Analysis

  • max time kernel
    115s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/03/2024, 01:23

General

  • Target
    PTSans.exe
  • Size 552KB
  • Sample240330-brtkxsef67
  • SHA256 270ccfd9fa5927e0dd36355f13d51ea5af5fe643c3cf22f374ca60ce6a73b7a5
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • azorult

C2
  • http://cupononline.pk/index.php

Signatures

  • Azorult

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • NSIS installer 2 IoCs
  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PTSans.exe
    "C:\Users\Admin\AppData\Local\Temp\PTSans.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Users\Admin\AppData\Local\Temp\pku2u.exe
      "C:\Users\Admin\AppData\Local\Temp\pku2u.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:532
      • C:\Users\Admin\AppData\Local\Temp\pku2u.exe
        "C:\Users\Admin\AppData\Local\Temp\pku2u.exe"
        3⤵
        • Executes dropped EXE
        PID:3184
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 100 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\PTSans.exe"& ping 1.1.1.1 -n 1 -w 900 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\PTSans.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2784
      • C:\Windows\SysWOW64\PING.EXE
        ping 1.1.1.1 -n 1 -w 100
        3⤵
        • Runs ping.exe
        PID:2404
      • C:\Windows\SysWOW64\PING.EXE
        ping 1.1.1.1 -n 1 -w 900
        3⤵
        • Runs ping.exe
        PID:3576
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3336 --field-trial-handle=3488,i,1267426273081718772,6254127258555406296,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2140

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          System.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsz84A3.tmp\System.dll
          • Size 11KB
          • SHA256 fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
          • MD5 SHA1 SHA512 SSDEEP

          pku2u.exe

          • Path C:\Users\Admin\AppData\Local\Temp\pku2u.exe
          • Size 344KB
          • SHA256 f4fcef394f181c4b6c64eda3b135bd4be7676f61cd899be532616c7a2fb7ed7a
          • MD5 SHA1 SHA512 SSDEEP

          memory/532-52-0x0000000009740000-0x0000000009761000-memory.dmp

          memory/532-48-0x0000000009740000-0x0000000009761000-memory.dmp

          memory/532-47-0x0000000009740000-0x0000000009761000-memory.dmp

          memory/548-7-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-24-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

          memory/548-0-0x0000000004AE0000-0x0000000004B4E000-memory.dmp

          memory/548-9-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-11-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-13-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-15-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-17-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-19-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-21-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-23-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-6-0x0000000004B90000-0x0000000004BF7000-memory.dmp

          memory/548-25-0x0000000004C00000-0x0000000004C01000-memory.dmp

          memory/548-26-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

          memory/548-5-0x0000000004B90000-0x0000000004BFE000-memory.dmp

          memory/548-44-0x0000000074680000-0x0000000074E30000-memory.dmp

          memory/548-4-0x0000000004CD0000-0x0000000005274000-memory.dmp

          memory/548-2-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

          memory/548-3-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

          memory/548-1-0x0000000074680000-0x0000000074E30000-memory.dmp

          memory/3184-49-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/3184-53-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/3184-54-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/3184-55-0x0000000000400000-0x0000000000420000-memory.dmp