Analysis

  • max time kernel
    295s
  • max time network
    376s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 21:04

General

  • Target

    209d8a6bd9f756ecbb1c00b0908df2e05e097639ab41f1d303fa7c45ccf43a18.exe

  • Size

    285KB

  • MD5

    258350dbde8a279a5960644d12d0c2e9

  • SHA1

    121c868a0fbac044b8a8c536f1cc96da3aeb07e4

  • SHA256

    209d8a6bd9f756ecbb1c00b0908df2e05e097639ab41f1d303fa7c45ccf43a18

  • SHA512

    c1a75c6e72d43c826908ee9bd97bf37a33308d861451802e034bbafb9c4f780ca9f4102f7edc7aa94e81d66fdf50001bdf3b90ea2874919fd2a8c849d20bf513

  • SSDEEP

    3072:HPASepKSylhu/Ix1qcQ7hIx4XodaHt98jItjkZsJNg+WE8bx+2:HdkO0/k1cNPNSjIF9J7W7x

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 6 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\209d8a6bd9f756ecbb1c00b0908df2e05e097639ab41f1d303fa7c45ccf43a18.exe
    "C:\Users\Admin\AppData\Local\Temp\209d8a6bd9f756ecbb1c00b0908df2e05e097639ab41f1d303fa7c45ccf43a18.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:600
    • C:\Users\Admin\AppData\Local\Temp\209d8a6bd9f756ecbb1c00b0908df2e05e097639ab41f1d303fa7c45ccf43a18.exe
      "C:\Users\Admin\AppData\Local\Temp\209d8a6bd9f756ecbb1c00b0908df2e05e097639ab41f1d303fa7c45ccf43a18.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:468
      • C:\Windows\SysWOW64\calc.exe
        "C:\Windows\SysWOW64\calc.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:916
      • 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:1768
        • 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:1980
      • C:\Users\Admin\AppData\Local\Temp\209d8a6bd9f756ecbb1c00b0908df2e05e097639ab41f1d303fa7c45ccf43a18.exe
        "C:\Users\Admin\AppData\Local\Temp\209d8a6bd9f756ecbb1c00b0908df2e05e097639ab41f1d303fa7c45ccf43a18.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1968

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/468-80-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/468-55-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/468-57-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/468-59-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/468-61-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/468-62-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/468-65-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/468-64-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/468-66-0x0000000000404BF0-mapping.dmp
  • memory/468-105-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/600-56-0x0000000000230000-0x000000000024A000-memory.dmp
    Filesize

    104KB

  • memory/600-54-0x00000000761F1000-0x00000000761F3000-memory.dmp
    Filesize

    8KB

  • memory/916-338-0x00000000002C0000-0x000000000030E000-memory.dmp
    Filesize

    312KB

  • memory/916-121-0x00000000002C0000-0x000000000030E000-memory.dmp
    Filesize

    312KB

  • memory/916-74-0x0000000000000000-mapping.dmp
  • memory/916-132-0x00000000002C0000-0x000000000030E000-memory.dmp
    Filesize

    312KB

  • memory/916-82-0x00000000000C0000-0x00000000000C2000-memory.dmp
    Filesize

    8KB

  • memory/916-115-0x00000000002C0000-0x000000000030E000-memory.dmp
    Filesize

    312KB

  • memory/916-71-0x00000000000C0000-0x00000000000C2000-memory.dmp
    Filesize

    8KB

  • memory/916-112-0x00000000002C0000-0x000000000030E000-memory.dmp
    Filesize

    312KB

  • memory/1768-117-0x0000000000390000-0x00000000003DE000-memory.dmp
    Filesize

    312KB

  • memory/1768-81-0x00000000000C0000-0x00000000000E9000-memory.dmp
    Filesize

    164KB

  • memory/1768-339-0x0000000000390000-0x00000000003DE000-memory.dmp
    Filesize

    312KB

  • memory/1768-72-0x0000000000000000-mapping.dmp
  • memory/1768-122-0x0000000000390000-0x00000000003DE000-memory.dmp
    Filesize

    312KB

  • memory/1768-128-0x0000000000390000-0x00000000003DE000-memory.dmp
    Filesize

    312KB

  • memory/1768-106-0x00000000000C0000-0x00000000000E9000-memory.dmp
    Filesize

    164KB

  • memory/1968-130-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1968-99-0x0000000000410910-mapping.dmp
  • memory/1968-102-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1968-89-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1968-104-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1968-98-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1968-96-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1968-107-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1968-90-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1968-92-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1968-94-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1980-87-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/1980-88-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/1980-84-0x0000000000AA1000-0x0000000000AA3000-memory.dmp
    Filesize

    8KB

  • memory/1980-131-0x0000000000100000-0x000000000014E000-memory.dmp
    Filesize

    312KB

  • memory/1980-86-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/1980-79-0x0000000000000000-mapping.dmp
  • memory/1980-124-0x0000000000100000-0x000000000014E000-memory.dmp
    Filesize

    312KB

  • memory/1980-85-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/1980-103-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/1980-340-0x0000000000100000-0x000000000014E000-memory.dmp
    Filesize

    312KB