metasploit | 3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8

General

Target

3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
Size

100KB
MD5

0a211a2cb79a221b59cd53fa159350d2
SHA1

9b34a62a248514dc64c1d91a0edb52fe29028a86
SHA256

3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8
SHA512

805c6c788a6cdac984278494c53e73c586f01902c9e1b5e5a5b89208ba9f710d378a97b861ba0ef19cebe3719cb93207792a9f495d23c91a15898339075859b0
SSDEEP

1536:25zsDNdr46AqK/b7xMdIi8stfIEtJxPKWgd8kNycHWf:+67K/b1Qf86xPk8kscHWf

Score

10^/10

metasploit backdoor persistence trojan

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

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Microsoft Driver Setup = "C:\\Windows\\tcptsys.exe"	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe

Executes dropped EXE 2 IoCs

pid	Process
1780	tcptsys.exe
3724	tcptsys.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Driver Setup = "C:\\Windows\\tcptsys.exe"	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3160 set thread context of 232	3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	82
PID 1780 set thread context of 3724	1780	tcptsys.exe	84

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\tcptsys.exe	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
File opened for modification	C:\Windows\tcptsys.exe	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
File created	C:\Windows\logfile32.txt	tcptsys.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
3724	tcptsys.exe
3724	tcptsys.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
Token: SeDebugPrivilege	3724	tcptsys.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
1780	tcptsys.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3160 wrote to memory of 232	3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	82
PID 3160 wrote to memory of 232	3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	82
PID 3160 wrote to memory of 232	3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	82
PID 3160 wrote to memory of 232	3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	82
PID 3160 wrote to memory of 232	3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	82
PID 3160 wrote to memory of 232	3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	82
PID 3160 wrote to memory of 232	3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	82
PID 3160 wrote to memory of 232	3160	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	82
PID 232 wrote to memory of 1780	232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	83
PID 232 wrote to memory of 1780	232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	83
PID 232 wrote to memory of 1780	232	3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe	83
PID 1780 wrote to memory of 3724	1780	tcptsys.exe	84
PID 1780 wrote to memory of 3724	1780	tcptsys.exe	84
PID 1780 wrote to memory of 3724	1780	tcptsys.exe	84
PID 1780 wrote to memory of 3724	1780	tcptsys.exe	84
PID 1780 wrote to memory of 3724	1780	tcptsys.exe	84
PID 1780 wrote to memory of 3724	1780	tcptsys.exe	84
PID 1780 wrote to memory of 3724	1780	tcptsys.exe	84
PID 1780 wrote to memory of 3724	1780	tcptsys.exe	84

C:\Users\Admin\AppData\Local\Temp\3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
"C:\Users\Admin\AppData\Local\Temp\3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3160
- C:\Users\Admin\AppData\Local\Temp\3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe
  "C:\Users\Admin\AppData\Local\Temp\3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8.exe"
  2⤵
  - Adds policy Run key to start application
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:232
- - C:\Windows\tcptsys.exe
    "C:\Windows\tcptsys.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1780
  - - C:\Windows\tcptsys.exe
      "C:\Windows\tcptsys.exe"
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3724

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\tcptsys.exe

Filesize
100KB

MD5
0a211a2cb79a221b59cd53fa159350d2

SHA1
9b34a62a248514dc64c1d91a0edb52fe29028a86

SHA256
3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8

SHA512
805c6c788a6cdac984278494c53e73c586f01902c9e1b5e5a5b89208ba9f710d378a97b861ba0ef19cebe3719cb93207792a9f495d23c91a15898339075859b0

Download Submit
C:\Windows\tcptsys.exe

Filesize
100KB

MD5
0a211a2cb79a221b59cd53fa159350d2

SHA1
9b34a62a248514dc64c1d91a0edb52fe29028a86

SHA256
3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8

SHA512
805c6c788a6cdac984278494c53e73c586f01902c9e1b5e5a5b89208ba9f710d378a97b861ba0ef19cebe3719cb93207792a9f495d23c91a15898339075859b0

Download Submit
C:\Windows\tcptsys.exe

Filesize
100KB

MD5
0a211a2cb79a221b59cd53fa159350d2

SHA1
9b34a62a248514dc64c1d91a0edb52fe29028a86

SHA256
3361935bbe0f9d1d4fd2cd52d0dcf65e1800fab297abac7341e450b6d407e8d8

SHA512
805c6c788a6cdac984278494c53e73c586f01902c9e1b5e5a5b89208ba9f710d378a97b861ba0ef19cebe3719cb93207792a9f495d23c91a15898339075859b0

Download Submit
memory/232-136-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/232-138-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/232-140-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/232-147-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1780-146-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1780-151-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/3160-132-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/3160-139-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/3724-154-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads