7475940e0547aa972e92d1088ad66853c3b0210c3c9c1fffde4f6ce6ba8101f0

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
19/07/2024, 01:17

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General

Target

59df9da44abbe2573b3eba4e5f62d8c7_JaffaCakes118.dll
Size

367KB
MD5

59df9da44abbe2573b3eba4e5f62d8c7
SHA1

5b5128e3e00c2dae7c6aa3a5bc73ba1bc7329945
SHA256

7475940e0547aa972e92d1088ad66853c3b0210c3c9c1fffde4f6ce6ba8101f0
SHA512

0e9f729c408e3e0fcc7b3b3d9f66aa42f28538ee6de1181d7398f005ec1046d82f2c283fa02c7bd46d67750def91d130f3c5d28a9d86df0582fa2878d1200683
SSDEEP

6144:UxC4iCu6UotvNCAwt85wdCddZO7mnNYL/5TBkwBfmDSMl2FaM:UQ45tvNOxyc7mnI/5TewBfm+MEN

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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{acd14ccd-cebf-1a12-fd70-6298c8b74b72}\NoExplorer = "\"\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{acd14ccd-cebf-1a12-fd70-6298c8b74b72}	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{acd14ccd-cebf-1a12-fd70-6298c8b74b72}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\59df9da44abbe2573b3eba4e5f62d8c7_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{acd14ccd-cebf-1a12-fd70-6298c8b74b72}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{acd14ccd-cebf-1a12-fd70-6298c8b74b72}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{acd14ccd-cebf-1a12-fd70-6298c8b74b72}\ = "coolblueads"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{acd14ccd-cebf-1a12-fd70-6298c8b74b72}\InProcServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2780	2716	regsvr32.exe	30
PID 2716 wrote to memory of 2780	2716	regsvr32.exe	30
PID 2716 wrote to memory of 2780	2716	regsvr32.exe	30
PID 2716 wrote to memory of 2780	2716	regsvr32.exe	30
PID 2716 wrote to memory of 2780	2716	regsvr32.exe	30
PID 2716 wrote to memory of 2780	2716	regsvr32.exe	30
PID 2716 wrote to memory of 2780	2716	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\59df9da44abbe2573b3eba4e5f62d8c7_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\59df9da44abbe2573b3eba4e5f62d8c7_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2780

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

Windows 7 deprecation

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