cryptolocker | d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9

General

Target

CryptoLocker.exe
Size

338KB
MD5

04fb36199787f2e3e2135611a38321eb
SHA1

65559245709fe98052eb284577f1fd61c01ad20d
SHA256

d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9
SHA512

533d6603f6e2a77bd1b2c6591a135c4717753d53317c1be06e43774e896d9543bcd0ea6904a0688aa84b2d8424641d68994b1e7dc4aa46d66c36feecb6145444
SSDEEP

6144:sWmw0EuCN0pLWgTO3x5N22vWvLRKKAX5l++SybIvC:sWkEuCaNT85I2vCMX5l+ZRv

Score

10^/10

cryptolocker persistence ransomware

Malware Config

Signatures

CryptoLocker
Ransomware family with multiple variants.
ransomware cryptolocker

Modifies Installed Components in the registry 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

unregmp2.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}\Version = "12,0,19041,1266"	unregmp2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}\IsInstalled = "0"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}\Stubpath = "%SystemRoot%\\system32\\unregmp2.exe /ShowWMP"	unregmp2.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}	unregmp2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\>{22d6f312-b0f6-11d0-94ab-0080c74c7e95}\DontAsk = "2"	unregmp2.exe

Deletes itself 1 IoCs

Processes:

{34184A33-0407-212E-3320-09040709E2C2}.exe

pid process

1552 {34184A33-0407-212E-3320-09040709E2C2}.exe
Executes dropped EXE 2 IoCs

Processes:

{34184A33-0407-212E-3320-09040709E2C2}.exe{34184A33-0407-212E-3320-09040709E2C2}.exe

pid process

1552 {34184A33-0407-212E-3320-09040709E2C2}.exe
1828 {34184A33-0407-212E-3320-09040709E2C2}.exe

pid	process
1552	{34184A33-0407-212E-3320-09040709E2C2}.exe

pid	process
1552	{34184A33-0407-212E-3320-09040709E2C2}.exe
1828	{34184A33-0407-212E-3320-09040709E2C2}.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

{34184A33-0407-212E-3320-09040709E2C2}.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CryptoLocker = "C:\\Users\\Admin\\AppData\\Roaming\\{34184A33-0407-212E-3320-09040709E2C2}.exe"	{34184A33-0407-212E-3320-09040709E2C2}.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

unregmp2.exe

description ioc process

File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\desktop.ini unregmp2.exe

description	ioc	process
File opened for modification	C:\ProgramData\Microsoft\Windows\Start Menu\Programs\desktop.ini	unregmp2.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

unregmp2.exe

description	ioc	process
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe

Drops file in System32 directory 11 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jcp	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSStmp.log	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00001.jrs	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.log	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jtx	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00002.jrs	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.jfm	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat	svchost.exe

Drops file in Program Files directory 1 IoCs

Processes:

unregmp2.exe

description ioc process

File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe unregmp2.exe

description	ioc	process
File opened for modification	C:\Program Files\Windows Media Player\wmplayer.exe	unregmp2.exe

Drops file in Windows directory 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll	svchost.exe

Modifies registry class 64 IoCs

Processes:

unregmp2.exemspaint.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Video\shellex\ContextMenuHandlers\PlayTo	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Video\shellex\ContextMenuHandlers\PlayTo	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\ = "&Add to Windows Media Player list"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\video\shellex\ContextMenuHandlers\PlayTo	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shellex\ContextMenuHandlers\PlayTo	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\command\DelegateExecute = "{ed1d0fdf-4414-470a-a56d-cfb68623fc58}"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9800"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\command\DelegateExecute = "{45597c98-80f6-4549-84ff-752cf55e2d29}"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue	unregmp2.exe
Key created	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000_Classes\Local Settings	mspaint.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play\NeverDefault	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play\command	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play\NeverDefault	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\command\DelegateExecute = "{ed1d0fdf-4414-470a-a56d-cfb68623fc58}"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9800"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Enqueue\ = "&Add to Windows Media Player list"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\command	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\NeverDefault	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\command	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shellex\ContextMenuHandlers\PlayTo	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Enqueue\command\DelegateExecute = "{45597c98-80f6-4549-84ff-752cf55e2d29}"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue\command	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\NeverDefault	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Play\ = "&Play with Windows Media Player"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue\NeverDefault	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9800"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue\command\DelegateExecute = "{45597c98-80f6-4549-84ff-752cf55e2d29}"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\ = "&Play with Windows Media Player"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\command\DelegateExecute = "{ed1d0fdf-4414-470a-a56d-cfb68623fc58}"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shellex\ContextMenuHandlers\PlayTo	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\NetworkExplorerPlugins\urn:schemas-upnp-org:device:MediaRenderer:1\ShellEx\ContextMenuHandlers\{A45AEC2B-549E-405F-AF3E-C6B03C4FDFBF}	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\NetworkExplorerPlugins\urn:schemas-upnp-org:device:MediaRenderer:1\ShellEx\ContextMenuHandlers\{17FC1A80-140E-4290-A64F-4A29A951A867}	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\ = "&Play with Windows Media Player"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9801"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Play\command	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\image\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play\command\DelegateExecute = "{ed1d0fdf-4414-470a-a56d-cfb68623fc58}"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\command	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\NetworkExplorerPlugins\urn:schemas-upnp-org:device:MediaRenderer:1\ShellEx\ContextMenuHandlers\{17FC1A80-140E-4290-A64F-4A29A951A867}\ = "Open Media Sharing Handler"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue\command\DelegateExecute = "{45597c98-80f6-4549-84ff-752cf55e2d29}"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Play\ = "&Play with Windows Media Player"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Audio\shell\Enqueue\NeverDefault	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\NeverDefault	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\audio\shell\Enqueue\MUIVerb = "@%SystemRoot%\\system32\\unregmp2.exe,-9800"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shell\Enqueue	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue\command	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Play\NeverDefault	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Audio\shellex\ContextMenuHandlers\PlayTo	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\video\shellex\ContextMenuHandlers\PlayTo\ = "{7AD84985-87B4-4a16-BE58-8B72A5B390F7}"	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SystemFileAssociations\Directory.Image\shell\Enqueue\ = "&Add to Windows Media Player list"	unregmp2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Enqueue\command	unregmp2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Stack.Image\shell\Play\ = "&Play with Windows Media Player"	unregmp2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

mspaint.exe

pid process

1924 mspaint.exe
1924 mspaint.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

OpenWith.exe

pid process

4432 OpenWith.exe

pid	process
1924	mspaint.exe
1924	mspaint.exe

pid	process
4432	OpenWith.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

unregmp2.exewmplayer.exe

description	pid	process
Token: SeShutdownPrivilege	1064	unregmp2.exe
Token: SeCreatePagefilePrivilege	1064	unregmp2.exe
Token: SeShutdownPrivilege	2592	wmplayer.exe
Token: SeCreatePagefilePrivilege	2592	wmplayer.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mspaint.exeOpenWith.exe

pid process

1924 mspaint.exe
4432 OpenWith.exe

pid	process
1924	mspaint.exe
4432	OpenWith.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

CryptoLocker.exe{34184A33-0407-212E-3320-09040709E2C2}.exewmplayer.exeunregmp2.exesetup_wm.exeunregmp2.exe

description	pid	process	target process
PID 1480 wrote to memory of 1552	1480	CryptoLocker.exe	{34184A33-0407-212E-3320-09040709E2C2}.exe
PID 1480 wrote to memory of 1552	1480	CryptoLocker.exe	{34184A33-0407-212E-3320-09040709E2C2}.exe
PID 1480 wrote to memory of 1552	1480	CryptoLocker.exe	{34184A33-0407-212E-3320-09040709E2C2}.exe
PID 1552 wrote to memory of 1828	1552	{34184A33-0407-212E-3320-09040709E2C2}.exe	{34184A33-0407-212E-3320-09040709E2C2}.exe
PID 1552 wrote to memory of 1828	1552	{34184A33-0407-212E-3320-09040709E2C2}.exe	{34184A33-0407-212E-3320-09040709E2C2}.exe
PID 1552 wrote to memory of 1828	1552	{34184A33-0407-212E-3320-09040709E2C2}.exe	{34184A33-0407-212E-3320-09040709E2C2}.exe
PID 620 wrote to memory of 2132	620	wmplayer.exe	setup_wm.exe
PID 620 wrote to memory of 2132	620	wmplayer.exe	setup_wm.exe
PID 620 wrote to memory of 2132	620	wmplayer.exe	setup_wm.exe
PID 620 wrote to memory of 3028	620	wmplayer.exe	unregmp2.exe
PID 620 wrote to memory of 3028	620	wmplayer.exe	unregmp2.exe
PID 620 wrote to memory of 3028	620	wmplayer.exe	unregmp2.exe
PID 3028 wrote to memory of 1064	3028	unregmp2.exe	unregmp2.exe
PID 3028 wrote to memory of 1064	3028	unregmp2.exe	unregmp2.exe
PID 2132 wrote to memory of 548	2132	setup_wm.exe	unregmp2.exe
PID 2132 wrote to memory of 548	2132	setup_wm.exe	unregmp2.exe
PID 2132 wrote to memory of 548	2132	setup_wm.exe	unregmp2.exe
PID 548 wrote to memory of 3200	548	unregmp2.exe	unregmp2.exe
PID 548 wrote to memory of 3200	548	unregmp2.exe	unregmp2.exe
PID 2132 wrote to memory of 2592	2132	setup_wm.exe	wmplayer.exe
PID 2132 wrote to memory of 2592	2132	setup_wm.exe	wmplayer.exe
PID 2132 wrote to memory of 2592	2132	setup_wm.exe	wmplayer.exe

