metasploit | 2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319

General

Target

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
Size

80KB
MD5

607575be3135d1b617a5b2dddb884b19
SHA1

ac5ba76759290781374b7cb3007abec289ff12a0
SHA256

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319
SHA512

deabfb343e9f4dc18344ff2a7a2db0c778e0e41b5cf269b1a2cb52ac3146d7fe60cb33bccbe89b248fda78ed67ebc0eef89b53f990484856a6587c60a82a3046

Score

10^/10

metasploit backdoor persistence suricata 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
suricata: ET MALWARE IRC Nick change on non-standard port
suricata: ET MALWARE IRC Nick change on non-standard port
suricata
suricata: ET MALWARE Likely Bot Nick in IRC (USA +..)
suricata: ET MALWARE Likely Bot Nick in IRC (USA +..)
suricata

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Microsoft Driver Setup = "C:\\Windows\\system32\\shmt.exe"	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe

Executes dropped EXE 2 IoCs

Processes:

shmt.exeshmt.exe

pid process

1996 shmt.exe
1760 shmt.exe

pid	process
1996	shmt.exe
1760	shmt.exe

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1976-56-0x0000000000400000-0x000000000043A000-memory.dmp	upx
behavioral1/memory/1976-61-0x0000000000400000-0x000000000043A000-memory.dmp	upx
\Windows\SysWOW64\shmt.exe	upx
\Windows\SysWOW64\shmt.exe	upx
C:\Windows\SysWOW64\shmt.exe	upx
C:\Windows\SysWOW64\shmt.exe	upx
C:\Windows\SysWOW64\shmt.exe	upx
behavioral1/memory/1996-76-0x0000000000400000-0x000000000043A000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe

pid	process
1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Driver Setup = "C:\\Windows\\system32\\shmt.exe"	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe

Drops file in System32 directory 4 IoCs

Processes:

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exeshmt.exe

description	ioc	process
File created	C:\Windows\SysWOW64\shmt.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
File opened for modification	C:\Windows\SysWOW64\shmt.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
File opened for modification	C:\Windows\SysWOW64\shmt.exe	shmt.exe
File created	C:\Windows\SysWOW64\shmt.exe	shmt.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exeshmt.exe

description	pid	process	target process
PID 1976 set thread context of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1996 set thread context of 1760	1996	shmt.exe	shmt.exe

Drops file in Windows directory 1 IoCs

Processes:

shmt.exe

description ioc process

File created C:\Windows\logfile32.txt shmt.exe

description	ioc	process
File created	C:\Windows\logfile32.txt	shmt.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exeshmt.exe

pid	process
1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
1760	shmt.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exeshmt.exe

description	pid	process
Token: SeDebugPrivilege	1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
Token: SeDebugPrivilege	1760	shmt.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exeshmt.exe

pid process

1976 2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
1996 shmt.exe

pid	process
1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
1996	shmt.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exeshmt.exe

description	pid	process	target process
PID 1976 wrote to memory of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1976 wrote to memory of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1976 wrote to memory of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1976 wrote to memory of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1976 wrote to memory of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1976 wrote to memory of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1976 wrote to memory of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1976 wrote to memory of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1976 wrote to memory of 1180	1976	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
PID 1180 wrote to memory of 1996	1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	shmt.exe
PID 1180 wrote to memory of 1996	1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	shmt.exe
PID 1180 wrote to memory of 1996	1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	shmt.exe
PID 1180 wrote to memory of 1996	1180	2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe	shmt.exe
PID 1996 wrote to memory of 1760	1996	shmt.exe	shmt.exe
PID 1996 wrote to memory of 1760	1996	shmt.exe	shmt.exe
PID 1996 wrote to memory of 1760	1996	shmt.exe	shmt.exe
PID 1996 wrote to memory of 1760	1996	shmt.exe	shmt.exe
PID 1996 wrote to memory of 1760	1996	shmt.exe	shmt.exe
PID 1996 wrote to memory of 1760	1996	shmt.exe	shmt.exe
PID 1996 wrote to memory of 1760	1996	shmt.exe	shmt.exe
PID 1996 wrote to memory of 1760	1996	shmt.exe	shmt.exe
PID 1996 wrote to memory of 1760	1996	shmt.exe	shmt.exe

C:\Users\Admin\AppData\Local\Temp\2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
"C:\Users\Admin\AppData\Local\Temp\2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1976

C:\Users\Admin\AppData\Local\Temp\2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe
"C:\Users\Admin\AppData\Local\Temp\2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319.exe"
2⤵
- Adds policy Run key to start application
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1180

C:\Windows\SysWOW64\shmt.exe
"C:\Windows\system32\shmt.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996

C:\Windows\SysWOW64\shmt.exe
"C:\Windows\SysWOW64\shmt.exe"
4⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1760

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\shmt.exe
Filesize
80KB

MD5
607575be3135d1b617a5b2dddb884b19

SHA1
ac5ba76759290781374b7cb3007abec289ff12a0

SHA256
2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319

SHA512
deabfb343e9f4dc18344ff2a7a2db0c778e0e41b5cf269b1a2cb52ac3146d7fe60cb33bccbe89b248fda78ed67ebc0eef89b53f990484856a6587c60a82a3046

Download Submit
C:\Windows\SysWOW64\shmt.exe
Filesize
80KB

MD5
607575be3135d1b617a5b2dddb884b19

SHA1
ac5ba76759290781374b7cb3007abec289ff12a0

SHA256
2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319

SHA512
deabfb343e9f4dc18344ff2a7a2db0c778e0e41b5cf269b1a2cb52ac3146d7fe60cb33bccbe89b248fda78ed67ebc0eef89b53f990484856a6587c60a82a3046

Download Submit
C:\Windows\SysWOW64\shmt.exe
Filesize
80KB

MD5
607575be3135d1b617a5b2dddb884b19

SHA1
ac5ba76759290781374b7cb3007abec289ff12a0

SHA256
2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319

SHA512
deabfb343e9f4dc18344ff2a7a2db0c778e0e41b5cf269b1a2cb52ac3146d7fe60cb33bccbe89b248fda78ed67ebc0eef89b53f990484856a6587c60a82a3046

Download Submit
\Windows\SysWOW64\shmt.exe
Filesize
80KB

MD5
607575be3135d1b617a5b2dddb884b19

SHA1
ac5ba76759290781374b7cb3007abec289ff12a0

SHA256
2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319

SHA512
deabfb343e9f4dc18344ff2a7a2db0c778e0e41b5cf269b1a2cb52ac3146d7fe60cb33bccbe89b248fda78ed67ebc0eef89b53f990484856a6587c60a82a3046

Download Submit
\Windows\SysWOW64\shmt.exe
Filesize
80KB

MD5
607575be3135d1b617a5b2dddb884b19

SHA1
ac5ba76759290781374b7cb3007abec289ff12a0

SHA256
2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319

SHA512
deabfb343e9f4dc18344ff2a7a2db0c778e0e41b5cf269b1a2cb52ac3146d7fe60cb33bccbe89b248fda78ed67ebc0eef89b53f990484856a6587c60a82a3046

Download Submit
memory/1180-62-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1180-74-0x0000000001F90000-0x0000000001FCA000-memory.dmp

Filesize
232KB

Download
memory/1180-64-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1180-82-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1180-57-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1180-63-0x0000000076851000-0x0000000076853000-memory.dmp

Filesize
8KB

Download
memory/1180-59-0x00000000004084F0-mapping.dmp

Download
memory/1180-58-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1180-73-0x0000000001F90000-0x0000000001FCA000-memory.dmp

Filesize
232KB

Download
memory/1760-77-0x00000000004084F0-mapping.dmp

Download
memory/1760-83-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1976-61-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1976-56-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1996-67-0x0000000000000000-mapping.dmp

Download
memory/1996-76-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads