njrat | 53bddbe7bc25e4103041bc18bd85f9feacdff9306aacc50b28bc89fb5fac3595

Analysis

max time kernel
42s
max time network
43s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
30-05-2024 17:00

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Reason

Machine shutdown

Report Analysis Logs

General

Target

forkerbomb.exe
Size

37KB
MD5

7e45ca42d9229d3304d6a7ef7431e7b2
SHA1

b8c6734417f7639afdefd99b836ef1de31679888
SHA256

53bddbe7bc25e4103041bc18bd85f9feacdff9306aacc50b28bc89fb5fac3595
SHA512

eb629ab51fb120d27d56a20f60580ff2c9fa4c45943ed308b4ca0ed2d994e082b608064099f85c7a3d8f048e8119ca74043b1883230df5bcbb84c88705480298
SSDEEP

384:alTMUiDHblmJEpRGyEfBffXNKCYyEAurAF+rMRTyN/0L+EcoinblneHQM3epzX78:ETqHpR9EfBfVKClEHrM+rMRa8Nu1Ut

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

19.ip.gl.ply.gg:45758

Mutex

cefc22da74b080e322f392168f5c3c86

Attributes

reg_key
cefc22da74b080e322f392168f5c3c86
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
3068	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cefc22da74b080e322f392168f5c3c86.exe	svocoone.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cefc22da74b080e322f392168f5c3c86.exe	svocoone.exe

Executes dropped EXE 1 IoCs

pid	Process
2748	svocoone.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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\cefc22da74b080e322f392168f5c3c86 = "\"C:\\Windows\\svocoone.exe\" .."	svocoone.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\cefc22da74b080e322f392168f5c3c86 = "\"C:\\Windows\\svocoone.exe\" .."	svocoone.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\svocoone.exe	forkerbomb.exe
File opened for modification	C:\Windows\svocoone.exe	forkerbomb.exe
File opened for modification	C:\Windows\svocoone.exe	svocoone.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe
2748	svocoone.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2748	svocoone.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

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

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2748	2872	forkerbomb.exe	28
PID 2872 wrote to memory of 2748	2872	forkerbomb.exe	28
PID 2872 wrote to memory of 2748	2872	forkerbomb.exe	28
PID 2872 wrote to memory of 2748	2872	forkerbomb.exe	28
PID 2748 wrote to memory of 3068	2748	svocoone.exe	29
PID 2748 wrote to memory of 3068	2748	svocoone.exe	29
PID 2748 wrote to memory of 3068	2748	svocoone.exe	29
PID 2748 wrote to memory of 3068	2748	svocoone.exe	29

C:\Users\Admin\AppData\Local\Temp\forkerbomb.exe
"C:\Users\Admin\AppData\Local\Temp\forkerbomb.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\svocoone.exe
  "C:\Windows\svocoone.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Windows\svocoone.exe" "svocoone.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:3068

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:1856

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:2700

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

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

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\svocoone.exe

Filesize
37KB

MD5
7e45ca42d9229d3304d6a7ef7431e7b2

SHA1
b8c6734417f7639afdefd99b836ef1de31679888

SHA256
53bddbe7bc25e4103041bc18bd85f9feacdff9306aacc50b28bc89fb5fac3595

SHA512
eb629ab51fb120d27d56a20f60580ff2c9fa4c45943ed308b4ca0ed2d994e082b608064099f85c7a3d8f048e8119ca74043b1883230df5bcbb84c88705480298

Download Submit
memory/2748-10-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-11-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-13-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-14-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2872-0-0x0000000074A41000-0x0000000074A42000-memory.dmp

Filesize
4KB

Download
memory/2872-1-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2872-2-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2872-9-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads