General

  • Target

    218a0ceebeae56f564fe4103e92fd17cba63081744e3e02e5f4bb7cf1dd8586b

  • Size

    446KB

  • Sample

    221004-cwy7mshbb9

  • MD5

    36615d0dc4631c60ecd8ba4b4f5078df

  • SHA1

    b0eebb0cac24bb225ff95c2086eae7a96c9a7850

  • SHA256

    218a0ceebeae56f564fe4103e92fd17cba63081744e3e02e5f4bb7cf1dd8586b

  • SHA512

    d1f7ee13d3fcdfe37cb520abb9d94adb6d5f887649c11275c3be6a1ad0b12af52be0cc14dddeb252c05ce43cb390248873f4bdd264ef3947ee2d18ab2377ad86

  • SSDEEP

    6144:V5BXKQRp4aFi1OgWKDoQCDokkdR6txkBK/cRqHoQ7FlK1V3:/BXKQV41hJakqiGcwHoqFad

Malware Config

Targets

    • Target

      218a0ceebeae56f564fe4103e92fd17cba63081744e3e02e5f4bb7cf1dd8586b

    • Size

      446KB

    • MD5

      36615d0dc4631c60ecd8ba4b4f5078df

    • SHA1

      b0eebb0cac24bb225ff95c2086eae7a96c9a7850

    • SHA256

      218a0ceebeae56f564fe4103e92fd17cba63081744e3e02e5f4bb7cf1dd8586b

    • SHA512

      d1f7ee13d3fcdfe37cb520abb9d94adb6d5f887649c11275c3be6a1ad0b12af52be0cc14dddeb252c05ce43cb390248873f4bdd264ef3947ee2d18ab2377ad86

    • SSDEEP

      6144:V5BXKQRp4aFi1OgWKDoQCDokkdR6txkBK/cRqHoQ7FlK1V3:/BXKQV41hJakqiGcwHoqFad

    • 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

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