metasploit | 73bcfd130533d37048c4198fa57158ff30c005bd1b08f7f06afe067e555e5096

General

Target

73bcfd130533d37048c4198fa57158ff30c005bd1b08f7f06afe067e555e5096.doc
Size

446KB
MD5

d8c4fa8f0039b50323e326878a2e8f44
SHA1

2630a910c038b044eb0fa987c76b4481d09a309b
SHA256

73bcfd130533d37048c4198fa57158ff30c005bd1b08f7f06afe067e555e5096
SHA512

97f61388e0c40d1520e7a26601ae5ec806ba02cdbbfa47ea4d2d915fb37956feff1dc7e8c7cd571321055ec79117072ac43a74c6dc5ebe233a0fb24ca23ca241
SSDEEP

6144:VYtw1e3FMH7ujugUPfZU4aIyAYyN5VIHG/epSr8/FibeUxYT8Z37Sx0eDGk7u:fy0

Score

10^/10

metasploit backdoor trojan

Malware Config

Extracted

Family

metasploit

Version

windows/reverse_tcp

C2

163.177.122.50:443

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit
Metasploit family
metasploit

Process spawned suspicious child process 1 IoCs

This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	212	1600	DW20.EXE	82

Checks processor information in registry 2 TTPs 6 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dwwin.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dwwin.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dwwin.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1600	WINWORD.EXE
1600	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1600	WINWORD.EXE
1600	WINWORD.EXE
1600	WINWORD.EXE
1600	WINWORD.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1600	WINWORD.EXE
1600	WINWORD.EXE
1600	WINWORD.EXE
1600	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 212	1600	WINWORD.EXE	85
PID 1600 wrote to memory of 212	1600	WINWORD.EXE	85
PID 212 wrote to memory of 552	212	DW20.EXE	87
PID 212 wrote to memory of 552	212	DW20.EXE	87

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\73bcfd130533d37048c4198fa57158ff30c005bd1b08f7f06afe067e555e5096.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
  "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4568
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:212
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4568
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/212-34-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/212-60-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/212-56-0x00007FFF3F3F0000-0x00007FFF3F400000-memory.dmp

Filesize
64KB

Download
memory/212-57-0x00007FFF3F3F0000-0x00007FFF3F400000-memory.dmp

Filesize
64KB

Download
memory/212-58-0x00007FFF3F3F0000-0x00007FFF3F400000-memory.dmp

Filesize
64KB

Download
memory/212-59-0x00007FFF3F3F0000-0x00007FFF3F400000-memory.dmp

Filesize
64KB

Download
memory/212-37-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/212-38-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-14-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-27-0x0000027E25BF0000-0x0000027E25BF1000-memory.dmp

Filesize
4KB

Download
memory/1600-16-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-17-0x00007FFF3CA90000-0x00007FFF3CAA0000-memory.dmp

Filesize
64KB

Download
memory/1600-13-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-12-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-11-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-6-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-5-0x00007FFF3F3F0000-0x00007FFF3F400000-memory.dmp

Filesize
64KB

Download
memory/1600-8-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-18-0x00007FFF3CA90000-0x00007FFF3CAA0000-memory.dmp

Filesize
64KB

Download
memory/1600-15-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-28-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-29-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-30-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-0-0x00007FFF3F3F0000-0x00007FFF3F400000-memory.dmp

Filesize
64KB

Download
memory/1600-9-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-10-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-7-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download
memory/1600-2-0x00007FFF3F3F0000-0x00007FFF3F400000-memory.dmp

Filesize
64KB

Download
memory/1600-3-0x00007FFF3F3F0000-0x00007FFF3F400000-memory.dmp

Filesize
64KB

Download
memory/1600-4-0x00007FFF3F3F0000-0x00007FFF3F400000-memory.dmp

Filesize
64KB

Download
memory/1600-1-0x00007FFF7F40D000-0x00007FFF7F40E000-memory.dmp

Filesize
4KB

Download
memory/1600-62-0x00007FFF7F370000-0x00007FFF7F565000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads