a6e6016a27f170b79dae9744cd72611aee8b6eb3d04dbb880f0959cae1af8307

Analysis

max time kernel
140s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 16:01

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General

Target

dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Size

325KB
MD5

dc9167100e66934785317f5de84d4644
SHA1

cc002633a57ec145ffd6d51c4bbb4aea0db3efa1
SHA256

a6e6016a27f170b79dae9744cd72611aee8b6eb3d04dbb880f0959cae1af8307
SHA512

8d873bb04e7d6de0c5306d5ef1f3ce81de2f9ff278435a6eab2b59ce8c039c9da966966a989d37c35158ec213ece2c5b2ea553d37079dd459dfd434cb5df69d5
SSDEEP

6144:bYCoZxAWIs0MduQPl6AWXXNL5SOYJc+eKLCiKlcY3GWWaA+i:ECoZx+sduQw1X3SOYQK2dZ3GWWx

Score

7^/10

bootkit discovery persistence upx

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
1820	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
1820	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1820-0-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral2/memory/1820-25-0x0000000000400000-0x00000000004AA000-memory.dmp	upx

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\SAItest.txt	dc9167100e66934785317f5de84d4644_JaffaCakes118.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	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator\CurVer	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\VersionIndependentProgID\ = "SAI.Instantiator"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator.1\CLSID	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{28EBA486-52AA-4F65-8500-88B31D25031E}	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator.1	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator\CurVer	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\ProgID	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\InprocServer32	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\TypeLib	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\ProxyStubClsid32	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\SAIInstantiator.DLL\AppID = "{28EBA486-52AA-4F65-8500-88B31D25031E}"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator.1	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\TypeLib\ = "{7027DF82-2C23-4825-B8F0-F049A25761CF}"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\VersionIndependentProgID	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8554E885-8D59-40B2-8110-9161600F8183}	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator.1\ = "Instantiator Class"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\InprocServer32	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\FLAGS	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\HELPDIR	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8554E885-8D59-40B2-8110-9161600F8183}	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{28EBA486-52AA-4F65-8500-88B31D25031E}	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\SAIInstantiator.dll"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{28EBA486-52AA-4F65-8500-88B31D25031E}\ = "SAIInstantiator"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator\ = "Instantiator Class"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\ProgID	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\InprocServer32\ThreadingModel = "Apartment"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\ = "SAIInstantiator 1.0 Type Library"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\TypeLib\Version = "1.0"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\SAIInstantiator.DLL	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\VersionIndependentProgID	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\SAIInstantiator.dll"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\HELPDIR	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\TypeLib	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\ProgID\ = "SAI.Instantiator.1"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\TypeLib	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\0	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\0\win32	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\AppID = "{28EBA486-52AA-4F65-8500-88B31D25031E}"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\ = "IInstantiator"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\TypeLib	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\ = "Instantiator Class"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\0\win32	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\ = "IInstantiator"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\FLAGS\ = "0"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\0	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\HELPDIR\	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8554E885-8D59-40B2-8110-9161600F8183}	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0\FLAGS	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7027DF82-2C23-4825-B8F0-F049A25761CF}\1.0	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator.1\CLSID\ = "{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\ProxyStubClsid32	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\TypeLib\Version = "1.0"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator\CurVer\ = "SAI.Instantiator.1"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8554E885-8D59-40B2-8110-9161600F8183}\ProxyStubClsid32	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\SAI.Instantiator\CLSID	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6FD31ED6-7C94-4bbc-8E95-F927F4D3A949}\TypeLib\ = "{7027DF82-2C23-4825-B8F0-F049A25761CF}"	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\742C3192E607E424EB4549542BE1BBC53E6174E2\Blob = 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	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\742C3192E607E424EB4549542BE1BBC53E6174E2	dc9167100e66934785317f5de84d4644_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\dc9167100e66934785317f5de84d4644_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dc9167100e66934785317f5de84d4644_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Modifies system certificate store
PID:1820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\SAIInstantiator.dll

Filesize
96KB

MD5
f35fe3d4022ba008e0e39a1b064ee494

SHA1
30d0c7810b79a702939556f11857154424b33c44

SHA256
97d3ed7ed207ba552486d14956250aae7b1749a328125477c01a78928f04efa9

SHA512
11c0713175f173c814a34243633b22a9ba27a498e22b0f5d79439cb087c81a537827069986a4bfa2002a31bb7215e71a2047c98578ea50a64ee75212ff77ef0b

Download Submit
memory/1820-0-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/1820-25-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads