27c5c70788728be57102613cda8af09969171a4d0fbe5eef81749ef3dc557ebb

General

Target

bd5493a5247ece47078d029d7f5cb165_JaffaCakes118.dll
Size

58KB
MD5

bd5493a5247ece47078d029d7f5cb165
SHA1

fbf141577bfd64e2408aaa0cc90a6447d6aa4ab9
SHA256

27c5c70788728be57102613cda8af09969171a4d0fbe5eef81749ef3dc557ebb
SHA512

c46ac4aa31c46032a95be351c8b5238e4b5f93d50559ed80fff190f0180c6ef73fc930c8f82c37facad73e80ad91725c1321663129e8db10e85b6dd01db3628b
SSDEEP

1536:H+/EkhRwFw5QrNZC0DPmrAbG2TLMk7O/JoZ/tkzGbjk6d2:gtDJQBKMLMOQoZlkSB

Score

8^/10

discovery persistence privilege_escalation

Malware Config

Signatures

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-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\System Share = "RunDll32 \"C:\\Program Files (x86)\\Common Files\\perfms.dll\",Init"	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\wdi\perftrack\srvlsaet.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\wdi\perftrack\srvlsaet.dll	rundll32.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\perfms.dll	rundll32.exe
File opened for modification	C:\Program Files (x86)\Common Files\perfms.dll	rundll32.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\winsxs\mslogsrv.dll	rundll32.exe
File opened for modification	C:\Windows\winsxs\mslogsrv.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	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController	rundll32.exe
Key created	\REGISTRY\MACHINE\HARDWARE\Description\System\MultifunctionAdapter\0\DiskController\0	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral	rundll32.exe
Key created	\REGISTRY\MACHINE\HARDWARE\Description\System\MultifunctionAdapter\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\DiskPeripheral	rundll32.exe
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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2824	rundll32.exe
2824	rundll32.exe
2824	rundll32.exe
2824	rundll32.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 816 wrote to memory of 2824	816	rundll32.exe	31
PID 816 wrote to memory of 2824	816	rundll32.exe	31
PID 816 wrote to memory of 2824	816	rundll32.exe	31
PID 816 wrote to memory of 2824	816	rundll32.exe	31
PID 816 wrote to memory of 2824	816	rundll32.exe	31
PID 816 wrote to memory of 2824	816	rundll32.exe	31
PID 816 wrote to memory of 2824	816	rundll32.exe	31
PID 2824 wrote to memory of 2476	2824	rundll32.exe	32
PID 2824 wrote to memory of 2476	2824	rundll32.exe	32
PID 2824 wrote to memory of 2476	2824	rundll32.exe	32
PID 2824 wrote to memory of 2476	2824	rundll32.exe	32
PID 2824 wrote to memory of 2476	2824	rundll32.exe	32
PID 2824 wrote to memory of 2476	2824	rundll32.exe	32
PID 2824 wrote to memory of 2476	2824	rundll32.exe	32
PID 2824 wrote to memory of 1116	2824	rundll32.exe	19
PID 2824 wrote to memory of 1116	2824	rundll32.exe	19
PID 2824 wrote to memory of 1164	2824	rundll32.exe	20
PID 2824 wrote to memory of 1164	2824	rundll32.exe	20
PID 2824 wrote to memory of 1188	2824	rundll32.exe	21
PID 2824 wrote to memory of 1188	2824	rundll32.exe	21
PID 2824 wrote to memory of 1496	2824	rundll32.exe	23
PID 2824 wrote to memory of 1496	2824	rundll32.exe	23
PID 2824 wrote to memory of 816	2824	rundll32.exe	30
PID 2824 wrote to memory of 816	2824	rundll32.exe	30
PID 2824 wrote to memory of 2476	2824	rundll32.exe	32
PID 2824 wrote to memory of 2476	2824	rundll32.exe	32

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bd5493a5247ece47078d029d7f5cb165_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:816
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\bd5493a5247ece47078d029d7f5cb165_JaffaCakes118.dll,#1
    3⤵
    - Adds Run key to start application
    - Drops file in System32 directory
    - Drops file in Program Files directory
    - Drops file in Windows 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:2824
  - - C:\Windows\SysWOW64\RunDll32.exe
      RunDll32 "C:\Users\Admin\AppData\Local\Temp\bd5493a5247ece47078d029d7f5cb165_JaffaCakes118.dll",Init
      4⤵
      System Location Discovery: System Language Discovery
      PID:2476

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

2

T1546

AppInit DLLs

1

T1546.010

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

2

T1546

AppInit DLLs

1

T1546.010

Netsh Helper DLL

1

T1546.007

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1116-9-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/1116-8-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2476-7-0x00000000753E0000-0x0000000075403000-memory.dmp

Filesize
140KB

Download
memory/2476-25-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/2476-24-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/2476-26-0x00000000753E0000-0x0000000075403000-memory.dmp

Filesize
140KB

Download
memory/2824-0-0x00000000753E0000-0x0000000075403000-memory.dmp

Filesize
140KB

Download
memory/2824-1-0x00000000753E1000-0x00000000753ED000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads