Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26/02/2025, 19:53

General

  • Target

    0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe

  • Size

    71KB

  • MD5

    0bca1d775ee632fe2885837af28ad353

  • SHA1

    54919a2d79b51a82039dd934481a7af493063b1a

  • SHA256

    0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9

  • SHA512

    6274f72aca68e5765f3d841af5459d6a61a6a69f7e665f464f5e76a8ad27fb1ebbdab6c1eaf5bf129e928b61e1b3e6d2b1755e0a6dc129f5e9602633fcfde731

  • SSDEEP

    1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhf:E1oEFlt6vghzwYu7vih9GueIh9j2IoHC

Malware Config

Extracted

Family

blihanstealer

Mutex

pomdfghrt

Attributes
  • user_agent

    Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; CIBA; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)

Signatures

  • BlihanStealer

    Blihan is a stealer written in C++.

  • Blihanstealer family
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe
    "C:\Users\Admin\AppData\Local\Temp\0e263cac087ede69b12ce9fa085670697e07df2fc3e5f162e83937d3685630b9.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:308

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Windows\microsofthelp.exe

          Filesize

          71KB

          MD5

          436bfbfe1a2708fb0abf26263f1332d6

          SHA1

          055bb78ef7843b0e5efd498a99b59f4c67a0899d

          SHA256

          e150877ae571e812b77c92e0f3392c6aefce7999dc8e341f4f0370a0eb5c7ebb

          SHA512

          6feaa6fe61c2063ea80d02da0cb91f5fb41096aeb60fc135c61d0457a23ce331a91483e6fbc23278e5e085a19cd21317e5f17ce202925f5c7eb79d2273a79cf7

        • memory/308-10-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2112-0-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2112-7-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB