General

  • Target

    5d12a6d494f23294c4ea14493d1564a5d1fec5e561251a1283584de0101d51dd

  • Size

    319KB

  • Sample

    220801-dwkvpagdd5

  • MD5

    021626dac75e75b8e9606154d9b2f7b2

  • SHA1

    4247e44945d5738c2e814ccbb11b1173f7d0135f

  • SHA256

    5d12a6d494f23294c4ea14493d1564a5d1fec5e561251a1283584de0101d51dd

  • SHA512

    a7c13227bf1d436f0ddbb075a20bfb8e7345f3011bcfe577fba043f34433d38876bbea0da0c151706f3f3d074b08ca5846950f5de5d790f6f2a32872e60429b6

Malware Config

Targets

    • Target

      5d12a6d494f23294c4ea14493d1564a5d1fec5e561251a1283584de0101d51dd

    • Size

      319KB

    • MD5

      021626dac75e75b8e9606154d9b2f7b2

    • SHA1

      4247e44945d5738c2e814ccbb11b1173f7d0135f

    • SHA256

      5d12a6d494f23294c4ea14493d1564a5d1fec5e561251a1283584de0101d51dd

    • SHA512

      a7c13227bf1d436f0ddbb075a20bfb8e7345f3011bcfe577fba043f34433d38876bbea0da0c151706f3f3d074b08ca5846950f5de5d790f6f2a32872e60429b6

    • ModiLoader, DBatLoader

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

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VirtualBox drivers on disk

    • ModiLoader Second Stage

    • Adds policy Run key to start application

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Deletes itself

    • Adds Run key to start application

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Virtualization/Sandbox Evasion

3
T1497

Modify Registry

3
T1112

Discovery

Software Discovery

1
T1518

Query Registry

5
T1012

Virtualization/Sandbox Evasion

3
T1497

File and Directory Discovery

1
T1083

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Tasks