e270ca84eff5f2885d76bba6fdfc79e22c7cab5b4d7b0707422e1a0416276cbc

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 12:33

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General

Target

7411d61e4a87fa69c22e010fa3b4cc70_JaffaCakes118.dll
Size

649KB
MD5

7411d61e4a87fa69c22e010fa3b4cc70
SHA1

60f03149a300810d6e00f36aa223c23505aa2cd1
SHA256

e270ca84eff5f2885d76bba6fdfc79e22c7cab5b4d7b0707422e1a0416276cbc
SHA512

1ebe77a8c42219a3ba18ecae8a69084737cd2c6d78205db70184cc6174e71f59b1f080c25a04781db98d7d47e4cea65983e0f29718f042c29e73cf665e01216e
SSDEEP

12288:X2KXu1WZZ/5y3In6RNIXR7QuRq4eLh0Hou+WXhqE9pZoc8rZl5SwFeb8:X2xAZZxpAY7cJLKIdE9pd8rZQb

Score

6^/10

adware discovery persistence stealer

Malware Config

Signatures

Adds Run key to start application 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\Run\pustnsnpeyywvx = "C:\\Windows\\System32\\regsvr32.exe /s \"C:\\Users\\Admin\\AppData\\Local\\Temp\\7411d61e4a87fa69c22e010fa3b4cc70_JaffaCakes118.dll\""	regsvr32.exe

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{48DF1CC7-CCAF-955B-5065-58C89DBAA189}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{48DF1CC7-CCAF-955B-5065-58C89DBAA189}\NoExplorer = "1"	regsvr32.exe

Maps connected drives based on registry 3 TTPs 3 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\Count	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	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	ielowutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4206955154"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{260D8EBA-4B4E-11EF-AF84-5EC22215AA79} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4202890878"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31121242"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "428763423"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31121242"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4202890878"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31121242"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48DF1CC7-CCAF-955B-5065-58C89DBAA189}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48DF1CC7-CCAF-955B-5065-58C89DBAA189}\ = "cashtitan browser enhancer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48DF1CC7-CCAF-955B-5065-58C89DBAA189}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48DF1CC7-CCAF-955B-5065-58C89DBAA189}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{48DF1CC7-CCAF-955B-5065-58C89DBAA189}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7411d61e4a87fa69c22e010fa3b4cc70_JaffaCakes118.dll"	regsvr32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2172	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2172	iexplore.exe
2172	iexplore.exe
2280	IEXPLORE.EXE
2280	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 4652	1780	regsvr32.exe	85
PID 1780 wrote to memory of 4652	1780	regsvr32.exe	85
PID 1780 wrote to memory of 4652	1780	regsvr32.exe	85
PID 2172 wrote to memory of 2280	2172	iexplore.exe	88
PID 2172 wrote to memory of 2280	2172	iexplore.exe	88
PID 2172 wrote to memory of 2280	2172	iexplore.exe	88

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7411d61e4a87fa69c22e010fa3b4cc70_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\7411d61e4a87fa69c22e010fa3b4cc70_JaffaCakes118.dll
  2⤵
  - Adds Run key to start application
  - Installs/modifies Browser Helper Object
  - Maps connected drives based on registry
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4652

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
- System Location Discovery: System Language Discovery
PID:2136

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:2172
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2172 CREDAT:17410 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Browser Extensions

T1176

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
3657335e6a16bf2e31605028126baadb

SHA1
e5d5a1fb18511ebcb49494570a94b92527540114

SHA256
433b51bbdd8a72ef859d9e4bc11030dd61b20e78db25fda3780d5ae8fe706548

SHA512
29b6d77cb3850711312b6578dc8f647018c1e7ea7ff1a375f55563dd69395d03a960d11e6a83d77c0a93695440fb1c3522cfbd4c957e6e06c82c9e8650785848

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
e7be79a4b3ef30c9a83c2fddfc3b32d5

SHA1
627c84bf275cb0870a6b50dbdd7f2aec18565626

SHA256
5b88c2519364f260aa35f368dd6568d7258065b929516365a9d527bf362afb1b

SHA512
55cb9f7941d8f4e2873afb37d922d646fae563a8f2e3248dfcbb62d8b3d28c46f604c784cb178b7e2cf59263511c1c250fc10f249aa3a491223de67839c245d8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\QOWVUGSW\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/4652-0-0x0000000002500000-0x0000000002B08000-memory.dmp

Filesize
6.0MB

Download
memory/4652-12-0x0000000002500000-0x0000000002B08000-memory.dmp

Filesize
6.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads