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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/03/2025, 12:11

General

  • Target

    dc685713843da5bfcbfcc289456d2d9430cbdff9108a8d01b4759728cc5d813e.exe

  • Size

    1.7MB

  • MD5

    7026ed6db478e504b8a3bcc554c32a87

  • SHA1

    1951ab06af8da8f2b0c33f7b221b0cb95d33250a

  • SHA256

    dc685713843da5bfcbfcc289456d2d9430cbdff9108a8d01b4759728cc5d813e

  • SHA512

    ad5fbf1d6aeb823bee4cdb0245579e98dfad23ef886c69840da73e5b8ed5636975e0ddb16004d335397f3d234ec33ec1e7de111d41294c1b46d58f3e5154d48d

  • SSDEEP

    24576:pilxhO8efwEYKcCXP+IrOOVjiSM39ey/XBPtkr//G5JGU6Nz/MdZOPSlL:UlU+KX+eOGjeYYxPtk/syEoPSl

Malware Config

Signatures

  • LoaderBot

    LoaderBot is a loader written in .NET downloading and executing miners.

  • Loaderbot family
  • Xmrig family
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • XMRig Miner payload 15 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.

  • Cryptocurrency Miner

    Makes network request to known mining pool URL.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc685713843da5bfcbfcc289456d2d9430cbdff9108a8d01b4759728cc5d813e.exe
    "C:\Users\Admin\AppData\Local\Temp\dc685713843da5bfcbfcc289456d2d9430cbdff9108a8d01b4759728cc5d813e.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Drops startup file
    • Identifies Wine through registry keys
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1276
    • C:\Users\Admin\AppData\Roaming\Sysfiles\AudioDriver.exe
      "C:\Users\Admin\AppData\Roaming\Sysfiles\AudioDriver.exe" -o stratum+tcp://xmr.pool.minergate.com:45560 -u [email protected] -p x -k -v=0 --donate-level=1 -t 4
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Sysfiles\AudioDriver.exe

    Filesize

    993KB

    MD5

    fcf91e6d9c61aa6c79383e7a289425b1

    SHA1

    cf3b35cbe43bb77681fc540af33a675f673791e6

    SHA256

    0da86353137c5ffaa4d54831f43e01d9a678337ffe0e365164a7e2e6418ac185

    SHA512

    32b0d48c0add2323f8be4b71a59c541d27910c99d2864a020f40290d722b4c495f30fef0e38a2a5494360d12de423b1cf46f003849b0821f0c2df2a94ba0e9d4

  • memory/1276-14-0x0000000000C60000-0x0000000000F04000-memory.dmp

    Filesize

    2.6MB

  • memory/1276-0-0x0000000000C60000-0x0000000000F04000-memory.dmp

    Filesize

    2.6MB

  • memory/3592-23-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-27-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-17-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-19-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-21-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-12-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-25-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-16-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-29-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-31-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-33-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-35-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-37-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-39-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-41-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB

  • memory/3592-43-0x0000000000750000-0x00000000009A4000-memory.dmp

    Filesize

    2.3MB