332bcaa0067d3c234e34e11979208ccebb1f8cffb9d9faefd33071

  • SHA512

    6cfc6a7db13c2224804c5ca32abdf541726859e36b873adfb22adff9506920bd42916ed52340dc9dd26d0cae4d9d2cf721eb9b7121d97e1ec38b226b4923d003

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13cdb8e810332bcaa0067d3c234e34e11979208ccebb1f8cffb9d9faefd33071.exe
    "C:\Users\Admin\AppData\Local\Temp\13cdb8e810332bcaa0067d3c234e34e11979208ccebb1f8cffb9d9faefd33071.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:916
    • C:\Users\Admin\AppData\Local\Temp\13cdb8e810332bcaa0067d3c234e34e11979208ccebb1f8cffb9d9faefd33071.exe
      C:\Users\Admin\AppData\Local\Temp\13cdb8e810332bcaa0067d3c234e34e11979208ccebb1f8cffb9d9faefd33071.exe
      2⤵
      • Adds policy Run key to start application
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Windows\jodrive32.exe
        "C:\Windows\jodrive32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1776
        • C:\Windows\jodrive32.exe
          C:\Windows\jodrive32.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          PID:1204

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

2
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\jodrive32.exe
    Filesize

    84KB

    MD5

    d29a4f42b14963a79065bd7055799eb4

    SHA1

    8d95394fba3164440e1627f02a0963167e154521

    SHA256

    13cdb8e810332bcaa0067d3c234e34e11979208ccebb1f8cffb9d9faefd33071

    SHA512

    6cfc6a7db13c2224804c5ca32abdf541726859e36b873adfb22adff9506920bd42916ed52340dc9dd26d0cae4d9d2cf721eb9b7121d97e1ec38b226b4923d003

  • C:\Windows\jodrive32.exe
    Filesize

    84KB

    MD5

    d29a4f42b14963a79065bd7055799eb4

    SHA1

    8d95394fba3164440e1627f02a0963167e154521

    SHA256

    13cdb8e810332bcaa0067d3c234e34e11979208ccebb1f8cffb9d9faefd33071

    SHA512

    6cfc6a7db13c2224804c5ca32abdf541726859e36b873adfb22adff9506920bd42916ed52340dc9dd26d0cae4d9d2cf721eb9b7121d97e1ec38b226b4923d003

  • C:\Windows\jodrive32.exe
    Filesize

    84KB

    MD5

    d29a4f42b14963a79065bd7055799eb4

    SHA1

    8d95394fba3164440e1627f02a0963167e154521

    SHA256

    13cdb8e810332bcaa0067d3c234e34e11979208ccebb1f8cffb9d9faefd33071

    SHA512

    6cfc6a7db13c2224804c5ca32abdf541726859e36b873adfb22adff9506920bd42916ed52340dc9dd26d0cae4d9d2cf721eb9b7121d97e1ec38b226b4923d003

  • memory/1204-115-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1204-114-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1204-108-0x0000000000407650-mapping.dmp
  • memory/1776-82-0x0000000000000000-mapping.dmp
  • memory/2028-76-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2028-81-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2028-80-0x00000000753B1000-0x00000000753B3000-memory.dmp
    Filesize

    8KB

  • memory/2028-79-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2028-77-0x0000000000407650-mapping.dmp
  • memory/2028-70-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2028-74-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2028-113-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2028-73-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2028-71-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB