njrat | 545403ae8941712ac4f021d5867ac8df35a554d5754192c54da66f7b2a2d4e5f

Analysis

max time kernel
150s
max time network
126s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:12

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General

Target

67c679ac1d31b57180ad84a2ccd0a74d.exe
Size

23KB
MD5

67c679ac1d31b57180ad84a2ccd0a74d
SHA1

a3d46b898ba8ed8852a8cfac3f4c49989b97fd8b
SHA256

edc05bae157c3ca29d70a609d115950b15d30a8963df6a58152e20c94ceaca41
SHA512

f0f2a2f88fc4d41bd15cb1dccc4d8ada24abc4d3e93a2c0d1fade8adc36feccee0b682d23797ecd4f544256cfd636b0f627123a6d7d63f878ffa0a30080834dc
SSDEEP

384:2+n2650N3qZbATcjRGC5Eo9D46BgnqUhay1ZmRvR6JZlbw8hqIusZzZGe:pm+71d5XRpcnum

Score

10^/10

njrat ahmadov defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

ahmadov

127.0.0.1:1177

Mutex

1c3772931918e1149281693b02406309

Attributes

reg_key
1c3772931918e1149281693b02406309
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2820	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1c3772931918e1149281693b02406309.exe	Chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1c3772931918e1149281693b02406309.exe	Chrome.exe

Executes dropped EXE 1 IoCs

pid	Process
2748	Chrome.exe

Loads dropped DLL 1 IoCs

pid	Process
324	67c679ac1d31b57180ad84a2ccd0a74d.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\1c3772931918e1149281693b02406309 = "\"C:\\ProgramData\\Chrome.exe\" .."	Chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\1c3772931918e1149281693b02406309 = "\"C:\\ProgramData\\Chrome.exe\" .."	Chrome.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	Chrome.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	67c679ac1d31b57180ad84a2ccd0a74d.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe
Token: 33	2748	Chrome.exe
Token: SeIncBasePriorityPrivilege	2748	Chrome.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 324 wrote to memory of 2748	324	67c679ac1d31b57180ad84a2ccd0a74d.exe	31
PID 324 wrote to memory of 2748	324	67c679ac1d31b57180ad84a2ccd0a74d.exe	31
PID 324 wrote to memory of 2748	324	67c679ac1d31b57180ad84a2ccd0a74d.exe	31
PID 324 wrote to memory of 2748	324	67c679ac1d31b57180ad84a2ccd0a74d.exe	31
PID 2748 wrote to memory of 2820	2748	Chrome.exe	32
PID 2748 wrote to memory of 2820	2748	Chrome.exe	32
PID 2748 wrote to memory of 2820	2748	Chrome.exe	32
PID 2748 wrote to memory of 2820	2748	Chrome.exe	32

C:\Users\Admin\AppData\Local\Temp\67c679ac1d31b57180ad84a2ccd0a74d.exe
"C:\Users\Admin\AppData\Local\Temp\67c679ac1d31b57180ad84a2ccd0a74d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:324
- C:\ProgramData\Chrome.exe
  "C:\ProgramData\Chrome.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\ProgramData\Chrome.exe" "Chrome.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\Chrome.exe

Filesize
23KB

MD5
67c679ac1d31b57180ad84a2ccd0a74d

SHA1
a3d46b898ba8ed8852a8cfac3f4c49989b97fd8b

SHA256
edc05bae157c3ca29d70a609d115950b15d30a8963df6a58152e20c94ceaca41

SHA512
f0f2a2f88fc4d41bd15cb1dccc4d8ada24abc4d3e93a2c0d1fade8adc36feccee0b682d23797ecd4f544256cfd636b0f627123a6d7d63f878ffa0a30080834dc

Download Submit
memory/324-0-0x0000000074771000-0x0000000074772000-memory.dmp

Filesize
4KB

Download
memory/324-1-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/324-2-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/324-11-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/2748-12-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/2748-10-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/2748-14-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/2748-15-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads