Resubmissions

12-11-2021 02:23

211112-cvhhhaceb2 10

12-11-2021 02:02

211112-cgh7wacea3 10

General

  • Target

    https://34675909.s3.ap-southeast-2.amazonaws.com/2commonloginoauth2authorizeclientvalidatedocsreview.id00-0ff1-ce0000verify98ytyfnowbatt.html#[email protected]

  • Sample

    211112-cgh7wacea3

Malware Config

Targets

    • Target

      https://34675909.s3.ap-southeast-2.amazonaws.com/2commonloginoauth2authorizeclientvalidatedocsreview.id00-0ff1-ce0000verify98ytyfnowbatt.html#[email protected]

    • Executes dropped EXE

    • Patched UPX-packed file

      Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks