ab93321ec40daff29f9b0b7262bd86f570f68957f9609febf5e76af83fcff8f3

Analysis

max time kernel
95s
max time network
123s
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 21:22

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General

Target

034d2034a7f3874342fc49c2cae4374b_JaffaCakes118.dll
Size

122KB
MD5

034d2034a7f3874342fc49c2cae4374b
SHA1

65bb22990f64b88c2233cc7085c359d56b80dd80
SHA256

ab93321ec40daff29f9b0b7262bd86f570f68957f9609febf5e76af83fcff8f3
SHA512

fae69cd519bbb006763e4d8ed5981a0542d0cae41a50e11504425df1abaf52d75c26f66d5a702324edaa4d191469e167e2b596a7f2fbba6ad3d22e67f63c72fa
SSDEEP

3072:jnbJpEypKc+JjCc3Jcy006iSmmG/6icKdYlO1:TbJpd6GcOrmmi9cKd2O1

Score

8^/10

discovery persistence

Malware Config

Signatures

Blocklisted process makes network request 4 IoCs

flow	pid	Process
3	3976	rundll32.exe
5	3976	rundll32.exe
7	3976	rundll32.exe
10	3976	rundll32.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\GMY93o79.sys\imagepath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\GMY93o79.sys"	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1048	3976	WerFault.exe	81

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

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3976	rundll32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3976	rundll32.exe
Token: SeTakeOwnershipPrivilege	3976	rundll32.exe
Token: SeImpersonatePrivilege	3976	rundll32.exe
Token: SeAssignPrimaryTokenPrivilege	3976	rundll32.exe
Token: SeLoadDriverPrivilege	3976	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 3976	2552	rundll32.exe	81
PID 2552 wrote to memory of 3976	2552	rundll32.exe	81
PID 2552 wrote to memory of 3976	2552	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\034d2034a7f3874342fc49c2cae4374b_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\034d2034a7f3874342fc49c2cae4374b_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Sets service image path in registry
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:3976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3976 -s 1772
    3⤵
    - Program crash
    PID:1048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3976 -ip 3976
1⤵
PID:4540

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

memory/3976-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3976-1-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3976-8-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads