General

  • Target

    85caf92b6709de24e1c39c82c32395c1.exe

  • Size

    6.3MB

  • Sample

    230327-ld69zaeg4x

  • MD5

    85caf92b6709de24e1c39c82c32395c1

  • SHA1

    20f570db9cc7d3b7d70ce155e6631d4305e2d97f

  • SHA256

    d2c445a8b7c0f17493dc52fdb23ca0d21231d578d6dd3814f24b2bbb5ddd7c40

  • SHA512

    ea8c0a635adc94fa3dcc17c638123de197fb2aadb8bf0fa1e03c91d3345d80b91e2069671a586907495c52d7e6d4449e0e060e5ba8ab8fa44f0979715183d9b4

  • SSDEEP

    196608:V3i0h4AEWKrehfhTll3MTO2JnnJUaHYppfMn/8sEuF:Bxh4hwlhRyTOCeXMx

Malware Config

Targets

    • Target

      85caf92b6709de24e1c39c82c32395c1.exe

    • Size

      6.3MB

    • MD5

      85caf92b6709de24e1c39c82c32395c1

    • SHA1

      20f570db9cc7d3b7d70ce155e6631d4305e2d97f

    • SHA256

      d2c445a8b7c0f17493dc52fdb23ca0d21231d578d6dd3814f24b2bbb5ddd7c40

    • SHA512

      ea8c0a635adc94fa3dcc17c638123de197fb2aadb8bf0fa1e03c91d3345d80b91e2069671a586907495c52d7e6d4449e0e060e5ba8ab8fa44f0979715183d9b4

    • SSDEEP

      196608:V3i0h4AEWKrehfhTll3MTO2JnnJUaHYppfMn/8sEuF:Bxh4hwlhRyTOCeXMx

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks