Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    26/02/2025, 19:11

General

  • Target

    0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe

  • Size

    73KB

  • MD5

    6e6171a9abc3c3992ae97ca5938bc4ef

  • SHA1

    d7ee8a6075a0e33401eabeaf8e008a557b898c6e

  • SHA256

    0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7

  • SHA512

    434e9654d8506e3b94d0d38f6b925459ad5d8583a5421a81c1df78559ef8d0d1a4ea6b98fba4a108029ab660f051d1b8f2d1061d10a3ca8ea321a77f7f4a54e2

  • SSDEEP

    1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhN:E1oEFlt6vghzwYu7vih9GueIh9j2IoHW

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\0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe
    "C:\Users\Admin\AppData\Local\Temp\0134f92d338561958877d48fa9497edf47f33b94392cf0b70bc682460f762fa7.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:2564

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Windows\microsofthelp.exe

          Filesize

          73KB

          MD5

          1a93dc47ec40eb51478071b01b600637

          SHA1

          beb6350591732a7658a538508f28fe737a8003fd

          SHA256

          f2298556d4ae0150e7258cffee5a731769a4b35a069beed668ae7f07474520f2

          SHA512

          e51263914e298e8fad0cafff3f5414ecbb373438aae633bef48d8738821119acae5de79a85a0c19e0935c30be42a747aed6953faf1582335378c833780d9bcd0

        • memory/2016-0-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2016-7-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2564-9-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2564-11-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB