Analysis

  • max time kernel
    149s
  • max time network
    102s
  • platform
    windows11-21h2_x64
  • resource
    win11-20251015-en
  • resource tags

    arch:x64arch:x86image:win11-20251015-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03/11/2025, 10:17

General

  • Target
    DeBank_installer_v2.2.2.msi
  • Size 32.1MB
  • Sample251103-mbtfrseq2t
  • SHA256 ec9a9dbe295a2d36ee807934a1acdd00fb7de1befa3bdda7cae45d3d659dff1a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • hijackloader

Attributes
  • directory

    %LOCALAPPDATA%\sysmanager_v11_dev

  • inject_dll

    %windir%\SysWOW64\rasapi32.dll

xor.hex

Signatures

  • Detects HijackLoader (aka IDAT Loader) 1 IoCs
  • Detects Rhadamanthys Payload 1 IoCs
  • HijackLoader

    HijackLoader is a multistage loader first seen in 2023.

  • Hijackloader family
  • Rhadamanthys

    Rhadamanthys is an info stealer written in C++ first seen in August 2022.

  • Rhadamanthys family
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 15 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • 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.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\DeBank_installer_v2.2.2.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4888
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4760
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4880
    • C:\Users\Admin\AppData\Local\Obstacle\CoordinatorDebug.exe
      "C:\Users\Admin\AppData\Local\Obstacle\CoordinatorDebug.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2316
      • C:\ProgramData\sysmanager_v11_dev\CoordinatorDebug.exe
        C:\ProgramData\sysmanager_v11_dev\CoordinatorDebug.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4584
        • C:\Users\Admin\AppData\Local\sysmanager_v11_dev\YBFIVODOXDSYY\Installer_28MB.exe
          C:\Users\Admin\AppData\Local\sysmanager_v11_dev\YBFIVODOXDSYY\Installer_28MB.exe
          4⤵
          • Executes dropped EXE
          PID:576
        • C:\Users\Admin\AppData\Local\Temp\SpeInterface86.exe
          C:\Users\Admin\AppData\Local\Temp\SpeInterface86.exe
          4⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:2208
        • C:\Users\Admin\AppData\Local\sysmanager_v11_dev\Chime.exe
          C:\Users\Admin\AppData\Local\sysmanager_v11_dev\Chime.exe
          4⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:5560
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:4528

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e579ffa.rbs

        • Path C:\Config.Msi\e579ffa.rbs
        • Size 9KB
        • SHA256 6ce5fa7ec212bdc86ac16bccc1c8af50a4616260e5f1205bf7badb44693f1fdd
        • MD5 SHA1 SHA512 SSDEEP

        AnyDataRecoverySDK.dll

        • Path C:\Users\Admin\AppData\Local\Obstacle\AnyDataRecoverySDK.dll
        • Size 3.8MB
        • SHA256 19f858210cc5d8e820ddced225b80df9aa60fc9a2c3610e07b7df4ceec0b886b
        • MD5 SHA1 SHA512 SSDEEP

        BugSplat64.dll

        • Path C:\Users\Admin\AppData\Local\Obstacle\BugSplat64.dll
        • Size 545KB
        • SHA256 8fe9be5391cef47155ba98879ec86747b9e5e31c5d1f18079fd389c52901b4b9
        • MD5 SHA1 SHA512 SSDEEP

        CoordinatorDebug.exe

        • Path C:\Users\Admin\AppData\Local\Obstacle\CoordinatorDebug.exe
        • Size 1.4MB
        • SHA256 43ddff4132840a1fabb723b327eac4d5b194827ce562fc862b361b7a95c60602
        • MD5 SHA1 SHA512 SSDEEP

        TSLogSDK.dll

        • Path C:\Users\Admin\AppData\Local\Obstacle\TSLogSDK.dll
        • Size 835KB
        • SHA256 2b545ccff34a3b351b2d8e065a475c70f36bdbb19f480a3f13e8b883d98f6b34
        • MD5 SHA1 SHA512 SSDEEP

        Thoongbour.oqe

        • Path C:\Users\Admin\AppData\Local\Obstacle\Thoongbour.oqe
        • Size 29.6MB
        • SHA256 f9dbcc90ea6810a107e6c6c9e0a67299541c593c7bb48fc789b3aadd8b9677a3
        • MD5 SHA1 SHA512 SSDEEP

        Thutdiengkrieg.pxo

        • Path C:\Users\Admin\AppData\Local\Obstacle\Thutdiengkrieg.pxo
        • Size 34KB
        • SHA256 6b3a4434a66008402b5d4d79658642ca49d72ed4bfcb96279416157eaa121368
        • MD5 SHA1 SHA512 SSDEEP

