njrat | 57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f

General

Target

57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.exe
Size

43KB
MD5

02d8b0979cac051989fc023728655b29
SHA1

482772bab0f677d64dc1f32dada47a170aac2dc7
SHA256

57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f
SHA512

528bab7b98a692c119e2e3d64097452ce9bf111ceb14c43b6441a55c1ffcd1e4a98d403633a703013c4ffee0cebbd08dc970c911b570fe25e32fc757757ea57c
SSDEEP

384:RZy9eXN0Vyoy77d6kr9EicEhz5uuzDgIij+ZsNO3PlpJKkkjh/TzF7pWny/greTb:DkEKgl/Qkr9/N1uXQ/o//+L

Score

10^/10

njrat hacked discovery persistence trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

status-sue.gl.at.ply.gg:44084

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

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

Drops startup file 2 IoCs

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

Executes dropped EXE 3 IoCs

pid	Process
2180	Dllhost.exe
1624	Server.exe
1220	Server.exe

Loads dropped DLL 1 IoCs

pid	Process
2484	57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Roaming\\Dllhost.exe\" .."	Dllhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Roaming\\Dllhost.exe\" .."	Dllhost.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	Server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Dllhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Server.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2816	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2484	57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.exe
2180	Dllhost.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe
Token: 33	2180	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2180	Dllhost.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 2180	2484	57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.exe	30
PID 2484 wrote to memory of 2180	2484	57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.exe	30
PID 2484 wrote to memory of 2180	2484	57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.exe	30
PID 2484 wrote to memory of 2180	2484	57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.exe	30
PID 2180 wrote to memory of 2816	2180	Dllhost.exe	31
PID 2180 wrote to memory of 2816	2180	Dllhost.exe	31
PID 2180 wrote to memory of 2816	2180	Dllhost.exe	31
PID 2180 wrote to memory of 2816	2180	Dllhost.exe	31
PID 2720 wrote to memory of 1624	2720	taskeng.exe	35
PID 2720 wrote to memory of 1624	2720	taskeng.exe	35
PID 2720 wrote to memory of 1624	2720	taskeng.exe	35
PID 2720 wrote to memory of 1624	2720	taskeng.exe	35
PID 2720 wrote to memory of 1220	2720	taskeng.exe	36
PID 2720 wrote to memory of 1220	2720	taskeng.exe	36
PID 2720 wrote to memory of 1220	2720	taskeng.exe	36
PID 2720 wrote to memory of 1220	2720	taskeng.exe	36

C:\Users\Admin\AppData\Local\Temp\57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.exe
"C:\Users\Admin\AppData\Local\Temp\57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Users\Admin\AppData\Roaming\Dllhost.exe
  "C:\Users\Admin\AppData\Roaming\Dllhost.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2180
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2816

C:\Windows\system32\taskeng.exe
taskeng.exe {3BECF953-C138-4D04-8BBA-DBF462E6FDCE} S-1-5-21-2039016743-699959520-214465309-1000:PIDEURYY\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  C:\Users\Admin\AppData\Local\Temp/Server.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1624
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  C:\Users\Admin\AppData\Local\Temp/Server.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1220

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\Dllhost.exe

Filesize
43KB

MD5
02d8b0979cac051989fc023728655b29

SHA1
482772bab0f677d64dc1f32dada47a170aac2dc7

SHA256
57c556e9d91ab8efb7bde8ac3cb90a92f644a037809fe8bb193bfad89e84a11f

SHA512
528bab7b98a692c119e2e3d64097452ce9bf111ceb14c43b6441a55c1ffcd1e4a98d403633a703013c4ffee0cebbd08dc970c911b570fe25e32fc757757ea57c

Download Submit
memory/1220-22-0x00000000008A0000-0x00000000008B2000-memory.dmp

Filesize
72KB

Download
memory/1624-20-0x00000000002A0000-0x00000000002B2000-memory.dmp

Filesize
72KB

Download
memory/2180-13-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2180-12-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2180-11-0x00000000010E0000-0x00000000010F2000-memory.dmp

Filesize
72KB

Download
memory/2180-16-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2180-17-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2484-0-0x000000007481E000-0x000000007481F000-memory.dmp

Filesize
4KB

Download
memory/2484-1-0x0000000001240000-0x0000000001252000-memory.dmp

Filesize
72KB

Download
memory/2484-2-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2484-10-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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