7134e8b04c259a4d339f12f138ee2d15f150df7b17063eac4c656711aebd24c4

Analysis

max time kernel
150s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11-09-2024 05:01

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General

Target

d9a8edbaab077b8601bac5369b1636e9_JaffaCakes118.dll
Size

48KB
MD5

d9a8edbaab077b8601bac5369b1636e9
SHA1

b5f8dd5f6e3fd4a794a3eadce1e26a34bfb7dc7e
SHA256

7134e8b04c259a4d339f12f138ee2d15f150df7b17063eac4c656711aebd24c4
SHA512

e097cbaf056a394230f02b2b46a2299f950327d2ccb43817759cc0d000ce42265c59b188f28968ae88a21889eda80d7049cd505f2096a92de4850cb61753da6e
SSDEEP

1536:cG93SLvzB6vzPBqNPOo6jK3OXBb62feVaGP7I9XWrz4+w:cG93SLvzGD+POo66OXVUaGPM9XWrz4d

Score

8^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Blocklisted process makes network request 3 IoCs

flow	pid	Process
4	2352	rundll32.exe
36	2352	rundll32.exe
45	2352	rundll32.exe

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System Share = "RunDll32 \"\\srvhost.dll\",Init"	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Speech\msethost.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\Speech\msethost.dll	rundll32.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 2 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	rundll32.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RunDll32.exe

Enumerates system info in registry 2 TTPs 12 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key created	\REGISTRY\MACHINE\HARDWARE\Description\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral\0\Identifier	rundll32.exe
Key created	\REGISTRY\MACHINE\HARDWARE\Description\System\MultifunctionAdapter\0	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0	rundll32.exe
Key created	\REGISTRY\MACHINE\HARDWARE\Description\System\MultifunctionAdapter\0\DiskController	rundll32.exe
Key created	\REGISTRY\MACHINE\HARDWARE\Description\System\MultifunctionAdapter\0\DiskController\0	rundll32.exe
Key created	\REGISTRY\MACHINE\HARDWARE\Description\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral	rundll32.exe
Key created	\REGISTRY\MACHINE\HARDWARE\Description\System\MultifunctionAdapter	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0	rundll32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2352	rundll32.exe
2352	rundll32.exe
2352	rundll32.exe
2352	rundll32.exe
2352	rundll32.exe
2352	rundll32.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 2352	4716	rundll32.exe	83
PID 4716 wrote to memory of 2352	4716	rundll32.exe	83
PID 4716 wrote to memory of 2352	4716	rundll32.exe	83
PID 2352 wrote to memory of 3800	2352	rundll32.exe	84
PID 2352 wrote to memory of 3800	2352	rundll32.exe	84
PID 2352 wrote to memory of 3800	2352	rundll32.exe	84
PID 2352 wrote to memory of 2980	2352	rundll32.exe	49
PID 2352 wrote to memory of 2980	2352	rundll32.exe	49
PID 2352 wrote to memory of 3024	2352	rundll32.exe	51
PID 2352 wrote to memory of 3024	2352	rundll32.exe	51
PID 2352 wrote to memory of 3136	2352	rundll32.exe	53
PID 2352 wrote to memory of 3136	2352	rundll32.exe	53
PID 2352 wrote to memory of 3588	2352	rundll32.exe	56
PID 2352 wrote to memory of 3588	2352	rundll32.exe	56
PID 2352 wrote to memory of 3720	2352	rundll32.exe	57
PID 2352 wrote to memory of 3720	2352	rundll32.exe	57
PID 2352 wrote to memory of 3904	2352	rundll32.exe	58
PID 2352 wrote to memory of 3904	2352	rundll32.exe	58
PID 2352 wrote to memory of 4004	2352	rundll32.exe	59
PID 2352 wrote to memory of 4004	2352	rundll32.exe	59
PID 2352 wrote to memory of 4068	2352	rundll32.exe	60
PID 2352 wrote to memory of 4068	2352	rundll32.exe	60
PID 2352 wrote to memory of 680	2352	rundll32.exe	61
PID 2352 wrote to memory of 680	2352	rundll32.exe	61
PID 2352 wrote to memory of 3608	2352	rundll32.exe	62
PID 2352 wrote to memory of 3608	2352	rundll32.exe	62
PID 2352 wrote to memory of 1420	2352	rundll32.exe	75
PID 2352 wrote to memory of 1420	2352	rundll32.exe	75
PID 2352 wrote to memory of 4228	2352	rundll32.exe	76
PID 2352 wrote to memory of 4228	2352	rundll32.exe	76
PID 2352 wrote to memory of 776	2352	rundll32.exe	81
PID 2352 wrote to memory of 776	2352	rundll32.exe	81
PID 2352 wrote to memory of 4716	2352	rundll32.exe	82
PID 2352 wrote to memory of 4716	2352	rundll32.exe	82
PID 2352 wrote to memory of 3800	2352	rundll32.exe	84
PID 2352 wrote to memory of 3800	2352	rundll32.exe	84

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2980

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:3024

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:3136

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3588
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d9a8edbaab077b8601bac5369b1636e9_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4716
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d9a8edbaab077b8601bac5369b1636e9_JaffaCakes118.dll,#1
    3⤵
    - Blocklisted process makes network request
    - Adds Run key to start application
    - Drops file in System32 directory
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    - Enumerates system info in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2352
  - - C:\Windows\SysWOW64\RunDll32.exe
      RunDll32 "C:\Users\Admin\AppData\Local\Temp\d9a8edbaab077b8601bac5369b1636e9_JaffaCakes118.dll",Init
      4⤵
      System Location Discovery: System Language Discovery
      PID:3800

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3720

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3904

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:4004

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4068

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:680

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3608

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
1⤵
PID:1420

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4228

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Netsh Helper DLL

T1546.007

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\Speech\msethost.dll

Filesize
48KB

MD5
d9a8edbaab077b8601bac5369b1636e9

SHA1
b5f8dd5f6e3fd4a794a3eadce1e26a34bfb7dc7e

SHA256
7134e8b04c259a4d339f12f138ee2d15f150df7b17063eac4c656711aebd24c4

SHA512
e097cbaf056a394230f02b2b46a2299f950327d2ccb43817759cc0d000ce42265c59b188f28968ae88a21889eda80d7049cd505f2096a92de4850cb61753da6e

Download Submit
memory/2352-0-0x0000000075850000-0x0000000075871000-memory.dmp

Filesize
132KB

Download
memory/2352-10-0x0000000075850000-0x0000000075871000-memory.dmp

Filesize
132KB

Download
memory/3800-7-0x0000000001370000-0x0000000001371000-memory.dmp

Filesize
4KB

Download
memory/3800-8-0x0000000001370000-0x0000000001371000-memory.dmp

Filesize
4KB

Download
memory/3800-11-0x0000000075850000-0x0000000075871000-memory.dmp

Filesize
132KB

Download