Overview

overview

9

Static

static

7db66ad64a...72.exe

windows7-x64

9

7db66ad64a...72.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    154s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2022 06:05

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    7db66ad64a23f53952dcd72eb1eaef6c063fb79c59db7f096930ea9285838f72.exe

  • Size

    184KB

  • MD5

    89f059a012a6911765ceaf4e3eefd2f8

  • SHA1

    d0aae8d39b153584b3ea8f82b1ccf99ebef6a20c

  • SHA256

    7db66ad64a23f53952dcd72eb1eaef6c063fb79c59db7f096930ea9285838f72

  • SHA512

    01938da98ff0352db5e8db56ad60158dfd758bba1036cbf31d6e95003254ab8bc5e8abdde6f6850258738099e6468c6fe228e0c32dd73a75a41d3161af468996

  • SSDEEP

    3072:kyXt9mTrJfPB6y0TwqjoL0sMjHicmDJij4X0PQgyrkEp92QObfOCLn2O:p4FfZ6zTwhmjsO4XcQ1F9pObp2O

Score
9/10
persistenceransomwarespywarestealer

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Executes dropped EXE 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Looks up external IP address via web service 1 IoCs

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

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies Control Panel 2 IoCs
    evasion
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7db66ad64a23f53952dcd72eb1eaef6c063fb79c59db7f096930ea9285838f72.exe
    "C:\Users\Admin\AppData\Local\Temp\7db66ad64a23f53952dcd72eb1eaef6c063fb79c59db7f096930ea9285838f72.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Users\Admin\AppData\Local\Temp\7db66ad64a23f53952dcd72eb1eaef6c063fb79c59db7f096930ea9285838f72.exe
      C:\Users\Admin\AppData\Local\Temp\7db66ad64a23f53952dcd72eb1eaef6c063fb79c59db7f096930ea9285838f72.exe
      2⤵
      • Checks computer location settings
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3004
      • C:\Users\Admin\AppData\Roaming\icllcxv.exe
        C:\Users\Admin\AppData\Roaming\icllcxv.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4636
        • C:\Users\Admin\AppData\Roaming\icllcxv.exe
          C:\Users\Admin\AppData\Roaming\icllcxv.exe
          4⤵
          • Executes dropped EXE
          • Modifies extensions of user files
          • Checks computer location settings
          • Adds Run key to start application
          • Sets desktop wallpaper using registry
          • Drops file in Program Files directory
          • Modifies Control Panel
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4148
          • C:\Windows\System32\vssadmin.exe
            "C:\Windows\System32\vssadmin.exe" delete shadows /all /Quiet
            5⤵
            • Interacts with shadow copies
            PID:3104
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\7DB66A~1.EXE >> NUL
        3⤵
          PID:4232
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2552
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -pss -s 428 -p 3052 -ip 3052
      1⤵
        PID:3564
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 3052 -s 3284
        1⤵
        • Program crash
        PID:1300
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:936
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 936 -s 2196
          2⤵
          • Program crash
          PID:4820
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -pss -s 408 -p 936 -ip 936
        1⤵
          PID:3716

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Initial Access

        Execution

        Persistence

        Registry Run Keys / Startup Folder

        2
        T1060

        Privilege Escalation

        Defense Evasion

        File Deletion

        2
        T1107

        Modify Registry

        3
        T1112

        Credential Access

        Credentials in Files

        1
        T1081

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        2
        T1082

        Lateral Movement

        Collection

        Data from Local System

        1
        T1005

        Exfiltration

        Command and Control

        Impact

        Inhibit System Recovery

        2
        T1490

        Defacement

        1
        T1491

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\Microsoft\Windows\Caches\{DDF571F2-BE98-426D-8288-1A9A39C3FDA2}.2.ver0x0000000000000001.db.ecc
          Filesize

