Analysis

  • max time kernel
    203s
  • max time network
    219s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2022 23:56

General

  • Target

    2cd9d2b17a9a5914ab23d81d475dee02ab4cb547f9edc0d39beab296c41bfb82.exe

  • Size

    139KB

  • MD5

    af07c487ad31660630153d8c98906c4f

  • SHA1

    714b3760cbf19be5f0ffc406c1a1b4494b62a11b

  • SHA256

    2cd9d2b17a9a5914ab23d81d475dee02ab4cb547f9edc0d39beab296c41bfb82

  • SHA512

    a333ed7802ced5b32c7c7217c7ea6fb38db847e51828dd290d7aa2f3c394b2c2de646542bd3f74274245cda689a3ba06d4328d633016763fa32e5b4b13db55c7

  • SSDEEP

    1536:4pu4YL8U2VMD+smbr5lxzqcTLmbfdgyiwXfwS1Vz3qaZATrsM7q0gJFOkyPFNlT1:OTQqr5ojVPwS/3pZAP4XOkQ35fme

Malware Config

Signatures

  • Detects Smokeloader packer 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Executes dropped EXE 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2cd9d2b17a9a5914ab23d81d475dee02ab4cb547f9edc0d39beab296c41bfb82.exe
    "C:\Users\Admin\AppData\Local\Temp\2cd9d2b17a9a5914ab23d81d475dee02ab4cb547f9edc0d39beab296c41bfb82.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1888
  • C:\Users\Admin\AppData\Roaming\wciijes
    C:\Users\Admin\AppData\Roaming\wciijes
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:2016

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\wciijes
    Filesize

    139KB

    MD5

    af07c487ad31660630153d8c98906c4f

    SHA1

    714b3760cbf19be5f0ffc406c1a1b4494b62a11b

    SHA256

    2cd9d2b17a9a5914ab23d81d475dee02ab4cb547f9edc0d39beab296c41bfb82

    SHA512

    a333ed7802ced5b32c7c7217c7ea6fb38db847e51828dd290d7aa2f3c394b2c2de646542bd3f74274245cda689a3ba06d4328d633016763fa32e5b4b13db55c7

  • C:\Users\Admin\AppData\Roaming\wciijes
    Filesize

    139KB

    MD5

    af07c487ad31660630153d8c98906c4f

    SHA1

    714b3760cbf19be5f0ffc406c1a1b4494b62a11b

    SHA256

    2cd9d2b17a9a5914ab23d81d475dee02ab4cb547f9edc0d39beab296c41bfb82

    SHA512

    a333ed7802ced5b32c7c7217c7ea6fb38db847e51828dd290d7aa2f3c394b2c2de646542bd3f74274245cda689a3ba06d4328d633016763fa32e5b4b13db55c7

  • memory/1888-132-0x00000000007BD000-0x00000000007CE000-memory.dmp
    Filesize

    68KB

  • memory/1888-133-0x0000000002050000-0x0000000002059000-memory.dmp
    Filesize

    36KB

  • memory/1888-134-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/1888-135-0x00000000007BD000-0x00000000007CE000-memory.dmp
    Filesize

    68KB

  • memory/1888-136-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/2016-139-0x000000000067D000-0x000000000068E000-memory.dmp
    Filesize

    68KB

  • memory/2016-140-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/2016-141-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB