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Resubmissions

25/04/2024, 18:41

240425-xbtfwade97 10

23/02/2024, 00:25

240223-aqsrkahd35 10

22/02/2024, 20:52

240222-znqxmafa7x 10

22/02/2024, 17:28

240222-v17zfsdd86 10

22/02/2024, 17:13

240222-vrss6sdc92 10

22/02/2024, 17:01

240222-vjm8qadc33 10

22/02/2024, 15:57

240222-ted9ksce55 10

Analysis

  • max time kernel
    300s
  • max time network
    273s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/02/2024, 17:28

General

  • Target

    6958ACC382E71103A0B83D20BBBB37D2.exe

  • Size

    232KB

  • MD5

    6958acc382e71103a0b83d20bbbb37d2

  • SHA1

    65bf64dfcabf7bc83e47ffc4360cda022d4dab34

  • SHA256

    078f586ebb8a22305540fb5982b2521f1b82e4317f286e13bab680fff0a9d164

  • SHA512

    ebfa8b6986630b3502409d38cdff54881e4bce48511c7ba4f027345296c29708112c19ec6c9181c4b0188fa1f5cbe17b3c5d44dc07f33858323c677ef9caaeae

  • SSDEEP

    3072:FdfbYSFlTBL/A9OYh6++4hY7gfv9yPQxAVUmZAzsqvj1letKv/jbNRKCnrQbW:PbYSFH/AYYh9vERVUmSAQj1la9

Malware Config

Extracted

Family

smokeloader

Botnet

tfd5

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • 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: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\6958ACC382E71103A0B83D20BBBB37D2.exe
    "C:\Users\Admin\AppData\Local\Temp\6958ACC382E71103A0B83D20BBBB37D2.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2140
  • C:\Users\Admin\AppData\Roaming\sjgugdv
    C:\Users\Admin\AppData\Roaming\sjgugdv
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:2496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\sjgugdv

    Filesize

    232KB

    MD5

    6958acc382e71103a0b83d20bbbb37d2

    SHA1

    65bf64dfcabf7bc83e47ffc4360cda022d4dab34

    SHA256

    078f586ebb8a22305540fb5982b2521f1b82e4317f286e13bab680fff0a9d164

    SHA512

    ebfa8b6986630b3502409d38cdff54881e4bce48511c7ba4f027345296c29708112c19ec6c9181c4b0188fa1f5cbe17b3c5d44dc07f33858323c677ef9caaeae

  • memory/2140-1-0x0000000000700000-0x0000000000800000-memory.dmp

    Filesize

    1024KB

  • memory/2140-2-0x00000000006F0000-0x00000000006FB000-memory.dmp

    Filesize

    44KB

  • memory/2140-3-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2140-5-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2140-8-0x00000000006F0000-0x00000000006FB000-memory.dmp

    Filesize

    44KB

  • memory/2496-15-0x00000000004E0000-0x00000000005E0000-memory.dmp

    Filesize

    1024KB

  • memory/2496-16-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2496-20-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/3520-4-0x00000000008C0000-0x00000000008D6000-memory.dmp

    Filesize

    88KB

  • memory/3520-17-0x00000000008F0000-0x0000000000906000-memory.dmp

    Filesize

    88KB