Analysis

  • max time kernel
    135s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 06:52

General

  • Target

    e9633fa43e97dd36ae7d4fdb84985aa5b3eb6e395381f33284bd6bab4ad2b98b.exe

  • Size

    217KB

  • MD5

    4118211a4ac4103ea7351a0500a1a883

  • SHA1

    820f3cd722b29adc81dcb95610c96961fc04acc2

  • SHA256

    e9633fa43e97dd36ae7d4fdb84985aa5b3eb6e395381f33284bd6bab4ad2b98b

  • SHA512

    8d5dfd08e9b0ab1e8a90eb8f9a67e21ca23d121061e9b1e0c16f2ac3c69a2f3374cacf0d200b1f9302c5cbfb83587a2eb17037771ee3effed9fc33c5a64ae1d1

  • SSDEEP

    3072:F+AZfjOlbwZNBFx7yMvXj31IK3a6LUpPTIupkHKWDZf+/vhP7fd:F+WfjrFTvhIK3ahTIVqBF

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\e9633fa43e97dd36ae7d4fdb84985aa5b3eb6e395381f33284bd6bab4ad2b98b.exe
    "C:\Users\Admin\AppData\Local\Temp\e9633fa43e97dd36ae7d4fdb84985aa5b3eb6e395381f33284bd6bab4ad2b98b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1300
    • C:\Users\Admin\AppData\Local\Temp\e9633fa43e97dd36ae7d4fdb84985aa5b3eb6e395381f33284bd6bab4ad2b98b.exe
      "C:\Users\Admin\AppData\Local\Temp\e9633fa43e97dd36ae7d4fdb84985aa5b3eb6e395381f33284bd6bab4ad2b98b.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1208
      • 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:812
        • 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:568
      • C:\Windows\SysWOW64\calc.exe
        "C:\Windows\SysWOW64\calc.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:848
      • C:\Users\Admin\AppData\Local\Temp\e9633fa43e97dd36ae7d4fdb84985aa5b3eb6e395381f33284bd6bab4ad2b98b.exe
        "C:\Users\Admin\AppData\Local\Temp\e9633fa43e97dd36ae7d4fdb84985aa5b3eb6e395381f33284bd6bab4ad2b98b.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1092

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/568-79-0x0000000000000000-mapping.dmp
  • memory/568-349-0x0000000000200000-0x000000000024E000-memory.dmp
    Filesize

    312KB

  • memory/568-89-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/568-84-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/568-153-0x0000000000200000-0x000000000024E000-memory.dmp
    Filesize

    312KB

  • memory/568-85-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/568-128-0x0000000000200000-0x000000000024E000-memory.dmp
    Filesize

    312KB

  • memory/568-82-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/568-121-0x0000000000200000-0x000000000024E000-memory.dmp
    Filesize

    312KB

  • memory/568-83-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/568-81-0x0000000000611000-0x0000000000613000-memory.dmp
    Filesize

    8KB

  • memory/812-145-0x00000000000E0000-0x000000000012E000-memory.dmp
    Filesize

    312KB

  • memory/812-73-0x0000000000000000-mapping.dmp
  • memory/812-110-0x00000000000E0000-0x000000000012E000-memory.dmp
    Filesize

    312KB

  • memory/812-113-0x00000000000E0000-0x000000000012E000-memory.dmp
    Filesize

    312KB

  • memory/812-119-0x00000000000E0000-0x000000000012E000-memory.dmp
    Filesize

    312KB

  • memory/812-126-0x00000000000E0000-0x000000000012E000-memory.dmp
    Filesize

    312KB

  • memory/812-87-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/812-346-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/812-347-0x00000000000E0000-0x000000000012E000-memory.dmp
    Filesize

    312KB

  • memory/848-115-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/848-74-0x0000000000000000-mapping.dmp
  • memory/848-348-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/848-149-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/848-88-0x00000000000C0000-0x00000000000C2000-memory.dmp
    Filesize

    8KB

  • memory/848-129-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/848-122-0x0000000000210000-0x000000000025E000-memory.dmp
    Filesize

    312KB

  • memory/848-70-0x00000000000C0000-0x00000000000C2000-memory.dmp
    Filesize

    8KB

  • memory/1092-127-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1092-90-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1092-100-0x0000000000410910-mapping.dmp
  • memory/1092-104-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1092-105-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1092-99-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1092-97-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1092-91-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1092-93-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1092-95-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1208-65-0x0000000000404BF0-mapping.dmp
  • memory/1208-64-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1208-63-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1208-61-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1208-102-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1208-60-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1208-58-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1208-56-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1208-86-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1208-55-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1300-66-0x0000000000220000-0x0000000000234000-memory.dmp
    Filesize

    80KB

  • memory/1300-54-0x00000000757A1000-0x00000000757A3000-memory.dmp
    Filesize

    8KB