njrat | 0e24d40828ef4582c2571e175e9f1c59e1484fa926cffe18b1a4547f6ee2781a

General

Target

a73c12e9bb944ca7494ac845ee87db2e.exe
Size

92KB
MD5

a73c12e9bb944ca7494ac845ee87db2e
SHA1

20ea37ae6b6b6cf15edc65bf200cde2a2b47d2a2
SHA256

0e24d40828ef4582c2571e175e9f1c59e1484fa926cffe18b1a4547f6ee2781a
SHA512

c89e78e08f97f6399d92a71efb489d998b2089bae74f26555f569e21440561fea64956370d8b881e3c8729f20ddc466c6821f5529cbc3a205b0700ba93f47bd5

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

203.159.92.167:2323

Mutex

9d38b66479584d90a4d378a84f8e5769

Attributes

reg_key
9d38b66479584d90a4d378a84f8e5769
splitter
|'|'|

Signatures

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

Processes:

server.exe

pid process

3264 server.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

pid	process
3264	server.exe

Drops startup file 6 IoCs

Processes:

server.exea73c12e9bb944ca7494ac845ee87db2e.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9d38b66479584d90a4d378a84f8e5769.exe	server.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a73c12e9bb944ca7494ac845ee87db2e.exe	a73c12e9bb944ca7494ac845ee87db2e.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a73c12e9bb944ca7494ac845ee87db2e.exe	a73c12e9bb944ca7494ac845ee87db2e.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\server.exe	server.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\server.exe	server.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9d38b66479584d90a4d378a84f8e5769.exe	server.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

server.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\9d38b66479584d90a4d378a84f8e5769 = "\"C:\\Users\\Admin\\AppData\\Roaming\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\9d38b66479584d90a4d378a84f8e5769 = "\"C:\\Users\\Admin\\AppData\\Roaming\\server.exe\" .."	server.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1484 schtasks.exe
1200 schtasks.exe

pid	process
1484	schtasks.exe
1200	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

a73c12e9bb944ca7494ac845ee87db2e.exeserver.exe

pid	process
4068	a73c12e9bb944ca7494ac845ee87db2e.exe
4068	a73c12e9bb944ca7494ac845ee87db2e.exe
4068	a73c12e9bb944ca7494ac845ee87db2e.exe
4068	a73c12e9bb944ca7494ac845ee87db2e.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe
3264	server.exe

Suspicious use of AdjustPrivilegeToken 34 IoCs

Processes:

a73c12e9bb944ca7494ac845ee87db2e.exeserver.exe

description	pid	process
Token: SeDebugPrivilege	4068	a73c12e9bb944ca7494ac845ee87db2e.exe
Token: SeDebugPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe
Token: 33	3264	server.exe
Token: SeIncBasePriorityPrivilege	3264	server.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

a73c12e9bb944ca7494ac845ee87db2e.exeserver.exe

description	pid	process	target process
PID 4068 wrote to memory of 1200	4068	a73c12e9bb944ca7494ac845ee87db2e.exe	schtasks.exe
PID 4068 wrote to memory of 1200	4068	a73c12e9bb944ca7494ac845ee87db2e.exe	schtasks.exe
PID 4068 wrote to memory of 1200	4068	a73c12e9bb944ca7494ac845ee87db2e.exe	schtasks.exe
PID 4068 wrote to memory of 3264	4068	a73c12e9bb944ca7494ac845ee87db2e.exe	server.exe
PID 4068 wrote to memory of 3264	4068	a73c12e9bb944ca7494ac845ee87db2e.exe	server.exe
PID 4068 wrote to memory of 3264	4068	a73c12e9bb944ca7494ac845ee87db2e.exe	server.exe
PID 3264 wrote to memory of 1484	3264	server.exe	schtasks.exe
PID 3264 wrote to memory of 1484	3264	server.exe	schtasks.exe
PID 3264 wrote to memory of 1484	3264	server.exe	schtasks.exe
PID 3264 wrote to memory of 772	3264	server.exe	netsh.exe
PID 3264 wrote to memory of 772	3264	server.exe	netsh.exe
PID 3264 wrote to memory of 772	3264	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\a73c12e9bb944ca7494ac845ee87db2e.exe
"C:\Users\Admin\AppData\Local\Temp\a73c12e9bb944ca7494ac845ee87db2e.exe"
1⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4068

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /sc minute /mo 1 /tn "penis" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup/a73c12e9bb944ca7494ac845ee87db2e.exe"
2⤵
- Creates scheduled task(s)
PID:1200

C:\Users\Admin\AppData\Roaming\server.exe
"C:\Users\Admin\AppData\Roaming\server.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3264

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /sc minute /mo 1 /tn "penis" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup/server.exe"
3⤵
- Creates scheduled task(s)
PID:1484

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
3⤵
PID:772

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\server.exe
MD5
a73c12e9bb944ca7494ac845ee87db2e

SHA1
20ea37ae6b6b6cf15edc65bf200cde2a2b47d2a2

SHA256
0e24d40828ef4582c2571e175e9f1c59e1484fa926cffe18b1a4547f6ee2781a

SHA512
c89e78e08f97f6399d92a71efb489d998b2089bae74f26555f569e21440561fea64956370d8b881e3c8729f20ddc466c6821f5529cbc3a205b0700ba93f47bd5

Download Submit
C:\Users\Admin\AppData\Roaming\server.exe
MD5
a73c12e9bb944ca7494ac845ee87db2e

SHA1
20ea37ae6b6b6cf15edc65bf200cde2a2b47d2a2

SHA256
0e24d40828ef4582c2571e175e9f1c59e1484fa926cffe18b1a4547f6ee2781a

SHA512
c89e78e08f97f6399d92a71efb489d998b2089bae74f26555f569e21440561fea64956370d8b881e3c8729f20ddc466c6821f5529cbc3a205b0700ba93f47bd5

Download Submit
memory/772-139-0x0000000000000000-mapping.dmp

Download
memory/1200-120-0x0000000000000000-mapping.dmp

Download
memory/1484-132-0x0000000000000000-mapping.dmp

Download
memory/3264-138-0x0000000004B80000-0x000000000507E000-memory.dmp

Filesize
5.0MB

Download
memory/3264-146-0x0000000006224000-0x0000000006227000-memory.dmp

Filesize
12KB

Download
memory/3264-154-0x0000000006235000-0x0000000006238000-memory.dmp

Filesize
12KB

Download
memory/3264-124-0x0000000000000000-mapping.dmp

Download
memory/3264-153-0x0000000006233000-0x0000000006235000-memory.dmp

Filesize
8KB

Download
memory/3264-152-0x0000000006231000-0x0000000006233000-memory.dmp

Filesize
8KB

Download
memory/3264-151-0x0000000004B80000-0x000000000507E000-memory.dmp

Filesize
5.0MB

Download
memory/3264-150-0x0000000006221000-0x0000000006226000-memory.dmp

Filesize
20KB

Download
memory/3264-149-0x000000000622F000-0x0000000006230000-memory.dmp

Filesize
4KB

Download
memory/3264-136-0x0000000004B80000-0x000000000507E000-memory.dmp

Filesize
5.0MB

Download
memory/3264-137-0x0000000004B80000-0x000000000507E000-memory.dmp

Filesize
5.0MB

Download
memory/3264-148-0x000000000622C000-0x0000000006231000-memory.dmp

Filesize
20KB

Download
memory/3264-147-0x0000000006227000-0x000000000622C000-memory.dmp

Filesize
20KB

Download
memory/3264-140-0x0000000004B80000-0x000000000507E000-memory.dmp

Filesize
5.0MB

Download
memory/3264-141-0x0000000006200000-0x0000000006201000-memory.dmp

Filesize
4KB

Download
memory/3264-142-0x0000000004B80000-0x000000000507E000-memory.dmp

Filesize
5.0MB

Download
memory/3264-143-0x0000000004B80000-0x000000000507E000-memory.dmp

Filesize
5.0MB

Download
memory/3264-144-0x0000000004B80000-0x000000000507E000-memory.dmp

Filesize
5.0MB

Download
memory/3264-145-0x0000000006220000-0x0000000006224000-memory.dmp

Filesize
16KB

Download
memory/4068-122-0x0000000004C60000-0x0000000004C61000-memory.dmp

Filesize
4KB

Download
memory/4068-117-0x0000000004C90000-0x0000000004C91000-memory.dmp

Filesize
4KB

Download
memory/4068-115-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/4068-135-0x0000000004C66000-0x0000000004C67000-memory.dmp

Filesize
4KB

Download
memory/4068-134-0x0000000004C65000-0x0000000004C66000-memory.dmp

Filesize
4KB

Download
memory/4068-118-0x0000000005230000-0x0000000005231000-memory.dmp

Filesize
4KB

Download
memory/4068-119-0x0000000004D30000-0x0000000004D31000-memory.dmp

Filesize
4KB

Download
memory/4068-121-0x0000000004FD0000-0x0000000004FD6000-memory.dmp

Filesize
24KB

Download
memory/4068-123-0x0000000004C63000-0x0000000004C65000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads