metasploit | 8351236b506a460e2b3ee2abebbde4cbf6dc648ff739a5c7c804c9b42745da9c

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-09-2024 05:07

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General

Target

e1c1be841dea078501a6db6dae165aa3_JaffaCakes118.exe
Size

476KB
MD5

e1c1be841dea078501a6db6dae165aa3
SHA1

77787af28b073a9525a932e2373aa7626b0701f2
SHA256

8351236b506a460e2b3ee2abebbde4cbf6dc648ff739a5c7c804c9b42745da9c
SHA512

57c8ad059a00e8189b6418cd991edc8bb2e8a3c0298d7cef72b6cd6b9f5b667bf3d1378db62c40f223edfc157ae726b64928e9763ef17e40d6b339bd7cc4720a
SSDEEP

12288:aeJg3Stp4Bn+laUoW/6cOce8uhroZPXPQK:jJg3SYd+laUdOce8uV6QK

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
2248	cmd.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1388-1-0x0000000000400000-0x0000000000480000-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 created	C:\Windows\SysWOW64\dllcache\winmga.exe	e1c1be841dea078501a6db6dae165aa3_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dllcache\winmga.exe	e1c1be841dea078501a6db6dae165aa3_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	e1c1be841dea078501a6db6dae165aa3_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 1388 wrote to memory of 2248	1388	e1c1be841dea078501a6db6dae165aa3_JaffaCakes118.exe	31
PID 1388 wrote to memory of 2248	1388	e1c1be841dea078501a6db6dae165aa3_JaffaCakes118.exe	31
PID 1388 wrote to memory of 2248	1388	e1c1be841dea078501a6db6dae165aa3_JaffaCakes118.exe	31
PID 1388 wrote to memory of 2248	1388	e1c1be841dea078501a6db6dae165aa3_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\e1c1be841dea078501a6db6dae165aa3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e1c1be841dea078501a6db6dae165aa3_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\E1C1BE~1.EXE > NUL
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2248

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/1388-0-0x0000000000401000-0x0000000000407000-memory.dmp

Filesize
24KB

Download
memory/1388-1-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

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