Analysis

  • max time kernel
    150s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 15:52

General

  • Target

    030ea997d9fef59cc2b2effd4f9dc7989bbb02ab3c44631f2b6048df9e5d8a8d.exe

  • Size

    852KB

  • MD5

    4533680b5f18b53fbabefd1268e7aea0

  • SHA1

    8e658bae62441e275a1b282eccbf4faa0e3c9586

  • SHA256

    030ea997d9fef59cc2b2effd4f9dc7989bbb02ab3c44631f2b6048df9e5d8a8d

  • SHA512

    1def674f675bc5d140a3b4c9b21782293601bee1d6ed0798587b5c1fbc0e8aad4fa1bea0ef3625acbe73edbe19cda0117cdb2a9ea4786b3935b7e8d9035cfcd5

  • SSDEEP

    24576:9yiqCB6bLxIvoBWBhQUepoIqghkw4MWyBhSuClXjbkQ:9yiqCU3xz+5epoAqcWAozlXjIQ

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\030ea997d9fef59cc2b2effd4f9dc7989bbb02ab3c44631f2b6048df9e5d8a8d.exe
    "C:\Users\Admin\AppData\Local\Temp\030ea997d9fef59cc2b2effd4f9dc7989bbb02ab3c44631f2b6048df9e5d8a8d.exe"
    1⤵
    • Enumerates connected drives
    • Suspicious use of WriteProcessMemory
    PID:3528
    • C:\Users\Admin\AppData\Local\Temp\030ea997d9fef59cc2b2effd4f9dc7989bbb02ab3c44631f2b6048df9e5d8a8dmgr.exe
      C:\Users\Admin\AppData\Local\Temp\030ea997d9fef59cc2b2effd4f9dc7989bbb02ab3c44631f2b6048df9e5d8a8dmgr.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:4248
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4248 -s 10176
        3⤵
        • Program crash
        PID:456
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4248 -ip 4248
    1⤵
      PID:3276

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\030ea997d9fef59cc2b2effd4f9dc7989bbb02ab3c44631f2b6048df9e5d8a8dmgr.exe

      Filesize

      94KB

      MD5

      1375ba09995afa93cbfa59cae04b3ab4

      SHA1

      0eb0934173dbf2bd10b0c2bce9fb2d414305bb19

      SHA256

      1a3c3ec1d2ee6bbaf9ab89b1247e9da435c729f6b539563d97eae84c8163918a

      SHA512

      ebea2ee04de3c5b6633891df4d734a6a6422c154bbbb43d00ce2964a6ba76b0fd58bb30b9849c3a2f1578259c5c33d39bcc013a5c9fb8e56fa13107eccd4020f

    • C:\Users\Admin\AppData\Local\Temp\030ea997d9fef59cc2b2effd4f9dc7989bbb02ab3c44631f2b6048df9e5d8a8dmgr.exe

      Filesize

      94KB

      MD5

      1375ba09995afa93cbfa59cae04b3ab4

      SHA1

      0eb0934173dbf2bd10b0c2bce9fb2d414305bb19

      SHA256

      1a3c3ec1d2ee6bbaf9ab89b1247e9da435c729f6b539563d97eae84c8163918a

      SHA512

      ebea2ee04de3c5b6633891df4d734a6a6422c154bbbb43d00ce2964a6ba76b0fd58bb30b9849c3a2f1578259c5c33d39bcc013a5c9fb8e56fa13107eccd4020f

    • C:\Users\Admin\AppData\Local\Temp\~TMC161.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/3528-132-0x0000000000400000-0x000000000070D000-memory.dmp

      Filesize

      3.1MB

    • memory/3528-140-0x0000000000400000-0x000000000070D000-memory.dmp

      Filesize

      3.1MB

    • memory/4248-133-0x0000000000000000-mapping.dmp

    • memory/4248-137-0x0000000000570000-0x0000000000599000-memory.dmp

      Filesize

      164KB

    • memory/4248-138-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/4248-139-0x0000000077A70000-0x0000000077C13000-memory.dmp

      Filesize

      1.6MB