676d160224442e9ed31130ebc5cc13e4676a42a3a2c9a366b8c7643d822faf9e

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
12/08/2024, 05:02

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General

Target

8d6b3140348e59d1af252e207a57dc02_JaffaCakes118.dll
Size

29KB
MD5

8d6b3140348e59d1af252e207a57dc02
SHA1

b4fb39de9e04ca93043e814eee0a14765ce02b78
SHA256

676d160224442e9ed31130ebc5cc13e4676a42a3a2c9a366b8c7643d822faf9e
SHA512

f18df57a150b814922fd641183ec6a1eaf1996dcf16352a05a2bc5a1f8735484ed029c7e2b34e60672bbef3e7675eea9f7ee5683b8d7b8c301fac1c47e1eb68f
SSDEEP

768:Snn3mSfFMRCQfGan8oFLcJSjM2w6rAJx4Wt6rL:g3tSwQnFLLA2RMJ1t6rL

Score

7^/10

defense_evasion discovery privilege_escalation

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
100	rundll32.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\cdp3.dll	rundll32.exe
File opened for modification	C:\Windows\cdp3.dll	rundll32.exe

Access Token Manipulation: Create Process with Token 1 TTPs 1 IoCs

defense_evasion privilege_escalation

Create Process with Token

T1134.002

pid	Process
100	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

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6}\{F69EB73C-700A-42c9-8F9D-E8C4ABC27EF3} = "8d6b3140348e59d1af252e207a57dc02_JaffaCakes118.dll,1303464799,464025197,-1814625877"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe
100	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4336 wrote to memory of 1200	4336	rundll32.exe	84
PID 4336 wrote to memory of 1200	4336	rundll32.exe	84
PID 4336 wrote to memory of 1200	4336	rundll32.exe	84
PID 1200 wrote to memory of 100	1200	rundll32.exe	88
PID 1200 wrote to memory of 100	1200	rundll32.exe	88
PID 1200 wrote to memory of 100	1200	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d6b3140348e59d1af252e207a57dc02_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d6b3140348e59d1af252e207a57dc02_JaffaCakes118.dll,#1
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1200
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32 "C:\Windows\cdp3.dll",_RunAs@16
    3⤵
    - Loads dropped DLL
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Access Token Manipulation: Create Process with Token
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Access Token Manipulation

T1134

Create Process with Token

T1134.002

Defense Evasion

Access Token Manipulation

T1134

Create Process with Token

T1134.002

Credential Access

Discovery

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\cdp3.dll

Filesize
29KB

MD5
8d6b3140348e59d1af252e207a57dc02

SHA1
b4fb39de9e04ca93043e814eee0a14765ce02b78

SHA256
676d160224442e9ed31130ebc5cc13e4676a42a3a2c9a366b8c7643d822faf9e

SHA512
f18df57a150b814922fd641183ec6a1eaf1996dcf16352a05a2bc5a1f8735484ed029c7e2b34e60672bbef3e7675eea9f7ee5683b8d7b8c301fac1c47e1eb68f

Download Submit
memory/100-5-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/100-7-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/1200-0-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/1200-6-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download