cea6dbfb7526379749b7f6bafa03ebd7892089c3f32be01b51766e0ece07049d

Analysis

max time kernel
139s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
21/06/2024, 13:58

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General

Target
0c0e6c659164c1921ad5829880c5dcc1_JaffaCakes118.dll
Size 162KB
Sample240621-q9t2qsseqd
SHA256 cea6dbfb7526379749b7f6bafa03ebd7892089c3f32be01b51766e0ece07049d
MD5 0c0e6c659164c1921ad5829880c5dcc1
SHA1 193497ebcd9f7d4a153330d97656f50093540eeb
SHA512 4b7c8133b1dda64e43adbffd4518651664fb40f26d4731acf43502f3cef1e0ffabd10a03cf2b9cdfdbb401971365e8c424ec9c943a5810452582a02d7b820964
SSDEEP 3072:ovTvKjgqcEByONBc6iYjj6zRp9QTeo8eoxw/ErdlTLoGyMv5P1:ovTKjgqcwyO7jj6zRpZxxwWdNUkZ1
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

adware persistence stealer

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\{3c70abe8-59ef-f8ac-4a5c-4ffee6b8874b} = "C:\\Windows\\System32\\Rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\0c0e6c659164c1921ad5829880c5dcc1_JaffaCakes118.dll\" DllStub"	regsvr32.exe

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\{19c0db14-bbec-7a7c-267c-6166d216bbad}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{19c0db14-bbec-7a7c-267c-6166d216bbad}\NoExplorer = "\"\""	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{19c0db14-bbec-7a7c-267c-6166d216bbad}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{19c0db14-bbec-7a7c-267c-6166d216bbad}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{19c0db14-bbec-7a7c-267c-6166d216bbad}\ = "agadoo browser enhancer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{19c0db14-bbec-7a7c-267c-6166d216bbad}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{19c0db14-bbec-7a7c-267c-6166d216bbad}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0c0e6c659164c1921ad5829880c5dcc1_JaffaCakes118.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5040 wrote to memory of 4952	5040	regsvr32.exe	90
PID 5040 wrote to memory of 4952	5040	regsvr32.exe	90
PID 5040 wrote to memory of 4952	5040	regsvr32.exe	90

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0c0e6c659164c1921ad5829880c5dcc1_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5040
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\0c0e6c659164c1921ad5829880c5dcc1_JaffaCakes118.dll
  2⤵
  - Adds Run key to start application
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4952

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=1300,i,8660989700097327804,17931739887231169645,262144 --variations-seed-version --mojo-platform-channel-handle=4156 /prefetch:8
1⤵
PID:1568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Browser Extensions

T1176

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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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