Overview

overview

7

Static

static

3

INVOICE.exe

windows7-x64

7

INVOICE.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    143s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230703-en
  • resource tags

    arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
  • submitted
    05/07/2023, 06:41

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General

  • Target
    INVOICE.exe
  • Size 370KB
  • Sample230705-hfr2aaba37
  • SHA256 69158a09d4c8167f9e137da4fca102ffdeb9f5478d46446a34dd3bbe1ccfa1f6
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
persistence

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 29 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\INVOICE.exe
    "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2664
    • C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
      "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:676

Network

        MITRE ATT&CK Enterprise v6

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        Downloads

        cdwwvi.dll
        • Path \Users\Admin\AppData\Local\Temp\nso1EBA.tmp\cdwwvi.dll
        • Size 277KB
        • SHA256 23cbdafcc7b4ea7a1e0ad58849c96d2e6ad1be1ae39f4fb37eb37b1d6bad515c
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/676-62-0x0000000000400000-0x0000000000430000-memory.dmp
        Download

        memory/676-63-0x0000000000400000-0x0000000000430000-memory.dmp
        Download

        memory/676-64-0x00000000008D0000-0x0000000000BD3000-memory.dmp
        Download

        memory/676-65-0x0000000000400000-0x0000000000430000-memory.dmp
        Download