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
    05-11-2024 11:09

General

  • Target

    d0549673b20a4041c1d1bfbdd841b0b768fefa6057f6a4203d54d0694f270cff.exe

  • Size

    654KB

  • MD5

    0049a8ce1e4c42cea9b5d2516c64612c

  • SHA1

    f0526a23f7f5de1c0b2200e92fba833edcacbe02

  • SHA256

    d0549673b20a4041c1d1bfbdd841b0b768fefa6057f6a4203d54d0694f270cff

  • SHA512

    b0b3af0312dffad1492c768475713f15f21b7832c0a5e4e64107149ef9b4f950ca56092d0013343869a649f3c0d009a6f24ae628bbc178569911b5ea0e506315

  • SSDEEP

    6144:cT4DtLOuR2uyPG+H+tMN+dOugpzlyUflyWCalNEToCp6lAG9urP2DDUK5Lq75k:cT02VG+4iDlyUoaiXp6X9uruAK5Gi

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\d0549673b20a4041c1d1bfbdd841b0b768fefa6057f6a4203d54d0694f270cff.exe
    "C:\Users\Admin\AppData\Local\Temp\d0549673b20a4041c1d1bfbdd841b0b768fefa6057f6a4203d54d0694f270cff.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:2840
    • C:\Users\Admin\AppData\Local\Temp\d0549673b20a4041c1d1bfbdd841b0b768fefa6057f6a4203d54d0694f270cff.exe
      "C:\Users\Admin\AppData\Local\Temp\d0549673b20a4041c1d1bfbdd841b0b768fefa6057f6a4203d54d0694f270cff.exe"
      2⤵
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      PID:2612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nst64DC.tmp\System.dll

    Filesize

    12KB

    MD5

    564bb0373067e1785cba7e4c24aab4bf

    SHA1

    7c9416a01d821b10b2eef97b80899d24014d6fc1

    SHA256

    7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5

    SHA512

    22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472

  • memory/2612-12-0x0000000077400000-0x00000000775A9000-memory.dmp

    Filesize

    1.7MB

  • memory/2612-13-0x00000000004B0000-0x0000000001512000-memory.dmp

    Filesize

    16.4MB

  • memory/2612-35-0x00000000004B0000-0x0000000001512000-memory.dmp

    Filesize

    16.4MB

  • memory/2612-36-0x00000000004B0000-0x0000000001512000-memory.dmp

    Filesize

    16.4MB

  • memory/2612-40-0x00000000004B0000-0x0000000001512000-memory.dmp

    Filesize

    16.4MB

  • memory/2612-43-0x00000000004B0000-0x0000000001512000-memory.dmp

    Filesize

    16.4MB

  • memory/2840-10-0x0000000077401000-0x0000000077502000-memory.dmp

    Filesize

    1.0MB

  • memory/2840-11-0x0000000077400000-0x00000000775A9000-memory.dmp

    Filesize

    1.7MB