Analysis

  • max time kernel
    5s
  • max time network
    53s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    24-06-2021 12:09

General

  • Target

    huzur seramik dekont.exe

  • Size

    332KB

  • MD5

    089710376ee97e0ab5156f9b5fa2c6b5

  • SHA1

    3f839a78f01fa4538c233a0cbc123b8e7b779767

  • SHA256

    06e10da08255822e522c881ef1cffe6a597811b0aa7188b8bcb04f549104d012

  • SHA512

    b58becc4aa21be3ed6a5297bad15b64f84b91c85cc14ff4c244d1a27ecfd3ba15706b3529005b56be5fa60914a976fcbd330109f384bda8ea27606d1183383c0

Malware Config

Extracted

Family

azorult

C2

http://smkn1cilegon.sch.id/huPI/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\huzur seramik dekont.exe
    "C:\Users\Admin\AppData\Local\Temp\huzur seramik dekont.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Users\Admin\AppData\Local\Temp\huzur seramik dekont.exe
      "C:\Users\Admin\AppData\Local\Temp\huzur seramik dekont.exe"
      2⤵
        PID:108

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nss52F2.tmp\System.dll
      MD5

      56a321bd011112ec5d8a32b2f6fd3231

      SHA1

      df20e3a35a1636de64df5290ae5e4e7572447f78

      SHA256

      bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1

      SHA512

      5354890cbc53ce51081a78c64ba9c4c8c4dc9e01141798c1e916e19c5776dac7c82989fad0f08c73e81aaba332dad81205f90d0663119af45550b97b338b9cc3

    • \Users\Admin\AppData\Local\Temp\nss52F2.tmp\System.dll
      MD5

      56a321bd011112ec5d8a32b2f6fd3231

      SHA1

      df20e3a35a1636de64df5290ae5e4e7572447f78

      SHA256

      bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1

      SHA512

      5354890cbc53ce51081a78c64ba9c4c8c4dc9e01141798c1e916e19c5776dac7c82989fad0f08c73e81aaba332dad81205f90d0663119af45550b97b338b9cc3

    • memory/108-62-0x000000000041A684-mapping.dmp
    • memory/108-64-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/1472-59-0x00000000757C1000-0x00000000757C3000-memory.dmp
      Filesize

      8KB