Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    31-05-2024 17:06

General

  • Target

    Set.exe

  • Size

    1.9MB

  • MD5

    8baf775e6405ac5d6fb0a1a415909014

  • SHA1

    a315a3bf0604464122a852be17dc8b809c5db6fb

  • SHA256

    23f05a44b97ab0dae4b7820c9e01fadce31021d4d3826fb646aa2000ca2701d8

  • SHA512

    8dedee40d23df25a68a5243ede2d5ab4ba6160842b8701c22a8f4f5c0355cdb1c53bc2f58fe01345b768fb055694d8000bef2831e958fa7b95e71c5ccdbc1b23

  • SSDEEP

    49152:KZzWW4JggWeGlE094XpVXSBbgEahkRhP7e99RrAMsgiXN:sWW4JggWJEc42BFag8LgNN

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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Set.exe
    "C:\Users\Admin\AppData\Local\Temp\Set.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:2736

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Command and Control

Web Service

1
T1102

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357
    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    249b15edd777530fa0ce28caea4ac5ee

    SHA1

    56434f565cf3142856dd13c2a2f03bee41e496ea

    SHA256

    0c75bd1eec103a4e73a6a3f32adf40b1ce0a698215b45d5e214daa3200d88027

    SHA512

    0c1732b88467efb92182bc08d0a8553a54bb521eedd1ca0d356f4755a85668ea312d5af5bd26d4fca43ccac19e3b91d1019570a94cb15f7f16841fbf1e687ff7

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
    Filesize

    242B

    MD5

    a015e44b1035b3089a047a46b1ce70ef

    SHA1

    da37bee0c64f9384370a5b41b5e63626b44287ab

    SHA256

    926c33b7f4f798ad446367dd3f7889e13bb207014101fe931edeb4498840888e

    SHA512

    7023869a3daf14d1d758686dabe977f96eff0627474a214839adef7e433f894a6706e6e2edc06a09836a9714eaafba24d459618c7cbd4c39b9d5ae458971bc4a

  • C:\Users\Admin\AppData\Local\Temp\Tar1579.tmp
    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2736-6-0x0000000009290000-0x0000000009291000-memory.dmp
    Filesize

    4KB

  • memory/2736-1-0x0000000077790000-0x0000000077792000-memory.dmp
    Filesize

    8KB

  • memory/2736-7-0x00000000092C0000-0x00000000092C1000-memory.dmp
    Filesize

    4KB

  • memory/2736-0-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-5-0x0000000009250000-0x0000000009251000-memory.dmp
    Filesize

    4KB

  • memory/2736-4-0x00000000092E0000-0x00000000092E1000-memory.dmp
    Filesize

    4KB

  • memory/2736-3-0x0000000008D80000-0x0000000008D81000-memory.dmp
    Filesize

    4KB

  • memory/2736-2-0x00000000092A0000-0x00000000092A1000-memory.dmp
    Filesize

    4KB

  • memory/2736-13-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-14-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-15-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-9-0x0000000008D90000-0x0000000008D91000-memory.dmp
    Filesize

    4KB

  • memory/2736-10-0x0000000009230000-0x0000000009231000-memory.dmp
    Filesize

    4KB

  • memory/2736-11-0x0000000009260000-0x0000000009261000-memory.dmp
    Filesize

    4KB

  • memory/2736-12-0x0000000000401000-0x000000000045D000-memory.dmp
    Filesize

    368KB

  • memory/2736-8-0x0000000009240000-0x0000000009241000-memory.dmp
    Filesize

    4KB

  • memory/2736-102-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-103-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-105-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-104-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-106-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-107-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-173-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-174-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-175-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-176-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-177-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-178-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-179-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB

  • memory/2736-184-0x0000000000400000-0x00000000008AC000-memory.dmp
    Filesize

    4.7MB