metasploit | 623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83ef

General

Target

623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe
Size

111KB
MD5

af236ac6d18b3b8a4a80fba97e023b80
SHA1

6327874801e26d82f48acdf5738cf60c6b5e9f59
SHA256

623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83ef
SHA512

df6232f4b38fcebfd241ae62c3bc0813e99d61e308b6d0ba26158b8912c7de2f5c4b2af8587cbbd7d6dd90640200f013bdaf5035b5324587d22c82f0bcf92e98
SSDEEP

3072:SwUYPGG9eAoHSwMm8KzF6N0dKMW+Wb+EyjOIpiAAiL:SwUYz93oHSHBnyWj+EfIEw

Score

10^/10

metasploit backdoor discovery evasion 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
Metasploit family
metasploit

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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

Executes dropped EXE 3 IoCs

pid	Process
2692	svvchost.exe
2832	scvchost.exe
2828	svvchost.exe

Loads dropped DLL 4 IoCs

pid	Process
2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe
2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe
2832	scvchost.exe
2832	scvchost.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\svvchost.exe = "C:\\Windows\\system32\\svvchost.exe"	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Driver Setup = "C:\\Windows\\scvchost.exe"	svvchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\svvchost.exe = "C:\\Windows\\system32\\svvchost.exe"	scvchost.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	scvchost.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\svvchost.exe	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe
File opened for modification	C:\Windows\SysWOW64\svvchost.exe	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe
File created	C:\Windows\SysWOW64\svvchost.exe	scvchost.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2232 set thread context of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2832 set thread context of 2828	2832	scvchost.exe	32

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\scvchost.exe	svvchost.exe
File opened for modification	C:\Windows\scvchost.exe	svvchost.exe
File created	C:\Windows\logfile32.txt	svvchost.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svvchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	scvchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svvchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2692	svvchost.exe
2692	svvchost.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2232 wrote to memory of 2692	2232	623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe	30
PID 2692 wrote to memory of 2832	2692	svvchost.exe	31
PID 2692 wrote to memory of 2832	2692	svvchost.exe	31
PID 2692 wrote to memory of 2832	2692	svvchost.exe	31
PID 2692 wrote to memory of 2832	2692	svvchost.exe	31
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32
PID 2832 wrote to memory of 2828	2832	scvchost.exe	32

C:\Users\Admin\AppData\Local\Temp\623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe
"C:\Users\Admin\AppData\Local\Temp\623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\svvchost.exe
  "C:\Users\Admin\AppData\Local\Temp\623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83efN.exe"
  2⤵
  - Adds policy Run key to start application
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2692
- - C:\Windows\scvchost.exe
    "C:\Windows\scvchost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Checks whether UAC is enabled
    - Drops file in System32 directory
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2832
  - - C:\Windows\SysWOW64\svvchost.exe
      "C:\Windows\scvchost.exe"
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\SysWOW64\svvchost.exe

Filesize
111KB

MD5
af236ac6d18b3b8a4a80fba97e023b80

SHA1
6327874801e26d82f48acdf5738cf60c6b5e9f59

SHA256
623ecd51bbfcdeb8267944d87742b7e8e1e68f40c06655046786f9ff036c83ef

SHA512
df6232f4b38fcebfd241ae62c3bc0813e99d61e308b6d0ba26158b8912c7de2f5c4b2af8587cbbd7d6dd90640200f013bdaf5035b5324587d22c82f0bcf92e98

Download Submit
memory/2692-7-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2692-10-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2692-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2692-13-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2692-24-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-36-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-37-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-38-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-39-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-43-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-44-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-45-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-46-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-47-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2828-48-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads