Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/03/2024, 09:24

General

  • Target

    c844d47a3f66e9787025cd81b9daf90c.exe

  • Size

    180KB

  • MD5

    c844d47a3f66e9787025cd81b9daf90c

  • SHA1

    bae3a3c125c3e4af2f1a0853c913edc6fd147305

  • SHA256

    6fbaac6b46c4c69b9bdac4dc747816e478a2ba5a75f234e4895687005c95b6e7

  • SHA512

    8c6ea806b9bacc90445dec8d08f219cc7e74bba0c2b2c2ce683773dd8b8e831ffa5c200f84cd4d1c1af56df9dd8e10afb37454e66b615a09e1455f6b5e0ec2b8

  • SSDEEP

    3072:4kVD1BSqao9c3HwsanTdgyOxsP+f+X7SC+HegcH4wCcZtphB1:tSqjc3HsTaxoqU++fVtTT

Malware Config

Signatures

  • Ramnit

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

  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c844d47a3f66e9787025cd81b9daf90c.exe
    "C:\Users\Admin\AppData\Local\Temp\c844d47a3f66e9787025cd81b9daf90c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:4208
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 340
      2⤵
      • Program crash
      PID:1764
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4208 -ip 4208
    1⤵
      PID:1444

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\~TM6B9B.tmp

            Filesize

            1.6MB

            MD5

            4f3387277ccbd6d1f21ac5c07fe4ca68

            SHA1

            e16506f662dc92023bf82def1d621497c8ab5890

            SHA256

            767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

            SHA512

            9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

          • memory/4208-0-0x0000000000400000-0x0000000000425000-memory.dmp

            Filesize

            148KB

          • memory/4208-3-0x0000000000400000-0x0000000000425000-memory.dmp

            Filesize

            148KB

          • memory/4208-1-0x0000000000400000-0x0000000000425000-memory.dmp

            Filesize

            148KB

          • memory/4208-5-0x0000000000400000-0x0000000000425000-memory.dmp

            Filesize

            148KB

          • memory/4208-7-0x0000000000400000-0x0000000000425000-memory.dmp

            Filesize

            148KB

          • memory/4208-6-0x00000000001F0000-0x00000000001F1000-memory.dmp

            Filesize

            4KB

          • memory/4208-10-0x0000000000400000-0x0000000000425000-memory.dmp

            Filesize

            148KB

          • memory/4208-12-0x0000000000400000-0x0000000000425000-memory.dmp

            Filesize

            148KB

          • memory/4208-15-0x0000000077CB2000-0x0000000077CB4000-memory.dmp

            Filesize

            8KB

          • memory/4208-16-0x0000000077CB2000-0x0000000077CB3000-memory.dmp

            Filesize

            4KB

          • memory/4208-17-0x0000000077CB2000-0x0000000077CB4000-memory.dmp

            Filesize

            8KB