Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2022, 14:25

General

  • Target

    04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe

  • Size

    252KB

  • MD5

    f256534940a4f46eef218677849b4b69

  • SHA1

    f408d6e12ec35dc97b693e3eb5293ccbf449cf83

  • SHA256

    04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b

  • SHA512

    334ce2aab63bec0e34543d374cee01ad25a441ea0b6d387419f658cf68fe8ec628fc83b8785dca820a8d155bf25d09bb069358429f695d325683c96adf086bfe

  • SSDEEP

    6144:fAr3SgAOYFnOhqlqUOa1MnYPrO3DFoRGTYCCWga4qD+g:IbSjNnKqYUO7YPrO3oG0ja8g

Malware Config

Signatures

  • Ramnit

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

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

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

  • Loads dropped DLL 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe
    "C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4864
    • C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exe
      C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:3912
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 10184
        3⤵
        • Program crash
        PID:2056
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3912 -ip 3912
    1⤵
      PID:5068

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exe

      Filesize

      169KB

      MD5

      335f0aeb047ac7782090828b5d4fa10e

      SHA1

      73355b1c843bec7be94b0a39efb5ff3b1b4ee547

      SHA256

      6df4c841c30d414cfee93573963036abfd669627081705c6a0d9e65fd6846f53

      SHA512

      635d1e473a0f2cebad020f80e211b55bcb12742ddde1e65db182b077c8873f639b491ab8d11a6781095cf16729e03f93696514de72b58efad8157fad3ff399f1

    • C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exe

      Filesize

      169KB

      MD5

      335f0aeb047ac7782090828b5d4fa10e

      SHA1

      73355b1c843bec7be94b0a39efb5ff3b1b4ee547

      SHA256

      6df4c841c30d414cfee93573963036abfd669627081705c6a0d9e65fd6846f53

      SHA512

      635d1e473a0f2cebad020f80e211b55bcb12742ddde1e65db182b077c8873f639b491ab8d11a6781095cf16729e03f93696514de72b58efad8157fad3ff399f1

    • C:\Users\Admin\AppData\Local\Temp\~TMFED7.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/3912-138-0x0000000000700000-0x000000000076B000-memory.dmp

      Filesize

      428KB

    • memory/3912-139-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/3912-140-0x0000000077A20000-0x0000000077BC3000-memory.dmp

      Filesize

      1.6MB

    • memory/4864-132-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4864-136-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB