Analysis

  • max time kernel
    142s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 01:38

General

  • Target

    bdce60e92616f204631ebac6d57c74fd2214c9591c6faa2a76150c6ac15c6ac0.exe

  • Size

    6.8MB

  • MD5

    adcf4f2d9028c52a8b7b7b7880aa5d6b

  • SHA1

    60c9c134ff2cd2847b9f8ff58aead722e9ac43a8

  • SHA256

    bdce60e92616f204631ebac6d57c74fd2214c9591c6faa2a76150c6ac15c6ac0

  • SHA512

    2277f133303010cd19690d9142513bbd9cdd61c0189807cfe58ff7e2aa734623549992eb8e7bc8c306d6a292990904ce0a8a826f0c3e436a1d1d8f84ef5c6af4

  • SSDEEP

    196608:0dvbLD+bI92rDvjxLZisgOb5nEqc93TkNboL:0vbLwrLjxLZishuT8A

Malware Config

Signatures

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

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Themida packer 18 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

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

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bdce60e92616f204631ebac6d57c74fd2214c9591c6faa2a76150c6ac15c6ac0.exe
    "C:\Users\Admin\AppData\Local\Temp\bdce60e92616f204631ebac6d57c74fd2214c9591c6faa2a76150c6ac15c6ac0.exe"
    1⤵
    • Checks computer location settings
    • Maps connected drives based on registry
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1364
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\836CD7B6B5819B61\jaudie.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4240
      • C:\Users\Admin\AppData\Roaming\836CD7B6B5819B61\jaudie.exe
        C:\Users\Admin\AppData\Roaming\836CD7B6B5819B61\jaudie.exe
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3684
        • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
          "C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
          4⤵
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Checks whether UAC is enabled
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: EnumeratesProcesses
          PID:4632
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\bdce60e92616f204631ebac6d57c74fd2214c9591c6faa2a76150c6ac15c6ac0.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3940
      • C:\Windows\SysWOW64\timeout.exe
        timeout -t 5
        3⤵
        • Delays execution with timeout.exe
        PID:3784

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\C55E.tmp
    Filesize

    32B

    MD5

    6c99c51d3621703961bde7b5fd85ec77

    SHA1

    475ed624240c8a2dc0efc8fdacddf835ac30dc57

    SHA256

    abddf52ee2be0061ff49a15e681ee212fa054043cba80aa8a7064b71020f13ef

    SHA512

    e29df0d87187a86dd5c54ff84d925af85d9355d67ff8b8bdd7ba72305c1fd1e34551aafafa4295566a9ad1715c736ceedbe9f066e0d400fd33f82f537d4bcec4

  • C:\Users\Admin\AppData\Local\Temp\C7C4.tmp
    Filesize

    71KB

    MD5

    386c014d0948d4fc41afa98cfca9022e

    SHA1

    786cc52d9b962f55f92202c7d50c3707eb62607b

    SHA256

    448b329f3a10bbe3e8f86cd91509c2783b63d28a375231eb23724f5e141420f2

    SHA512

    13d46209c6b052977d6242763b54ac5e35b389e765c82ba773b520ebf5eacabdfdc22b642cb9760e39ad59dd82fa40a31a8d41fd6dd7ea9c9ad08c57b7d8150f

  • C:\Users\Admin\AppData\Local\Temp\D03B.tmp
    Filesize

    2KB

    MD5

    77e31b1123e94ce5720ceb729a425798

    SHA1

    2b65c95f27d8dca23864a3ed4f78490039ae27bf

    SHA256

    68cafb091d3642a1ad2440bdb51834086945ded836ea25c8f75de7e5fc568d85

    SHA512

    9c660381b859040e20745a1cf42646af3bd3780e2795a5ff3cedc61db9877b608d1fc431a1bd3ba3f25dd3643898b1c0f2abfc067c6634e4ce65de2d4c0c724a

  • C:\Users\Admin\AppData\Roaming\836CD7B6B5819B61\jaudie.exe
    Filesize

    2.8MB

    MD5

    8c3b5ff6c965a848dbd1c4b176858bd5

    SHA1

    fcfd484b841b1cc6817dac5a53fda85c7ba67714

    SHA256

    c3bc43cdd95807cf49f9076ef36fbc54036606b8054b20e6896d43045e134d73

    SHA512

    a7c323bee8a2473b7e093af265de322355bbaf82661486dcd79b17c1049412e94ac5dc92588a4c387e629722f10ef3b1571a29cc057be0aa95c22f428a0b3e07

