metasploit | 4c3f6fd30bd0fbffee37cfe923f1bcc426aacbd76eb393a832466ae2c703b71d

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
16/09/2024, 18:12

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General

Target

e556d7813c977fc360cbb52697915334_JaffaCakes118.exe
Size

480KB
MD5

e556d7813c977fc360cbb52697915334
SHA1

ad397272fa4e477843392c1483529dae8ba08e52
SHA256

4c3f6fd30bd0fbffee37cfe923f1bcc426aacbd76eb393a832466ae2c703b71d
SHA512

1a454f2fb909d989122a5b9116234f4a95d819db63e9ee9e445db09b4a9f474cb55cc59d8d198294b2748cfd6a66b73b118a2cea168d6f3e3ea2fcf9e06785c2
SSDEEP

6144:VNi0C7+KQ8ISTJ4/FmdYBxT9FzbHc31pLYm4Kf0Y35iZZSHCX61Hs0yqFf42vMJS:biz/IMaNBxa/9iCnCJqxLvf2KnLdx

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
2888	cmd.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2420-1-0x0000000000400000-0x0000000000481000-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 created	C:\Windows\SysWOW64\dllcache\winmga.exe	e556d7813c977fc360cbb52697915334_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dllcache\winmga.exe	e556d7813c977fc360cbb52697915334_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	e556d7813c977fc360cbb52697915334_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 2420 wrote to memory of 2888	2420	e556d7813c977fc360cbb52697915334_JaffaCakes118.exe	29
PID 2420 wrote to memory of 2888	2420	e556d7813c977fc360cbb52697915334_JaffaCakes118.exe	29
PID 2420 wrote to memory of 2888	2420	e556d7813c977fc360cbb52697915334_JaffaCakes118.exe	29
PID 2420 wrote to memory of 2888	2420	e556d7813c977fc360cbb52697915334_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\e556d7813c977fc360cbb52697915334_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e556d7813c977fc360cbb52697915334_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\E556D7~1.EXE > NUL
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2888

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/2420-0-0x0000000000401000-0x0000000000407000-memory.dmp

Filesize
24KB

Download
memory/2420-1-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

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