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Resubmissions

09/04/2024, 13:53

240409-q7av3sca71 10

09/04/2024, 13:53

240409-q699jsgg35 10

09/04/2024, 13:53

240409-q69ysaca7z 10

09/04/2024, 13:53

240409-q69m1sca7y 10

02/12/2023, 07:46

231202-jmdmxaaf8t 10

Analysis

  • max time kernel
    601s
  • max time network
    454s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/04/2024, 13:53

General

  • Target

    caca493c10d47df328c029a270165a21afa50b350ec4f3dd3a6ea72ef2c54823.exe

  • Size

    301KB

  • MD5

    d976e27be52536c60076fe9a3a646ad1

  • SHA1

    9db98366d212bcd7e3926acb6505c45020604c61

  • SHA256

    caca493c10d47df328c029a270165a21afa50b350ec4f3dd3a6ea72ef2c54823

  • SHA512

    9a44b70bd35a1467c0af014fa13f7ade42b708928511dced8c4ad6f0813e46e9bd5897d476b9ba3c09972bcb757648925453396796f515aaf03ebff651c3985e

  • SSDEEP

    3072:uNg1miw2R2eRVMvRz3jYziACBbFvfy4zoV25kGpYUX35U:qMRnVGDiiJRFMAK

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://onualituyrs.org/

http://sumagulituyo.org/

http://snukerukeutit.org/

http://lightseinsteniki.org/

http://liuliuoumumy.org/

http://stualialuyastrelia.net/

http://kumbuyartyty.net/

http://criogetikfenbut.org/

http://tonimiuyaytre.org/

http://tyiuiunuewqy.org/

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 4 IoCs
  • Suspicious use of UnmapMainImage 1 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\caca493c10d47df328c029a270165a21afa50b350ec4f3dd3a6ea72ef2c54823.exe
    "C:\Users\Admin\AppData\Local\Temp\caca493c10d47df328c029a270165a21afa50b350ec4f3dd3a6ea72ef2c54823.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4416
  • C:\Users\Admin\AppData\Roaming\ecgajef
    C:\Users\Admin\AppData\Roaming\ecgajef
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:2136

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    301KB

    MD5

    d976e27be52536c60076fe9a3a646ad1

    SHA1

    9db98366d212bcd7e3926acb6505c45020604c61

    SHA256

    caca493c10d47df328c029a270165a21afa50b350ec4f3dd3a6ea72ef2c54823

    SHA512

    9a44b70bd35a1467c0af014fa13f7ade42b708928511dced8c4ad6f0813e46e9bd5897d476b9ba3c09972bcb757648925453396796f515aaf03ebff651c3985e

  • memory/2136-16-0x0000000002B80000-0x0000000002C80000-memory.dmp

    Filesize

    1024KB

  • memory/2136-17-0x0000000000400000-0x0000000002AC1000-memory.dmp

    Filesize

    38.8MB

  • memory/2136-21-0x0000000000400000-0x0000000002AC1000-memory.dmp

    Filesize

    38.8MB

  • memory/3332-4-0x0000000003320000-0x0000000003336000-memory.dmp

    Filesize

    88KB

  • memory/3332-18-0x0000000003020000-0x0000000003036000-memory.dmp

    Filesize

    88KB

  • memory/4416-1-0x0000000002E30000-0x0000000002F30000-memory.dmp

    Filesize

    1024KB

  • memory/4416-2-0x0000000002D70000-0x0000000002D7B000-memory.dmp

    Filesize

    44KB

  • memory/4416-3-0x0000000000400000-0x0000000002AC1000-memory.dmp

    Filesize

    38.8MB

  • memory/4416-5-0x0000000000400000-0x0000000002AC1000-memory.dmp

    Filesize

    38.8MB

  • memory/4416-9-0x0000000002D70000-0x0000000002D7B000-memory.dmp

    Filesize

    44KB