Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-06-2024 15:15

General

  • Target

    bitcomet_setup.exe

  • Size

    2.5MB

  • MD5

    2f9281010bf12890403934bdb517c2c4

  • SHA1

    6e822864dd45fa4a09d29b6e0dc5906dbf96e3d1

  • SHA256

    7ccef9af5267c22a56bdbaf2f9109a02611bba461e0b0321bed42b5911163272

  • SHA512

    725ea7e7a262d0bc7f75a9f3c24aa1290827198b9146b784d57d984c9cccc7feaa38d8fa6200793bcd226b4da9461e894f728b89c6f94157202b586468de1335

  • SSDEEP

    49152:eBuZrEUGmrsuyh3kw8bgyjvpnLw7vhzDd0Ua7AqKwd40Lp8Hg/9RQTMVG5V:YkLGmY338ZvpnLoxD6ATwdxYg/4I47

Score
6/10

Malware Config

Signatures

  • Checks for any installed AV software in registry 1 TTPs 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bitcomet_setup.exe
    "C:\Users\Admin\AppData\Local\Temp\bitcomet_setup.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\is-V576I.tmp\bitcomet_setup.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-V576I.tmp\bitcomet_setup.tmp" /SL5="$401DE,1633941,874496,C:\Users\Admin\AppData\Local\Temp\bitcomet_setup.exe"
      2⤵
      • Checks for any installed AV software in registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:2040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-9H6N5.tmp\zbShieldUtils.dll

    Filesize

    2.0MB

    MD5

    b83f5833e96c2eb13f14dcca805d51a1

    SHA1

    9976b0a6ef3dabeab064b188d77d870dcdaf086d

    SHA256

    00e667b838a4125c8cf847936168bb77bb54580bc05669330cb32c0377c4a401

    SHA512

    8641b351e28b3c61ed6762adbca165f4a5f2ee26a023fd74dd2102a6258c0f22e91b78f4a3e9fba6094b68096001de21f10d6495f497580847103c428d30f7bb

  • C:\Users\Admin\AppData\Local\Temp\is-V576I.tmp\bitcomet_setup.tmp

    Filesize

    3.1MB

    MD5

    4f0ef46de64a97f2f8fcdf189068244d

    SHA1

    e251fd9a7a56526b623e087c50d767c96844de2b

    SHA256

    a462faeab6713e66c2c870b873fad186e5b5351d853a0d5432a9edd3311ac032

    SHA512

    b56b665305199e3a44b10ae9d1710685b3f4bb5ecff6ee77bc6aa743d48528d91f88fa1853daf99f4a0fb652102d6a313a2f61102eed61d3558545cf527fc1dd

  • memory/1960-0-0x0000000000400000-0x00000000004E3000-memory.dmp

    Filesize

    908KB

  • memory/1960-2-0x0000000000401000-0x00000000004B7000-memory.dmp

    Filesize

    728KB

  • memory/1960-25-0x0000000000400000-0x00000000004E3000-memory.dmp

    Filesize

    908KB

  • memory/2040-6-0x0000000000400000-0x000000000071E000-memory.dmp

    Filesize

    3.1MB

  • memory/2040-23-0x0000000003680000-0x00000000037C0000-memory.dmp

    Filesize

    1.2MB

  • memory/2040-24-0x0000000000400000-0x000000000071E000-memory.dmp

    Filesize

    3.1MB