Analysis

  • max time kernel
    154s
  • max time network
    189s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 12:29

General

  • Target

    01d71690f19a4fd8121f03288e7591899bb3480ea09e3a993348097f980b5a34.exe

  • Size

    625KB

  • MD5

    38650e76e9d023ff90f3fcc92d455a11

  • SHA1

    325839130e3a6eb9ccb48486040ba4b42ca4de62

  • SHA256

    01d71690f19a4fd8121f03288e7591899bb3480ea09e3a993348097f980b5a34

  • SHA512

    84477b3a28d40f132e465e259d6af58c05556c40b37a221306ca634b1b0c774a704b951ce4057ff7e585c523b19239e0b0c7ec5e982dc2c31afca93041d93df1

  • SSDEEP

    12288:hg+gjjwmSK3ALgXgxvFDyfD1XBxzHMT0jZOJk7j4epPfArQyX0kZ2GEV4gB4IjYi:CjjwS3UW0NKhXLNjZzTPIrQu0kZCV4gr

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\01d71690f19a4fd8121f03288e7591899bb3480ea09e3a993348097f980b5a34.exe
    "C:\Users\Admin\AppData\Local\Temp\01d71690f19a4fd8121f03288e7591899bb3480ea09e3a993348097f980b5a34.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5048
    • C:\Users\Admin\AppData\Local\Temp\n9322\s9322.exe
      "C:\Users\Admin\AppData\Local\Temp\n9322\s9322.exe" d4852fbe343e10163f55bcdc13zkrxdbzSiBx1P/qpkJ8LQ30DYZOwmRqWH8CGDOMd1mYMUjjCkRN5LMf7eM4dL5dNeVlxQ4Vu3+G6eBjx6J6I+fATMh/trMxkLipwrGW3qLKoyDHPBePTC3ZjWFQEP6KihgnNMywUq2tth+43sZyNWYuWpIEwqZwGvH0II= /v "C:\Users\Admin\AppData\Local\Temp\01d71690f19a4fd8121f03288e7591899bb3480ea09e3a993348097f980b5a34.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2092

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n9322\s9322.exe

    Filesize

    350KB

    MD5

    54394ba7de5b2c5e3df92557ea95f014

    SHA1

    47a99735e089139495643c9027effcb6b1fc5504

    SHA256

    339f7dd54a1e07bfcabb5749047ef4ab615462213f5baaa62fb690c894bef1eb

    SHA512

    45928ffec4f1bf9a86469bb54f83ba6fdcd275ef9826bd923e890fce83d7a8f975c309bda4849d3f2d066ea458f23fa8e6aefe26be5e874249712462ecd69660

  • C:\Users\Admin\AppData\Local\Temp\n9322\s9322.exe

    Filesize

    350KB

    MD5

    54394ba7de5b2c5e3df92557ea95f014

    SHA1

    47a99735e089139495643c9027effcb6b1fc5504

    SHA256

    339f7dd54a1e07bfcabb5749047ef4ab615462213f5baaa62fb690c894bef1eb

    SHA512

    45928ffec4f1bf9a86469bb54f83ba6fdcd275ef9826bd923e890fce83d7a8f975c309bda4849d3f2d066ea458f23fa8e6aefe26be5e874249712462ecd69660

  • memory/2092-135-0x00007FFC98300000-0x00007FFC98D36000-memory.dmp

    Filesize

    10.2MB

  • memory/2092-136-0x00000000009AA000-0x00000000009AF000-memory.dmp

    Filesize

    20KB

  • memory/2092-137-0x00000000009AA000-0x00000000009AF000-memory.dmp

    Filesize

    20KB