Analysis

  • max time kernel
    93s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 10:09

General

  • Target

    7b3238d1b2a89ab869be5ad3612aaef77ed8ad2b459e21bbcb1e3cd330d44f84.exe

  • Size

    3.5MB

  • MD5

    3a6c78b3b407d32767e9db17115639e1

  • SHA1

    31bbd751fd165f394e0dc2cd6fc6383d0788072d

  • SHA256

    7b3238d1b2a89ab869be5ad3612aaef77ed8ad2b459e21bbcb1e3cd330d44f84

  • SHA512

    d8027377081904a0d872379ae8fd966116479df95d64dad260fc8f5fb8d01351eee907af74980930a78facca2990453c7855c00d1e167ca9003de1f096d3b564

  • SSDEEP

    49152:Vrawgpy+qMBYVqILjO+QpKuyzYETj2CQWpVE8lwzImdC8x1yrZOV:pawgpySBYV/jOfpgzkCpVEyPGl1Gm

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 1 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b3238d1b2a89ab869be5ad3612aaef77ed8ad2b459e21bbcb1e3cd330d44f84.exe
    "C:\Users\Admin\AppData\Local\Temp\7b3238d1b2a89ab869be5ad3612aaef77ed8ad2b459e21bbcb1e3cd330d44f84.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2532
    • C:\Users\Admin\AppData\Local\Temp\7b3238d1b2a89ab869be5ad3612aaef77ed8ad2b459e21bbcb1e3cd330d44f84mgr.exe
      C:\Users\Admin\AppData\Local\Temp\7b3238d1b2a89ab869be5ad3612aaef77ed8ad2b459e21bbcb1e3cd330d44f84mgr.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3812
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3812 -s 480
        3⤵
        • Program crash
        PID:4728
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3812 -ip 3812
    1⤵
      PID:544

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\7b3238d1b2a89ab869be5ad3612aaef77ed8ad2b459e21bbcb1e3cd330d44f84mgr.exe

      Filesize

      106KB

      MD5

      fe36fb1073e6f8fa14d7250501a29aaf

      SHA1

      6c7e01278362797dabcff3e666b68227cb9af10f

      SHA256

      f34e5af97ccb3574f7d5343246138daf979bfd1f9c37590e9a41f6420ddb3bb6

      SHA512

      8584c008c5780352f634c37b7f46543a26280b57577b675f6e72185bfc1d95f771d210d799d704eceaba509ebfd2796fb43829495d5b2a568c741ad2d44f882f

    • C:\Users\Admin\AppData\Local\Temp\~TMADE3.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/2532-0-0x0000000001000000-0x0000000001388000-memory.dmp

      Filesize

      3.5MB

    • memory/2532-10-0x00000000061C0000-0x00000000061C1000-memory.dmp

      Filesize

      4KB

    • memory/2532-11-0x0000000001000000-0x0000000001388000-memory.dmp

      Filesize

      3.5MB

    • memory/3812-6-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB