841aa30264a1f0fba852fb5261cc6aee2b64f3e6b30171cb0e89dbeb0278de53

Analysis

max time kernel
92s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
13/07/2024, 05:23

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General

Target

405a29cd83b73d2dc31c87b2e148c81b_JaffaCakes118.dll
Size

656KB
MD5

405a29cd83b73d2dc31c87b2e148c81b
SHA1

5f1d89088d410325bd97367d2a123bdeea84b34e
SHA256

841aa30264a1f0fba852fb5261cc6aee2b64f3e6b30171cb0e89dbeb0278de53
SHA512

6e7ca5f0a116ffbbf67acab60220f977623c19ef897238508bde5bc465a815ff59669ea54e2930b2cc43ed0eeb3609d8053879574f27e618f24793567cff92a1
SSDEEP

12288:TWfcfMmPNygLGZlQnBJWFZ/9hjAUpL1wj3048OMaVZfLXzQTNtUfDSRYEP:qEfnygu+BIFZ/9hMUd1wjrX8TNtX3P

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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{21da0c07-666e-b02c-fb5a-de3ec52b102c}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{21da0c07-666e-b02c-fb5a-de3ec52b102c}\NoExplorer = "\"\""	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21da0c07-666e-b02c-fb5a-de3ec52b102c}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21da0c07-666e-b02c-fb5a-de3ec52b102c}\ = "milehighads"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21da0c07-666e-b02c-fb5a-de3ec52b102c}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21da0c07-666e-b02c-fb5a-de3ec52b102c}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\405a29cd83b73d2dc31c87b2e148c81b_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21da0c07-666e-b02c-fb5a-de3ec52b102c}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 5036	2836	regsvr32.exe	83
PID 2836 wrote to memory of 5036	2836	regsvr32.exe	83
PID 2836 wrote to memory of 5036	2836	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\405a29cd83b73d2dc31c87b2e148c81b_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\405a29cd83b73d2dc31c87b2e148c81b_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:5036

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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