Analysis

  • max time kernel
    139s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 09:30

General

  • Target

    b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f.exe

  • Size

    231KB

  • MD5

    70df5c9e510e9ff9b1e56e149c3d7a34

  • SHA1

    a399e7639a16fa2343d5dcdbd19976e801eb983e

  • SHA256

    b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f

  • SHA512

    f00e87d460d32d583fb729466b8514079823c6dbcd4d577d700dd0034cff218c22782b7b31d797edd2727ea0982c391252821d8c5a2d1fb8b4b257206a049ed3

  • SSDEEP

    768:KuKyebmiwBvC+opeBr0rnvXsBLHKFfRsNbE1EJsaLyvNY+RMS6Ukq+YEB:Ku8oC+opeN0rnPQo5tLkyvW+B6Fp/B

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ModiLoader Second Stage 17 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 5 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f.exe
    "C:\Users\Admin\AppData\Local\Temp\b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Users\Admin\AppData\Local\Temp\b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f.exe
      C:\Users\Admin\AppData\Local\Temp\b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:936
      • C:\Users\Admin\AppData\Roaming\AdobeART.exe
        "C:\Users\Admin\AppData\Roaming\AdobeART.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1756
        • C:\Users\Admin\AppData\Roaming\AdobeART.exe
          C:\Users\Admin\AppData\Roaming\AdobeART.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          PID:1448

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\AdobeART.exe
    Filesize

    231KB

    MD5

    70df5c9e510e9ff9b1e56e149c3d7a34

    SHA1

    a399e7639a16fa2343d5dcdbd19976e801eb983e

    SHA256

    b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f

    SHA512

    f00e87d460d32d583fb729466b8514079823c6dbcd4d577d700dd0034cff218c22782b7b31d797edd2727ea0982c391252821d8c5a2d1fb8b4b257206a049ed3

  • C:\Users\Admin\AppData\Roaming\AdobeART.exe
    Filesize

    231KB

    MD5

    70df5c9e510e9ff9b1e56e149c3d7a34

    SHA1

    a399e7639a16fa2343d5dcdbd19976e801eb983e

    SHA256

    b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f

    SHA512

    f00e87d460d32d583fb729466b8514079823c6dbcd4d577d700dd0034cff218c22782b7b31d797edd2727ea0982c391252821d8c5a2d1fb8b4b257206a049ed3

  • C:\Users\Admin\AppData\Roaming\AdobeART.exe
    Filesize

    231KB

    MD5

    70df5c9e510e9ff9b1e56e149c3d7a34

    SHA1

    a399e7639a16fa2343d5dcdbd19976e801eb983e

    SHA256

    b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f

    SHA512

    f00e87d460d32d583fb729466b8514079823c6dbcd4d577d700dd0034cff218c22782b7b31d797edd2727ea0982c391252821d8c5a2d1fb8b4b257206a049ed3

  • \Users\Admin\AppData\Roaming\AdobeART.exe
    Filesize

    231KB

    MD5

    70df5c9e510e9ff9b1e56e149c3d7a34

    SHA1

    a399e7639a16fa2343d5dcdbd19976e801eb983e

    SHA256

    b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f

    SHA512

    f00e87d460d32d583fb729466b8514079823c6dbcd4d577d700dd0034cff218c22782b7b31d797edd2727ea0982c391252821d8c5a2d1fb8b4b257206a049ed3

  • \Users\Admin\AppData\Roaming\AdobeART.exe
    Filesize

    231KB

    MD5

    70df5c9e510e9ff9b1e56e149c3d7a34

    SHA1

    a399e7639a16fa2343d5dcdbd19976e801eb983e

    SHA256

    b934d6ddad8819fa6058ff4edf5d4b4b3524522212f2ee365eb02850efed2b6f

    SHA512

    f00e87d460d32d583fb729466b8514079823c6dbcd4d577d700dd0034cff218c22782b7b31d797edd2727ea0982c391252821d8c5a2d1fb8b4b257206a049ed3

  • memory/936-68-0x00000000004082E8-mapping.dmp
  • memory/936-70-0x0000000075A81000-0x0000000075A83000-memory.dmp
    Filesize

    8KB

  • memory/936-63-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-64-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-65-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-66-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-67-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-58-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-69-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-76-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-71-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-62-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/936-59-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/1448-97-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/1448-96-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/1448-91-0x00000000004082E8-mapping.dmp
  • memory/1756-74-0x0000000000000000-mapping.dmp
  • memory/1756-93-0x000000006AA80000-0x000000006AA98000-memory.dmp
    Filesize

    96KB

  • memory/1900-61-0x000000006AA80000-0x000000006AA98000-memory.dmp
    Filesize

    96KB

  • memory/1900-57-0x000000006AA80000-0x000000006AA98000-memory.dmp
    Filesize

    96KB

  • memory/1900-56-0x000000006AA80000-0x000000006AA98000-memory.dmp
    Filesize

    96KB

  • memory/1900-54-0x000000006AA80000-0x000000006AA98000-memory.dmp
    Filesize

    96KB