6d012948070dd7ad27d982862c55b6f4552b97fec36dd78dd6c6d22e101fdea9

Analysis

max time kernel
131s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09/07/2024, 11:51

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General

Target

3042cf7b127f5b3f9fa87171ea6e7630_JaffaCakes118.dll
Size

48KB
MD5

3042cf7b127f5b3f9fa87171ea6e7630
SHA1

b4d45546dbc3de4bcb1c19d8d3815f9ed502a36a
SHA256

6d012948070dd7ad27d982862c55b6f4552b97fec36dd78dd6c6d22e101fdea9
SHA512

379b0dc32eea3aaedbe00878b17264110987525c19a2195c3ce2ff05c1aa461ccdbf62f8302588aa3afe725bf3dd43672454385b6b296babad6e5b4846bc1641
SSDEEP

1536:h3dSHH9QvKSHMObLJ8Y/fMv/+87YUyU5:RdYzaMGzfe/+M

Score

7^/10

adware stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3004-0-0x0000000010000000-0x000000001009E000-memory.dmp	upx

Installs/modifies Browser Helper Object 2 TTPs 1 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\{1C388D45-E833-41ac-9CBF-2766470B7F7F}	regsvr32.exe

Modifies registry class 60 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp.1\ = "IE Microsoft extension"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{73A18369-115A-4033-8E28-04B27A359358}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3042cf7b127f5b3f9fa87171ea6e7630_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{73A18369-115A-4033-8E28-04B27A359358}\TypeLib\ = "{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{73A18369-115A-4033-8E28-04B27A359358}\ = "_IAppEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\TypeLib\ = "{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp.1\CLSID\ = "{1C388D45-E833-41ac-9CBF-2766470B7F7F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp\CurVer\ = "MSApp.BhoApp.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{73A18369-115A-4033-8E28-04B27A359358}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\ = "IE Microsoft extension"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{73A18369-115A-4033-8E28-04B27A359358}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{73A18369-115A-4033-8E28-04B27A359358}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{73A18369-115A-4033-8E28-04B27A359358}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{73A18369-115A-4033-8E28-04B27A359358}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\ProgID\ = "MSApp.BhoApp.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\ = "IApp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp\CLSID\ = "{1C388D45-E833-41ac-9CBF-2766470B7F7F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\ = "IApp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{73A18369-115A-4033-8E28-04B27A359358}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{73A18369-115A-4033-8E28-04B27A359358}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{73A18369-115A-4033-8E28-04B27A359358}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3042cf7b127f5b3f9fa87171ea6e7630_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{73A18369-115A-4033-8E28-04B27A359358}\TypeLib\ = "{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\TypeLib\ = "{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\VersionIndependentProgID\ = "MSApp.BhoApp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\TypeLib\ = "{EE9BB395-88E9-48a6-B97A-A86D43AE22AB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E86D39FE-88DA-4FB3-9DCC-B8B5FBE3BF42}\1.0\ = "MSHpc 2.0 Lib"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{73A18369-115A-4033-8E28-04B27A359358}\ = "_IAppEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{73A18369-115A-4033-8E28-04B27A359358}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8EF6DBE2-208F-4307-87D2-C98DDB09F782}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSApp.BhoApp\ = "IE Microsoft extension"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C388D45-E833-41ac-9CBF-2766470B7F7F}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 3004	5036	regsvr32.exe	89
PID 5036 wrote to memory of 3004	5036	regsvr32.exe	89
PID 5036 wrote to memory of 3004	5036	regsvr32.exe	89

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3042cf7b127f5b3f9fa87171ea6e7630_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5036
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\3042cf7b127f5b3f9fa87171ea6e7630_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3004

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4080,i,7761714625659357865,10802238739796857379,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:8
1⤵
PID:4308

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3004-0-0x0000000010000000-0x000000001009E000-memory.dmp

Filesize
632KB

Download