8e1abae8905fb0533fd5e54024055ee07e382b776ee4140d3aaab07d0e9bec8b

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 06:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

eac87a0031f920eb0fac38a2a072c57d_JaffaCakes118.dll
Size

607KB
MD5

eac87a0031f920eb0fac38a2a072c57d
SHA1

690e527419354adeb5aa7375b3fe357bdeb86c66
SHA256

8e1abae8905fb0533fd5e54024055ee07e382b776ee4140d3aaab07d0e9bec8b
SHA512

f0cf4156da1b373a00b081e42f4c806465500e40f87cf328824e741f10a3be52f5fcf9f55b90dc8643e068b2872ec83ec4fdbb76391b00919f35082f9a871126
SSDEEP

12288:SpIt9HX65cspWkY5DARyLuaIg3QaoGrRmNi/nFx0V/:SetFXsoB7LGnaoGrcYPf0V

Score

6^/10

adware discovery stealer

Malware Config

Signatures

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\{CC01FC6C-EF5A-D51E-4183-595389118649}	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\eac87a0031f920eb0fac38a2a072c57d_JaffaCakes118.iwc\ = "iwc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-EF5A-D51E-4183-595389118649}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-EF5A-D51E-4183-595389118649}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\eac87a0031f920eb0fac38a2a072c57d_JaffaCakes118.iwc	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-EF5A-D51E-4183-595389118649}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\eac87a0031f920eb0fac38a2a072c57d_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-EF5A-D51E-4183-595389118649}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\eac87a0031f920eb0fac38a2a072c57d_JaffaCakes118.iwc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\eac87a0031f920eb0fac38a2a072c57d_JaffaCakes118.iwc\Clsid\ = "{CC01FC6C-EF5A-D51E-4183-595389118649}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-EF5A-D51E-4183-595389118649}\ProgID\ = "eac87a0031f920eb0fac38a2a072c57d_JaffaCakes118.iwc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-EF5A-D51E-4183-595389118649}\ = "iwc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-EF5A-D51E-4183-595389118649}\InprocServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2424	2128	regsvr32.exe	31
PID 2128 wrote to memory of 2424	2128	regsvr32.exe	31
PID 2128 wrote to memory of 2424	2128	regsvr32.exe	31
PID 2128 wrote to memory of 2424	2128	regsvr32.exe	31
PID 2128 wrote to memory of 2424	2128	regsvr32.exe	31
PID 2128 wrote to memory of 2424	2128	regsvr32.exe	31
PID 2128 wrote to memory of 2424	2128	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\eac87a0031f920eb0fac38a2a072c57d_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\eac87a0031f920eb0fac38a2a072c57d_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2424

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2424-0-0x00000000021C0000-0x000000000225D000-memory.dmp

Filesize
628KB

Download