Analysis

  • max time kernel
    299s
  • max time network
    179s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10-01-2023 04:18

General

  • Target

    01138f2318e59e1fe59f1eb7de3859af815ebf9a59aae1084c1a97a99319ee35.exe

  • Size

    160KB

  • MD5

    b9363486500e209c05f97330226bbf8a

  • SHA1

    bfe2d0072d09b30ec66dee072dde4e7af26e4633

  • SHA256

    01138f2318e59e1fe59f1eb7de3859af815ebf9a59aae1084c1a97a99319ee35

  • SHA512

    6d06e5baeab962d85b306c72f39a82e40e22eb889867c11c406a069011155cb8901bf021f48efc98fd95340be7e9609fc11f4e24fc322dbf721e610120771534

  • SSDEEP

    768:Dz6Gwy7E2OreQTFwf32MVnZbmQNLk7mtlqWGG9Lto8hecAD9Grp/2mPYHfMDy4If:ZyrRqf32MXb38mSzuhPAK/23kTktX6

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Loads dropped DLL 1 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • 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 8 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 16 IoCs
  • Modifies registry class 22 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:344
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s SENS
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1412
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s UserManager
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1392
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1872
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s Themes
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1268
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s WpnService
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2676
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2664
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s Browser
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2576
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k WspService
      2⤵
      • Drops file in System32 directory
      • Checks processor information in registry
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      PID:4400
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2368
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2324
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1172
  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s Schedule
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1044
  • C:\Users\Admin\AppData\Local\Temp\01138f2318e59e1fe59f1eb7de3859af815ebf9a59aae1084c1a97a99319ee35.exe
    "C:\Users\Admin\AppData\Local\Temp\01138f2318e59e1fe59f1eb7de3859af815ebf9a59aae1084c1a97a99319ee35.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3768
    • C:\Users\Admin\AppData\Local\Temp\01138f2318e59e1fe59f1eb7de3859af815ebf9a59aae1084c1a97a99319ee35.exe
      "C:\Users\Admin\AppData\Local\Temp\01138f2318e59e1fe59f1eb7de3859af815ebf9a59aae1084c1a97a99319ee35.exe" -h
      2⤵
        PID:4848
    • C:\Windows\system32\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open
      1⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:4460
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open
        2⤵
        • Loads dropped DLL
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3412

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\db.dat

      Filesize

      557KB

      MD5

      30d5f615722d12fdda4f378048221909

      SHA1

      e94e3e3a6fae8b29f0f80128761ad1b69304a7eb

      SHA256

      b7cb464cd0c61026ec38d89c0a041393bc9369e217303677551eec65a09d2628

      SHA512

      a561a224d7228ec531a966c7dbd6bc88138e2f4a1c8112e5950644f69bf3a43b1e87e03bc1b4fd5e9ca071b5a9353b18697573404602ccd51f2946faf95144c2

    • C:\Users\Admin\AppData\Local\Temp\db.dll

      Filesize

      52KB

      MD5

      0b35335b70b96d31633d0caa207d71f9

      SHA1

      996c7804fe4d85025e2bd7ea8aa5e33c71518f84

      SHA256

      ec01d244074f45d4f698f5713147e99d76053824a648b306e1debf69f3ba9ce6

      SHA512

      ab3d770e99b3f379165863808f3ffc55d64d8e9384a158e6695d7325e97fa1bb570c5088ccdc1d2c3b90df5be11d6722ede15e7b6552bf90e748cb9c28ab94ce

    • \Users\Admin\AppData\Local\Temp\db.dll

      Filesize

      52KB

      MD5

      0b35335b70b96d31633d0caa207d71f9

      SHA1

      996c7804fe4d85025e2bd7ea8aa5e33c71518f84

      SHA256

      ec01d244074f45d4f698f5713147e99d76053824a648b306e1debf69f3ba9ce6

      SHA512

      ab3d770e99b3f379165863808f3ffc55d64d8e9384a158e6695d7325e97fa1bb570c5088ccdc1d2c3b90df5be11d6722ede15e7b6552bf90e748cb9c28ab94ce

    • memory/344-311-0x0000018ECD6B0000-0x0000018ECD722000-memory.dmp

      Filesize

      456KB

    • memory/1044-316-0x0000025389D40000-0x0000025389DB2000-memory.dmp

      Filesize

      456KB

    • memory/1172-315-0x0000021BF3930000-0x0000021BF39A2000-memory.dmp

      Filesize

      456KB

    • memory/1268-319-0x000001C0E7B40000-0x000001C0E7BB2000-memory.dmp

      Filesize

      456KB

    • memory/1392-320-0x0000017006500000-0x0000017006572000-memory.dmp

      Filesize

      456KB

    • memory/1412-317-0x0000018477460000-0x00000184774D2000-memory.dmp

      Filesize

      456KB

    • memory/1872-318-0x000001DA12300000-0x000001DA12372000-memory.dmp

      Filesize

      456KB

    • memory/2324-313-0x000002555B800000-0x000002555B872000-memory.dmp

      Filesize

      456KB

    • memory/2368-314-0x0000016E55310000-0x0000016E55382000-memory.dmp

      Filesize

      456KB

    • memory/2576-310-0x0000020E38330000-0x0000020E383A2000-memory.dmp

      Filesize

      456KB

    • memory/2576-309-0x0000020E37F90000-0x0000020E37FDD000-memory.dmp

      Filesize

      308KB

    • memory/2664-321-0x00000166B7940000-0x00000166B79B2000-memory.dmp

      Filesize

      456KB

    • memory/2676-322-0x0000016DC9770000-0x0000016DC97E2000-memory.dmp

      Filesize

      456KB

    • memory/3412-308-0x0000000000B20000-0x0000000000B7E000-memory.dmp

      Filesize

      376KB

    • memory/3412-275-0x0000000000B20000-0x0000000000B7E000-memory.dmp

      Filesize

      376KB

    • memory/3412-274-0x00000000042F0000-0x00000000043F6000-memory.dmp

      Filesize

      1.0MB

    • memory/3412-218-0x0000000000000000-mapping.dmp

    • memory/3768-144-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-131-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-142-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-143-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-120-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-145-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-146-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-147-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-148-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-149-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-151-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-150-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-152-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-153-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-154-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-155-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-156-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-157-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-158-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-159-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-160-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-161-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-121-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-122-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-123-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-124-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-125-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-126-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-127-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-128-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-129-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-130-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-141-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-132-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-133-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-134-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-135-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-136-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-137-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-138-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-139-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/3768-140-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4400-312-0x000002416C250000-0x000002416C2C2000-memory.dmp

      Filesize

      456KB

    • memory/4400-335-0x000002416DBA0000-0x000002416DC21000-memory.dmp

      Filesize

      516KB

    • memory/4400-334-0x000002416DBA0000-0x000002416DC21000-memory.dmp

      Filesize

      516KB

    • memory/4400-333-0x000002416EA00000-0x000002416EB04000-memory.dmp

      Filesize

      1.0MB

    • memory/4400-332-0x000002416C2E0000-0x000002416C2FB000-memory.dmp

      Filesize

      108KB

    • memory/4400-331-0x000002416DBA0000-0x000002416DC21000-memory.dmp

      Filesize

      516KB

    • memory/4400-330-0x000002416DBA0000-0x000002416DC21000-memory.dmp

      Filesize

      516KB

    • memory/4400-329-0x000002416EA00000-0x000002416EB04000-memory.dmp

      Filesize

      1.0MB

    • memory/4400-328-0x000002416C2E0000-0x000002416C2FB000-memory.dmp

      Filesize

      108KB

    • memory/4400-278-0x00007FF6014D4060-mapping.dmp

    • memory/4400-323-0x000002416C250000-0x000002416C2C2000-memory.dmp

      Filesize

      456KB

    • memory/4848-170-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-164-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-172-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-174-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-171-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-182-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-169-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-168-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-167-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-166-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-165-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-173-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-163-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-162-0x0000000000000000-mapping.dmp

    • memory/4848-175-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-176-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-177-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-178-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-179-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-180-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-181-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-184-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-183-0x0000000077BF0000-0x0000000077D7E000-memory.dmp

      Filesize

      1.6MB