Analysis

  • max time kernel
    43s
  • max time network
    103s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 18:53

General

  • Target

    Proforma Invoice scan copy.exe

  • Size

    391KB

  • MD5

    2763355e57b326d3b984f0ac394f7ac6

  • SHA1

    ceb54e6f4b044fe78e4acd5e2935831118d57baf

  • SHA256

    dcbd6522b7ba8bfb856038cf4dcb24782cab61a9e3ce15bbf9afcdff9c6c4f4a

  • SHA512

    6b402d5ee4ab1213ddd054f4478ff5cd81a01f75b9327fc8e3d09309cf42b811a998ae96ad0c3fe8ee8e2b9fce994f227ed3bdc74a1e7ae9658108061628e13a

Malware Config

Extracted

Family

azorult

C2

https://www.nirjhara.com/mine/32/index.php

Signatures

  • Azorult

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

  • suricata: ET MALWARE AZORult Variant.4 Checkin M2

    suricata: ET MALWARE AZORult Variant.4 Checkin M2

  • suricata: ET MALWARE Win32/AZORult V3.2 Client Checkin M4

    suricata: ET MALWARE Win32/AZORult V3.2 Client Checkin M4

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Proforma Invoice scan copy.exe
    "C:\Users\Admin\AppData\Local\Temp\Proforma Invoice scan copy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1784
    • C:\Users\Admin\AppData\Local\Temp\Proforma Invoice scan copy.exe
      "Proforma Invoice scan copy.exe"
      2⤵
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:652

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/652-57-0x000000000041A1F8-mapping.dmp
  • memory/652-60-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1784-54-0x00000000010C0000-0x0000000001128000-memory.dmp
    Filesize

    416KB

  • memory/1784-55-0x00000000001E0000-0x000000000020A000-memory.dmp
    Filesize

    168KB

  • memory/1784-56-0x00000000765F1000-0x00000000765F3000-memory.dmp
    Filesize

    8KB

  • memory/1784-58-0x0000000000260000-0x0000000000263000-memory.dmp
    Filesize

    12KB