njrat | f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25-03-2024 02:01

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General

Target

f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe
Size

29KB
MD5

a051c849e389cec5636e4f0f9b080e8c
SHA1

70228c5ab77e03193e527ccb995c5ec3b0c09b1a
SHA256

f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf
SHA512

cd0a2ba45982f81b24bc289fa3a4bf10da2f828c845d2a73ce62bea8729d95737eed6e59d70ac05606b6d97d4cd36d721b538975f01b0c837324c95d22dc2e75
SSDEEP

384:EPqvANl7TxTD+VF2dbofPauxnaIuN15708COmqDk9jeHqGBsbh0w4wlAokw9Ohgd:ru75oa4fuTC8cqojeVBKh0p29SgR5d

Score

10^/10

njrat hacker trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

hacker

01KeKe-41878.portmap.io:41878

Mutex

12826896566034991c9912d3a1ee9bf7

Attributes

reg_key
12826896566034991c9912d3a1ee9bf7
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2664 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2664 AcroRd32.exe
2664 AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000_Classes\Local Settings	rundll32.exe

pid	process
2664	AcroRd32.exe

pid	process
2664	AcroRd32.exe
2664	AcroRd32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exerundll32.exe

description	pid	process	target process
PID 2016 wrote to memory of 2840	2016	f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe	rundll32.exe
PID 2016 wrote to memory of 2840	2016	f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe	rundll32.exe
PID 2016 wrote to memory of 2840	2016	f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe	rundll32.exe
PID 2016 wrote to memory of 2840	2016	f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe	rundll32.exe
PID 2016 wrote to memory of 2840	2016	f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe	rundll32.exe
PID 2016 wrote to memory of 2840	2016	f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe	rundll32.exe
PID 2016 wrote to memory of 2840	2016	f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe	rundll32.exe
PID 2840 wrote to memory of 2664	2840	rundll32.exe	AcroRd32.exe
PID 2840 wrote to memory of 2664	2840	rundll32.exe	AcroRd32.exe
PID 2840 wrote to memory of 2664	2840	rundll32.exe	AcroRd32.exe
PID 2840 wrote to memory of 2664	2840	rundll32.exe	AcroRd32.exe

C:\Users\Admin\AppData\Local\Temp\f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe
"C:\Users\Admin\AppData\Local\Temp\f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2016

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\lalaker12
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2840

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\lalaker12"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2664

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\lalaker12
Filesize
29KB

MD5
a051c849e389cec5636e4f0f9b080e8c

SHA1
70228c5ab77e03193e527ccb995c5ec3b0c09b1a

SHA256
f151cd6e8e2a73bb0594cc6767d193d016fc88cc9973712a9dec06284b6b3adf

SHA512
cd0a2ba45982f81b24bc289fa3a4bf10da2f828c845d2a73ce62bea8729d95737eed6e59d70ac05606b6d97d4cd36d721b538975f01b0c837324c95d22dc2e75

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
3f6f84360c3804225759155940e7a62e

SHA1
60be3937f8842eeaaecd1526d5fb7f328b1d402f

SHA256
22a58c56985a65f3459c81c3417bec8c541372084ece0310443c8fd856d51a72

SHA512
7c887af6c16a9b704ad67f44a9f0127e75ea9a348cb3c32e25bdb341f698d36ae84df1c2b8b7f3313b6d4d8a986c47cdd1ebedf350e7b684df55a0ecfac144e2

Download Submit
memory/2016-0-0x0000000074D20000-0x00000000752CB000-memory.dmp

Filesize
5.7MB

Download
memory/2016-1-0x0000000074D20000-0x00000000752CB000-memory.dmp

Filesize
5.7MB

Download
memory/2016-2-0x00000000003D0000-0x0000000000410000-memory.dmp

Filesize
256KB

Download
memory/2016-5-0x0000000074D20000-0x00000000752CB000-memory.dmp

Filesize
5.7MB

Download