metasploit | 88023b07874684bac5c974eacfd6d859ae4cfb4fd7f85029a568ab7c89b9da76

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 04:49

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General

Target

ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe
Size

480KB
MD5

ef180c168f9bfc8e334ad91784950ff4
SHA1

fd08b7ce4512bda653c4e10338534b235e9707bb
SHA256

88023b07874684bac5c974eacfd6d859ae4cfb4fd7f85029a568ab7c89b9da76
SHA512

e3bd1a814c756b26522d9c2f25db436e12c149989c46e84f04592b2b94cbd8e384a7f708b863b865e893a427b085b8a42abd0dd0d79fe5d6225948f8c4b57ba0
SSDEEP

12288:gaS90fnRCivIFaq8dNivqYLhqDj7QbPpjMkt5FlD:xfRPSXQNmIDj0VjzlD

Score

10^/10

metasploit backdoor defense_evasion discovery themida 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
2868	cmd.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2708-1-0x0000000000400000-0x0000000000481000-memory.dmp	themida

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\dllcache\winsony.exe	ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\dllcache\winsony.exe	ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2868	2708	ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2868	2708	ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2868	2708	ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2868	2708	ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef180c168f9bfc8e334ad91784950ff4_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\EF180C~1.EXE > NUL
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2708-0-0x0000000000401000-0x0000000000407000-memory.dmp

Filesize
24KB

Download
memory/2708-1-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download