Analysis

  • max time kernel
    144s
  • max time network
    189s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 10:25

General

  • Target

    046b313759086c63638af6e7a6d9786c701ccc131e5b6724e1f9b53a47e604f8.exe

  • Size

    228KB

  • MD5

    a6fb1262525f863430735b4d0def9f98

  • SHA1

    25f4bbc41f8b3e6d10b583a756ebe5b94c4759b7

  • SHA256

    046b313759086c63638af6e7a6d9786c701ccc131e5b6724e1f9b53a47e604f8

  • SHA512

    68d86a91f0a16fe58b3c61fb4e9c076e9dbc002a5b6005559d09fcc7ffe2271aa5d05f840573114734f3227a583bd77dd973aa32e8c3cc8eb0d87373bcd348b1

  • SSDEEP

    3072:y0L6J2yckO/k0FpvZDJ47ZA39SiryydT4lh:nL/k0FpdJ+A3nyqU

Malware Config

Signatures

  • CryptOne packer 13 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\046b313759086c63638af6e7a6d9786c701ccc131e5b6724e1f9b53a47e604f8.exe
    "C:\Users\Admin\AppData\Local\Temp\046b313759086c63638af6e7a6d9786c701ccc131e5b6724e1f9b53a47e604f8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Users\Admin\AppData\Local\Temp\046b313759086c63638af6e7a6d9786c701ccc131e5b6724e1f9b53a47e604f8.exe
      "C:\Users\Admin\AppData\Local\Temp\046b313759086c63638af6e7a6d9786c701ccc131e5b6724e1f9b53a47e604f8.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2004
      • 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:1376
        • 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:1604
      • C:\Windows\SysWOW64\calc.exe
        "C:\Windows\SysWOW64\calc.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1416
      • C:\Users\Admin\AppData\Local\Temp\046b313759086c63638af6e7a6d9786c701ccc131e5b6724e1f9b53a47e604f8.exe
        "C:\Users\Admin\AppData\Local\Temp\046b313759086c63638af6e7a6d9786c701ccc131e5b6724e1f9b53a47e604f8.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:580

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/580-96-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/580-99-0x0000000000410910-mapping.dmp
  • memory/580-92-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/580-89-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/580-131-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/580-98-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/580-103-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/580-104-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/580-90-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/580-94-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

  • memory/1376-113-0x0000000000120000-0x000000000016E000-memory.dmp
    Filesize

    312KB

  • memory/1376-71-0x0000000000000000-mapping.dmp
  • memory/1376-116-0x0000000000120000-0x000000000016E000-memory.dmp
    Filesize

    312KB

  • memory/1376-339-0x0000000000120000-0x000000000016E000-memory.dmp
    Filesize

    312KB

  • memory/1376-120-0x0000000000120000-0x000000000016E000-memory.dmp
    Filesize

    312KB

  • memory/1376-130-0x0000000000120000-0x000000000016E000-memory.dmp
    Filesize

    312KB

  • memory/1376-81-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/1376-106-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/1376-184-0x0000000000120000-0x000000000016E000-memory.dmp
    Filesize

    312KB

  • memory/1376-111-0x0000000000120000-0x000000000016E000-memory.dmp
    Filesize

    312KB

  • memory/1416-74-0x0000000000000000-mapping.dmp
  • memory/1416-340-0x00000000002A0000-0x00000000002EE000-memory.dmp
    Filesize

    312KB

  • memory/1416-129-0x00000000002A0000-0x00000000002EE000-memory.dmp
    Filesize

    312KB

  • memory/1416-119-0x00000000002A0000-0x00000000002EE000-memory.dmp
    Filesize

    312KB

  • memory/1416-124-0x00000000002A0000-0x00000000002EE000-memory.dmp
    Filesize

    312KB

  • memory/1416-188-0x00000000002A0000-0x00000000002EE000-memory.dmp
    Filesize

    312KB

  • memory/1416-82-0x0000000000080000-0x0000000000082000-memory.dmp
    Filesize

    8KB

  • memory/1416-72-0x0000000000080000-0x0000000000082000-memory.dmp
    Filesize

    8KB

  • memory/1416-350-0x00000000002D8000-0x00000000002DA000-memory.dmp
    Filesize

    8KB

  • memory/1604-341-0x0000000000890000-0x00000000008DE000-memory.dmp
    Filesize

    312KB

  • memory/1604-126-0x0000000000890000-0x00000000008DE000-memory.dmp
    Filesize

    312KB

  • memory/1604-80-0x0000000000000000-mapping.dmp
  • memory/1604-192-0x0000000000890000-0x00000000008DE000-memory.dmp
    Filesize

    312KB

  • memory/1604-105-0x0000000000100000-0x0000000000129000-memory.dmp
    Filesize

    164KB

  • memory/1604-87-0x0000000000100000-0x0000000000129000-memory.dmp
    Filesize

    164KB

  • memory/1604-84-0x0000000000221000-0x0000000000223000-memory.dmp
    Filesize

    8KB

  • memory/1604-85-0x0000000000100000-0x0000000000129000-memory.dmp
    Filesize

    164KB

  • memory/1604-86-0x0000000000100000-0x0000000000129000-memory.dmp
    Filesize

    164KB

  • memory/1604-88-0x0000000000100000-0x0000000000129000-memory.dmp
    Filesize

    164KB

  • memory/2000-65-0x0000000000220000-0x0000000000234000-memory.dmp
    Filesize

    80KB

  • memory/2004-67-0x0000000075DF1000-0x0000000075DF3000-memory.dmp
    Filesize

    8KB

  • memory/2004-60-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2004-59-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2004-63-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2004-64-0x0000000000404BF0-mapping.dmp
  • memory/2004-57-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2004-62-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2004-68-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2004-55-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2004-101-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2004-54-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2004-75-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB