Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-03-2023 13:26

General

  • Target

    7d23a41da6b0a4c455aed086067e7eb764669ce4e567b9b11cb97588eccb903b.exe

  • Size

    6.7MB

  • MD5

    da503ddb68a25aa665e0e15855ef4012

  • SHA1

    0c016eb8eb016a1d0d36e1dc338e2766d40c7464

  • SHA256

    7d23a41da6b0a4c455aed086067e7eb764669ce4e567b9b11cb97588eccb903b

  • SHA512

    eff07f20f8d9ba9b337220a4143d61eeabee58a3788f796563581e7ad5dcd6a297124987ebab8675752fd3f0a3cb14fbd29d7dc9ae568aa866ce3be8734fbc47

  • SSDEEP

    98304:fPTCG6TDhi5vXL1tnX5Iz3OIyN5RRZc2B9iv/BE645Z5rhnqrKUIqf5pQNVPoPY:f7CG6TQZLzkeIcRZvBQvq6erFQKqLQ3

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\7d23a41da6b0a4c455aed086067e7eb764669ce4e567b9b11cb97588eccb903b.exe
    "C:\Users\Admin\AppData\Local\Temp\7d23a41da6b0a4c455aed086067e7eb764669ce4e567b9b11cb97588eccb903b.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:1416
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\7CBC507377C476C7\jaudie.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1800
      • C:\Users\Admin\AppData\Roaming\7CBC507377C476C7\jaudie.exe
        C:\Users\Admin\AppData\Roaming\7CBC507377C476C7\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:4744
        • 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:4452
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\7d23a41da6b0a4c455aed086067e7eb764669ce4e567b9b11cb97588eccb903b.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2776
      • C:\Windows\SysWOW64\timeout.exe
        timeout -t 5
        3⤵
        • Delays execution with timeout.exe
        PID:2352

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\95C3.tmp
    Filesize

    32B

    MD5

    30b13d77deed1641dd87896b3fa0afd9

    SHA1

    466d549e6855c627e2901601e87b05bbc0f2c8fa

    SHA256

    1c359e1bda712f001a46a9044a202219838ee31cd29cc7551090a2db0913399a

    SHA512

    bfe239b285f044b3a01c938deb809bdd65ed3adb572c4ff909c25bcf5e036a6453ee1595b0d7b7c89334391e7128358e9d187f90e39c7dafbd58ccd928d7098e

  • C:\Users\Admin\AppData\Local\Temp\977C.tmp
    Filesize

    71KB

    MD5

    fb2e05653c3115d89013daa5132f08e0

    SHA1

    8ad3d1f4c1652c1e173d3201faf9fdd22b229351

    SHA256

    895ce9cfa9bd4ce960723e7adf0aba7eefff4c8cd5e46cad13cb791a39665077

    SHA512

    ca9b7fac566026fa87872d3fdfa32a5a571613b8d9cd4364e1b05d0682d52844c9d1a28c292d6d129d506a627a6cef2a0e6329f8c2ab28cd4388789f48399238

  • C:\Users\Admin\AppData\Local\Temp\9DC1.tmp
    Filesize

    2KB

    MD5

    1d65ace99a200cf0ac042936baf39f68

    SHA1

    acd9cd136a2b583c7d89dcbeffad15316921b145

    SHA256

    59f9c188335405db46c008bcd919293d3ea2e549db72d9f0f83ef34195809bc6

    SHA512

    bfc0c01bdca82c7d5ff2210d59049a65930500eaf40b26c2aa6d6149b971b5db63edc12ee5a0ee0ccd8a33bcfcb1063eb1bcf1bbc63788976baee47224bdf486

  • C:\Users\Admin\AppData\Roaming\7CBC507377C476C7\jaudie.exe
    Filesize

    2.8MB

    MD5

    8c3b5ff6c965a848dbd1c4b176858bd5

    SHA1

    fcfd484b841b1cc6817dac5a53fda85c7ba67714

    SHA256

    c3bc43cdd95807cf49f9076ef36fbc54036606b8054b20e6896d43045e134d73

    SHA512

    a7c323bee8a2473b7e093af265de322355bbaf82661486dcd79b17c1049412e94ac5dc92588a4c387e629722f10ef3b1571a29cc057be0aa95c22f428a0b3e07

  • C:\Users\Admin\AppData\Roaming\7CBC507377C476C7\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/1416-138-0x00000000011C0000-0x00000000011C1000-memory.dmp
    Filesize

    4KB

  • memory/1416-133-0x0000000001050000-0x0000000001051000-memory.dmp
    Filesize

    4KB

  • memory/1416-139-0x00000000011D0000-0x00000000011D1000-memory.dmp
    Filesize

    4KB

  • memory/1416-134-0x0000000001060000-0x0000000001061000-memory.dmp
    Filesize

    4KB

  • memory/1416-137-0x00000000011B0000-0x00000000011B1000-memory.dmp
    Filesize

    4KB

  • memory/1416-136-0x0000000001090000-0x0000000001091000-memory.dmp
    Filesize

    4KB

  • memory/1416-135-0x0000000001070000-0x0000000001071000-memory.dmp
    Filesize

    4KB

  • memory/1416-140-0x0000000000400000-0x0000000000EFB000-memory.dmp
    Filesize

    11.0MB

  • memory/4452-265-0x0000000000290000-0x00000000009D4000-memory.dmp
    Filesize

    7.3MB

  • memory/4452-264-0x0000000000290000-0x00000000009D4000-memory.dmp
    Filesize

    7.3MB

  • memory/4452-263-0x0000000000290000-0x00000000009D4000-memory.dmp
    Filesize

    7.3MB

  • memory/4452-262-0x0000000000290000-0x00000000009D4000-memory.dmp
    Filesize

    7.3MB

  • memory/4452-266-0x0000000000290000-0x00000000009D4000-memory.dmp
    Filesize

    7.3MB

  • memory/4452-260-0x0000000000290000-0x00000000009D4000-memory.dmp
    Filesize

    7.3MB

  • memory/4452-261-0x0000000000290000-0x00000000009D4000-memory.dmp
    Filesize

    7.3MB

  • memory/4744-250-0x0000000000CB0000-0x00000000013F4000-memory.dmp
    Filesize

    7.3MB

  • memory/4744-258-0x0000000000CB0000-0x00000000013F4000-memory.dmp
    Filesize

    7.3MB

  • memory/4744-254-0x0000000000CB0000-0x00000000013F4000-memory.dmp
    Filesize

    7.3MB

  • memory/4744-253-0x0000000000CB0000-0x00000000013F4000-memory.dmp
    Filesize

    7.3MB

  • memory/4744-252-0x0000000000CB0000-0x00000000013F4000-memory.dmp
    Filesize

    7.3MB

  • memory/4744-251-0x0000000000CB0000-0x00000000013F4000-memory.dmp
    Filesize

    7.3MB

  • memory/4744-249-0x0000000000CB0000-0x00000000013F4000-memory.dmp
    Filesize

    7.3MB