General

  • Target

    4417fe6510eaaf8d7abdbbf016667b39ba073638befe7c7e099cb929b6bb36e6

  • Size

    3.0MB

  • Sample

    210926-xnl8bsfbek

  • MD5

    396c1fee45927fc296c636b9748c754b

  • SHA1

    006697abdfde55b895b412158c312099d5c20e66

  • SHA256

    4417fe6510eaaf8d7abdbbf016667b39ba073638befe7c7e099cb929b6bb36e6

  • SHA512

    122eb5a5d3e3994e1f10b7d16668c9f46380f51aa574e072fa9f68427907341f4809d82d3d5f3de81f3be8e893a3f5c15bcf8c7b2ea3fbcaaf2ef2a74bbb5409

Malware Config

Targets

    • Target

      4417fe6510eaaf8d7abdbbf016667b39ba073638befe7c7e099cb929b6bb36e6

    • Size

      3.0MB

    • MD5

      396c1fee45927fc296c636b9748c754b

    • SHA1

      006697abdfde55b895b412158c312099d5c20e66

    • SHA256

      4417fe6510eaaf8d7abdbbf016667b39ba073638befe7c7e099cb929b6bb36e6

    • SHA512

      122eb5a5d3e3994e1f10b7d16668c9f46380f51aa574e072fa9f68427907341f4809d82d3d5f3de81f3be8e893a3f5c15bcf8c7b2ea3fbcaaf2ef2a74bbb5409

    • 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.

    • 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.

    • 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

1
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks