7ee2fbb3c404fad2eefd2c258ce7fd27aefb534d82422d2d96bf838b1f15d16d

Analysis

max time kernel
131s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 10:31

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General

Target

00de6857eea9c7e0c9f3fe97898d2be7_JaffaCakes118.dll
Size

230KB
MD5

00de6857eea9c7e0c9f3fe97898d2be7
SHA1

02357ce6b1419ccabb84279d4bd3a880202b1778
SHA256

7ee2fbb3c404fad2eefd2c258ce7fd27aefb534d82422d2d96bf838b1f15d16d
SHA512

f5ff63cc1d8c20e523c44de6f4ad06c9402360fb4a898ee14213a435a01f13217aa44787de13a18f6caa478d575fef1dc60f8227218ebde461e27ac5f604db8d
SSDEEP

1536:QiaVnouSu4CU7XZfjPcj/NMC2PhBRX99m+g9Vxm5dZZpQCLWGUGowkTEI/M:VioFCUrJcj/uC2b9+x0Jq8uwkQI0

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\bqr = "{321a94fc-ba92-0fe7-cba3-ba921c749328}"	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
2148	rundll32.exe

Drops file in System32 directory 4 IoCs

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

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{321a94fc-ba92-0fe7-cba3-ba921c749328}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{321a94fc-ba92-0fe7-cba3-ba921c749328}\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{321a94fc-ba92-0fe7-cba3-ba921c749328}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{321a94fc-ba92-0fe7-cba3-ba921c749328}\InprocServer32\ = "C:\\Windows\\SysWow64\\wlm.dll"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{321a94fc-ba92-0fe7-cba3-ba921c749328}\InprocServer32\ThreadingModel = "Apartment"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2148	rundll32.exe
2148	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2148	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 2148	2912	rundll32.exe	89
PID 2912 wrote to memory of 2148	2912	rundll32.exe	89
PID 2912 wrote to memory of 2148	2912	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00de6857eea9c7e0c9f3fe97898d2be7_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\00de6857eea9c7e0c9f3fe97898d2be7_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2148

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4076,i,12198811467968044966,17227406646827438786,262144 --variations-seed-version --mojo-platform-channel-handle=4300 /prefetch:8
1⤵
PID:3124

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

C:\Windows\SysWOW64\ode.dll

Filesize
478KB

MD5
e99416267b61f52fa5ab994019efd359

SHA1
86d31eae707db7fe51d2556394fcf0e8e9f6b0fd

SHA256
768c286674371564b5e6095edb56e0a4231f341be895da69cfccca5160029774

SHA512
0a1c7579a9c787c2c1bef35f0660e72e74b42824e14ebea63b87ed25ddaf107e3746567bb431cab41a2f6719fad2c22d96e0715a1fe085d75805d7d66f7f05ae

Download Submit
memory/2148-0-0x0000000000401000-0x0000000000408000-memory.dmp

Filesize
28KB

Download
memory/2148-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2148-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2148-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download