Resubmissions

22-07-2021 11:00

210722-m2kz6n4z42 3

22-07-2021 10:54

210722-8jxzhfgbvn 3

Analysis

  • max time kernel
    114s
  • max time network
    126s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    22-07-2021 11:00

Errors

Reason
Remote task has failed: Machine shutdown

General

  • Target

    CARGO ARRIVAL.lzh.rar

  • Size

    467KB

  • MD5

    ded00ce5f2d97d2c052322e83c814d20

  • SHA1

    653cbc3dcfd352a478850dc8f05080e219a2655a

  • SHA256

    a0c5b8f728ee17e96b5e49b9ba5de873331dda3f5751efc0665d22b3491c6139

  • SHA512

    81b485312c966fc00f70cb7ba3acd732fe9cdf9029afc45963a190f1ce306e52f7a74e31eb957b90d6a9b3ada579590929436db9e4eb7ea88c74d5fe2bd9dcb7

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 15 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 28 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\CARGO ARRIVAL.lzh.rar"
    1⤵
    • Modifies registry class
    PID:4652
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4964
    • C:\Program Files\7-Zip\7z.exe
      "C:\Program Files\7-Zip\7z.exe" "C:\Users\Admin\AppData\Local\Temp\CARGO ARRIVAL.lzh.rar"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:632
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0 /state0:0xa3ad4855 /state1:0x41c64e6d
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:2620

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • memory/632-114-0x0000000000000000-mapping.dmp