6a79c744d175b81495780bd4b0a8d3dd010504e059080dbb522f96f2ab9daf9e

Analysis

max time kernel
94s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 04:00

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General

Target

044ab8e914d63a8d58b19b1298f029b2_JaffaCakes118.dll
Size

159KB
MD5

044ab8e914d63a8d58b19b1298f029b2
SHA1

3b76c72811530080aba015179f63c3d2297af88d
SHA256

6a79c744d175b81495780bd4b0a8d3dd010504e059080dbb522f96f2ab9daf9e
SHA512

30da5d808e07f427ecf696ce106906854c78549082d2160c7e4b75b32d8d9115647b12dc0a8428948ed9cd26f1712c457a32143a70087a746bab264a107f450e
SSDEEP

3072:W/a5C1c7pLxRtnQjrT6cyzCe9k3nQCpYBGNnI5uICD3F308RcgOmfo6LmuY:WCc1c7ZtQ2pCegZpUsT3R08igOyo6VY

Score

3^/10

discovery

Malware Config

Signatures

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 14 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{39F498AF-1A09-4275-B193-673B0BA3D478}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\044ab8e914d63a8d58b19b1298f029b2_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E5FB6957-65E6-491B-BB37-B25C9FE3BEA7}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E5FB6957-65E6-491B-BB37-B25C9FE3BEA7}\ = "CMpeg2DecPropertyPage"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{39F498AF-1A09-4275-B193-673B0BA3D478}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E5FB6957-65E6-491B-BB37-B25C9FE3BEA7}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{39F498AF-1A09-4275-B193-673B0BA3D478}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{39F498AF-1A09-4275-B193-673B0BA3D478}\CLSID = "{39F498AF-1A09-4275-B193-673B0BA3D478}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{39F498AF-1A09-4275-B193-673B0BA3D478}\ = "MPV Decoder Filter"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{39F498AF-1A09-4275-B193-673B0BA3D478}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{39F498AF-1A09-4275-B193-673B0BA3D478}\FriendlyName = "MPV Decoder Filter"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{39F498AF-1A09-4275-B193-673B0BA3D478}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E5FB6957-65E6-491B-BB37-B25C9FE3BEA7}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E5FB6957-65E6-491B-BB37-B25C9FE3BEA7}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\044ab8e914d63a8d58b19b1298f029b2_JaffaCakes118.dll"	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{39F498AF-1A09-4275-B193-673B0BA3D478}\FilterData = 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	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 544	4784	regsvr32.exe	82
PID 4784 wrote to memory of 544	4784	regsvr32.exe	82
PID 4784 wrote to memory of 544	4784	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\044ab8e914d63a8d58b19b1298f029b2_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4784
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\044ab8e914d63a8d58b19b1298f029b2_JaffaCakes118.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/544-0-0x0000000010000000-0x0000000010074000-memory.dmp

Filesize
464KB

Download
memory/544-1-0x00000000007E0000-0x00000000007E3000-memory.dmp

Filesize
12KB

Download
memory/544-2-0x000000001000C000-0x000000001000D000-memory.dmp

Filesize
4KB

Download
memory/544-3-0x0000000010000000-0x0000000010074000-memory.dmp

Filesize
464KB

Download
memory/544-4-0x00000000007E0000-0x00000000007E3000-memory.dmp

Filesize
12KB

Download