f591f8d1b3d8ab60fe73a7c089274de14fe546dfad0d25ed4e9f94ba4607d719

General

Target

dcbea9317f0e1bf2f0f2b64a72630133_JaffaCakes118.dll
Size

116KB
MD5

dcbea9317f0e1bf2f0f2b64a72630133
SHA1

dfcce0417959cb4254a476065e02087581f6163c
SHA256

f591f8d1b3d8ab60fe73a7c089274de14fe546dfad0d25ed4e9f94ba4607d719
SHA512

7bf5542fde40f2314fd928eccd7dafafa502d4db667cf7870c622a6769d95fecaebf59e5c0503ae0607394b41c1223af1e746b3d5a5d0ec28ee6ff09a10d0212
SSDEEP

1536:NkUOyy7UWu9Q8OY40E6ZZh6fOSvae7ey8Pjh0l8+jko0dS6i817ywaxbbuZSAj3:NOyyAWuu+40th+F/uYkqpUywa2SAz

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\dcbea9317f0e1bf2f0f2b64a72630133_JaffaCakes118 = "{08CFA8F1-CC2E-328C-751D-05656EDF2E1D}"	regsvr32.exe

Loads dropped DLL 1 IoCs

pid	Process
2112	regsvr32.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\hwlbhq\dcbea9317f0e1bf2f0f2b64a72630133_JaffaCakes118.dll	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 27 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{82D2AFF1-712F-11EF-A0E9-C60424AAF5E1} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{08CFA8F1-CC2E-328C-751D-05656EDF2E1D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{08CFA8F1-CC2E-328C-751D-05656EDF2E1D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{08CFA8F1-CC2E-328C-751D-05656EDF2E1D}\InprocServer32\ = "C:\\Program Files (x86)\\hwlbhq\\dcbea9317f0e1bf2f0f2b64a72630133_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{08CFA8F1-CC2E-328C-751D-05656EDF2E1D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2112	regsvr32.exe
3036	iexplore.exe
3036	iexplore.exe
2112	regsvr32.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2112	regsvr32.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
3036	iexplore.exe
3036	iexplore.exe
1484	IEXPLORE.EXE
1484	IEXPLORE.EXE
3036	iexplore.exe
3036	iexplore.exe
2452	IEXPLORE.EXE
2452	IEXPLORE.EXE
2112	regsvr32.exe
2112	regsvr32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2112	2092	regsvr32.exe	31
PID 2092 wrote to memory of 2112	2092	regsvr32.exe	31
PID 2092 wrote to memory of 2112	2092	regsvr32.exe	31
PID 2092 wrote to memory of 2112	2092	regsvr32.exe	31
PID 2092 wrote to memory of 2112	2092	regsvr32.exe	31
PID 2092 wrote to memory of 2112	2092	regsvr32.exe	31
PID 2092 wrote to memory of 2112	2092	regsvr32.exe	31
PID 3036 wrote to memory of 1484	3036	iexplore.exe	33
PID 3036 wrote to memory of 1484	3036	iexplore.exe	33
PID 3036 wrote to memory of 1484	3036	iexplore.exe	33
PID 3036 wrote to memory of 1484	3036	iexplore.exe	33
PID 3036 wrote to memory of 2452	3036	iexplore.exe	34
PID 3036 wrote to memory of 2452	3036	iexplore.exe	34
PID 3036 wrote to memory of 2452	3036	iexplore.exe	34
PID 3036 wrote to memory of 2452	3036	iexplore.exe	34

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\dcbea9317f0e1bf2f0f2b64a72630133_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\dcbea9317f0e1bf2f0f2b64a72630133_JaffaCakes118.dll
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Loads dropped DLL
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2112

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3036 CREDAT:275457 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1484
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3036 CREDAT:209925 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Program Files (x86)\hwlbhq\dcbea9317f0e1bf2f0f2b64a72630133_JaffaCakes118.dll

Filesize
116KB

MD5
dcbea9317f0e1bf2f0f2b64a72630133

SHA1
dfcce0417959cb4254a476065e02087581f6163c

SHA256
f591f8d1b3d8ab60fe73a7c089274de14fe546dfad0d25ed4e9f94ba4607d719

SHA512
7bf5542fde40f2314fd928eccd7dafafa502d4db667cf7870c622a6769d95fecaebf59e5c0503ae0607394b41c1223af1e746b3d5a5d0ec28ee6ff09a10d0212

Download Submit
memory/2112-0-0x00000000765F3000-0x000000007669D000-memory.dmp

Filesize
680KB

Download
memory/2112-1-0x0000000000170000-0x0000000000172000-memory.dmp

Filesize
8KB

Download
memory/2112-9-0x00000000001F0000-0x000000000020E000-memory.dmp

Filesize
120KB

Download
memory/2112-11-0x00000000765F3000-0x000000007669D000-memory.dmp

Filesize
680KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads