Overview

overview

10

Static

static

d5b7c970e0...f9.exe

windows7-x64

10

d5b7c970e0...f9.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    135s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 22:30

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    d5b7c970e04ae56a1d7f2b096de69d6dd024c1cb6bb4e9c20f6e1fb446c70ff9.exe

  • Size

    704KB

  • MD5

    01c8ccb0190c4ae2d1aa3bcd40dc3050

  • SHA1

    b885f05169d2a4987a953e6993b1243eba567408

  • SHA256

    d5b7c970e04ae56a1d7f2b096de69d6dd024c1cb6bb4e9c20f6e1fb446c70ff9

  • SHA512

    d8a15c31d78d9349e111eb0b829aff06b92c43cf5aa58965201819053a7f5651a0065aa788475f6d0d76c37d66fb344fcd642b93d8d91038b76a1b54f9ba7962

  • SSDEEP

    12288:WpgvmzFHi0mo5aH0qMzd5807FmPJQPDHvd:WpgvOHi0mGaH0qSdPF44V

Score
10/10
evasionpersistencetrojan

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 3 IoCs
    persistence
  • UAC bypass 3 TTPs 12 IoCs
    evasiontrojan
  • Adds policy Run key to start application 2 TTPs 28 IoCs
    persistence
  • Disables RegEdit via registry modification 6 IoCs
    evasion
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 64 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 6 IoCs
    evasiontrojan
  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • System policy modification 1 TTPs 39 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5b7c970e04ae56a1d7f2b096de69d6dd024c1cb6bb4e9c20f6e1fb446c70ff9.exe
    "C:\Users\Admin\AppData\Local\Temp\d5b7c970e04ae56a1d7f2b096de69d6dd024c1cb6bb4e9c20f6e1fb446c70ff9.exe"
    1⤵
    • Modifies WinLogon for persistence
    • UAC bypass
    • Adds policy Run key to start application
    • Disables RegEdit via registry modification
    • Checks computer location settings
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:4200
    • C:\Users\Admin\AppData\Local\Temp\aihlq.exe
      "C:\Users\Admin\AppData\Local\Temp\aihlq.exe" "-"
      2⤵
      • Modifies WinLogon for persistence
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • System policy modification
      PID:1236
    • C:\Users\Admin\AppData\Local\Temp\aihlq.exe
      "C:\Users\Admin\AppData\Local\Temp\aihlq.exe" "-"
      2⤵
      • Modifies WinLogon for persistence
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • System policy modification
      PID:632
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:1008

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\aihlq.exe
      Filesize

      1.2MB

      MD5

      9a28699f7dab37a2ca3d63137ec3ffdf

      SHA1

      862542b1df2639f324c4ae71fd33f7b3fa2cae8c

      SHA256

      6e42866813824004717d9af55c4772f6c43e7b5063a8f7a133f518af74564a07

      SHA512

      a372467c269b02060f16ca60adc35fdca1d1356d8c899cd48c97a4d79048a0005e42b0d19d0c80f74a32775eb3cda5fac7b890608ee68834f558ba5d8c5ed505

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\aihlq.exe
      Filesize

      1.2MB

      MD5

      9a28699f7dab37a2ca3d63137ec3ffdf

      SHA1

      862542b1df2639f324c4ae71fd33f7b3fa2cae8c

      SHA256

      6e42866813824004717d9af55c4772f6c43e7b5063a8f7a133f518af74564a07

      SHA512

      a372467c269b02060f16ca60adc35fdca1d1356d8c899cd48c97a4d79048a0005e42b0d19d0c80f74a32775eb3cda5fac7b890608ee68834f558ba5d8c5ed505

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\aihlq.exe
      Filesize

      1.2MB

      MD5

      9a28699f7dab37a2ca3d63137ec3ffdf

      SHA1

      862542b1df2639f324c4ae71fd33f7b3fa2cae8c

      SHA256

      6e42866813824004717d9af55c4772f6c43e7b5063a8f7a133f518af74564a07

      SHA512

      a372467c269b02060f16ca60adc35fdca1d1356d8c899cd48c97a4d79048a0005e42b0d19d0c80f74a32775eb3cda5fac7b890608ee68834f558ba5d8c5ed505

      Download Submit