Analysis

  • max time kernel
    52s
  • max time network
    148s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    07/02/2023, 19:31

General

  • Target

    REJ_1766.iso

  • Size

    1.8MB

  • MD5

    eae82604cdf160321c582cd5a908c327

  • SHA1

    8943e5784357636100b5a159ac2ad74462438043

  • SHA256

    e83f3cc3c6d29d98bc445ddebb6f3cfdc4ade9f67090cec983fdde191f681b03

  • SHA512

    aa385907aa3d20a2da08a9043cac78a2975dc98042b084c2dec2c205022a9c8002d0321d36736231eb09f56071ebe37e28fb56cc335dff1e58e149e108798f40

  • SSDEEP

    24576:hwvwKs+2gUXd2F9pZ6gGxxuFZ9HpuKt5VIWZypPsHycDizFitRCFvgx1WZXJM5Tr:hwvwJ+2gOYNWuFZ9JAEHNWFOWvgD+5M

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

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

  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\REJ_1766.iso
    1⤵
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:3804
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs -s DsmSvc
    1⤵
    • Checks SCSI registry key(s)
    • Modifies data under HKEY_USERS
    PID:1736

Network

MITRE ATT&CK Enterprise v6

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Downloads