          622KB

          MD5

          1d409b863437249f020066a2878c7efe

          SHA1

          800ac70cf56c9df951d8047695be759c0a6f44c7

          SHA256

          06a356ec065f54d6ff0706ce0270ccb60caa9f56e54a4caa0e1e04bb4cdb59a6

          SHA512

          e94d6a69b1c2a298865c70d0a8f283e0debc3750944d85e7493fed961282097cfbf2ae0381eea19a12c33ac97e1c600b3794a6a5dd268e6d763d535c16260e06

          Download Submit
        • C:\Users\Admin\AppData\Roaming\icllcxv.exe
          Filesize

          184KB

          MD5

          89f059a012a6911765ceaf4e3eefd2f8

          SHA1

          d0aae8d39b153584b3ea8f82b1ccf99ebef6a20c

          SHA256

          7db66ad64a23f53952dcd72eb1eaef6c063fb79c59db7f096930ea9285838f72

          SHA512

          01938da98ff0352db5e8db56ad60158dfd758bba1036cbf31d6e95003254ab8bc5e8abdde6f6850258738099e6468c6fe228e0c32dd73a75a41d3161af468996

          Download Submit
        • C:\Users\Admin\AppData\Roaming\icllcxv.exe
          Filesize

          184KB

          MD5

          89f059a012a6911765ceaf4e3eefd2f8

          SHA1

          d0aae8d39b153584b3ea8f82b1ccf99ebef6a20c

          SHA256

          7db66ad64a23f53952dcd72eb1eaef6c063fb79c59db7f096930ea9285838f72

          SHA512

          01938da98ff0352db5e8db56ad60158dfd758bba1036cbf31d6e95003254ab8bc5e8abdde6f6850258738099e6468c6fe228e0c32dd73a75a41d3161af468996

          Download Submit
        • C:\Users\Admin\AppData\Roaming\icllcxv.exe
          Filesize

          184KB

          MD5

          89f059a012a6911765ceaf4e3eefd2f8

          SHA1

          d0aae8d39b153584b3ea8f82b1ccf99ebef6a20c

          SHA256

          7db66ad64a23f53952dcd72eb1eaef6c063fb79c59db7f096930ea9285838f72

          SHA512

          01938da98ff0352db5e8db56ad60158dfd758bba1036cbf31d6e95003254ab8bc5e8abdde6f6850258738099e6468c6fe228e0c32dd73a75a41d3161af468996

          Download Submit
        • memory/1096-132-0x00000000759A0000-0x00000000759D9000-memory.dmp
          Filesize

          228KB

          Download
        • memory/1096-136-0x00000000759A0000-0x00000000759D9000-memory.dmp
          Filesize

          228KB

          Download
        • memory/3004-153-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/3004-137-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/3004-135-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/3004-133-0x0000000000000000-mapping.dmp
          Download
        • memory/3004-134-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/3004-141-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/3004-154-0x0000000075400000-0x0000000075439000-memory.dmp
          Filesize

          228KB

          Download
        • memory/3004-142-0x0000000075400000-0x0000000075439000-memory.dmp
          Filesize

          228KB

          Download
        • memory/3104-155-0x0000000000000000-mapping.dmp
          Download
        • memory/4148-148-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/4148-149-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/4148-150-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/4148-151-0x0000000075400000-0x0000000075439000-memory.dmp
          Filesize

          228KB

          Download
        • memory/4148-144-0x0000000000000000-mapping.dmp
          Download
        • memory/4148-156-0x0000000000400000-0x0000000000467000-memory.dmp
          Filesize

          412KB

          Download
        • memory/4232-152-0x0000000000000000-mapping.dmp
          Download
        • memory/4636-147-0x0000000075400000-0x0000000075439000-memory.dmp
          Filesize

          228KB

          Download
        • memory/4636-143-0x0000000075400000-0x0000000075439000-memory.dmp
          Filesize

          228KB

          Download
        • memory/4636-138-0x0000000000000000-mapping.dmp
          Download