2e7a3ebabbb8cdd47998a9e97aa5b3e2448c2ac956a447af810e30262f0d4eab

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20/06/2024, 05:59

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General

Target

036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe
Size

2.9MB
MD5

036f0c57fb3a8a124ae0ed0777a27948
SHA1

af697c9fcc96e8154be0af48c2d1398339e15f62
SHA256

2e7a3ebabbb8cdd47998a9e97aa5b3e2448c2ac956a447af810e30262f0d4eab
SHA512

e433db1c886ae541d14421033d3b38b1867a509307dc33b005d1b571ba7423395d7c13a1ca129d951dd4c5727509755da12ecbb06ea8fc014635a7a25bffbed6
SSDEEP

49152:mdfY3+KXPYSNxGl/kUcWcxW0tUilfnzS5LeTtkfjkKhmQB8rY+o:ugvpNq/kUdcxW0ae/zs++jkymE83

Score

8^/10

evasion execution persistence privilege_escalation

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2644	netsh.exe

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Uses Session Manager for persistence 2 TTPs 3 IoCs

Creates Session Manager registry key to run executable early in system boot.

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SESSION MANAGER\BootExecute = 6100750074006f0063006800650063006b0020006100750074006f00630068006b0020002a0000000000	reg.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SESSION MANAGER\BootExecute = 6100750074006f0063006800650063006b0020006100750074006f00630068006b0020002a0000000000	reg.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Control\Session Manager\BootExecute = 6100750074006f0063006800650063006b0020006100750074006f00630068006b0020002a0000000000	reg.exe

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows32 = "C:\\windows\\system\\win.exe"	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\reg_0007.txt	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\windows\system\win.exe	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe
File opened for modification	C:\windows\system\win.exe	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1564	sc.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 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	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2600	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 2840	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	28
PID 2684 wrote to memory of 2840	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	28
PID 2684 wrote to memory of 2840	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	28
PID 2684 wrote to memory of 2840	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	28
PID 2684 wrote to memory of 2600	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	30
PID 2684 wrote to memory of 2600	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	30
PID 2684 wrote to memory of 2600	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	30
PID 2684 wrote to memory of 2600	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	30
PID 2684 wrote to memory of 1564	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	32
PID 2684 wrote to memory of 1564	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	32
PID 2684 wrote to memory of 1564	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	32
PID 2684 wrote to memory of 1564	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	32
PID 2684 wrote to memory of 2516	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	34
PID 2684 wrote to memory of 2516	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	34
PID 2684 wrote to memory of 2516	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	34
PID 2684 wrote to memory of 2516	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	34
PID 2684 wrote to memory of 2540	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	35
PID 2684 wrote to memory of 2540	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	35
PID 2684 wrote to memory of 2540	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	35
PID 2684 wrote to memory of 2540	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	35
PID 2684 wrote to memory of 2616	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	36
PID 2684 wrote to memory of 2616	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	36
PID 2684 wrote to memory of 2616	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	36
PID 2684 wrote to memory of 2616	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	36
PID 2684 wrote to memory of 2644	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	38
PID 2684 wrote to memory of 2644	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	38
PID 2684 wrote to memory of 2644	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	38
PID 2684 wrote to memory of 2644	2684	036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe	38

C:\Users\Admin\AppData\Local\Temp\036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\036f0c57fb3a8a124ae0ed0777a27948_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /delete /TN startt /f
  2⤵
  PID:2840
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn startt /tr c:\sys.bat /sc onstart /ru system
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2600
- C:\Windows\SysWOW64\sc.exe
  sc delete GbpSv
  2⤵
  - Launches sc.exe
  PID:1564
- C:\Windows\SysWOW64\reg.exe
  reg add "HKLM\SYSTEM\ControlSet001\Control\Session manager" /v BootExecute /t REG_MULTI_SZ /d "autocheck autochk *" /f
  2⤵
  - Uses Session Manager for persistence
  PID:2516
- C:\Windows\SysWOW64\reg.exe
  reg add "HKLM\SYSTEM\ControlSet002\Control\Session manager" /v BootExecute /t REG_MULTI_SZ /d "autocheck autochk *" /f
  2⤵
  - Uses Session Manager for persistence
  PID:2540
- C:\Windows\SysWOW64\reg.exe
  reg add "HKLM\SYSTEM\CurrentControlSet\Control\Session manager" /v BootExecute /t REG_MULTI_SZ /d "autocheck autochk *" /f
  2⤵
  - Uses Session Manager for persistence
  PID:2616
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram C:\windows\system\win.exe RPCCC
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

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Downloads

memory/2684-0-0x0000000000400000-0x0000000001034000-memory.dmp

Filesize
12.2MB

Download
memory/2684-1-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2684-4-0x0000000000400000-0x0000000001034000-memory.dmp

Filesize
12.2MB

Download
memory/2684-5-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads