Resubmissions

13-09-2021 08:08

210913-j1qvdsdch3 10

Analysis

  • max time kernel
    300s
  • max time network
    203s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    14-04-2024 14:42

General

  • Target

    4177267c7688e0a4879695e76b87c4f00f91189a318288c9345a2fb3a9d50664.exe

  • Size

    1.2MB

  • MD5

    3719c2d7abe621d208c853cc425861d2

  • SHA1

    3f317891a950a1a5e01b7e10715f8d62e5cf0f1f

  • SHA256

    4177267c7688e0a4879695e76b87c4f00f91189a318288c9345a2fb3a9d50664

  • SHA512

    d43c7487903a043cdd73fe3de3cdd87f9fe40277cdad55356061f6771b76f427049d5354b9c8f308badc946f451070d281d0421e9f8623d6922e7c59a10ae449

  • SSDEEP

    12288:u+rq0yKJ7KZeBA4DVzlzEyn2QFqTjCAjkTnV/QH7OTzId2nfpN3fXQ:FW0yreAkpzP/QCAjkTmbOwYRZg

Score
10/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4177267c7688e0a4879695e76b87c4f00f91189a318288c9345a2fb3a9d50664.exe
    "C:\Users\Admin\AppData\Local\Temp\4177267c7688e0a4879695e76b87c4f00f91189a318288c9345a2fb3a9d50664.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:228
    • C:\windows\hh.exe
      "C:\windows\hh.exe"
      2⤵
        PID:1456
      • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
        "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
        2⤵
        • Executes dropped EXE
        PID:2672

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe

      Filesize

      3KB

      MD5

      b4cd27f2b37665f51eb9fe685ec1d373

      SHA1

      7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

      SHA256

      91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

      SHA512

      e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

    • C:\Users\Admin\AppData\Local\Temp\x64btit.txt

      Filesize

      28B

      MD5

      31c252daaef6c9efb9b3b33971e3860d

      SHA1

      58ad6b69a84567fffb4445ebeef523ddc47b4abe

      SHA256

      0bffc66c3d92d5c814f228c854b55e581f1fa23f2f8317b6ef847a0ec3efc896

      SHA512

      c7e3d2dfebef1a9ed7d2453e610f7528b34fcc1e76a35632abdb8596866a806be2d8e6f1d73ac62fa88712cd72e61fb370f5c4655acce207c805941e3e22fae3

    • memory/228-5-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-19-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-4-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-0-0x00000000023E0000-0x00000000023E1000-memory.dmp

      Filesize

      4KB

    • memory/228-6-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-7-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-8-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-2-0x0000000000400000-0x0000000000545000-memory.dmp

      Filesize

      1.3MB

    • memory/228-1-0x0000000002AA0000-0x0000000002B82000-memory.dmp

      Filesize

      904KB

    • memory/228-15-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-16-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-3-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-20-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-24-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-27-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-29-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-32-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-37-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-41-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-43-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB

    • memory/228-46-0x00000000036C0000-0x000000000375F000-memory.dmp

      Filesize

      636KB