metasploit | 937a06010a344cd0f304cafd344d1bf33aeb625980b815826c22ea7a4edb4fc8

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 05:49

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General

Target

19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
Size

172KB
MD5

19032b4bb8b52eaa7957afa5a75d6e7d
SHA1

36887afafbdddcbb4166286806c858cae9f32f69
SHA256

937a06010a344cd0f304cafd344d1bf33aeb625980b815826c22ea7a4edb4fc8
SHA512

272fef9ab36a5f3515d24d9aa8079ecfeccb3cab4408311e9a3ac43806e5fdc72683a73d3f3e91e537c04bde0b11b37667eba197d114ba55f6127c6ade48faf0
SSDEEP

3072:l9USge4zN2C+yQI4lknPNKrxMzJ1SZSAHXBABqXSCORpEt6pAWFBCyo:lCte4zNiyQanPoE2hBAASCUWgpA5N

Score

10^/10

metasploit backdoor evasion persistence trojan upx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

Processes:

wmpnt32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmpnt32.exe = "C:\\Windows\\SysWOW64\\wmpnt32.exe:*:Enabled:WinMedia Workstation"	wmpnt32.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List	wmpnt32.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmpnt32.exe = "C:\\Windows\\SysWOW64\\wmpnt32.exe:*:Enabled:WinMedia Workstation"	wmpnt32.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	wmpnt32.exe

Deletes itself 1 IoCs

Processes:

wmpnt32.exe

pid process

2664 wmpnt32.exe
Executes dropped EXE 2 IoCs

Processes:

wmpnt32.exewmpnt32.exe

pid process

2984 wmpnt32.exe
2664 wmpnt32.exe
Loads dropped DLL 3 IoCs

Processes:

19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exewmpnt32.exe

pid process

2020 19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
2020 19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
2984 wmpnt32.exe

pid	process
2664	wmpnt32.exe

pid	process
2984	wmpnt32.exe
2664	wmpnt32.exe

pid	process
2020	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
2020	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
2984	wmpnt32.exe

UPX packed file 11 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2020-5-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2020-10-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2020-13-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2020-12-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2020-11-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2020-3-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2020-7-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2664-41-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2020-44-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2664-45-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2664-49-0x0000000000400000-0x000000000044C000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Processes:

wmpnt32.exe

description ioc process

Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WinMedia Workstation = "C:\\Windows\\SysWOW64\\wmpnt32.exe" wmpnt32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WinMedia Workstation = "C:\\Windows\\SysWOW64\\wmpnt32.exe"	wmpnt32.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exewmpnt32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	wmpnt32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	wmpnt32.exe

Drops file in System32 directory 4 IoCs

Processes:

19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exewmpnt32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\wmpnt32.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\wmpnt32.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\	wmpnt32.exe
File opened for modification	C:\Windows\SysWOW64\	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exewmpnt32.exe

description	pid	process	target process
PID 2308 set thread context of 2020	2308	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
PID 2984 set thread context of 2664	2984	wmpnt32.exe	wmpnt32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exewmpnt32.exe

pid process

2020 19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
2020 19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
2664 wmpnt32.exe
2664 wmpnt32.exe

pid	process
2020	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
2020	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
2664	wmpnt32.exe
2664	wmpnt32.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exewmpnt32.exewmpnt32.exe

description	pid	process	target process
PID 2308 wrote to memory of 2020	2308	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
PID 2308 wrote to memory of 2020	2308	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
PID 2308 wrote to memory of 2020	2308	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
PID 2308 wrote to memory of 2020	2308	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
PID 2308 wrote to memory of 2020	2308	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
PID 2308 wrote to memory of 2020	2308	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
PID 2308 wrote to memory of 2020	2308	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
PID 2020 wrote to memory of 2984	2020	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	wmpnt32.exe
PID 2020 wrote to memory of 2984	2020	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	wmpnt32.exe
PID 2020 wrote to memory of 2984	2020	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	wmpnt32.exe
PID 2020 wrote to memory of 2984	2020	19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe	wmpnt32.exe
PID 2984 wrote to memory of 2664	2984	wmpnt32.exe	wmpnt32.exe
PID 2984 wrote to memory of 2664	2984	wmpnt32.exe	wmpnt32.exe
PID 2984 wrote to memory of 2664	2984	wmpnt32.exe	wmpnt32.exe
PID 2984 wrote to memory of 2664	2984	wmpnt32.exe	wmpnt32.exe
PID 2984 wrote to memory of 2664	2984	wmpnt32.exe	wmpnt32.exe
PID 2984 wrote to memory of 2664	2984	wmpnt32.exe	wmpnt32.exe
PID 2984 wrote to memory of 2664	2984	wmpnt32.exe	wmpnt32.exe
PID 2664 wrote to memory of 1196	2664	wmpnt32.exe	Explorer.EXE
PID 2664 wrote to memory of 1196	2664	wmpnt32.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196

C:\Users\Admin\AppData\Local\Temp\19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2308

C:\Users\Admin\AppData\Local\Temp\19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\19032b4bb8b52eaa7957afa5a75d6e7d_JaffaCakes118.exe"
3⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2020

C:\Windows\SysWOW64\wmpnt32.exe
"C:\Windows\SysWOW64\wmpnt32.exe" C:\Users\Admin\AppData\Local\Temp\19032B~1.EXE
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2984

C:\Windows\SysWOW64\wmpnt32.exe
"C:\Windows\SysWOW64\wmpnt32.exe" C:\Users\Admin\AppData\Local\Temp\19032B~1.EXE
5⤵
- Modifies firewall policy service
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2664

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

\Windows\SysWOW64\wmpnt32.exe
Filesize
172KB

MD5
19032b4bb8b52eaa7957afa5a75d6e7d

SHA1
36887afafbdddcbb4166286806c858cae9f32f69

SHA256
937a06010a344cd0f304cafd344d1bf33aeb625980b815826c22ea7a4edb4fc8

SHA512
272fef9ab36a5f3515d24d9aa8079ecfeccb3cab4408311e9a3ac43806e5fdc72683a73d3f3e91e537c04bde0b11b37667eba197d114ba55f6127c6ade48faf0

Download Submit
memory/1196-46-0x0000000003E00000-0x0000000003E1E000-memory.dmp

Filesize
120KB

Download
memory/1196-48-0x0000000003160000-0x0000000003161000-memory.dmp

Filesize
4KB

Download
memory/2020-12-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2020-25-0x0000000002FC0000-0x0000000003000000-memory.dmp

Filesize
256KB

Download
memory/2020-1-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2020-11-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2020-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2020-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2020-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2020-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2020-44-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2020-13-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2020-24-0x0000000002FC0000-0x0000000003000000-memory.dmp

Filesize
256KB

Download
memory/2308-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2308-0-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2664-41-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2664-45-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2664-49-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2984-36-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2984-26-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download