Analysis

  • max time kernel
    117s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    15-02-2022 15:07

General

  • Target

    1eaab711efe047594f241a0386854db64475c1bb77a75a92e5daa8b6c424e011.exe

  • Size

    2.8MB

  • MD5

    bad0db39ff38f874c1cce6b59d3203ab

  • SHA1

    c58461e1d930a917ba6553bf26e31ad438dfcbea

  • SHA256

    1eaab711efe047594f241a0386854db64475c1bb77a75a92e5daa8b6c424e011

  • SHA512

    256a195de7825b771a1aa5f546852b77b90b8b1f2c5e4178d7abf520b4cbd880a853af1d82d5e88db3502652e9afc2d507b920540a8944d76df71fd1a570f19d

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.

  • Loads dropped DLL 1 IoCs
  • 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 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1eaab711efe047594f241a0386854db64475c1bb77a75a92e5daa8b6c424e011.exe
    "C:\Users\Admin\AppData\Local\Temp\1eaab711efe047594f241a0386854db64475c1bb77a75a92e5daa8b6c424e011.exe"
    1⤵
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:976
    • 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:1336

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    MD5

    bad0db39ff38f874c1cce6b59d3203ab

    SHA1

    c58461e1d930a917ba6553bf26e31ad438dfcbea

    SHA256

    1eaab711efe047594f241a0386854db64475c1bb77a75a92e5daa8b6c424e011

    SHA512

    256a195de7825b771a1aa5f546852b77b90b8b1f2c5e4178d7abf520b4cbd880a853af1d82d5e88db3502652e9afc2d507b920540a8944d76df71fd1a570f19d

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

    MD5

    bad0db39ff38f874c1cce6b59d3203ab

    SHA1

    c58461e1d930a917ba6553bf26e31ad438dfcbea

    SHA256

    1eaab711efe047594f241a0386854db64475c1bb77a75a92e5daa8b6c424e011

    SHA512

    256a195de7825b771a1aa5f546852b77b90b8b1f2c5e4178d7abf520b4cbd880a853af1d82d5e88db3502652e9afc2d507b920540a8944d76df71fd1a570f19d

  • memory/976-54-0x0000000075761000-0x0000000075763000-memory.dmp

    Filesize

    8KB

  • memory/976-55-0x00000000008E0000-0x000000000102D000-memory.dmp

    Filesize

    7.3MB

  • memory/976-56-0x00000000008E0000-0x000000000102D000-memory.dmp

    Filesize

    7.3MB

  • memory/976-57-0x00000000008E0000-0x000000000102D000-memory.dmp

    Filesize

    7.3MB

  • memory/976-58-0x00000000008E0000-0x000000000102D000-memory.dmp

    Filesize

    7.3MB

  • memory/976-59-0x0000000077630000-0x0000000077632000-memory.dmp

    Filesize

    8KB

  • memory/1336-63-0x0000000000FA0000-0x00000000016ED000-memory.dmp

    Filesize

    7.3MB

  • memory/1336-64-0x0000000000FA0000-0x00000000016ED000-memory.dmp

    Filesize

    7.3MB

  • memory/1336-65-0x0000000000FA0000-0x00000000016ED000-memory.dmp

    Filesize

    7.3MB

  • memory/1336-66-0x0000000000FA0000-0x00000000016ED000-memory.dmp

    Filesize

    7.3MB