Overview

overview

9

Static

static

666.exe

windows7-x64

9

666.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    325s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2022 04:07

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General

  • Target

    666.exe

  • Size

    1.3MB

  • MD5

    c851a86c7c3bb02fe25dd5a870974cdb

  • SHA1

    cad352db9acd07832c9f5a39cf1803723ed97e52

  • SHA256

    17d64950e0e39ca106e5a5a51b1cc211a0a83d484ab21038e3fe963f490c6cc2

  • SHA512

    934ed272e8392796dc608a1bf2b55bd4059b163e03e7262b4d25a005a3530b11045e7be1f2c22e8d410b09a5b9874be01035a8906939aa236dac190b0972897e

  • SSDEEP

    24576:CFClbBTLTOBg6bV1vwQjtD7O6yEinJLHFHXwCaCMkhjWViv+21R:iClROqUVBjHvyEiZFHXw4nhjkC

Score
9/10
evasion

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    evasion
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\666.exe
    "C:\Users\Admin\AppData\Local\Temp\666.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1432
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /TN Cache-S-21-2946144819-3e21f723 /TR "C:\Users\Admin\AppData\Local\cache\MoUSO.exe"
      2⤵
      • Creates scheduled task(s)
      PID:1524
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {1A13FE7A-D5A5-4480-8E49-4E85615F8375} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1204
    • C:\Users\Admin\AppData\Local\cache\MoUSO.exe
      C:\Users\Admin\AppData\Local\cache\MoUSO.exe
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1736

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\cache\MoUSO.exe
    Filesize

    1.3MB

    MD5

    c851a86c7c3bb02fe25dd5a870974cdb

    SHA1

    cad352db9acd07832c9f5a39cf1803723ed97e52

    SHA256

    17d64950e0e39ca106e5a5a51b1cc211a0a83d484ab21038e3fe963f490c6cc2

    SHA512

    934ed272e8392796dc608a1bf2b55bd4059b163e03e7262b4d25a005a3530b11045e7be1f2c22e8d410b09a5b9874be01035a8906939aa236dac190b0972897e

    Download Submit
  • C:\Users\Admin\AppData\Local\cache\MoUSO.exe
    Filesize

    1.3MB

    MD5

    c851a86c7c3bb02fe25dd5a870974cdb

    SHA1

    cad352db9acd07832c9f5a39cf1803723ed97e52

    SHA256

    17d64950e0e39ca106e5a5a51b1cc211a0a83d484ab21038e3fe963f490c6cc2

    SHA512

    934ed272e8392796dc608a1bf2b55bd4059b163e03e7262b4d25a005a3530b11045e7be1f2c22e8d410b09a5b9874be01035a8906939aa236dac190b0972897e

    Download Submit
  • memory/1432-54-0x0000000075FB1000-0x0000000075FB3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1432-55-0x0000000000FC0000-0x000000000132E000-memory.dmp
    Filesize

    3.4MB

    Download
  • memory/1432-56-0x0000000077640000-0x00000000777C0000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1432-58-0x0000000000FC0000-0x000000000132E000-memory.dmp
    Filesize

    3.4MB

    Download
  • memory/1432-59-0x0000000077640000-0x00000000777C0000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1524-57-0x0000000000000000-mapping.dmp
    Download
  • memory/1736-61-0x0000000000000000-mapping.dmp
    Download
  • memory/1736-64-0x0000000001150000-0x00000000014BE000-memory.dmp
    Filesize

    3.4MB

    Download
  • memory/1736-65-0x0000000001150000-0x00000000014BE000-memory.dmp
    Filesize

    3.4MB

    Download