njrat | 4f761ff41a36714a29f78688d1807351ac5783530dba666ab3ff214b87e3668b

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 07:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

eae536f4dbbfd54a08e16e2e92203324_JaffaCakes118.exe
Size

561KB
MD5

eae536f4dbbfd54a08e16e2e92203324
SHA1

da8e9ed71efe650ef94815ad586773155e19cc97
SHA256

4f761ff41a36714a29f78688d1807351ac5783530dba666ab3ff214b87e3668b
SHA512

409bac9a2164ab6c23b88851ce548edd77b004ca51d6cdab812ad45c7f61671c7876f4243249e43e5121d3c0e2ad8b9ce98717f41f2b125770a325a706519712
SSDEEP

6144:2aYmv6zpATfTjsEEa/qeOaJbS032q//dldSoKS4+VDI82aIn:hH7yN0P/tSCRV+

Score

10^/10

njrat b hat discovery trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

B HAT

Mutex

10ca05d5cbef4f8797241b524c316666

Attributes

reg_key
10ca05d5cbef4f8797241b524c316666
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Program crash 1 IoCs

pid	pid_target	Process	procid_target
624	2356	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	eae536f4dbbfd54a08e16e2e92203324_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 624	2356	eae536f4dbbfd54a08e16e2e92203324_JaffaCakes118.exe	30
PID 2356 wrote to memory of 624	2356	eae536f4dbbfd54a08e16e2e92203324_JaffaCakes118.exe	30
PID 2356 wrote to memory of 624	2356	eae536f4dbbfd54a08e16e2e92203324_JaffaCakes118.exe	30
PID 2356 wrote to memory of 624	2356	eae536f4dbbfd54a08e16e2e92203324_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\eae536f4dbbfd54a08e16e2e92203324_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eae536f4dbbfd54a08e16e2e92203324_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 560
  2⤵
  - Program crash
  PID:624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2356-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/2356-1-0x0000000000360000-0x00000000003F2000-memory.dmp

Filesize
584KB

Download
memory/2356-2-0x0000000000270000-0x000000000027C000-memory.dmp

Filesize
48KB

Download
memory/2356-3-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download