General

  • Target

    Setup_3.exe

  • Size

    386.2MB

  • Sample

    220727-x2eemsggbj

  • MD5

    a8b08bd8aeed8e21b5980c2a8f68a73a

  • SHA1

    284096cc1f85ec1c6bc96afde0b6a200124b2b19

  • SHA256

    8646d12ad525262b59762afac1e66d2b145b88575ab6c2c3c82f0dd85fa99a83

  • SHA512

    feb882a018d8364be6d26f69024f7279b7a72de80f1e9f76d9a20d67a04731d15aa1247ee43c9e4f4ef02c0af3253de6c00a76e025e8668cc09f88fa32eb4574

Malware Config

Targets

    • Target

      Setup_3.exe

    • Size

      386.2MB

    • MD5

      a8b08bd8aeed8e21b5980c2a8f68a73a

    • SHA1

      284096cc1f85ec1c6bc96afde0b6a200124b2b19

    • SHA256

      8646d12ad525262b59762afac1e66d2b145b88575ab6c2c3c82f0dd85fa99a83

    • SHA512

      feb882a018d8364be6d26f69024f7279b7a72de80f1e9f76d9a20d67a04731d15aa1247ee43c9e4f4ef02c0af3253de6c00a76e025e8668cc09f88fa32eb4574

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

    • Downloads MZ/PE file

    • 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.

    • 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 2FA software files, possible credential harvesting

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Collection

Data from Local System

3
T1005

Tasks