General

  • Target

    3ceef80c3de4e08f798a9d3a958da20cd1790a06e55a8805053f51a004b83d86

  • Size

    619KB

  • Sample

    221123-xaj6taed42

  • MD5

    055e822885e9b0971b4e87b0ebfa4ab6

  • SHA1

    c23f1fe682b87478bd3e327dd499960adf412aef

  • SHA256

    3ceef80c3de4e08f798a9d3a958da20cd1790a06e55a8805053f51a004b83d86

  • SHA512

    85fe528df5975ef29fb794f99a91dc9d0fab665c4fd8bc923f7a980ddefff00696441343c0684db1ad8894830d5c2f538b5fce3420520318c149a33ae5035afe

  • SSDEEP

    12288:YkA5CuXTZVMUX8+fdS+D3niMcH+GjXyNrZWsg:Y15CuDZVMethD3i9HVXU9g

Malware Config

Targets

    • Target

      3ceef80c3de4e08f798a9d3a958da20cd1790a06e55a8805053f51a004b83d86

    • Size

      619KB

    • MD5

      055e822885e9b0971b4e87b0ebfa4ab6

    • SHA1

      c23f1fe682b87478bd3e327dd499960adf412aef

    • SHA256

      3ceef80c3de4e08f798a9d3a958da20cd1790a06e55a8805053f51a004b83d86

    • SHA512

      85fe528df5975ef29fb794f99a91dc9d0fab665c4fd8bc923f7a980ddefff00696441343c0684db1ad8894830d5c2f538b5fce3420520318c149a33ae5035afe

    • SSDEEP

      12288:YkA5CuXTZVMUX8+fdS+D3niMcH+GjXyNrZWsg:Y15CuDZVMethD3i9HVXU9g

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Nirsoft

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks