metasploit | 7a32719cd5cdacb9aac09218cf555a63aeaff0711d07e6468e87739e09aaf108

General

Target

1d2f027e6f6d546e2bca73d98c2f87f9_JaffaCakes118.xls
Size

38KB
MD5

1d2f027e6f6d546e2bca73d98c2f87f9
SHA1

bb4b15ef1bc5107b861d74174c3cada9f8d7afa2
SHA256

7a32719cd5cdacb9aac09218cf555a63aeaff0711d07e6468e87739e09aaf108
SHA512

c55afdf0a5577e8982e13bb79f7252b756e50d9117a2f29016b9d6710b7940cf1af51525e54a3847e92aa3bdee7404e405e48a531dae7a5f2ce02c3e206b75a2
SSDEEP

768:1BAk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJCWNP/nqWujwaJRYM+gBToD+pLK4Ed:7Ak3hbdlylKsgqopeJBWhZFGkE+cL2Nw

Score

10^/10

metasploit backdoor trojan

Malware Config

Extracted

Family

metasploit

Version

windows/reverse_tcp

C2

46.101.51.212:4444

Signatures

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

Processes:

DW20.EXE

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4756	888	DW20.EXE	EXCEL.EXE

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

dwwin.exe

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

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

dwwin.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dwwin.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dwwin.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

888 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

EXCEL.EXE

pid process

888 EXCEL.EXE
888 EXCEL.EXE
888 EXCEL.EXE
888 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE
888	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEDW20.EXE

description	pid	process	target process
PID 888 wrote to memory of 4756	888	EXCEL.EXE	DW20.EXE
PID 888 wrote to memory of 4756	888	EXCEL.EXE	DW20.EXE
PID 4756 wrote to memory of 2220	4756	DW20.EXE	dwwin.exe
PID 4756 wrote to memory of 2220	4756	DW20.EXE	dwwin.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1d2f027e6f6d546e2bca73d98c2f87f9_JaffaCakes118.xls"
1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:888

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 4764
2⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:4756

C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 4764
3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:2220

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

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Downloads

memory/888-14-0x00007FFEB65F0000-0x00007FFEB6600000-memory.dmp

Filesize
64KB

Download
memory/888-62-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-0-0x00007FFEB8F50000-0x00007FFEB8F60000-memory.dmp

Filesize
64KB

Download
memory/888-4-0x00007FFEB8F50000-0x00007FFEB8F60000-memory.dmp

Filesize
64KB

Download
memory/888-5-0x00007FFEF8F6D000-0x00007FFEF8F6E000-memory.dmp

Filesize
4KB

Download
memory/888-2-0x00007FFEB8F50000-0x00007FFEB8F60000-memory.dmp

Filesize
64KB

Download
memory/888-6-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-8-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-9-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-10-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-11-0x00007FFEB65F0000-0x00007FFEB6600000-memory.dmp

Filesize
64KB

Download
memory/888-7-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-12-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-13-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-3-0x00007FFEB8F50000-0x00007FFEB8F60000-memory.dmp

Filesize
64KB

Download
memory/888-17-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-1-0x00007FFEB8F50000-0x00007FFEB8F60000-memory.dmp

Filesize
64KB

Download
memory/888-18-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-21-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-19-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-20-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-16-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-42-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-41-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-40-0x0000016FA5A70000-0x0000016FA5A71000-memory.dmp

Filesize
4KB

Download
memory/888-43-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/888-15-0x00007FFEF8ED0000-0x00007FFEF90C5000-memory.dmp

Filesize
2.0MB

Download
memory/4756-60-0x00007FFEB8F50000-0x00007FFEB8F60000-memory.dmp

Filesize
64KB

Download
memory/4756-59-0x00007FFEB8F50000-0x00007FFEB8F60000-memory.dmp

Filesize
64KB

Download
memory/4756-58-0x00007FFEB8F50000-0x00007FFEB8F60000-memory.dmp

Filesize
64KB

Download
memory/4756-57-0x00007FFEB8F50000-0x00007FFEB8F60000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads