Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 02:31

General

  • Target

    c3c524cc782fa892b12aa6840615cf1e55f9fd41e09bb7bf60c30acfbc651fba.exe

  • Size

    2.4MB

  • MD5

    2264205b3448647965c774f6d939f4a3

  • SHA1

    6c52e8f804aeca1c3989ca30f738efd5334832f4

  • SHA256

    c3c524cc782fa892b12aa6840615cf1e55f9fd41e09bb7bf60c30acfbc651fba

  • SHA512

    3734a4766557f928bac7082fced1336cf6d4aa5d3d0e50808a3dcd3de06cb1a2ec562b5fa3ffa7cd2323b7c67aeaf44757da7c7355eec35d5fae17ff441f40af

  • SSDEEP

    49152:Sz0TPaUAq+64bc31+SYDbDuWz817zQsxzf0QAM0finTfpYQUJFXms1:SMPot64mcSYD3uWknbd0QZ06nTKQUJln

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 7 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c3c524cc782fa892b12aa6840615cf1e55f9fd41e09bb7bf60c30acfbc651fba.exe
    "C:\Users\Admin\AppData\Local\Temp\c3c524cc782fa892b12aa6840615cf1e55f9fd41e09bb7bf60c30acfbc651fba.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsf5FE4.tmp\SkinBtn.dll

    Filesize

    4KB

    MD5

    469a269cb39bbdcd1b0c87ad7f1671d6

    SHA1

    b4a1d87f72284d2cb9c9da6ba630f1bd04f583cf

    SHA256

    348edf909ff64071e76f935aa664ebbc08fb17a5d96434930e573dd1005ff27c

    SHA512

    b74e0b3c573fab6d12ee839ada1e1928cf3b337b9af3604ccb5caf393a5fc1d60229e0338cd0c629260d29f27f57e9578b939a1a0fab67cbb5f0e0d32595e344

  • C:\Users\Admin\AppData\Local\Temp\nsf5FE4.tmp\System.dll

    Filesize

    11KB

    MD5

    00a0194c20ee912257df53bfe258ee4a

    SHA1

    d7b4e319bc5119024690dc8230b9cc919b1b86b2

    SHA256

    dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

    SHA512

    3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

  • C:\Users\Admin\AppData\Local\Temp\nsf5FE4.tmp\WndProc.dll

    Filesize

    3KB

    MD5

    f0cb331dd4bd92a6ebce45e7cd1cf5ef

    SHA1

    b66ea0c10b08750295f2dc7c170b370402393214

    SHA256

    e7b3115fa2ce4a8fa09beeefa4fb634a474197f38a2854ce9be60d0a26016458

    SHA512

    7c33418f39b91ae0d4cc8b560f516bac293593eef539832815028878c2058bf1691c2d767a039cf312989839071f2f6f0b6d9d59835acdfff6b448bf1ffea271

  • C:\Users\Admin\AppData\Local\Temp\nsf5FE4.tmp\nsDialogs.dll

    Filesize

    14KB

    MD5

    dab87894fbe35c7008be708a3d45bdee

    SHA1

    1159d2d106a1a2525458131013582b01a5807267

    SHA256

    12e30c084e0f07a00e45b9f8c5a1e77991195951ed1b2b391f425ee1d1dc5bb9

    SHA512

    7b6176f112a69b81f13e14f0aa0bc69968c4056ee6a92987250c2dd3297b4258b43dcae3a36aeeac22c6cf1d1919e94873b6c8dd7f2847e735bfe811c83d9147

  • memory/4340-72-0x00000000048D0000-0x00000000048D1000-memory.dmp

    Filesize

    4KB

  • memory/4340-105-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-9-0x00000000048B0000-0x00000000048B1000-memory.dmp

    Filesize

    4KB

  • memory/4340-16-0x0000000004930000-0x0000000004931000-memory.dmp

    Filesize

    4KB

  • memory/4340-34-0x0000000004860000-0x0000000004861000-memory.dmp

    Filesize

    4KB

  • memory/4340-19-0x0000000004880000-0x0000000004881000-memory.dmp

    Filesize

    4KB

  • memory/4340-0-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-4-0x0000000004890000-0x0000000004891000-memory.dmp

    Filesize

    4KB

  • memory/4340-59-0x00000000049D0000-0x00000000049D1000-memory.dmp

    Filesize

    4KB

  • memory/4340-60-0x00000000049A0000-0x00000000049A1000-memory.dmp

    Filesize

    4KB

  • memory/4340-3-0x0000000004870000-0x0000000004871000-memory.dmp

    Filesize

    4KB

  • memory/4340-45-0x00000000049C0000-0x00000000049C1000-memory.dmp

    Filesize

    4KB

  • memory/4340-61-0x0000000004980000-0x0000000004981000-memory.dmp

    Filesize

    4KB

  • memory/4340-62-0x0000000004970000-0x0000000004971000-memory.dmp

    Filesize

    4KB

  • memory/4340-63-0x0000000004920000-0x0000000004921000-memory.dmp

    Filesize

    4KB

  • memory/4340-64-0x00000000048E0000-0x00000000048E1000-memory.dmp

    Filesize

    4KB

  • memory/4340-65-0x0000000004990000-0x0000000004991000-memory.dmp

    Filesize

    4KB

  • memory/4340-78-0x0000000006400000-0x0000000006401000-memory.dmp

    Filesize

    4KB

  • memory/4340-42-0x0000000004960000-0x0000000004961000-memory.dmp

    Filesize

    4KB

  • memory/4340-5-0x00000000048A0000-0x00000000048A1000-memory.dmp

    Filesize

    4KB

  • memory/4340-2-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-1-0x0000000077BC4000-0x0000000077BC6000-memory.dmp

    Filesize

    8KB

  • memory/4340-93-0x0000000004940000-0x0000000004941000-memory.dmp

    Filesize

    4KB

  • memory/4340-94-0x00000000048F0000-0x00000000048F1000-memory.dmp

    Filesize

    4KB

  • memory/4340-95-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-96-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-97-0x0000000005460000-0x0000000005466000-memory.dmp

    Filesize

    24KB

  • memory/4340-98-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-99-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-100-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-101-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-102-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-103-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-104-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-77-0x0000000005460000-0x0000000005466000-memory.dmp

    Filesize

    24KB

  • memory/4340-106-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-107-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-108-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-109-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB

  • memory/4340-110-0x0000000000400000-0x0000000000767000-memory.dmp

    Filesize

    3.4MB