General

  • Target

    037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e

  • Size

    632KB

  • Sample

    220528-amfylaebgj

  • MD5

    77b0fb0d68363d28d9d1438e902bf810

  • SHA1

    932d5ddf619f0dd23ba7c1da2593ee4628082d35

  • SHA256

    037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e

  • SHA512

    f32fb36c3da1763ac4ec3dc5a13fa66c756f69abd4baf1869bf4188f3c3c2d99c0687d513068a678e4c4949353fd3d690b3dc236705c6787a617c8b7779e4214

Malware Config

Targets

    • Target

      037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e

    • Size

      632KB

    • MD5

      77b0fb0d68363d28d9d1438e902bf810

    • SHA1

      932d5ddf619f0dd23ba7c1da2593ee4628082d35

    • SHA256

      037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e

    • SHA512

      f32fb36c3da1763ac4ec3dc5a13fa66c756f69abd4baf1869bf4188f3c3c2d99c0687d513068a678e4c4949353fd3d690b3dc236705c6787a617c8b7779e4214

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks