98fa72bef7e6450524ab87c8356814077f3ce9d458971edced58cba3f35092f0

Resubmissions

20/07/2024, 08:36

240720-khrveayalh 7

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
20/07/2024, 08:36

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General

Target

5fc72721a29d6000beb7cd6223a030f9_JaffaCakes118.dll
Size

224KB
MD5

5fc72721a29d6000beb7cd6223a030f9
SHA1

69f3c8ecbb2ec2ac284e4889b02c250ebf96ccf2
SHA256

98fa72bef7e6450524ab87c8356814077f3ce9d458971edced58cba3f35092f0
SHA512

f88d593d85f86e46a0432e8c10a478d2876c9c2431ee0629a84cd59fb7f783bf14886f85dca784e534b5835a79e52f51288671d16509906c766559411bbbd3d9
SSDEEP

6144:swx/C2G6SDG6dphYB365sryrXlsnj53Wu:swHG6SD/ac5sruXej5

Score

6^/10

adware 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-2225-AC7C-D62B-16CC858D7F23}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\5fc72721a29d6000beb7cd6223a030f9_JaffaCakes118.sb\ = "sb"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\5fc72721a29d6000beb7cd6223a030f9_JaffaCakes118.sb\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\5fc72721a29d6000beb7cd6223a030f9_JaffaCakes118.sb\Clsid\ = "{CC01FC6C-2225-AC7C-D62B-16CC858D7F23}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-2225-AC7C-D62B-16CC858D7F23}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-2225-AC7C-D62B-16CC858D7F23}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-2225-AC7C-D62B-16CC858D7F23}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5fc72721a29d6000beb7cd6223a030f9_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\5fc72721a29d6000beb7cd6223a030f9_JaffaCakes118.sb	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-2225-AC7C-D62B-16CC858D7F23}\ = "sb"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-2225-AC7C-D62B-16CC858D7F23}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-2225-AC7C-D62B-16CC858D7F23}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-2225-AC7C-D62B-16CC858D7F23}\ProgID\ = "5fc72721a29d6000beb7cd6223a030f9_JaffaCakes118.sb"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 2852	2176	regsvr32.exe	30
PID 2176 wrote to memory of 2852	2176	regsvr32.exe	30
PID 2176 wrote to memory of 2852	2176	regsvr32.exe	30
PID 2176 wrote to memory of 2852	2176	regsvr32.exe	30
PID 2176 wrote to memory of 2852	2176	regsvr32.exe	30
PID 2176 wrote to memory of 2852	2176	regsvr32.exe	30
PID 2176 wrote to memory of 2852	2176	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5fc72721a29d6000beb7cd6223a030f9_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\5fc72721a29d6000beb7cd6223a030f9_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2852

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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