njrat | 3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67

General

Target

3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
Size

136KB
MD5

359a08045b66fe5f71fde43f9a6db01b
SHA1

4580e9f5becff35c4c4e773931d18f2df166d9fc
SHA256

3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67
SHA512

81b120f81da9b442cb008093b54893d44dad911caffc1008c7de792e1420e1bedc15deb616f745e807410f47db3c049a316a77ffe42bef6959359f39af841683

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

279f6960ed84a752570aca7fb2dc1552

Attributes

reg_key
279f6960ed84a752570aca7fb2dc1552
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 2 IoCs

Processes:

server.exeserver.exe

pid process

1124 server.exe
1344 server.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

pid	process
1124	server.exe
1344	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\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exeserver.exe

description	pid	process	target process
PID 528 set thread context of 672	528	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
PID 1124 set thread context of 1344	1124	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

Suspicious use of AdjustPrivilegeToken 33 IoCs

Processes:

server.exe

description	pid	process
Token: SeDebugPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe
Token: 33	1344	server.exe
Token: SeIncBasePriorityPrivilege	1344	server.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exeserver.exeserver.exe

description	pid	process	target process
PID 528 wrote to memory of 672	528	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
PID 528 wrote to memory of 672	528	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
PID 528 wrote to memory of 672	528	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
PID 528 wrote to memory of 672	528	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
PID 528 wrote to memory of 672	528	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
PID 528 wrote to memory of 672	528	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
PID 528 wrote to memory of 672	528	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
PID 528 wrote to memory of 672	528	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
PID 672 wrote to memory of 1124	672	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	server.exe
PID 672 wrote to memory of 1124	672	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	server.exe
PID 672 wrote to memory of 1124	672	3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe	server.exe
PID 1124 wrote to memory of 1344	1124	server.exe	server.exe
PID 1124 wrote to memory of 1344	1124	server.exe	server.exe
PID 1124 wrote to memory of 1344	1124	server.exe	server.exe
PID 1124 wrote to memory of 1344	1124	server.exe	server.exe
PID 1124 wrote to memory of 1344	1124	server.exe	server.exe
PID 1124 wrote to memory of 1344	1124	server.exe	server.exe
PID 1124 wrote to memory of 1344	1124	server.exe	server.exe
PID 1124 wrote to memory of 1344	1124	server.exe	server.exe
PID 1344 wrote to memory of 1720	1344	server.exe	netsh.exe
PID 1344 wrote to memory of 1720	1344	server.exe	netsh.exe
PID 1344 wrote to memory of 1720	1344	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
"C:\Users\Admin\AppData\Local\Temp\3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:528

C:\Users\Admin\AppData\Local\Temp\3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe
"C:\Users\Admin\AppData\Local\Temp\3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:672

C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1124

C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1344

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
5⤵
PID:1720

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67.exe.log
MD5
339dbc49ea5c332f15f4ead32d70d878

SHA1
40f169d604bf2a4e4eb2f432e3ebe0156ae8a777

SHA256
4f51a0b25879f156888beec5c7a451bd6471b915c022ccd1d4caecf410784fd3

SHA512
8739751b450dd669b599d50b54b04a3c835760f9456c2ac683be5331993f04bd9528a603f8cecfdfe18a1d1ddacd9b15bad84259b4ae42f77918df66eb5b5354

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\server.exe.log
MD5
339dbc49ea5c332f15f4ead32d70d878

SHA1
40f169d604bf2a4e4eb2f432e3ebe0156ae8a777

SHA256
4f51a0b25879f156888beec5c7a451bd6471b915c022ccd1d4caecf410784fd3

SHA512
8739751b450dd669b599d50b54b04a3c835760f9456c2ac683be5331993f04bd9528a603f8cecfdfe18a1d1ddacd9b15bad84259b4ae42f77918df66eb5b5354

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe
MD5
359a08045b66fe5f71fde43f9a6db01b

SHA1
4580e9f5becff35c4c4e773931d18f2df166d9fc

SHA256
3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67

SHA512
81b120f81da9b442cb008093b54893d44dad911caffc1008c7de792e1420e1bedc15deb616f745e807410f47db3c049a316a77ffe42bef6959359f39af841683

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe
MD5
359a08045b66fe5f71fde43f9a6db01b

SHA1
4580e9f5becff35c4c4e773931d18f2df166d9fc

SHA256
3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67

SHA512
81b120f81da9b442cb008093b54893d44dad911caffc1008c7de792e1420e1bedc15deb616f745e807410f47db3c049a316a77ffe42bef6959359f39af841683

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe
MD5
359a08045b66fe5f71fde43f9a6db01b

SHA1
4580e9f5becff35c4c4e773931d18f2df166d9fc

SHA256
3de70e8b308469f55fafddb2e107d3ae908005e1445eb5d1b09a7ff690f62c67

SHA512
81b120f81da9b442cb008093b54893d44dad911caffc1008c7de792e1420e1bedc15deb616f745e807410f47db3c049a316a77ffe42bef6959359f39af841683

Download Submit
memory/528-114-0x0000000002DB0000-0x0000000002DB1000-memory.dmp

Filesize
4KB

Download
memory/672-117-0x0000000001100000-0x000000000124A000-memory.dmp

Filesize
1.3MB

Download
memory/672-116-0x000000000040747E-mapping.dmp

Download
memory/672-115-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1124-118-0x0000000000000000-mapping.dmp

Download
memory/1124-126-0x0000000001010000-0x0000000001011000-memory.dmp

Filesize
4KB

Download
memory/1344-123-0x000000000040747E-mapping.dmp

Download
memory/1344-127-0x00000000027E0000-0x00000000027E1000-memory.dmp

Filesize
4KB

Download
memory/1720-128-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads