Analysis

  • max time kernel
    143s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 10:43

General

  • Target

    2793307989ef735ddfa8b05bfeef647eeb27ad5d5d3d8874180d71e5cd9b9bb0.exe

  • Size

    2.9MB

  • MD5

    2dc1d4a1f1c0baa62b7091efc2ccf4e0

  • SHA1

    8004dbf5f2733b4d2c7f5aaa8c6a36b089c776e7

  • SHA256

    2793307989ef735ddfa8b05bfeef647eeb27ad5d5d3d8874180d71e5cd9b9bb0

  • SHA512

    9d7b3af4dc286dda055d3b14bad6a503e7a1ca1794ca2888640d5e1a118262cfe728ffd2b1db9e7eda6a9bf0b87074495148cde6e365b3d0508700122164c82a

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2793307989ef735ddfa8b05bfeef647eeb27ad5d5d3d8874180d71e5cd9b9bb0.exe
    "C:\Users\Admin\AppData\Local\Temp\2793307989ef735ddfa8b05bfeef647eeb27ad5d5d3d8874180d71e5cd9b9bb0.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1500

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1500-54-0x0000000074F91000-0x0000000074F93000-memory.dmp
    Filesize

    8KB

  • memory/1500-56-0x0000000000310000-0x0000000000B06000-memory.dmp
    Filesize

    8.0MB

  • memory/1500-58-0x0000000005110000-0x000000000517E000-memory.dmp
    Filesize

    440KB

  • memory/1500-60-0x0000000010000000-0x00000000100B0000-memory.dmp
    Filesize

    704KB

  • memory/1500-64-0x00000000002C0000-0x0000000000300000-memory.dmp
    Filesize

    256KB