34c258d549e550f0548beb614d6a0d7afc145b7db21efed97675118f184c65a7

Analysis

max time kernel
125s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 22:53

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General

Target
09f22ca4fe68f65ef7c7f121a2d7b2d6_JaffaCakes118.dll
Size 44KB
Sample240620-2t5dba1fka
SHA256 34c258d549e550f0548beb614d6a0d7afc145b7db21efed97675118f184c65a7
MD5 09f22ca4fe68f65ef7c7f121a2d7b2d6
SHA1 41c7da087274e85a875255c53849ce6e86016f13
SHA512 1a48384a19b12b9466a63e788e291fd3c3480ea04839d76d5f3a936b2e96c5d57aaf25c8e36428a8fe2eeaf90ebcd2282e792423506e35717249fbc5df240a25
SSDEEP 768:sdxXKxpIpLZxNW6UnJK5YATtLTQ5X2fkGPL:snXKxpIBAgY4tXeXqkGPL
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\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\ProgID\ = "M_gp.gpobj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\09f22ca4fe68f65ef7c7f121a2d7b2d6_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\ = "gpobj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\ = "Igpobj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj\ = "gpobj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj\CurVer\ = "M_gp.gpobj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj.1\ = "gpobj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\09f22ca4fe68f65ef7c7f121a2d7b2d6_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\ = "Igpobj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{44471B76-5794-4986-99A6-3C530F685A58}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\VersionIndependentProgID\ = "M_gp.gpobj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{44471B76-5794-4986-99A6-3C530F685A58}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj.1\CLSID\ = "{21DDE866-2B58-4D83-8484-5DBD5B73BA19}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\TypeLib\ = "{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{44471B76-5794-4986-99A6-3C530F685A58}\TypeLib\ = "{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\M_gp.gpobj\CLSID\ = "{21DDE866-2B58-4D83-8484-5DBD5B73BA19}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21DDE866-2B58-4D83-8484-5DBD5B73BA19}\TypeLib\ = "{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}\1.0\ = "m_gp 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7BA9CCBC-87ED-4D98-A3A4-0C81D1838088}\1.0\0\win32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4188 wrote to memory of 3004	4188	regsvr32.exe	91
PID 4188 wrote to memory of 3004	4188	regsvr32.exe	91
PID 4188 wrote to memory of 3004	4188	regsvr32.exe	91

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\09f22ca4fe68f65ef7c7f121a2d7b2d6_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4188
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\09f22ca4fe68f65ef7c7f121a2d7b2d6_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3004

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 --no-appcompat-clear --field-trial-handle=4116,i,11266875042087428226,16669718873272757238,262144 --variations-seed-version --mojo-platform-channel-handle=4204 /prefetch:8
1⤵
PID:4600

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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