Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2024 02:16

General

  • Target

    Dekont#400577_89008_96634.exe

  • Size

    641KB

  • MD5

    1d14f171fd8a6a070150c81abed8b966

  • SHA1

    605071e065fd88525285c736dcc5f8461a60195c

  • SHA256

    ffb9748a0ed7684161780e27a733f2ab11071515cc27905767813a32c8c308ff

  • SHA512

    a337e284c26b730b72859c509decbc7d8733efd2729ae5d280558a504c6837e2546eb037edfad7b0f00c0b1c1cdd8e42728fc5e33dbb9f2a01315cbc47ab5182

  • SSDEEP

    12288:cT02SzNhc9bP9qhlkT+8dLb1c09/p6X9uruAK5Gi:cTbSzNy9bP9Elo1O0Fp6NBAWGi

Malware Config

Extracted

Family

azorult

C2

http://89.40.31.232/12/index.php

Signatures

  • Azorult

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

  • Azorult family
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Dekont#400577_89008_96634.exe
    "C:\Users\Admin\AppData\Local\Temp\Dekont#400577_89008_96634.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3068
    • C:\Users\Admin\AppData\Local\Temp\Dekont#400577_89008_96634.exe
      "C:\Users\Admin\AppData\Local\Temp\Dekont#400577_89008_96634.exe"
      2⤵
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      PID:2528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nsyEFEB.tmp\System.dll

    Filesize

    12KB

    MD5

    564bb0373067e1785cba7e4c24aab4bf

    SHA1

    7c9416a01d821b10b2eef97b80899d24014d6fc1

    SHA256

    7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5

    SHA512

    22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472

  • memory/2528-12-0x0000000076D10000-0x0000000076EB9000-memory.dmp

    Filesize

    1.7MB

  • memory/2528-34-0x0000000076D10000-0x0000000076EB9000-memory.dmp

    Filesize

    1.7MB

  • memory/2528-35-0x00000000004B0000-0x0000000001512000-memory.dmp

    Filesize

    16.4MB

  • memory/2528-36-0x00000000004B0000-0x0000000001512000-memory.dmp

    Filesize

    16.4MB

  • memory/2528-41-0x00000000004B0000-0x0000000001512000-memory.dmp

    Filesize

    16.4MB

  • memory/2528-43-0x00000000004B0000-0x0000000001512000-memory.dmp

    Filesize

    16.4MB

  • memory/3068-10-0x0000000076D11000-0x0000000076E12000-memory.dmp

    Filesize

    1.0MB

  • memory/3068-11-0x0000000076D10000-0x0000000076EB9000-memory.dmp

    Filesize

    1.7MB