17900fa640035d9c28fce788726e1941635a648f7eb671bf1e4e870c20662b18

Analysis

max time kernel
93s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2024, 12:12

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General

Target

34ab44b6e38103593e27bd08a9e6c474_JaffaCakes118.dll
Size

317KB
MD5

34ab44b6e38103593e27bd08a9e6c474
SHA1

0d729996f2c6e1da0da4a2ae1f53472942543c2c
SHA256

17900fa640035d9c28fce788726e1941635a648f7eb671bf1e4e870c20662b18
SHA512

983f730a575ae1f60e794a16b11983d8896cf8bf63a57b034566e97fae4a2d8f249a39bf5698f0b888546913d71586955eaf08850e4b98be9d9144db9581d13e
SSDEEP

6144:8WqPHmKCGf9ShyTDnR6fcHIf2knG0iWBp0InD8TskYyf:ZqPHmKCq9SwT7A0HIf2knRiWl4J

Score

6^/10

adware 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\lkbyrgmapmnlwwqd = "C:\\Windows\\System32\\regsvr32.exe /s \"C:\\Users\\Admin\\AppData\\Local\\Temp\\34ab44b6e38103593e27bd08a9e6c474_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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6F7BD01F-85DF-068E-AAC3-890DD1D1BF84}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6F7BD01F-85DF-068E-AAC3-890DD1D1BF84}	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3043163907"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000001cdc5e48483fa34f869ba9241b95153800000000020000000000106600000001000020000000fb32fe00bb20392d1cadcd7b8c0701713be51f43b24aef6b46668100f487ca9d000000000e8000000002000020000000632e997dce20e372044e83d1982422a7379643f697bfad228e86045fea40450520000000e15df8d098de98c70132e390cb72bf5d3f29bf3af246cdbd6f782e0e554f8d11400000004011f2507ba696fbc328634e1517f37e18cd87378ad651fdb4b85228c9514051068d4107180818abd0ea41bd659aff99ebe14e425ee12fd4b243bc71f6667d16	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31118018"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31118018"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31118018"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\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-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3046601235"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e09cc8b6c2d2da01	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c0a1cfb6c2d2da01	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "427378610"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E107C1A1-3EB5-11EF-9A70-FE96FDA21426} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000001cdc5e48483fa34f869ba9241b9515380000000002000000000010660000000100002000000009e494027bc7f4723600ecd2493c445e4c945cd23ee8f16b802c78a8e03bed04000000000e8000000002000020000000a245508eb420bf5ee1f366e8580508b514c21d9eb52b0a0c48a14655eb7609b32000000029802c0f118e2a1da63e944f343280079da278d91553e66d3f949ca9497478c9400000005e4236bdc536f51864dbaf3687a9f3c3a564facf51d979ae6c9164039c529fc50b5900605a7008866451b25b349d1a54e8b857479a125206f9fc2ca35d4ee89d	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3043163907"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6F7BD01F-85DF-068E-AAC3-890DD1D1BF84}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\34ab44b6e38103593e27bd08a9e6c474_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6F7BD01F-85DF-068E-AAC3-890DD1D1BF84}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6F7BD01F-85DF-068E-AAC3-890DD1D1BF84}\ = "agadoo browser enhancer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6F7BD01F-85DF-068E-AAC3-890DD1D1BF84}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6F7BD01F-85DF-068E-AAC3-890DD1D1BF84}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1792	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1792	iexplore.exe
1792	iexplore.exe
3352	IEXPLORE.EXE
3352	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 4668	4228	regsvr32.exe	82
PID 4228 wrote to memory of 4668	4228	regsvr32.exe	82
PID 4228 wrote to memory of 4668	4228	regsvr32.exe	82
PID 1792 wrote to memory of 3352	1792	iexplore.exe	87
PID 1792 wrote to memory of 3352	1792	iexplore.exe	87
PID 1792 wrote to memory of 3352	1792	iexplore.exe	87

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\34ab44b6e38103593e27bd08a9e6c474_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4228
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\34ab44b6e38103593e27bd08a9e6c474_JaffaCakes118.dll
  2⤵
  - Adds Run key to start application
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4668

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:4272

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:1792
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1792 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:3352

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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