njrat | 65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d

General

Target

65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe
Size

43KB
MD5

f8d4a7948a07c701c3cf18ff7558a640
SHA1

7ab966f2d89bfa42a17da9ff13013c204fdf8fca
SHA256

65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d
SHA512

28bdadb85be8a1d47f9341059140b80868133eb16cad7f21a73784a2aad7c686f6f49e25bde3376ffb5ccc18d25399693b9aea74da715128e4b698b9a91fbd70

Score

10^/10

njrat hacked persistence trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

192.168.0.73:5552

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 1 IoCs

Processes:

Dllhost.exe

pid process

972 Dllhost.exe

pid	process
972	Dllhost.exe

Drops startup file 2 IoCs

Processes:

Dllhost.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	Dllhost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	Dllhost.exe

Loads dropped DLL 1 IoCs

Processes:

65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe

pid process

824 65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe

pid	process
824	65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Dllhost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .."	Dllhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .."	Dllhost.exe

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

System Information Discovery
T1082
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Dllhost.exe

pid process

972 Dllhost.exe

pid	process
972	Dllhost.exe

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

Dllhost.exe

description	pid	process
Token: SeDebugPrivilege	972	Dllhost.exe
Token: 33	972	Dllhost.exe
Token: SeIncBasePriorityPrivilege	972	Dllhost.exe
Token: 33	972	Dllhost.exe
Token: SeIncBasePriorityPrivilege	972	Dllhost.exe
Token: 33	972	Dllhost.exe
Token: SeIncBasePriorityPrivilege	972	Dllhost.exe
Token: 33	972	Dllhost.exe
Token: SeIncBasePriorityPrivilege	972	Dllhost.exe
Token: 33	972	Dllhost.exe
Token: SeIncBasePriorityPrivilege	972	Dllhost.exe
Token: 33	972	Dllhost.exe
Token: SeIncBasePriorityPrivilege	972	Dllhost.exe
Token: 33	972	Dllhost.exe
Token: SeIncBasePriorityPrivilege	972	Dllhost.exe
Token: 33	972	Dllhost.exe
Token: SeIncBasePriorityPrivilege	972	Dllhost.exe
Token: 33	972	Dllhost.exe
Token: SeIncBasePriorityPrivilege	972	Dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe

description	pid	process	target process
PID 824 wrote to memory of 972	824	65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe	Dllhost.exe
PID 824 wrote to memory of 972	824	65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe	Dllhost.exe
PID 824 wrote to memory of 972	824	65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe	Dllhost.exe
PID 824 wrote to memory of 972	824	65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe	Dllhost.exe

C:\Users\Admin\AppData\Local\Temp\65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe
"C:\Users\Admin\AppData\Local\Temp\65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:824

C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
"C:\Users\Admin\AppData\Local\Temp\Dllhost.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:972

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
Filesize
43KB

MD5
f8d4a7948a07c701c3cf18ff7558a640

SHA1
7ab966f2d89bfa42a17da9ff13013c204fdf8fca

SHA256
65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d

SHA512
28bdadb85be8a1d47f9341059140b80868133eb16cad7f21a73784a2aad7c686f6f49e25bde3376ffb5ccc18d25399693b9aea74da715128e4b698b9a91fbd70

Download Submit
C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
Filesize
43KB

MD5
f8d4a7948a07c701c3cf18ff7558a640

SHA1
7ab966f2d89bfa42a17da9ff13013c204fdf8fca

SHA256
65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d

SHA512
28bdadb85be8a1d47f9341059140b80868133eb16cad7f21a73784a2aad7c686f6f49e25bde3376ffb5ccc18d25399693b9aea74da715128e4b698b9a91fbd70

Download Submit
\Users\Admin\AppData\Local\Temp\Dllhost.exe
Filesize
43KB

MD5
f8d4a7948a07c701c3cf18ff7558a640

SHA1
7ab966f2d89bfa42a17da9ff13013c204fdf8fca

SHA256
65396e1f45799af4b88d9bdc56c0be93fc2fc8735a94f1f106c4a843ca16fa6d

SHA512
28bdadb85be8a1d47f9341059140b80868133eb16cad7f21a73784a2aad7c686f6f49e25bde3376ffb5ccc18d25399693b9aea74da715128e4b698b9a91fbd70

Download Submit
memory/824-54-0x0000000000DD0000-0x0000000000DE2000-memory.dmp

Filesize
72KB

Download
memory/824-55-0x0000000075741000-0x0000000075743000-memory.dmp

Filesize
8KB

Download
memory/972-57-0x0000000000000000-mapping.dmp

Download
memory/972-60-0x0000000000FB0000-0x0000000000FC2000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads