6db2e85a75faccf4e2b2fe76a2a3dd11be03c2feb379fb2f52c640107a04a6b5

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
10/08/2024, 12:40

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General

Target

86165e89b51ad16db8bd5a407c2cb778_JaffaCakes118.dll
Size

6KB
MD5

86165e89b51ad16db8bd5a407c2cb778
SHA1

9c36628377113756b457b6d6a977e5b3f4e228b6
SHA256

6db2e85a75faccf4e2b2fe76a2a3dd11be03c2feb379fb2f52c640107a04a6b5
SHA512

cdf07607e6680f113971e31833edadb98e041a31dfa522f025ec84bb9f38d1e936c4ebf2fd268c05879ba60a6bc87f71aa226541599eb35c61aa793993f48a41
SSDEEP

96:hdaMU9BzMEoqmpd0yafUa2LGJQddecV8eZELBklQWq2sDaTrWCCfLdA:FUj4b8j2LoQddjMLBCQWqJauXxA

Score

7^/10

adware discovery stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2828-0-0x0000000010000000-0x0000000010009000-memory.dmp	upx

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\{BBD4551A-9B23-41cd-9BCD-818AA2DA7B63}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{BBD4551A-9B23-41cd-9BCD-818AA2DA7B63}\	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 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BBD4551A-9B23-41cd-9BCD-818AA2DA7B63}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BBD4551A-9B23-41cd-9BCD-818AA2DA7B63}\ = "BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BBD4551A-9B23-41cd-9BCD-818AA2DA7B63}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BBD4551A-9B23-41cd-9BCD-818AA2DA7B63}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\86165e89b51ad16db8bd5a407c2cb778_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BBD4551A-9B23-41cd-9BCD-818AA2DA7B63}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 2828	2824	regsvr32.exe	30
PID 2824 wrote to memory of 2828	2824	regsvr32.exe	30
PID 2824 wrote to memory of 2828	2824	regsvr32.exe	30
PID 2824 wrote to memory of 2828	2824	regsvr32.exe	30
PID 2824 wrote to memory of 2828	2824	regsvr32.exe	30
PID 2824 wrote to memory of 2828	2824	regsvr32.exe	30
PID 2824 wrote to memory of 2828	2824	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\86165e89b51ad16db8bd5a407c2cb778_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\86165e89b51ad16db8bd5a407c2cb778_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2828

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

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Downloads

memory/2828-0-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

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