C:\Users\Admin\AppData\Local\Temp\CryptoLocker.exe
"C:\Users\Admin\AppData\Local\Temp\CryptoLocker.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
  "C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" "/rC:\Users\Admin\AppData\Local\Temp\CryptoLocker.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
    "C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" /w0000021C
    3⤵
    - Executes dropped EXE
    PID:1828

C:\Windows\system32\mspaint.exe
"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\Desktop\AssertSwitch.jpe" /ForceBootstrapPaint3D
1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1924

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s DsSvc
1⤵
- Drops file in System32 directory
PID:2560

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4432

C:\Program Files (x86)\Windows Media Player\wmplayer.exe
"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Play -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:620
- C:\Program Files (x86)\Windows Media Player\setup_wm.exe
  "C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Play -Embedding
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\unregmp2.exe
    C:\Windows\system32\unregmp2.exe /ShowWMP /SetShowState /CreateMediaLibrary
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:548
  - - C:\Windows\system32\unregmp2.exe
      "C:\Windows\SysNative\unregmp2.exe" /ShowWMP /SetShowState /CreateMediaLibrary /REENTRANT
      4⤵
      Modifies Installed Components in the registry
      Drops desktop.ini file(s)
      Drops file in Program Files directory
      Modifies registry class
      PID:3200
- - C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Relaunch /Play C:\Users\Admin\Desktop\CloseGet.midi
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2592
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:1064

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:3716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb

Filesize
256KB

MD5
e0732809d78c460be4d2af056f9be285

SHA1
ded9558db8f9cf54d75651ff706fd8c6fa9f63eb

SHA256
f8527813cf404938c98e9cb2b71f7cf5b07bce9bc406a7b219602a23d7f8ac7d

SHA512
d60f660176039caea03f466890aa2268b6bc5ec021f4ce1941d7d2c67e0fd411c9dd67a161f9de19e25bd8cd15f73425b598566126f65b7f6d5c173a218e5cf8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

Download Submit
C:\Users\Admin\AppData\Local\Temp\wmsetup.log

Filesize
1KB

MD5
ab807b7572592a6626820c3c4156592e

SHA1
8d3ec9427a8f83bae283816adb6afb88a9a10887

SHA256
13b57cbdc01cd2514c5d17857e02abd70c48bc2d1949848b322c25d312406d4d

SHA512
0de47e5ffd82b8964e42557a160bd16a14d5c2592803e4a588d2ab8de78eb78b141ef8c81e7c10c0418cfd94e7b1536bfe830804ee1fa7780a316239e592e1d9

Download Submit
C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe

Filesize
338KB

MD5
04fb36199787f2e3e2135611a38321eb

SHA1
65559245709fe98052eb284577f1fd61c01ad20d

SHA256
d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9

SHA512
533d6603f6e2a77bd1b2c6591a135c4717753d53317c1be06e43774e896d9543bcd0ea6904a0688aa84b2d8424641d68994b1e7dc4aa46d66c36feecb6145444

Download Submit
memory/2560-22-0x00000261CBB80000-0x00000261CBB81000-memory.dmp

Filesize
4KB

Download
memory/2560-21-0x00000261CBAF0000-0x00000261CBAF1000-memory.dmp

Filesize
4KB

Download
memory/2560-19-0x00000261CBAF0000-0x00000261CBAF1000-memory.dmp

Filesize
4KB

Download
memory/2560-23-0x00000261CBB80000-0x00000261CBB81000-memory.dmp

Filesize
4KB

Download
memory/2560-24-0x00000261CBB90000-0x00000261CBB91000-memory.dmp

Filesize
4KB

Download
memory/2560-25-0x00000261CBB90000-0x00000261CBB91000-memory.dmp

Filesize
4KB

Download
memory/2560-17-0x00000261CBA70000-0x00000261CBA71000-memory.dmp

Filesize
4KB

Download
memory/2560-10-0x00000261C37A0000-0x00000261C37B0000-memory.dmp

Filesize
64KB

Download
memory/2560-6-0x00000261C3760000-0x00000261C3770000-memory.dmp

Filesize
64KB

Download
memory/2592-71-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-78-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-68-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-72-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-74-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-76-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-79-0x0000000008FA0000-0x0000000008FB0000-memory.dmp

Filesize
64KB

Download
memory/2592-70-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-77-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-81-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-82-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-80-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-73-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download
memory/2592-83-0x0000000008E80000-0x0000000008E90000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads