Analysis

  • max time kernel
    137s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2022 17:48

General

  • Target

    e47dd4e61d7441fd7b9f1ad21dc1aafd9c03fdeb84db7a230c59b90d98a2841f.exe

  • Size

    220KB

  • MD5

    3c4ad80c08ca13e19308dbf421c6b585

  • SHA1

    42ca75cbc3eab8f25dd728e712127937152dd8dc

  • SHA256

    e47dd4e61d7441fd7b9f1ad21dc1aafd9c03fdeb84db7a230c59b90d98a2841f

  • SHA512

    247b541426b468acbd0d46a75623a8f877a4fab995b6aefb185fed8b54008adec69c03935d683f09eb427d0960f12ed34737368d6d7d7952388439ceb9c4c8d0

  • SSDEEP

    3072:eYitMoL4KcNSN8VbOyswkUHwH90WjsowfBQpCx+ZdI+bKWvg9mf4SiNPg1p:eH3L4KwcH90WjFsBYC4ZdIovmI

Malware Config

Signatures

  • CryptOne packer 10 IoCs

    Detects CryptOne packer defined in NCC blogpost.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e47dd4e61d7441fd7b9f1ad21dc1aafd9c03fdeb84db7a230c59b90d98a2841f.exe
    "C:\Users\Admin\AppData\Local\Temp\e47dd4e61d7441fd7b9f1ad21dc1aafd9c03fdeb84db7a230c59b90d98a2841f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1536
    • C:\Users\Admin\AppData\Local\Temp\e47dd4e61d7441fd7b9f1ad21dc1aafd9c03fdeb84db7a230c59b90d98a2841f.exe
      "C:\Users\Admin\AppData\Local\Temp\e47dd4e61d7441fd7b9f1ad21dc1aafd9c03fdeb84db7a230c59b90d98a2841f.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\calc.exe
        "C:\Windows\SysWOW64\calc.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1472
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Windows\SysWOW64\svchost.exe"
        3⤵
        • Adds Run key to start application
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1480
        • C:\Windows\SysWOW64\mspaint.exe
          "C:\Windows\SysWOW64\mspaint.exe"
          4⤵
          • Adds Run key to start application
          • Enumerates connected drives
          • Suspicious use of AdjustPrivilegeToken
          PID:472
      • C:\Users\Admin\AppData\Local\Temp\e47dd4e61d7441fd7b9f1ad21dc1aafd9c03fdeb84db7a230c59b90d98a2841f.exe
        "C:\Users\Admin\AppData\Local\Temp\e47dd4e61d7441fd7b9f1ad21dc1aafd9c03fdeb84db7a230c59b90d98a2841f.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1940

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/472-78-0x0000000000000000-mapping.dmp
  • memory/472-346-0x00000000007B0000-0x00000000007FE000-memory.dmp
    Filesize

    312KB

  • memory/472-177-0x00000000007B0000-0x00000000007FE000-memory.dmp
    Filesize

    312KB

  • memory/472-123-0x00000000007B0000-0x00000000007FE000-memory.dmp
    Filesize

    312KB

  • memory/472-93-0x00000000006E0000-0x0000000000709000-memory.dmp
    Filesize

    164KB

  • memory/472-84-0x00000000006E0000-0x0000000000709000-memory.dmp
    Filesize

    164KB

  • memory/472-83-0x00000000006E0000-0x0000000000709000-memory.dmp
    Filesize

    164KB

  • memory/472-82-0x00000000006E0000-0x0000000000709000-memory.dmp
    Filesize

    164KB

  • memory/472-81-0x00000000006E0000-0x0000000000709000-memory.dmp
    Filesize

    164KB

  • memory/472-80-0x0000000000031000-0x0000000000033000-memory.dmp
    Filesize

    8KB

  • memory/1472-116-0x00000000003B0000-0x00000000003FE000-memory.dmp
    Filesize

    312KB

  • memory/1472-73-0x0000000000000000-mapping.dmp
  • memory/1472-111-0x00000000003B0000-0x00000000003FE000-memory.dmp
    Filesize

    312KB

  • memory/1472-69-0x0000000000080000-0x0000000000082000-memory.dmp
    Filesize

    8KB

  • memory/1472-107-0x00000000003B0000-0x00000000003FE000-memory.dmp
    Filesize

    312KB

  • memory/1472-122-0x00000000003B0000-0x00000000003FE000-memory.dmp
    Filesize

    312KB

  • memory/1472-129-0x00000000003B0000-0x00000000003FE000-memory.dmp
    Filesize

    312KB

  • memory/1472-169-0x00000000003B0000-0x00000000003FE000-memory.dmp
    Filesize

    312KB

  • memory/1472-344-0x00000000003B0000-0x00000000003FE000-memory.dmp
    Filesize

    312KB

  • memory/1472-91-0x0000000000080000-0x0000000000082000-memory.dmp
    Filesize

    8KB

  • memory/1480-89-0x00000000000D0000-0x00000000000F9000-memory.dmp
    Filesize

    164KB

  • memory/1480-174-0x0000000000170000-0x00000000001BE000-memory.dmp
    Filesize

    312KB

  • memory/1480-345-0x0000000000170000-0x00000000001BE000-memory.dmp
    Filesize

    312KB

  • memory/1480-124-0x0000000000170000-0x00000000001BE000-memory.dmp
    Filesize

    312KB

  • memory/1480-117-0x0000000000170000-0x00000000001BE000-memory.dmp
    Filesize

    312KB

  • memory/1480-72-0x0000000000000000-mapping.dmp
  • memory/1480-113-0x0000000000170000-0x00000000001BE000-memory.dmp
    Filesize

    312KB

  • memory/1536-65-0x0000000000250000-0x0000000000264000-memory.dmp
    Filesize

    80KB

  • memory/1612-62-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1612-63-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1612-64-0x0000000000404BF0-mapping.dmp
  • memory/1612-57-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1612-67-0x0000000075681000-0x0000000075683000-memory.dmp
    Filesize

    8KB

  • memory/1612-60-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1612-87-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1612-55-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1612-54-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1612-59-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1940-86-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1940-103-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1940-128-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1940-102-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1940-99-0x0000000000410910-mapping.dmp
  • memory/1940-98-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1940-96-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1940-94-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1940-90-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1940-85-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB