2d710346beb9fb4e7b7cce4172fbb031e172a2473ac997b2f8af9fa1c1f3432a

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15/07/2024, 16:10

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General

Target

4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll
Size

26KB
MD5

4a6ace94e4da628d75d1d402717cffde
SHA1

3f84a16d67399ab1e63c183ee7dc61e81c249494
SHA256

2d710346beb9fb4e7b7cce4172fbb031e172a2473ac997b2f8af9fa1c1f3432a
SHA512

e2df57ddd0b69d420469393a140490e704b836929e5091fd0c113db41059bef4968d8556ab5212b70c3e7564974c8ddb303529de467757abae69dec3e0609078
SSDEEP

768:Qdh9fQUpt79DTowgzkKPK6QOWVTnSlmg1wUulxC/3ESrDvL:soUpzDTo1Q+UtSMuuloPESrDvL

Score

7^/10

defense_evasion privilege_escalation

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2360	rundll32.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\oficx.dll	rundll32.exe
File opened for modification	C:\Windows\oficx.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
2360	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
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} = "4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll,1293806123,641534121,-1814625877"	rundll32.exe
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

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe
2360	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 1384	2364	rundll32.exe	82
PID 2364 wrote to memory of 1384	2364	rundll32.exe	82
PID 2364 wrote to memory of 1384	2364	rundll32.exe	82
PID 1384 wrote to memory of 2360	1384	rundll32.exe	86
PID 1384 wrote to memory of 2360	1384	rundll32.exe	86
PID 1384 wrote to memory of 2360	1384	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a6ace94e4da628d75d1d402717cffde_JaffaCakes118.dll,#1
  2⤵
  - Drops file in Windows directory
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1384
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32 "C:\Windows\oficx.dll",_RunAs@16
    3⤵
    - Loads dropped DLL
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Access Token Manipulation: Create Process with Token
    - Suspicious behavior: EnumeratesProcesses
    PID:2360

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\oficx.dll

Filesize
26KB

MD5
4a6ace94e4da628d75d1d402717cffde

SHA1
3f84a16d67399ab1e63c183ee7dc61e81c249494

SHA256
2d710346beb9fb4e7b7cce4172fbb031e172a2473ac997b2f8af9fa1c1f3432a

SHA512
e2df57ddd0b69d420469393a140490e704b836929e5091fd0c113db41059bef4968d8556ab5212b70c3e7564974c8ddb303529de467757abae69dec3e0609078

Download Submit
memory/1384-0-0x0000000010000000-0x000000001004F000-memory.dmp

Filesize
316KB

Download
memory/1384-6-0x0000000010000000-0x000000001004F000-memory.dmp

Filesize
316KB

Download
memory/2360-5-0x0000000010000000-0x000000001004F000-memory.dmp

Filesize
316KB

Download
memory/2360-7-0x0000000010000000-0x000000001004F000-memory.dmp

Filesize
316KB

Download