General

  • Target

    New Product 61844-M and 61844-MA.iso

  • Size

    1.5MB

  • Sample

    220803-hvcvxahdbp

  • MD5

    cd3aacfe675dfa4fccd2ccd50e52c6e7

  • SHA1

    7b21f59f6783b0f433010b0cabe4c8d2c66328d9

  • SHA256

    498baff52ad2a419108074d90b6eb085afcc91ee2a881dd78aa37185779243d0

  • SHA512

    5682e1b83c760d5b0ef32e47d913e1fdf77dd08e65d1d6973887cd82991fe59493147a5178f4fd071ca9fae4711465b03b4c42382db650fc53a4ce403b9edc98

Malware Config

Targets

    • Target

      PURCHASE.EXE

    • Size

      943KB

    • MD5

      2b085a0ecc69a8f0cbd2c32c1f89e4d7

    • SHA1

      843c638df1fe7f15c4737ff89646b4b861e7b135

    • SHA256

      a6bc755db6d3b08decf7070cdcfc8f0d9448e7c306936bca52ea8b4cbdbacbc7

    • SHA512

      3e7ed898d50cc9580a4853d3ed3ae596040083818788398d9812e2c66522b732cfeddfcadb31ecb5ba4be2e827cc6a7861c847ee65398154846db7723b28fc34

    • ModiLoader, DBatLoader

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

    • ModiLoader Second Stage

    • Checks computer location settings

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

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Tasks