0c7865761f9b12b2afb29af76c395e62c3b57612550adc3b199ca528e80765d3

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 07:47

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General

Target

953599d3638887c427b13836e7c956e2_JaffaCakes118.dll
Size

411KB
MD5

953599d3638887c427b13836e7c956e2
SHA1

7064496d593d25c15e1706e1f4635f5a42e0835d
SHA256

0c7865761f9b12b2afb29af76c395e62c3b57612550adc3b199ca528e80765d3
SHA512

cf2ce766ba224b01201f211cd036c9c7fbfb1dc927e766f0d1edc0044e1c8c5c53b384e6b51e85e9e217e47903c56a8b3d45bcc0e489440d0d1f52a00d4cf474
SSDEEP

6144:C31tnB6wRiKM65M0LTpF5+NRlj/pHRAyUgbHgeeZN6jTuyOI1lMECd28Pj86C3dc:ynB6wwKM6RTpFozx4ZMTEhb86XU

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
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CAB76604-7920-4A28-9097-57DC13541766}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CAB76604-7920-4A28-9097-57DC13541766}\	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 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\953599d3638887c427b13836e7c956e2_JaffaCakes118.mijgux\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\953599d3638887c427b13836e7c956e2_JaffaCakes118.mijgux\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CAB76604-7920-4A28-9097-57DC13541766}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CAB76604-7920-4A28-9097-57DC13541766}\ProgID\ = "953599d3638887c427b13836e7c956e2_JaffaCakes118.mijgux"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CAB76604-7920-4A28-9097-57DC13541766}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CAB76604-7920-4A28-9097-57DC13541766}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CAB76604-7920-4A28-9097-57DC13541766}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\953599d3638887c427b13836e7c956e2_JaffaCakes118.mijgux	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\953599d3638887c427b13836e7c956e2_JaffaCakes118.mijgux\Clsid\ = "{CAB76604-7920-4A28-9097-57DC13541766}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CAB76604-7920-4A28-9097-57DC13541766}\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CAB76604-7920-4A28-9097-57DC13541766}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\953599d3638887c427b13836e7c956e2_JaffaCakes118.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 2416	2028	regsvr32.exe	28
PID 2028 wrote to memory of 2416	2028	regsvr32.exe	28
PID 2028 wrote to memory of 2416	2028	regsvr32.exe	28
PID 2028 wrote to memory of 2416	2028	regsvr32.exe	28
PID 2028 wrote to memory of 2416	2028	regsvr32.exe	28
PID 2028 wrote to memory of 2416	2028	regsvr32.exe	28
PID 2028 wrote to memory of 2416	2028	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\953599d3638887c427b13836e7c956e2_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\953599d3638887c427b13836e7c956e2_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2416

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

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Downloads

memory/2416-0-0x0000000000530000-0x000000000059B000-memory.dmp

Filesize
428KB

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