metasploit | 88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7

General

Target

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
Size

135KB
MD5

56aeb673dbe8e0bd5581765ce65d0329
SHA1

11639dc9624dc74de9c554823632fd6d524b9989
SHA256

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7
SHA512

08b3ee074f7b351ede370537dde110e6f7dfc5202ac67ba05cc5998d293a0b2aaac96f9aa064cf5ecd2450c55b3ee3a96c414977a238a9cf420128b1a44a20e6

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:

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Microsoft Driver Setup = "C:\\Windows\\system32\\wmisrv.exe"	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe

Executes dropped EXE 2 IoCs

Processes:

wmisrv.exewmisrv.exe

pid process

2040 wmisrv.exe
2028 wmisrv.exe

pid	process
2040	wmisrv.exe
2028	wmisrv.exe

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1800-60-0x0000000000400000-0x0000000000454000-memory.dmp	upx
\Windows\SysWOW64\wmisrv.exe	upx
\Windows\SysWOW64\wmisrv.exe	upx
C:\Windows\SysWOW64\wmisrv.exe	upx
behavioral1/memory/2040-71-0x0000000000400000-0x0000000000454000-memory.dmp	upx
C:\Windows\SysWOW64\wmisrv.exe	upx
C:\Windows\SysWOW64\wmisrv.exe	upx
behavioral1/memory/2040-77-0x0000000000400000-0x0000000000454000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe

pid	process
1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Driver Setup = "C:\\Windows\\system32\\wmisrv.exe"	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe

Drops file in System32 directory 4 IoCs

Processes:

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exewmisrv.exe

description	ioc	process
File created	C:\Windows\SysWOW64\wmisrv.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
File opened for modification	C:\Windows\SysWOW64\wmisrv.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
File opened for modification	C:\Windows\SysWOW64\wmisrv.exe	wmisrv.exe
File created	C:\Windows\SysWOW64\wmisrv.exe	wmisrv.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exewmisrv.exe

description	pid	process	target process
PID 1800 set thread context of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 2040 set thread context of 2028	2040	wmisrv.exe	wmisrv.exe

Drops file in Windows directory 1 IoCs

Processes:

wmisrv.exe

description ioc process

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

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exewmisrv.exe

pid	process
1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
2028	wmisrv.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exewmisrv.exe

description	pid	process
Token: SeDebugPrivilege	1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
Token: SeDebugPrivilege	2028	wmisrv.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exewmisrv.exe

pid process

1800 88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
2040 wmisrv.exe

pid	process
1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
2040	wmisrv.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exewmisrv.exe

description	pid	process	target process
PID 1800 wrote to memory of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 1800 wrote to memory of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 1800 wrote to memory of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 1800 wrote to memory of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 1800 wrote to memory of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 1800 wrote to memory of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 1800 wrote to memory of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 1800 wrote to memory of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 1800 wrote to memory of 1584	1800	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
PID 1584 wrote to memory of 2040	1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	wmisrv.exe
PID 1584 wrote to memory of 2040	1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	wmisrv.exe
PID 1584 wrote to memory of 2040	1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	wmisrv.exe
PID 1584 wrote to memory of 2040	1584	88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe	wmisrv.exe
PID 2040 wrote to memory of 2028	2040	wmisrv.exe	wmisrv.exe
PID 2040 wrote to memory of 2028	2040	wmisrv.exe	wmisrv.exe
PID 2040 wrote to memory of 2028	2040	wmisrv.exe	wmisrv.exe
PID 2040 wrote to memory of 2028	2040	wmisrv.exe	wmisrv.exe
PID 2040 wrote to memory of 2028	2040	wmisrv.exe	wmisrv.exe
PID 2040 wrote to memory of 2028	2040	wmisrv.exe	wmisrv.exe
PID 2040 wrote to memory of 2028	2040	wmisrv.exe	wmisrv.exe
PID 2040 wrote to memory of 2028	2040	wmisrv.exe	wmisrv.exe
PID 2040 wrote to memory of 2028	2040	wmisrv.exe	wmisrv.exe

C:\Users\Admin\AppData\Local\Temp\88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
"C:\Users\Admin\AppData\Local\Temp\88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1800

C:\Users\Admin\AppData\Local\Temp\88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.exe
"C:\Users\Admin\AppData\Local\Temp\88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7.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:1584

C:\Windows\SysWOW64\wmisrv.exe
"C:\Windows\system32\wmisrv.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\SysWOW64\wmisrv.exe
"C:\Windows\SysWOW64\wmisrv.exe"
4⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2028

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\wmisrv.exe
Filesize
135KB

MD5
56aeb673dbe8e0bd5581765ce65d0329

SHA1
11639dc9624dc74de9c554823632fd6d524b9989

SHA256
88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7

SHA512
08b3ee074f7b351ede370537dde110e6f7dfc5202ac67ba05cc5998d293a0b2aaac96f9aa064cf5ecd2450c55b3ee3a96c414977a238a9cf420128b1a44a20e6

Download Submit
C:\Windows\SysWOW64\wmisrv.exe
Filesize
135KB

MD5
56aeb673dbe8e0bd5581765ce65d0329

SHA1
11639dc9624dc74de9c554823632fd6d524b9989

SHA256
88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7

SHA512
08b3ee074f7b351ede370537dde110e6f7dfc5202ac67ba05cc5998d293a0b2aaac96f9aa064cf5ecd2450c55b3ee3a96c414977a238a9cf420128b1a44a20e6

Download Submit
C:\Windows\SysWOW64\wmisrv.exe
Filesize
135KB

MD5
56aeb673dbe8e0bd5581765ce65d0329

SHA1
11639dc9624dc74de9c554823632fd6d524b9989

SHA256
88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7

SHA512
08b3ee074f7b351ede370537dde110e6f7dfc5202ac67ba05cc5998d293a0b2aaac96f9aa064cf5ecd2450c55b3ee3a96c414977a238a9cf420128b1a44a20e6

Download Submit
\Windows\SysWOW64\wmisrv.exe
Filesize
135KB

MD5
56aeb673dbe8e0bd5581765ce65d0329

SHA1
11639dc9624dc74de9c554823632fd6d524b9989

SHA256
88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7

SHA512
08b3ee074f7b351ede370537dde110e6f7dfc5202ac67ba05cc5998d293a0b2aaac96f9aa064cf5ecd2450c55b3ee3a96c414977a238a9cf420128b1a44a20e6

Download Submit
\Windows\SysWOW64\wmisrv.exe
Filesize
135KB

MD5
56aeb673dbe8e0bd5581765ce65d0329

SHA1
11639dc9624dc74de9c554823632fd6d524b9989

SHA256
88a5517763da63d9fc6b3499ca7a6243474ace019cf5a7f295110d272f6e28c7

SHA512
08b3ee074f7b351ede370537dde110e6f7dfc5202ac67ba05cc5998d293a0b2aaac96f9aa064cf5ecd2450c55b3ee3a96c414977a238a9cf420128b1a44a20e6

Download Submit
memory/1584-61-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1584-62-0x0000000076291000-0x0000000076293000-memory.dmp

Filesize
8KB

Download
memory/1584-56-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1584-69-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1584-70-0x0000000002B10000-0x0000000002B64000-memory.dmp

Filesize
336KB

Download
memory/1584-58-0x00000000004084F0-mapping.dmp

Download
memory/1584-57-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1800-60-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2028-75-0x00000000004084F0-mapping.dmp

Download
memory/2028-81-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2040-65-0x0000000000000000-mapping.dmp

Download
memory/2040-77-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2040-71-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads