metasploit | aee0861cfce923acd94b0fd99412619f53d09a7c44147a460e0ac720de9f66a6

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
14/02/2024, 15:55

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General

Target

9c1469f8ba783411fd423a514712ea7d.exe
Size

436KB
MD5

9c1469f8ba783411fd423a514712ea7d
SHA1

169c5eb0992408527bd2c5004159fe24275881d6
SHA256

aee0861cfce923acd94b0fd99412619f53d09a7c44147a460e0ac720de9f66a6
SHA512

f91731726d85cc5ddc846b49e7d7e22438ca5e639ab36edea11b78ba38892a451fc7a4d3ad9c4bac904d318dbbac32271a451aa415daf0a3c65177c60cfc0818
SSDEEP

6144:7WoLIrHuBwqWgshilBN77UZvsLPTJJaTdrZ9FHjOLVajAt7YHSSKj/Yem7wq4Mq7:6omO8hiDNUZvszXCd99wVajSqSnVdao

Score

10^/10

metasploit backdoor evasion trojan

Malware Config

Extracted

Family

metasploit

Version

encoder/fnstenv_mov

Signatures

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

Deletes itself 1 IoCs

pid	Process
2988	cmd.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Wine	9c1469f8ba783411fd423a514712ea7d.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dllcache\wintcps.exe	9c1469f8ba783411fd423a514712ea7d.exe
File opened for modification	C:\Windows\SysWOW64\dllcache\wintcps.exe	9c1469f8ba783411fd423a514712ea7d.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2204	9c1469f8ba783411fd423a514712ea7d.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2204	9c1469f8ba783411fd423a514712ea7d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2988	2204	9c1469f8ba783411fd423a514712ea7d.exe	28
PID 2204 wrote to memory of 2988	2204	9c1469f8ba783411fd423a514712ea7d.exe	28
PID 2204 wrote to memory of 2988	2204	9c1469f8ba783411fd423a514712ea7d.exe	28
PID 2204 wrote to memory of 2988	2204	9c1469f8ba783411fd423a514712ea7d.exe	28

C:\Users\Admin\AppData\Local\Temp\9c1469f8ba783411fd423a514712ea7d.exe
"C:\Users\Admin\AppData\Local\Temp\9c1469f8ba783411fd423a514712ea7d.exe"
1⤵
- Identifies Wine through registry keys
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\9C1469~1.EXE > NUL
  2⤵
  - Deletes itself
  PID:2988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2204-0-0x0000000000400000-0x0000000000501000-memory.dmp

Filesize
1.0MB

Download
memory/2204-1-0x0000000000400000-0x0000000000501000-memory.dmp

Filesize
1.0MB

Download
memory/2204-3-0x0000000000970000-0x0000000000971000-memory.dmp

Filesize
4KB

Download
memory/2204-2-0x0000000000980000-0x0000000000981000-memory.dmp

Filesize
4KB

Download
memory/2204-7-0x0000000003F70000-0x0000000003F71000-memory.dmp

Filesize
4KB

Download
memory/2204-6-0x0000000003ED0000-0x0000000003ED1000-memory.dmp

Filesize
4KB

Download
memory/2204-5-0x0000000003EF0000-0x0000000003EF1000-memory.dmp

Filesize
4KB

Download
memory/2204-4-0x0000000003EB0000-0x0000000003EB1000-memory.dmp

Filesize
4KB

Download
memory/2204-8-0x0000000003F80000-0x0000000003F81000-memory.dmp

Filesize
4KB

Download
memory/2204-9-0x0000000003EC0000-0x0000000003EC1000-memory.dmp

Filesize
4KB

Download
memory/2204-10-0x0000000000400000-0x0000000000501000-memory.dmp

Filesize
1.0MB

Download