Analysis

  • max time kernel
    153s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 09:04

General

  • Target

    ea4d6467823685c440bd597507511c41b94c9d5903d14d4ea198f666032314d2.exe

  • Size

    168KB

  • MD5

    5ca217a200f8b18365d41e1c6536f929

  • SHA1

    9e6a9dc8cb4c7f9eb433f6c930388225acb516ca

  • SHA256

    ea4d6467823685c440bd597507511c41b94c9d5903d14d4ea198f666032314d2

  • SHA512

    6b6a25d885a23155756446fe9e9458c4a73adeb750bfefa46e955f913e0821e5f0fd7da63253eb0d01f9e60858a776422a9c582c9b09ad19f7777428daf14a36

  • SSDEEP

    3072:DK5Q3FoscbwKMD07DeDrVBRpg5lFknZqOIJ8z:DWGFOMF07DeD9pg5lFmwOIJ8

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea4d6467823685c440bd597507511c41b94c9d5903d14d4ea198f666032314d2.exe
    "C:\Users\Admin\AppData\Local\Temp\ea4d6467823685c440bd597507511c41b94c9d5903d14d4ea198f666032314d2.exe"
    1⤵
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Users\Admin\AppData\Local\Temp\servicesc.exe
      C:\Users\Admin\AppData\Local\Temp\servicesc.exe ea4d6467823685c440bd597507511c41b94c9d5903d14d4ea198f666032314d2.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1440
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x184
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:836

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\servicesc.exe

    Filesize

    32KB

    MD5

    d542fd20caac2c34bbec498c05b0d828

    SHA1

    5deb07503e212e23e1f6d23b7fd93289da20061f

    SHA256

    d74fca83e5cf20d9081e099a12e9c70d8c6ecaf52f4ec2963246353dc447b666

    SHA512

    0e853a822008229b81a89ebc80d0d7beef08c45471cf4a2d6eb12aa1e19d56c96b6f7ae18f49cc2c317941b2a1c18be6211e8447b22eb5498dbcd17a8ea5c78b

  • \Users\Admin\AppData\Local\Temp\servicesc.exe

    Filesize

    32KB

    MD5

    d542fd20caac2c34bbec498c05b0d828

    SHA1

    5deb07503e212e23e1f6d23b7fd93289da20061f

    SHA256

    d74fca83e5cf20d9081e099a12e9c70d8c6ecaf52f4ec2963246353dc447b666

    SHA512

    0e853a822008229b81a89ebc80d0d7beef08c45471cf4a2d6eb12aa1e19d56c96b6f7ae18f49cc2c317941b2a1c18be6211e8447b22eb5498dbcd17a8ea5c78b

  • \Users\Admin\AppData\Local\Temp\servicesc.exe

    Filesize

    32KB

    MD5

    d542fd20caac2c34bbec498c05b0d828

    SHA1

    5deb07503e212e23e1f6d23b7fd93289da20061f

    SHA256

    d74fca83e5cf20d9081e099a12e9c70d8c6ecaf52f4ec2963246353dc447b666

    SHA512

    0e853a822008229b81a89ebc80d0d7beef08c45471cf4a2d6eb12aa1e19d56c96b6f7ae18f49cc2c317941b2a1c18be6211e8447b22eb5498dbcd17a8ea5c78b

  • memory/1440-59-0x0000000000000000-mapping.dmp

  • memory/2020-56-0x0000000075C21000-0x0000000075C23000-memory.dmp

    Filesize

    8KB

  • memory/2020-63-0x0000000004251000-0x00000000050FD000-memory.dmp

    Filesize

    14.7MB