Analysis

  • max time kernel
    154s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-10-2022 20:26

General

  • Target

    b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388.exe

  • Size

    354KB

  • MD5

    92430135c74c57805b76fac3b1c08902

  • SHA1

    7b072e2c3fdffc5cc2b129713ee9590edb83dbe7

  • SHA256

    b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388

  • SHA512

    fc1fbef9f34b0d311de2a9ed44e1ffce496d5cfe49d78452bec4e90e967520e4827af8485a7f87d68ad45224eff9b9d42147abf3a5a71b036c5f8b7af75607fc

  • SSDEEP

    6144:FQq2fqS+L/IKCLbF9tC9yJpinokIUS8CoEJksPJ+caf:l2f+L/eLbvqCtRb3w

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Executes dropped EXE 1 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 2 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388.exe
    "C:\Users\Admin\AppData\Local\Temp\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5008
    • C:\Users\Admin\AppData\Local\Temp\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388.exe
      "C:\Users\Admin\AppData\Local\Temp\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3832
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3584
      • C:\Windows\SysWOW64\PING.EXE
        ping 1.1.1.1 -n 1 -w 1000
        3⤵
        • Runs ping.exe
        PID:1212

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388.exe

    Filesize

    354KB

    MD5

    92430135c74c57805b76fac3b1c08902

    SHA1

    7b072e2c3fdffc5cc2b129713ee9590edb83dbe7

    SHA256

    b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388

    SHA512

    fc1fbef9f34b0d311de2a9ed44e1ffce496d5cfe49d78452bec4e90e967520e4827af8485a7f87d68ad45224eff9b9d42147abf3a5a71b036c5f8b7af75607fc

  • C:\Users\Admin\AppData\Local\Temp\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388\b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388.exe

    Filesize

    354KB

    MD5

    92430135c74c57805b76fac3b1c08902

    SHA1

    7b072e2c3fdffc5cc2b129713ee9590edb83dbe7

    SHA256

    b04766016dd1de01741012a88da5ec2adc17b7a0f21f532a84dad01700b13388

    SHA512

    fc1fbef9f34b0d311de2a9ed44e1ffce496d5cfe49d78452bec4e90e967520e4827af8485a7f87d68ad45224eff9b9d42147abf3a5a71b036c5f8b7af75607fc

  • memory/3832-140-0x0000000074E40000-0x00000000753F1000-memory.dmp

    Filesize

    5.7MB

  • memory/3832-141-0x0000000074E40000-0x00000000753F1000-memory.dmp

    Filesize

    5.7MB

  • memory/5008-133-0x0000000074E40000-0x00000000753F1000-memory.dmp

    Filesize

    5.7MB

  • memory/5008-138-0x0000000074E40000-0x00000000753F1000-memory.dmp

    Filesize

    5.7MB