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Obstacle\VCRUNTIME140.dll
        • Size 90KB
        • SHA256 b490a65a7a23ab2387339f081b8f1d9665a13b03023dbb3bcafe016324857abe
        • MD5 SHA1 SHA512 SSDEEP

        lib_TSCommunication_sdk.dll

        • Path C:\Users\Admin\AppData\Local\Obstacle\lib_TSCommunication_sdk.dll
        • Size 1.1MB
        • SHA256 80f9a85f85792873ba6a89818d203ee08523d5f51a5efd2436f2d0538e25ebd5
        • MD5 SHA1 SHA512 SSDEEP

        zlibwapi.dll

        • Path C:\Users\Admin\AppData\Local\Obstacle\zlibwapi.dll
        • Size 129KB
        • SHA256 f76c0e6779655910b3da012a01a09e08ad64f9905ff3e8d2ac7bdf06788f91ff
        • MD5 SHA1 SHA512 SSDEEP

        308B43C.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\308B43C.tmp
        • Size 30.6MB
        • SHA256 51d9101c91b480eb13ebac4de74a96aefb24044ad41c8c39a557d6f0b125cb9a
        • MD5 SHA1 SHA512 SSDEEP

        308B43C.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\308B43C.tmp
        • Size 30.6MB
        • SHA256 972f508244739cc79db69a0e850336faa2cf070944026118f8115d88dc33d863
        • MD5 SHA1 SHA512 SSDEEP

        77CE2F0.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\77CE2F0.tmp
        • Size 40B
        • SHA256 34687abb30cff421cf2215871b5ee50836dce321cc2babeb252f8ef757ac4e73
        • MD5 SHA1 SHA512

        SpeInterface86.exe

        • Path C:\Users\Admin\AppData\Local\Temp\SpeInterface86.exe
        • Size 1.2MB
        • SHA256 6cff594e416259a78016920ba7a6e2ab37ea07e947e58cdeb5f85f537e0eb137
        • MD5 SHA1 SHA512 SSDEEP

        Chime.exe

        • Path C:\Users\Admin\AppData\Local\sysmanager_v11_dev\Chime.exe
        • Size 619KB
        • SHA256 adb8347dfa1b1df1ca2211fe4d7e82f27ced939f1bf3d52548e52bc9e23fc52c
        • MD5 SHA1 SHA512 SSDEEP

        Installer_28MB.exe

        • Path C:\Users\Admin\AppData\Local\sysmanager_v11_dev\YBFIVODOXDSYY\Installer_28MB.exe
        • Size 28.0MB
        • SHA256 2de677a17908a7184343129317d7cc98e3f4734f38098fa25f89bb8773814322
        • MD5 SHA1 SHA512 SSDEEP

        e579ff9.msi

        • Path C:\Windows\Installer\e579ff9.msi
        • Size 32.1MB
        • SHA256 ec9a9dbe295a2d36ee807934a1acdd00fb7de1befa3bdda7cae45d3d659dff1a
        • MD5 SHA1 SHA512 SSDEEP

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 24.6MB
        • SHA256 b546dc626df7c47fbe2b15c65eb7ca96aab7f9ccf83a2faab6ba541c629ed5ad
        • MD5 SHA1 SHA512 SSDEEP

        {39bc79e2-dabf-47a7-a6c9-a3a72936e676}_OnDiskSnapshotProp

        • Path \??\Volume{013a29fe-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{39bc79e2-dabf-47a7-a6c9-a3a72936e676}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 bb98cd3e223bf0d1163a8416fad878a856de92dd0661bf9188ff1fc7ee0d22dd
        • MD5 SHA1 SHA512 SSDEEP

        memory/2208-97-0x0000000075B70000-0x0000000075DC2000-memory.dmp

        memory/2208-91-0x00007FF800020000-0x00007FF800229000-memory.dmp

        memory/2208-92-0x0000000000B20000-0x0000000000BC0000-memory.dmp

        memory/2208-93-0x0000000005270000-0x0000000005670000-memory.dmp

        memory/2208-94-0x0000000005270000-0x0000000005670000-memory.dmp

        memory/2208-98-0x0000000000B20000-0x0000000000BC0000-memory.dmp

        memory/2208-86-0x0000000000B20000-0x0000000000BC0000-memory.dmp

        memory/2316-45-0x00007FFFEDDA0000-0x00007FFFEDEAA000-memory.dmp

        memory/4584-72-0x00007FFFEDDA0000-0x00007FFFEDEAA000-memory.dmp

        memory/4584-80-0x00007FFFEDDA0000-0x00007FFFEDEAA000-memory.dmp

        memory/4584-74-0x00007FFFEDDA0000-0x00007FFFEDEAA000-memory.dmp

        memory/5560-107-0x00007FF800020000-0x00007FF800229000-memory.dmp