General

  • Target

    PO2743.xlsm

  • Size

    41KB

  • Sample

    230125-l84sbsff76

  • MD5

    35e2b1bf89ea38008f77574d084b3f35

  • SHA1

    03aa73f9a067362e05f903332233f088aed05f94

  • SHA256

    85bdc4781b13f6953ad5b63b787e7e08b35a1ec25a29f1f5cb209450cb7a6f51

  • SHA512

    f1ae34f50bde14c299c02cce3e07826a13c3035f9b70458a0d0c2d774ea81aec8d9a6436148fb641dab0886a1f5439267c88710da62df446930051d1b856351d

  • SSDEEP

    768:kQL8fvj+qtTsv+nWL8hDBIJYfTH+niSpvfkBBGR2FFiKk/fa9Rz+n32s+:JLuvqq+v+9G1Bh8/GR2FFi3/y903z+

Malware Config

Targets

    • Target

      PO2743.xlsm

    • Size

      41KB

    • MD5

      35e2b1bf89ea38008f77574d084b3f35

    • SHA1

      03aa73f9a067362e05f903332233f088aed05f94

    • SHA256

      85bdc4781b13f6953ad5b63b787e7e08b35a1ec25a29f1f5cb209450cb7a6f51

    • SHA512

      f1ae34f50bde14c299c02cce3e07826a13c3035f9b70458a0d0c2d774ea81aec8d9a6436148fb641dab0886a1f5439267c88710da62df446930051d1b856351d

    • SSDEEP

      768:kQL8fvj+qtTsv+nWL8hDBIJYfTH+niSpvfkBBGR2FFiKk/fa9Rz+n32s+:JLuvqq+v+9G1Bh8/GR2FFi3/y903z+

    • Process spawned unexpected child process

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

5
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks