General

  • Target

    59619d957fc88a2c7f7e7b6abcd25e3311f81e55a51d8cf2af5d975a1e36a4f0

  • Size

    2.5MB

  • Sample

    210926-nkh7tsegc3

  • MD5

    9e1f914ae1dca0a8c42f5cf0df19d98f

  • SHA1

    548574f8717f27d94e1534418e0452538aa621fb

  • SHA256

    59619d957fc88a2c7f7e7b6abcd25e3311f81e55a51d8cf2af5d975a1e36a4f0

  • SHA512

    3639db1433428ff8c0ca4d0e79dd5542d96f305f966f65ea97d48509e555ac5028a4021521e8659b35bbe5c4c6d35551d2badc924f0d6c9864d422b88363f995

Malware Config

Targets

    • Target

      59619d957fc88a2c7f7e7b6abcd25e3311f81e55a51d8cf2af5d975a1e36a4f0

    • Size

      2.5MB

    • MD5

      9e1f914ae1dca0a8c42f5cf0df19d98f

    • SHA1

      548574f8717f27d94e1534418e0452538aa621fb

    • SHA256

      59619d957fc88a2c7f7e7b6abcd25e3311f81e55a51d8cf2af5d975a1e36a4f0

    • SHA512

      3639db1433428ff8c0ca4d0e79dd5542d96f305f966f65ea97d48509e555ac5028a4021521e8659b35bbe5c4c6d35551d2badc924f0d6c9864d422b88363f995

    • 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.

    • 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

2
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks