9a5bdddfeddbfaf15804092d2dd4c0f0edf84ca91781a57ef87a24e2e53c0f31

Analysis

max time kernel
150s
max time network
141s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
02-08-2024 04:15

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General

Target

82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe
Size

3.0MB
MD5

82feaf4427aff3dbad0a259b45bff63d
SHA1

f1ca08e6a0866b42e3f7ed7c2e1e1d3ad7a5ceac
SHA256

9a5bdddfeddbfaf15804092d2dd4c0f0edf84ca91781a57ef87a24e2e53c0f31
SHA512

a196d170e7e17b7fbb249bb150cdf088e951183a97687786dbd6935039518b06527be69f7d6c79323f373f8a6d68b0a25c572f5f97962fd40b117a14f777e498
SSDEEP

98304:MDHEfh0QVKtQkgC22K2uJ6AOsmKC81PBTcGcqpXmw8VSfVN7G97BmONSciOi2:m8atgujKC81PBIGcZcNN2EciO/

Score

10^/10

discovery evasion execution persistence privilege_escalation upx

Malware Config

Signatures

Disables service(s) 3 TTPs
evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1796	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

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2232-2-0x0000000000400000-0x0000000000B64000-memory.dmp	upx
behavioral1/memory/2232-3-0x0000000000400000-0x0000000000B64000-memory.dmp	upx
behavioral1/memory/2232-19-0x0000000000400000-0x0000000000B64000-memory.dmp	upx
behavioral1/memory/2232-20-0x0000000000400000-0x0000000000B64000-memory.dmp	upx
behavioral1/memory/2232-24-0x0000000000400000-0x0000000000B64000-memory.dmp	upx

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\GbpSv = "C:\\windows\\system\\Plugin.exe"	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\A_0001.txt	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Partizan.RRI	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\windows\system\Plugin.exe	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe

Launches sc.exe 3 IoCs

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

pid	Process
2716	sc.exe
2692	sc.exe
280	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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 15 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	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe

Runs net.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2096	schtasks.exe
2992	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 1796	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	30
PID 2232 wrote to memory of 1796	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	30
PID 2232 wrote to memory of 1796	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	30
PID 2232 wrote to memory of 1796	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	30
PID 2232 wrote to memory of 2096	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	33
PID 2232 wrote to memory of 2096	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	33
PID 2232 wrote to memory of 2096	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	33
PID 2232 wrote to memory of 2096	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	33
PID 2232 wrote to memory of 2992	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	34
PID 2232 wrote to memory of 2992	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	34
PID 2232 wrote to memory of 2992	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	34
PID 2232 wrote to memory of 2992	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	34
PID 2232 wrote to memory of 2716	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	36
PID 2232 wrote to memory of 2716	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	36
PID 2232 wrote to memory of 2716	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	36
PID 2232 wrote to memory of 2716	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	36
PID 2232 wrote to memory of 3052	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	38
PID 2232 wrote to memory of 3052	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	38
PID 2232 wrote to memory of 3052	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	38
PID 2232 wrote to memory of 3052	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	38
PID 2232 wrote to memory of 2932	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	39
PID 2232 wrote to memory of 2932	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	39
PID 2232 wrote to memory of 2932	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	39
PID 2232 wrote to memory of 2932	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	39
PID 2232 wrote to memory of 2816	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	41
PID 2232 wrote to memory of 2816	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	41
PID 2232 wrote to memory of 2816	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	41
PID 2232 wrote to memory of 2816	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	41
PID 2232 wrote to memory of 1964	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	43
PID 2232 wrote to memory of 1964	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	43
PID 2232 wrote to memory of 1964	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	43
PID 2232 wrote to memory of 1964	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	43
PID 2232 wrote to memory of 2680	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	44
PID 2232 wrote to memory of 2680	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	44
PID 2232 wrote to memory of 2680	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	44
PID 2232 wrote to memory of 2680	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	44
PID 2232 wrote to memory of 2692	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	45
PID 2232 wrote to memory of 2692	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	45
PID 2232 wrote to memory of 2692	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	45
PID 2232 wrote to memory of 2692	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	45
PID 2232 wrote to memory of 280	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	50
PID 2232 wrote to memory of 280	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	50
PID 2232 wrote to memory of 280	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	50
PID 2232 wrote to memory of 280	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	50
PID 2232 wrote to memory of 1996	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	51
PID 2232 wrote to memory of 1996	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	51
PID 2232 wrote to memory of 1996	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	51
PID 2232 wrote to memory of 1996	2232	82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe	51
PID 1964 wrote to memory of 2300	1964	net.exe	55
PID 1964 wrote to memory of 2300	1964	net.exe	55
PID 1964 wrote to memory of 2300	1964	net.exe	55
PID 1964 wrote to memory of 2300	1964	net.exe	55
PID 2680 wrote to memory of 916	2680	net.exe	56
PID 2680 wrote to memory of 916	2680	net.exe	56
PID 2680 wrote to memory of 916	2680	net.exe	56
PID 2680 wrote to memory of 916	2680	net.exe	56

C:\Users\Admin\AppData\Local\Temp\82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\82feaf4427aff3dbad0a259b45bff63d_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram C:\windows\system\Plugin.exe RPCCC
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:1796
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn balada /tr c:\autoexec.bat /sc onstart /ru system
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2096
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn startt /tr c:\start.bat /sc onstart /ru system
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2992
- C:\Windows\SysWOW64\sc.exe
  sc delete GbpSv
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2716
- 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
  - System Location Discovery: System Language Discovery
  PID:3052
- 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
  - System Location Discovery: System Language Discovery
  PID:2932
- 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
  - System Location Discovery: System Language Discovery
  PID:2816
- C:\Windows\SysWOW64\net.exe
  net start GbpSv
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start GbpSv
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2300
- C:\Windows\SysWOW64\net.exe
  net stop GbpSv
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop GbpSv
    3⤵
    - System Location Discovery: System Language Discovery
    PID:916
- C:\Windows\SysWOW64\sc.exe
  sc stop GbpSv
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2692
- C:\Windows\SysWOW64\sc.exe
  sc config GbpSv start= disabled
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:280
- C:\Windows\SysWOW64\cmd.exe
  cmd /c c:\autoexec.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1996

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

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Downloads

C:\autoexec.bat

Filesize
6KB

MD5
3c4efbf13ceeb379b1a102ca466048cd

SHA1
cd038f0fe0747102bf0568a9eafc139fb63b7e8b

SHA256
1156730d23bd9460f2b577176b8960df0cffe15a72c7df0b1da6ddb13ce6e995

SHA512
68f7085a2f3d24a543b25029fa83cfff1ed05f63a99155cecbb4cdc0b9b26354f4d48b08256c5a5212ce319467b23fa6804e9f8d67a81c4231d444ffe1eac320

Download Submit
memory/2232-2-0x0000000000400000-0x0000000000B64000-memory.dmp

Filesize
7.4MB

Download
memory/2232-3-0x0000000000400000-0x0000000000B64000-memory.dmp

Filesize
7.4MB

Download
memory/2232-19-0x0000000000400000-0x0000000000B64000-memory.dmp

Filesize
7.4MB

Download
memory/2232-20-0x0000000000400000-0x0000000000B64000-memory.dmp

Filesize
7.4MB

Download
memory/2232-24-0x0000000000400000-0x0000000000B64000-memory.dmp

Filesize
7.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads