njrat | 0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a

General

Target

0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a.exe
Size

37KB
MD5

baa50b16a350701da6b820ee83cee518
SHA1

dc3143b96da688aeb181f138bfea0d22946c5a48
SHA256

0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a
SHA512

66f2ae4aed5e6ed3a5e92e06ae6c77912c27dce23f0373e1f0f7036b3d7a6d7f3b02e52117b8c5a49e39c5cdc50a66480363bcdbc2ec1a564501554e91845cbf
SSDEEP

384:ETuHbo7gibtjpPu7w9qyMTKBn9csWiTNbrAF+rMRTyN/0L+EcoinblneHQM3epz:xsNN9ZMTKBG9iFrM+rMRa8Nuapt

Score

10^/10

njrat hacked evasion trojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

0.tcp.eu.ngrok.io:443

Mutex

1b7052d5fd60d31df205c46057c84fe5

Attributes

reg_key
1b7052d5fd60d31df205c46057c84fe5
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2204 netsh.exe

pid	process
2204	netsh.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

Processes:

0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a.exe

Executes dropped EXE 1 IoCs

Processes:

server.exe

pid process

1220 server.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1220	server.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

Processes:

server.exe

description	pid	process
Token: SeDebugPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe
Token: 33	1220	server.exe
Token: SeIncBasePriorityPrivilege	1220	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a.exeserver.exe

description	pid	process	target process
PID 1360 wrote to memory of 1220	1360	0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a.exe	server.exe
PID 1360 wrote to memory of 1220	1360	0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a.exe	server.exe
PID 1360 wrote to memory of 1220	1360	0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a.exe	server.exe
PID 1220 wrote to memory of 2204	1220	server.exe	netsh.exe
PID 1220 wrote to memory of 2204	1220	server.exe	netsh.exe
PID 1220 wrote to memory of 2204	1220	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a.exe
"C:\Users\Admin\AppData\Local\Temp\0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1360

C:\Users\Admin\AppData\Roaming\server.exe
"C:\Users\Admin\AppData\Roaming\server.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1220

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:2204

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\server.exe
Filesize
37KB

MD5
baa50b16a350701da6b820ee83cee518

SHA1
dc3143b96da688aeb181f138bfea0d22946c5a48

SHA256
0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a

SHA512
66f2ae4aed5e6ed3a5e92e06ae6c77912c27dce23f0373e1f0f7036b3d7a6d7f3b02e52117b8c5a49e39c5cdc50a66480363bcdbc2ec1a564501554e91845cbf

Download Submit
C:\Users\Admin\AppData\Roaming\server.exe
Filesize
37KB

MD5
baa50b16a350701da6b820ee83cee518

SHA1
dc3143b96da688aeb181f138bfea0d22946c5a48

SHA256
0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a

SHA512
66f2ae4aed5e6ed3a5e92e06ae6c77912c27dce23f0373e1f0f7036b3d7a6d7f3b02e52117b8c5a49e39c5cdc50a66480363bcdbc2ec1a564501554e91845cbf

Download Submit
C:\Users\Admin\AppData\Roaming\server.exe
Filesize
37KB

MD5
baa50b16a350701da6b820ee83cee518

SHA1
dc3143b96da688aeb181f138bfea0d22946c5a48

SHA256
0412ac372c744b3055f5cb77035ed85afb3c5468111f56c23ea0c44ee548f35a

SHA512
66f2ae4aed5e6ed3a5e92e06ae6c77912c27dce23f0373e1f0f7036b3d7a6d7f3b02e52117b8c5a49e39c5cdc50a66480363bcdbc2ec1a564501554e91845cbf

Download Submit
memory/1220-144-0x0000000000DD0000-0x0000000000DE0000-memory.dmp

Filesize
64KB

Download
memory/1220-145-0x0000000000DD0000-0x0000000000DE0000-memory.dmp

Filesize
64KB

Download
memory/1360-133-0x0000000000750000-0x0000000000760000-memory.dmp

Filesize
64KB

Download
memory/1360-134-0x0000000000750000-0x0000000000760000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads