metasploit | 11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074

General

Target

11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
Size

214KB
MD5

87e683e9577a4b36a1744b42bf8be44b
SHA1

cc69d58f56f91a4ce36e4ca841eb83a9d1fb813e
SHA256

11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074
SHA512

62b53941b98d27ec75544dcb8fce76215723db3386bdd43a619a13f23c1f7d5e683661441279474de3fe7bf7f4dd13689cd04f7358282479f43c3b9e12820da9

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 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

igfxct86.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	igfxct86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxct86.exe = "C:\\Windows\\SysWOW64\\igfxct86.exe:*:Enabled:Intel Control Service"	igfxct86.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List	igfxct86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxct86.exe = "C:\\Windows\\SysWOW64\\igfxct86.exe:*:Enabled:Intel Control Service"	igfxct86.exe

Executes dropped EXE 2 IoCs

Processes:

igfxct86.exeigfxct86.exe

pid process

1204 igfxct86.exe
1072 igfxct86.exe

pid	process
1204	igfxct86.exe
1072	igfxct86.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/908-62-0x0000000000400000-0x0000000000401000-memory.dmp	upx
behavioral1/memory/908-63-0x0000000000400000-0x0000000000439000-memory.dmp	upx
behavioral1/memory/1072-71-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/1072-73-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/1072-74-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/1072-78-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/1072-79-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/1072-80-0x0000000000400000-0x000000000044E000-memory.dmp	upx
behavioral1/memory/1072-81-0x0000000000400000-0x000000000044E000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

igfxct86.exe

pid process

1072 igfxct86.exe

pid	process
1072	igfxct86.exe

Loads dropped DLL 2 IoCs

Processes:

11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe

pid	process
908	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
908	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

igfxct86.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	igfxct86.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Intel Control Service = "C:\\Windows\\SysWOW64\\igfxct86.exe"	igfxct86.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:

igfxct86.exe11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	igfxct86.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	igfxct86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe

Drops file in System32 directory 4 IoCs

Processes:

11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exeigfxct86.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
File opened for modification	C:\Windows\SysWOW64\igfxct86.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
File created	C:\Windows\SysWOW64\igfxct86.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
File opened for modification	C:\Windows\SysWOW64\	igfxct86.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exeigfxct86.exe

description	pid	process	target process
PID 1600 set thread context of 908	1600	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
PID 1204 set thread context of 1072	1204	igfxct86.exe	igfxct86.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exeigfxct86.exe

pid	process
908	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
908	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
1072	igfxct86.exe
1072	igfxct86.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe

pid process

1600 11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe

pid	process
1600	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exeigfxct86.exeigfxct86.exe

description	pid	process	target process
PID 1600 wrote to memory of 908	1600	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
PID 1600 wrote to memory of 908	1600	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
PID 1600 wrote to memory of 908	1600	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
PID 1600 wrote to memory of 908	1600	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
PID 1600 wrote to memory of 908	1600	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
PID 1600 wrote to memory of 908	1600	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
PID 1600 wrote to memory of 908	1600	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
PID 908 wrote to memory of 1204	908	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	igfxct86.exe
PID 908 wrote to memory of 1204	908	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	igfxct86.exe
PID 908 wrote to memory of 1204	908	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	igfxct86.exe
PID 908 wrote to memory of 1204	908	11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe	igfxct86.exe
PID 1204 wrote to memory of 1072	1204	igfxct86.exe	igfxct86.exe
PID 1204 wrote to memory of 1072	1204	igfxct86.exe	igfxct86.exe
PID 1204 wrote to memory of 1072	1204	igfxct86.exe	igfxct86.exe
PID 1204 wrote to memory of 1072	1204	igfxct86.exe	igfxct86.exe
PID 1204 wrote to memory of 1072	1204	igfxct86.exe	igfxct86.exe
PID 1204 wrote to memory of 1072	1204	igfxct86.exe	igfxct86.exe
PID 1204 wrote to memory of 1072	1204	igfxct86.exe	igfxct86.exe
PID 1072 wrote to memory of 1280	1072	igfxct86.exe	Explorer.EXE
PID 1072 wrote to memory of 1280	1072	igfxct86.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1280

C:\Users\Admin\AppData\Local\Temp\11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
"C:\Users\Admin\AppData\Local\Temp\11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1600

C:\Users\Admin\AppData\Local\Temp\11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe
"C:\Users\Admin\AppData\Local\Temp\11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074.exe"
3⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:908

C:\Windows\SysWOW64\igfxct86.exe
"C:\Windows\SysWOW64\igfxct86.exe" C:\Users\Admin\AppData\Local\Temp\11B5C4~1.EXE
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1204

C:\Windows\SysWOW64\igfxct86.exe
"C:\Windows\SysWOW64\igfxct86.exe" C:\Users\Admin\AppData\Local\Temp\11B5C4~1.EXE
5⤵
- Modifies firewall policy service
- Executes dropped EXE
- Deletes itself
- 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:1072

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Windows\SysWOW64\igfxct86.exe
Filesize
214KB

MD5
87e683e9577a4b36a1744b42bf8be44b

SHA1
cc69d58f56f91a4ce36e4ca841eb83a9d1fb813e

SHA256
11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074

SHA512
62b53941b98d27ec75544dcb8fce76215723db3386bdd43a619a13f23c1f7d5e683661441279474de3fe7bf7f4dd13689cd04f7358282479f43c3b9e12820da9

Download Submit
C:\Windows\SysWOW64\igfxct86.exe
Filesize
214KB

MD5
87e683e9577a4b36a1744b42bf8be44b

SHA1
cc69d58f56f91a4ce36e4ca841eb83a9d1fb813e

SHA256
11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074

SHA512
62b53941b98d27ec75544dcb8fce76215723db3386bdd43a619a13f23c1f7d5e683661441279474de3fe7bf7f4dd13689cd04f7358282479f43c3b9e12820da9

Download Submit
C:\Windows\SysWOW64\igfxct86.exe
Filesize
214KB

MD5
87e683e9577a4b36a1744b42bf8be44b

SHA1
cc69d58f56f91a4ce36e4ca841eb83a9d1fb813e

SHA256
11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074

SHA512
62b53941b98d27ec75544dcb8fce76215723db3386bdd43a619a13f23c1f7d5e683661441279474de3fe7bf7f4dd13689cd04f7358282479f43c3b9e12820da9

Download Submit
\Windows\SysWOW64\igfxct86.exe
Filesize
214KB

MD5
87e683e9577a4b36a1744b42bf8be44b

SHA1
cc69d58f56f91a4ce36e4ca841eb83a9d1fb813e

SHA256
11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074

SHA512
62b53941b98d27ec75544dcb8fce76215723db3386bdd43a619a13f23c1f7d5e683661441279474de3fe7bf7f4dd13689cd04f7358282479f43c3b9e12820da9

Download Submit
\Windows\SysWOW64\igfxct86.exe
Filesize
214KB

MD5
87e683e9577a4b36a1744b42bf8be44b

SHA1
cc69d58f56f91a4ce36e4ca841eb83a9d1fb813e

SHA256
11b5c4f252266fc87579ed20eaf9b814ec32a9940b889d4ef3ce516ccec61074

SHA512
62b53941b98d27ec75544dcb8fce76215723db3386bdd43a619a13f23c1f7d5e683661441279474de3fe7bf7f4dd13689cd04f7358282479f43c3b9e12820da9

Download Submit
memory/908-59-0x000000000044D000-0x000000000044E000-memory.dmp

Filesize
4KB

Download
memory/908-54-0x0000000000000000-mapping.dmp

Download
memory/908-62-0x0000000000400000-0x0000000000401000-memory.dmp

Filesize
4KB

Download
memory/908-63-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/908-60-0x0000000075CD1000-0x0000000075CD3000-memory.dmp

Filesize
8KB

Download
memory/908-61-0x000000000044D000-0x000000000044E000-memory.dmp

Filesize
4KB

Download
memory/908-55-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/908-56-0x0000000000433000-0x000000000044D000-memory.dmp

Filesize
104KB

Download
memory/908-58-0x0000000000433000-0x000000000044C200-memory.dmp

Filesize
100KB

Download
memory/1072-69-0x0000000000000000-mapping.dmp

Download
memory/1072-71-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1072-73-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1072-74-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1072-78-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1072-79-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1072-80-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1072-81-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1204-66-0x0000000000000000-mapping.dmp

Download
memory/1280-82-0x0000000002A20000-0x0000000002A3E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads