Analysis

  • max time kernel
    164s
  • max time network
    175s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 16:50

General

  • Target

    1aaee3caabfceecbd5c25caa4a1c3d5d7517f0b5b252d2e59367d1aadb400f61.exe

  • Size

    258KB

  • MD5

    d97d7777cc2dbf94761a741f98562ce1

  • SHA1

    f142ed9523eb296f616b15434a72998c22048357

  • SHA256

    1aaee3caabfceecbd5c25caa4a1c3d5d7517f0b5b252d2e59367d1aadb400f61

  • SHA512

    7a927eaaaf679c26981b9d7190000641a49d11395a2f57c23315a3e12fadc086fad2d67714ac19864eebc3ccbe00fb757432a16cc8e196e435c82de88da4d2eb

  • SSDEEP

    3072:awtEktkLPAy4SgHkDD3F+s0lBDN3CgxgjGPOWvn2AYd1IyzSF2f:ttqapHt/J3hxgjmjsDzSof

Malware Config

Signatures

  • CryptOne packer 12 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\1aaee3caabfceecbd5c25caa4a1c3d5d7517f0b5b252d2e59367d1aadb400f61.exe
    "C:\Users\Admin\AppData\Local\Temp\1aaee3caabfceecbd5c25caa4a1c3d5d7517f0b5b252d2e59367d1aadb400f61.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:904
    • C:\Users\Admin\AppData\Local\Temp\1aaee3caabfceecbd5c25caa4a1c3d5d7517f0b5b252d2e59367d1aadb400f61.exe
      "C:\Users\Admin\AppData\Local\Temp\1aaee3caabfceecbd5c25caa4a1c3d5d7517f0b5b252d2e59367d1aadb400f61.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:888
      • 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:2032
        • 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:1004
      • C:\Windows\SysWOW64\calc.exe
        "C:\Windows\SysWOW64\calc.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2036
      • C:\Users\Admin\AppData\Local\Temp\1aaee3caabfceecbd5c25caa4a1c3d5d7517f0b5b252d2e59367d1aadb400f61.exe
        "C:\Users\Admin\AppData\Local\Temp\1aaee3caabfceecbd5c25caa4a1c3d5d7517f0b5b252d2e59367d1aadb400f61.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1744

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/888-82-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/888-55-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/888-56-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/888-58-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/888-60-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/888-63-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/888-61-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/888-64-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/888-65-0x0000000000404BF0-mapping.dmp
  • memory/888-101-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/904-66-0x00000000003D0000-0x00000000003EA000-memory.dmp
    Filesize

    104KB

  • memory/904-54-0x0000000075021000-0x0000000075023000-memory.dmp
    Filesize

    8KB

  • memory/1004-85-0x00000000000E0000-0x0000000000109000-memory.dmp
    Filesize

    164KB

  • memory/1004-340-0x0000000000240000-0x000000000028E000-memory.dmp
    Filesize

    312KB

  • memory/1004-81-0x0000000000401000-0x0000000000403000-memory.dmp
    Filesize

    8KB

  • memory/1004-137-0x0000000000240000-0x000000000028E000-memory.dmp
    Filesize

    312KB

  • memory/1004-105-0x00000000000E0000-0x0000000000109000-memory.dmp
    Filesize

    164KB

  • memory/1004-84-0x00000000000E0000-0x0000000000109000-memory.dmp
    Filesize

    164KB

  • memory/1004-87-0x00000000000E0000-0x0000000000109000-memory.dmp
    Filesize

    164KB

  • memory/1004-122-0x0000000000240000-0x000000000028E000-memory.dmp
    Filesize

    312KB

  • memory/1004-88-0x00000000000E0000-0x0000000000109000-memory.dmp
    Filesize

    164KB

  • memory/1004-79-0x0000000000000000-mapping.dmp
  • memory/1744-89-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1744-126-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1744-92-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1744-94-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1744-96-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1744-98-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1744-99-0x0000000000410910-mapping.dmp
  • memory/1744-90-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1744-103-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1744-104-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/2032-119-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/2032-127-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/2032-113-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/2032-71-0x0000000000000000-mapping.dmp
  • memory/2032-83-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/2032-338-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/2032-240-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/2032-110-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/2036-128-0x00000000006A0000-0x00000000006EE000-memory.dmp
    Filesize

    312KB

  • memory/2036-133-0x00000000006A0000-0x00000000006EE000-memory.dmp
    Filesize

    312KB

  • memory/2036-75-0x0000000000000000-mapping.dmp
  • memory/2036-72-0x0000000000080000-0x0000000000082000-memory.dmp
    Filesize

    8KB

  • memory/2036-121-0x00000000006A0000-0x00000000006EE000-memory.dmp
    Filesize

    312KB

  • memory/2036-86-0x0000000000080000-0x0000000000082000-memory.dmp
    Filesize

    8KB

  • memory/2036-339-0x00000000006A0000-0x00000000006EE000-memory.dmp
    Filesize

    312KB

  • memory/2036-115-0x00000000006A0000-0x00000000006EE000-memory.dmp
    Filesize

    312KB