  • C:\Users\Admin\AppData\Roaming\836CD7B6B5819B61\jaudie.exe
    Filesize

    2.8MB

    MD5

    8c3b5ff6c965a848dbd1c4b176858bd5

    SHA1

    fcfd484b841b1cc6817dac5a53fda85c7ba67714

    SHA256

    c3bc43cdd95807cf49f9076ef36fbc54036606b8054b20e6896d43045e134d73

    SHA512

    a7c323bee8a2473b7e093af265de322355bbaf82661486dcd79b17c1049412e94ac5dc92588a4c387e629722f10ef3b1571a29cc057be0aa95c22f428a0b3e07

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

    2.8MB

    MD5

    8c3b5ff6c965a848dbd1c4b176858bd5

    SHA1

    fcfd484b841b1cc6817dac5a53fda85c7ba67714

    SHA256

    c3bc43cdd95807cf49f9076ef36fbc54036606b8054b20e6896d43045e134d73

    SHA512

    a7c323bee8a2473b7e093af265de322355bbaf82661486dcd79b17c1049412e94ac5dc92588a4c387e629722f10ef3b1571a29cc057be0aa95c22f428a0b3e07

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

    2.8MB

    MD5

    8c3b5ff6c965a848dbd1c4b176858bd5

    SHA1

    fcfd484b841b1cc6817dac5a53fda85c7ba67714

    SHA256

    c3bc43cdd95807cf49f9076ef36fbc54036606b8054b20e6896d43045e134d73

    SHA512

    a7c323bee8a2473b7e093af265de322355bbaf82661486dcd79b17c1049412e94ac5dc92588a4c387e629722f10ef3b1571a29cc057be0aa95c22f428a0b3e07

  • memory/1364-136-0x0000000001050000-0x0000000001051000-memory.dmp
    Filesize

    4KB

  • memory/1364-140-0x0000000000400000-0x0000000000F3D000-memory.dmp
    Filesize

    11.2MB

  • memory/1364-139-0x0000000002CF0000-0x0000000002CF1000-memory.dmp
    Filesize

    4KB

  • memory/1364-138-0x0000000001070000-0x0000000001071000-memory.dmp
    Filesize

    4KB

  • memory/1364-137-0x0000000001060000-0x0000000001061000-memory.dmp
    Filesize

    4KB

  • memory/1364-135-0x0000000001030000-0x0000000001031000-memory.dmp
    Filesize

    4KB

  • memory/1364-134-0x0000000000FD0000-0x0000000000FD1000-memory.dmp
    Filesize

    4KB

  • memory/1364-133-0x0000000000FC0000-0x0000000000FC1000-memory.dmp
    Filesize

    4KB

  • memory/3684-244-0x0000000000520000-0x0000000000C64000-memory.dmp
    Filesize

    7.3MB

  • memory/3684-246-0x0000000000520000-0x0000000000C64000-memory.dmp
    Filesize

    7.3MB

  • memory/3684-247-0x0000000000520000-0x0000000000C64000-memory.dmp
    Filesize

    7.3MB

  • memory/3684-248-0x0000000000520000-0x0000000000C64000-memory.dmp
    Filesize

    7.3MB

  • memory/3684-245-0x0000000000520000-0x0000000000C64000-memory.dmp
    Filesize

    7.3MB

  • memory/3684-243-0x0000000000520000-0x0000000000C64000-memory.dmp
    Filesize

    7.3MB

  • memory/3684-252-0x0000000000520000-0x0000000000C64000-memory.dmp
    Filesize

    7.3MB

  • memory/4632-254-0x0000000000060000-0x00000000007A4000-memory.dmp
    Filesize

    7.3MB

  • memory/4632-255-0x0000000000060000-0x00000000007A4000-memory.dmp
    Filesize

    7.3MB

  • memory/4632-256-0x0000000000060000-0x00000000007A4000-memory.dmp
    Filesize

    7.3MB

  • memory/4632-257-0x0000000000060000-0x00000000007A4000-memory.dmp
    Filesize

    7.3MB

  • memory/4632-258-0x0000000000060000-0x00000000007A4000-memory.dmp
    Filesize

    7.3MB

  • memory/4632-259-0x0000000000060000-0x00000000007A4000-memory.dmp
    Filesize

    7.3MB

  • memory/4632-260-0x0000000000060000-0x00000000007A4000-memory.dmp
    Filesize

    7.3MB