843041d5051fa340fcfc292bab93902fba1d1f252918fc2ae2a29651280708c0

Analysis

max time kernel
139s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 15:29

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General

Target
074b6a860107255b3badf16085567144_JaffaCakes118.dll
Size 91KB
Sample240620-sw9alsvbrf
SHA256 843041d5051fa340fcfc292bab93902fba1d1f252918fc2ae2a29651280708c0
MD5 074b6a860107255b3badf16085567144
SHA1 880e7888c8dca76957aad36085afa5ed86db8564
SHA512 f4a9c669d44ca5616bb779e3a026e490aab29ddb1f01451ed5f49442b0c827ef29fd13516c5690bcc484f73b54a2e2fee4d899bd3d8078603bdbb01c14c7a493
SSDEEP 1536:vH+rCSzfLHXI/fhdXLtn/6STsp7aVvOog6BKzw+A/qT24vKHGqSI8pPr2anDN:vehzz3Shd7t/6+spekzlTdvKHJTkFx
MD5 SHA1 SHA512 SSDEEP

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\{410C13FF-694B-4D3C-B4F4-FF7831B90906}	regsvr32.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{410C13FF-694B-4D3C-B4F4-FF7831B90906}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{410C13FF-694B-4D3C-B4F4-FF7831B90906}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\074b6a860107255b3badf16085567144_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{410C13FF-694B-4D3C-B4F4-FF7831B90906}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{410C13FF-694B-4D3C-B4F4-FF7831B90906}\InprocServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 3504	3980	regsvr32.exe	92
PID 3980 wrote to memory of 3504	3980	regsvr32.exe	92
PID 3980 wrote to memory of 3504	3980	regsvr32.exe	92

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\074b6a860107255b3badf16085567144_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\074b6a860107255b3badf16085567144_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3504

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3984,i,7869973516895866428,11647313872437892197,262144 --variations-seed-version --mojo-platform-channel-handle=4216 /prefetch:8
1⤵
PID:4064

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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