08c7b08dce65226d83db5e1d68ef9930965a45d0fa442bf430571834c32c2246

Analysis

max time kernel
134s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/08/2024, 09:33

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General

Target
c072f017c271cb7540aa1a233bec9a5c_JaffaCakes118.dll
Size 68KB
Sample240825-ljkcdsyfpr
SHA256 08c7b08dce65226d83db5e1d68ef9930965a45d0fa442bf430571834c32c2246
MD5 c072f017c271cb7540aa1a233bec9a5c
SHA1 5347201b0ec14088e59b896e7648d35d02934204
SHA512 c956a731a233c6946b4f46a5d9c1bca1f8537ded74c360542157d2b08a84eba642b90676077d9c96917f4159e21a91d214d05907b1e7e0dc4cfb4824d9a78952
SSDEEP 1536:WnDkw0KkbVENDUNrxEAkfJ+TcTLGtvbJSF9Os:WQDVENYNNfWJ+jvbJSF9O
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

adware discovery 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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{00BD2861-C654-4694-A44A-98642D73247D}\ = "MyTotalSearch Search Assistant BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{00BD2861-C654-4694-A44A-98642D73247D}	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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

Modifies registry class 6 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00BD2861-C654-4694-A44A-98642D73247D}\ = "MyTotalSearch Search Assistant BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00BD2861-C654-4694-A44A-98642D73247D}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00BD2861-C654-4694-A44A-98642D73247D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00BD2861-C654-4694-A44A-98642D73247D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c072f017c271cb7540aa1a233bec9a5c_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00BD2861-C654-4694-A44A-98642D73247D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00BD2861-C654-4694-A44A-98642D73247D}	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 2568	4740	regsvr32.exe	84
PID 4740 wrote to memory of 2568	4740	regsvr32.exe	84
PID 4740 wrote to memory of 2568	4740	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c072f017c271cb7540aa1a233bec9a5c_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4740
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\c072f017c271cb7540aa1a233bec9a5c_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2568

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads