metasploit | 80912b90fc35e061057a008655886afdd0aabbdc0b3ff38f210a3015277de0a8

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
27-06-2024 19:16

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General

Target

17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
Size

208KB
MD5

17359a9bdf619152fc9363233fb23563
SHA1

7f5487af38ced5b209f7f8e721d4ce12cdf627f6
SHA256

80912b90fc35e061057a008655886afdd0aabbdc0b3ff38f210a3015277de0a8
SHA512

765af48e4114c4d726896b011e9cf338517db02234b17c3dbe2934503ea15ea3862a0496ca82167fd7a73e0b7a7d21a76ea116fadce081c656e9d5513590fd59
SSDEEP

3072:XKe+ldbtM+K0knIvjk7Gd3rnTFPKieOmR2LGbRV:XKe+lQ+K0QIbnTF3eILi

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 8 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

Processes:

wmpht86.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	wmpht86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmpht86.exe = "C:\\Windows\\SysWOW64\\wmpht86.exe:*:Enabled:Windows Help"	wmpht86.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List	wmpht86.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile	wmpht86.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications	wmpht86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmpht86.exe = "C:\\Windows\\SysWOW64\\wmpht86.exe:*:Enabled:Windows Help"	wmpht86.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	wmpht86.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	wmpht86.exe

Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation 17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
Deletes itself 1 IoCs

Processes:

wmpht86.exe

pid process

1876 wmpht86.exe
Executes dropped EXE 2 IoCs

Processes:

wmpht86.exewmpht86.exe

pid process

1376 wmpht86.exe
1876 wmpht86.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe

pid	process
1876	wmpht86.exe

pid	process
1376	wmpht86.exe
1876	wmpht86.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4288-0-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/4288-2-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/4288-4-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/4288-3-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/1876-42-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/4288-44-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/1876-46-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/1876-47-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/1876-48-0x0000000000400000-0x000000000044B000-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:

wmpht86.exe

description ioc process

Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Help = "C:\\Windows\\SysWOW64\\wmpht86.exe" wmpht86.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Help = "C:\\Windows\\SysWOW64\\wmpht86.exe"	wmpht86.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:

wmpht86.exe17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	wmpht86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	wmpht86.exe

Drops file in System32 directory 4 IoCs

Processes:

17359a9bdf619152fc9363233fb23563_JaffaCakes118.exewmpht86.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\wmpht86.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\wmpht86.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\	wmpht86.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

17359a9bdf619152fc9363233fb23563_JaffaCakes118.exewmpht86.exe

description	pid	process	target process
PID 3464 set thread context of 4288	3464	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
PID 1376 set thread context of 1876	1376	wmpht86.exe	wmpht86.exe

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

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

17359a9bdf619152fc9363233fb23563_JaffaCakes118.exewmpht86.exe

pid	process
4288	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
4288	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
4288	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
4288	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
1876	wmpht86.exe
1876	wmpht86.exe
1876	wmpht86.exe
1876	wmpht86.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe17359a9bdf619152fc9363233fb23563_JaffaCakes118.exewmpht86.exewmpht86.exe

description	pid	process	target process
PID 3464 wrote to memory of 4288	3464	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
PID 3464 wrote to memory of 4288	3464	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
PID 3464 wrote to memory of 4288	3464	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
PID 3464 wrote to memory of 4288	3464	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
PID 3464 wrote to memory of 4288	3464	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
PID 3464 wrote to memory of 4288	3464	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
PID 3464 wrote to memory of 4288	3464	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
PID 4288 wrote to memory of 1376	4288	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	wmpht86.exe
PID 4288 wrote to memory of 1376	4288	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	wmpht86.exe
PID 4288 wrote to memory of 1376	4288	17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe	wmpht86.exe
PID 1376 wrote to memory of 1876	1376	wmpht86.exe	wmpht86.exe
PID 1376 wrote to memory of 1876	1376	wmpht86.exe	wmpht86.exe
PID 1376 wrote to memory of 1876	1376	wmpht86.exe	wmpht86.exe
PID 1376 wrote to memory of 1876	1376	wmpht86.exe	wmpht86.exe
PID 1376 wrote to memory of 1876	1376	wmpht86.exe	wmpht86.exe
PID 1376 wrote to memory of 1876	1376	wmpht86.exe	wmpht86.exe
PID 1376 wrote to memory of 1876	1376	wmpht86.exe	wmpht86.exe
PID 1876 wrote to memory of 3632	1876	wmpht86.exe	Explorer.EXE
PID 1876 wrote to memory of 3632	1876	wmpht86.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3632

C:\Users\Admin\AppData\Local\Temp\17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3464

C:\Users\Admin\AppData\Local\Temp\17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\17359a9bdf619152fc9363233fb23563_JaffaCakes118.exe"
3⤵
- Checks computer location settings
- Maps connected drives based on registry
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4288

C:\Windows\SysWOW64\wmpht86.exe
"C:\Windows\SysWOW64\wmpht86.exe" C:\Users\Admin\AppData\Local\Temp\17359A~1.EXE
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1376

C:\Windows\SysWOW64\wmpht86.exe
"C:\Windows\SysWOW64\wmpht86.exe" C:\Users\Admin\AppData\Local\Temp\17359A~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:1876

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

C:\Windows\SysWOW64\wmpht86.exe
Filesize
208KB

MD5
17359a9bdf619152fc9363233fb23563

SHA1
7f5487af38ced5b209f7f8e721d4ce12cdf627f6

SHA256
80912b90fc35e061057a008655886afdd0aabbdc0b3ff38f210a3015277de0a8

SHA512
765af48e4114c4d726896b011e9cf338517db02234b17c3dbe2934503ea15ea3862a0496ca82167fd7a73e0b7a7d21a76ea116fadce081c656e9d5513590fd59

Download Submit
memory/1876-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1876-46-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1876-47-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1876-48-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4288-0-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4288-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4288-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4288-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4288-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download