Analysis

  • max time kernel
    110s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    07-01-2022 17:28

General

  • Target

    60c546941d7f705156881e6776c482c50f133d54ba520436291695fd39bff8bb.exe

  • Size

    2.7MB

  • MD5

    13ec5227fe52bcf2fc8ca6b1dcc07641

  • SHA1

    21a546771c1acdde48a8be21081ce0ae1e376bfb

  • SHA256

    60c546941d7f705156881e6776c482c50f133d54ba520436291695fd39bff8bb

  • SHA512

    bcd479d71b5f7a8a294d647f66ba2c7670c39270142bb86cf96a8ffb97a7d5dcefb654c29c926fd2f43917a7da9ca11215012e5a109aad6062ef9e9e65355928

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • 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.

  • Themida packer 10 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\60c546941d7f705156881e6776c482c50f133d54ba520436291695fd39bff8bb.exe
    "C:\Users\Admin\AppData\Local\Temp\60c546941d7f705156881e6776c482c50f133d54ba520436291695fd39bff8bb.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      "C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      PID:2324

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

  • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
    MD5

    13ec5227fe52bcf2fc8ca6b1dcc07641

    SHA1

    21a546771c1acdde48a8be21081ce0ae1e376bfb

    SHA256

    60c546941d7f705156881e6776c482c50f133d54ba520436291695fd39bff8bb

    SHA512

    bcd479d71b5f7a8a294d647f66ba2c7670c39270142bb86cf96a8ffb97a7d5dcefb654c29c926fd2f43917a7da9ca11215012e5a109aad6062ef9e9e65355928

  • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
    MD5

    13ec5227fe52bcf2fc8ca6b1dcc07641

    SHA1

    21a546771c1acdde48a8be21081ce0ae1e376bfb

    SHA256

    60c546941d7f705156881e6776c482c50f133d54ba520436291695fd39bff8bb

    SHA512

    bcd479d71b5f7a8a294d647f66ba2c7670c39270142bb86cf96a8ffb97a7d5dcefb654c29c926fd2f43917a7da9ca11215012e5a109aad6062ef9e9e65355928

  • memory/2148-118-0x0000000000C60000-0x0000000001355000-memory.dmp
    Filesize

    7.0MB

  • memory/2148-115-0x0000000076F70000-0x00000000770FE000-memory.dmp
    Filesize

    1.6MB

  • memory/2148-119-0x0000000000C60000-0x0000000001355000-memory.dmp
    Filesize

    7.0MB

  • memory/2148-117-0x0000000000C60000-0x0000000001355000-memory.dmp
    Filesize

    7.0MB

  • memory/2148-116-0x0000000000C60000-0x0000000001355000-memory.dmp
    Filesize

    7.0MB

  • memory/2324-120-0x0000000000000000-mapping.dmp
  • memory/2324-123-0x00000000011F0000-0x00000000018E5000-memory.dmp
    Filesize

    7.0MB

  • memory/2324-124-0x00000000011F0000-0x00000000018E5000-memory.dmp
    Filesize

    7.0MB

  • memory/2324-125-0x00000000011F0000-0x00000000018E5000-memory.dmp
    Filesize

    7.0MB

  • memory/2324-126-0x00000000011F0000-0x00000000018E5000-memory.dmp
    Filesize

    7.0MB

  • memory/2324-127-0x0000000076F70000-0x00000000770FE000-memory.dmp
    Filesize

    1.6MB