Overview

overview

9

Static

static

cc5278242b...3b.exe

windows7-x64

9

cc5278242b...3b.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    151s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2022, 22:55

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    cc5278242b8a119b0cdcdf10f48269b21fdcecfbb2ac1292b3548a54eaee853b.exe

  • Size

    280KB

  • MD5

    630c1481a23ccb384e983be564b86560

  • SHA1

    0c1ea1cfcae42e2c51b8edc11e11272eb044ca87

  • SHA256

    cc5278242b8a119b0cdcdf10f48269b21fdcecfbb2ac1292b3548a54eaee853b

  • SHA512

    4a41ad29df9f574bbf928de1f08e79d7f23bb5628348402998ebbfc76a49d55ec2a89691f59b570e126ffe614aa1c9e839b99fad851168987067d07245317796

  • SSDEEP

    3072:PTfF8DHWIsMNjHVb7D22yPJAANQRU3Cb8Zteb3sPWZY8mgOFPtX1ObdM:PjGTHsMjH121Es3CbLWcOPob+

Score
9/10
persistenceransomwarespywarestealer

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • 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 2 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.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cc5278242b8a119b0cdcdf10f48269b21fdcecfbb2ac1292b3548a54eaee853b.exe
    "C:\Users\Admin\AppData\Local\Temp\cc5278242b8a119b0cdcdf10f48269b21fdcecfbb2ac1292b3548a54eaee853b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Users\Admin\AppData\Roaming\lhnomct.exe
      C:\Users\Admin\AppData\Roaming\lhnomct.exe
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Modifies extensions of user files
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1992
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe delete shadows /all
        3⤵
        • Interacts with shadow copies
        PID:1732
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\CC5278~1.EXE >> NUL
      2⤵
      • Deletes itself
      PID:1740
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1924

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\lhnomct.exe
    Filesize

    280KB

    MD5

    630c1481a23ccb384e983be564b86560

    SHA1

    0c1ea1cfcae42e2c51b8edc11e11272eb044ca87

    SHA256

    cc5278242b8a119b0cdcdf10f48269b21fdcecfbb2ac1292b3548a54eaee853b

    SHA512

    4a41ad29df9f574bbf928de1f08e79d7f23bb5628348402998ebbfc76a49d55ec2a89691f59b570e126ffe614aa1c9e839b99fad851168987067d07245317796

    Download Submit

  • C:\Users\Admin\AppData\Roaming\lhnomct.exe
    Filesize

    280KB

    MD5

    630c1481a23ccb384e983be564b86560

    SHA1

    0c1ea1cfcae42e2c51b8edc11e11272eb044ca87

    SHA256

    cc5278242b8a119b0cdcdf10f48269b21fdcecfbb2ac1292b3548a54eaee853b

    SHA512

    4a41ad29df9f574bbf928de1f08e79d7f23bb5628348402998ebbfc76a49d55ec2a89691f59b570e126ffe614aa1c9e839b99fad851168987067d07245317796

    Download Submit

  • \Users\Admin\AppData\Roaming\lhnomct.exe
    Filesize

    280KB

    MD5

    630c1481a23ccb384e983be564b86560

    SHA1

    0c1ea1cfcae42e2c51b8edc11e11272eb044ca87

    SHA256

    cc5278242b8a119b0cdcdf10f48269b21fdcecfbb2ac1292b3548a54eaee853b

    SHA512

    4a41ad29df9f574bbf928de1f08e79d7f23bb5628348402998ebbfc76a49d55ec2a89691f59b570e126ffe614aa1c9e839b99fad851168987067d07245317796

    Download Submit

  • \Users\Admin\AppData\Roaming\lhnomct.exe
    Filesize

    280KB

    MD5

    630c1481a23ccb384e983be564b86560

    SHA1

    0c1ea1cfcae42e2c51b8edc11e11272eb044ca87

    SHA256

    cc5278242b8a119b0cdcdf10f48269b21fdcecfbb2ac1292b3548a54eaee853b

    SHA512

    4a41ad29df9f574bbf928de1f08e79d7f23bb5628348402998ebbfc76a49d55ec2a89691f59b570e126ffe614aa1c9e839b99fad851168987067d07245317796

    Download Submit

  • memory/1680-54-0x0000000075281000-0x0000000075283000-memory.dmp

    Filesize

    8KB

    Download