7f8b239a18f505fccd0c65e5ce524de58cdbb81a8a06fba69cf3c0d07961dae4

Analysis

max time kernel
51s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 14:45

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General

Target

06f4ae99ca3b7a21ae932e57e3bc1fd8_JaffaCakes118.dll
Size

17KB
MD5

06f4ae99ca3b7a21ae932e57e3bc1fd8
SHA1

8bf35f1c1b5fefc3de564a0deeb120650695a789
SHA256

7f8b239a18f505fccd0c65e5ce524de58cdbb81a8a06fba69cf3c0d07961dae4
SHA512

c8117fbe97cbd77d0afe117dfdb383b06e0506aa03087cbefd28bd5b05a4f993d445d36675ba43116c2e2eaf042c23724ee44cbd5aa74ec4c388d702596065ca
SSDEEP

192:lfz+l1k4JQMYE/nqleX3uDnF0YlqNMSiZrHvRIj6pRmXSUusNpXhWAoCIzW+7awP:SKMTnQF0YlqOhHmjmReNfC2W

Score

6^/10

adware stealer

Malware Config

Signatures

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\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\ = "cj helper"	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr\ = "cjmgr Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\VersionIndependentProgID\ = "CJ.cjmgr"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\ = "Icjmgr"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr.1\CLSID\ = "{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\ = "cjmgr Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}\1.0\ = "cj 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\06f4ae99ca3b7a21ae932e57e3bc1fd8_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\TypeLib\ = "{E63648F7-3933-440E-B4F6-A8584DD7B7EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\ProgID\ = "CJ.cjmgr.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr.1\ = "cjmgr Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\ = "Icjmgr"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr\CLSID\ = "{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\TypeLib\ = "{E63648F7-3933-440E-B4F6-A8584DD7B7EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E63648F7-3933-440E-B4F6-A8584DD7B7EB}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\TypeLib\ = "{E63648F7-3933-440E-B4F6-A8584DD7B7EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CJ.cjmgr\CurVer\ = "CJ.cjmgr.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F10587E9-0E47-4CBE-84AE-7DD20B8684BB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\06f4ae99ca3b7a21ae932e57e3bc1fd8_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F7D09218-46D7-4D3D-9B7F-315204CD0836}\TypeLib\Version = "1.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 4952	2172	regsvr32.exe	82
PID 2172 wrote to memory of 4952	2172	regsvr32.exe	82
PID 2172 wrote to memory of 4952	2172	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\06f4ae99ca3b7a21ae932e57e3bc1fd8_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\06f4ae99ca3b7a21ae932e57e3bc1fd8_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4952

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

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Downloads

memory/4952-1-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

Download
memory/4952-0-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download