njrat | 74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91

Analysis

max time kernel
157s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 23:53

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General

Target

74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91.exe
Size

29KB
MD5

b1c07dc83b6cab7cbd22f70ce9b5c211
SHA1

270005c71a3d92d6fcc461c984d2ee238371c361
SHA256

74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91
SHA512

8dfdfb412aa46a97ab4079c46d4564de29a8cc021c97bc9d2d5f80777477cce9a1edfbc5e4ba89ccab5d5d97360684403393059ca5c61a469298b81a7e467108
SSDEEP

384:MFpQjtl7jBnoKoK3JX15nHK4GumqDAEReIlGBsbh0w4wlAokw9OhgOL1vYRGOZz1:Mi7hoKoGJFNK4Aq1RehBKh0p29SgRQF+

Score

10^/10

njrat hacked trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

127.0.0.1:1998

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes

reg_key
5cd8f17f4086744065eb0992a09e05a2
splitter
|'|'|

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
4824	Trojan.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 4824	1188	74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91.exe	87
PID 1188 wrote to memory of 4824	1188	74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91.exe	87
PID 1188 wrote to memory of 4824	1188	74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91.exe	87

C:\Users\Admin\AppData\Local\Temp\74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91.exe
"C:\Users\Admin\AppData\Local\Temp\74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Executes dropped EXE
  PID:4824

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
29KB

MD5
b1c07dc83b6cab7cbd22f70ce9b5c211

SHA1
270005c71a3d92d6fcc461c984d2ee238371c361

SHA256
74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91

SHA512
8dfdfb412aa46a97ab4079c46d4564de29a8cc021c97bc9d2d5f80777477cce9a1edfbc5e4ba89ccab5d5d97360684403393059ca5c61a469298b81a7e467108

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
29KB

MD5
b1c07dc83b6cab7cbd22f70ce9b5c211

SHA1
270005c71a3d92d6fcc461c984d2ee238371c361

SHA256
74be23e4a51a00eb1d28a3a3b291cd407b7957a6710cc218383a914d5961fe91

SHA512
8dfdfb412aa46a97ab4079c46d4564de29a8cc021c97bc9d2d5f80777477cce9a1edfbc5e4ba89ccab5d5d97360684403393059ca5c61a469298b81a7e467108

Download Submit
memory/1188-133-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/1188-140-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/4824-138-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/4824-139-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download