37c3c6df8327f7fa14798de0da8cd83a9676e1cad8be6c13ea2249da5551e595

Analysis

max time kernel
138s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/08/2024, 09:23

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General

Target

859126cc8f85ca0f0b3f72b7859e3203_JaffaCakes118.dll
Size

244KB
MD5

859126cc8f85ca0f0b3f72b7859e3203
SHA1

a4c6b6b0553febd8330ff03262841779e5632ad1
SHA256

37c3c6df8327f7fa14798de0da8cd83a9676e1cad8be6c13ea2249da5551e595
SHA512

09580a9c95b73bbbcd87c3300e2771bb1478c570b33c5fcaac99ed7ea55b5a45c8e6b9c5401110874c490c3888a3946f084aa70b5ab9731e1ffef0d15c4eb3df
SSDEEP

6144:mRi0QgcRd9uCfDb5mhv04D7x/5X7VPs1Ba6R8djLrJhhDDj/8FRluC7aRU9l4JvZ:Ki0QgcRd9uCfDb5mhv04D7x/5X7VPs1f

Score

6^/10

adware discovery 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\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 50 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\859126cc8f85ca0f0b3f72b7859e3203_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\ = "_IaegxEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\TypeLib\ = "{BF45D075-B3F4-4D92-9751-0DB67CDADD51}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\ = "Iaegx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4C7B4881-08FC-4D31-8480-561945847578}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\TypeLib\ = "{BF45D075-B3F4-4D92-9751-0DB67CDADD51}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}\1.0\ = "aegx TL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\ProgID\ = "QXK.Olive"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\TypeLib\ = "{BF45D075-B3F4-4D92-9751-0DB67CDADD51}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4C7B4881-08FC-4D31-8480-561945847578}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\ = "Iaegx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\VersionIndependentProgID\ = "QXK.Olive"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\ = "_IaegxEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\859126cc8f85ca0f0b3f72b7859e3203_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BF45D075-B3F4-4D92-9751-0DB67CDADD51}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\TypeLib\ = "{BF45D075-B3F4-4D92-9751-0DB67CDADD51}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{743BEF32-95A5-4EF7-B2E9-40FF5E39546B}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\ = "QXK Olive"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AB14FEE-E161-455B-9A60-91AE848F8FA0}\TypeLib\ = "{BF45D075-B3F4-4D92-9751-0DB67CDADD51}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4C7B4881-08FC-4D31-8480-561945847578}\TypeLib	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 4672	1112	regsvr32.exe	84
PID 1112 wrote to memory of 4672	1112	regsvr32.exe	84
PID 1112 wrote to memory of 4672	1112	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\859126cc8f85ca0f0b3f72b7859e3203_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\859126cc8f85ca0f0b3f72b7859e3203_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4672

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

System Location Discovery

T1614

System Language Discovery

T1614.001

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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