Overview

overview

7

Static

static

3

8604d7e3e7...2e.exe

windows7-x64

7

8604d7e3e7...2e.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    146s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2024, 21:32

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General

  • Target

    8604d7e3e73975787c059090811e65d3848df8c6ef71fa3c397c612df32fc02e.exe

  • Size

    196KB

  • MD5

    5a786039fb830ec820547eb6f6c8a190

  • SHA1

    eefca6baf0c90427504eba7f1d79f14a8cf4978f

  • SHA256

    8604d7e3e73975787c059090811e65d3848df8c6ef71fa3c397c612df32fc02e

  • SHA512

    5f8585a42c2d3b19937cff093ef8da4500656ba6be82ed87a2debda3ff2ac0547eb6936460083eb1d809d2e2712f79de2893a4583bd535fcbdf58bba78c2c68b

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOw:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXR

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8604d7e3e73975787c059090811e65d3848df8c6ef71fa3c397c612df32fc02e.exe
    "C:\Users\Admin\AppData\Local\Temp\8604d7e3e73975787c059090811e65d3848df8c6ef71fa3c397c612df32fc02e.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:224
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\8604D7~1.EXE > nul
      2⤵
        PID:1516
    • C:\Windows\Debug\bqchost.exe
      C:\Windows\Debug\bqchost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:1968

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\debug\bqchost.exe
      Filesize

      196KB

      MD5

      a8e0ca2aa6f6f1f54fc2971234a3d1c6

      SHA1

      b1e63ceb40ab76315e1d58921fb55b582b31240c

      SHA256

      ee61546695f98a89bd864236bfdef9c1ec1d146e4a3aa9173058df473166a420

      SHA512

      fbfd380e0f3469ec5b29e1d30a8d2652b90e2b050d8f8f873b9425563fcfb70d32690a1b7d140b860b8e880b6a249086d6aeebebe3e9c09289af860051e3540e

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