njrat | 51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02

General

Target

51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe
Size

121KB
MD5

ac462d3569cd2f22c6f0510cc23ffa0f
SHA1

e14a477db250cd072a1cb787bb03c4c88ced88ce
SHA256

51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02
SHA512

ef2fc9b87661885a187bf0c1b66778ce7a25766eaee7f834d9f9b289b3d1b19e08c9064e4de27286cbbb5aae008eda75f73c6244b695dc578ec74f7e245544c9
SSDEEP

3072:bS680+GDfptuq2eYvFbDXrkdrsmOBuUi:b1tuqYlDbsrLOBji

Score

10^/10

njrat ‏فہۧايہۧروسہ الہۧعہۧراق هناا evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

‏فہۧايہۧروسہ الہۧعہۧراق هناا

C2

jaki3254.ddns.net:2001

Mutex

85039fd7c6f37e1e0601b12298c6e30f

Attributes

reg_key
85039fd7c6f37e1e0601b12298c6e30f
splitter
|'|'|

Signatures

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

Processes:

sys02tm.exe

pid process

1092 sys02tm.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2040 netsh.exe
Loads dropped DLL 1 IoCs

Processes:

51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe

pid process

1236 51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe

pid	process
1092	sys02tm.exe

pid	process
2040	netsh.exe

pid	process
1236	51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

sys02tm.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\85039fd7c6f37e1e0601b12298c6e30f = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sys02tm.exe\" .."	sys02tm.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\85039fd7c6f37e1e0601b12298c6e30f = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sys02tm.exe\" .."	sys02tm.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 11 IoCs

Processes:

sys02tm.exe

description	pid	process
Token: SeDebugPrivilege	1092	sys02tm.exe
Token: 33	1092	sys02tm.exe
Token: SeIncBasePriorityPrivilege	1092	sys02tm.exe
Token: 33	1092	sys02tm.exe
Token: SeIncBasePriorityPrivilege	1092	sys02tm.exe
Token: 33	1092	sys02tm.exe
Token: SeIncBasePriorityPrivilege	1092	sys02tm.exe
Token: 33	1092	sys02tm.exe
Token: SeIncBasePriorityPrivilege	1092	sys02tm.exe
Token: 33	1092	sys02tm.exe
Token: SeIncBasePriorityPrivilege	1092	sys02tm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exesys02tm.exe

description	pid	process	target process
PID 1236 wrote to memory of 1092	1236	51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe	sys02tm.exe
PID 1236 wrote to memory of 1092	1236	51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe	sys02tm.exe
PID 1236 wrote to memory of 1092	1236	51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe	sys02tm.exe
PID 1236 wrote to memory of 1092	1236	51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe	sys02tm.exe
PID 1092 wrote to memory of 2040	1092	sys02tm.exe	netsh.exe
PID 1092 wrote to memory of 2040	1092	sys02tm.exe	netsh.exe
PID 1092 wrote to memory of 2040	1092	sys02tm.exe	netsh.exe
PID 1092 wrote to memory of 2040	1092	sys02tm.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe
"C:\Users\Admin\AppData\Local\Temp\51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1236

C:\Users\Admin\AppData\Local\Temp\sys02tm.exe
"C:\Users\Admin\AppData\Local\Temp\sys02tm.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1092

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\sys02tm.exe" "sys02tm.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:2040

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\sys02tm.exe
Filesize
121KB

MD5
ac462d3569cd2f22c6f0510cc23ffa0f

SHA1
e14a477db250cd072a1cb787bb03c4c88ced88ce

SHA256
51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02

SHA512
ef2fc9b87661885a187bf0c1b66778ce7a25766eaee7f834d9f9b289b3d1b19e08c9064e4de27286cbbb5aae008eda75f73c6244b695dc578ec74f7e245544c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\sys02tm.exe
Filesize
121KB

MD5
ac462d3569cd2f22c6f0510cc23ffa0f

SHA1
e14a477db250cd072a1cb787bb03c4c88ced88ce

SHA256
51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02

SHA512
ef2fc9b87661885a187bf0c1b66778ce7a25766eaee7f834d9f9b289b3d1b19e08c9064e4de27286cbbb5aae008eda75f73c6244b695dc578ec74f7e245544c9

Download Submit
\Users\Admin\AppData\Local\Temp\sys02tm.exe
Filesize
121KB

MD5
ac462d3569cd2f22c6f0510cc23ffa0f

SHA1
e14a477db250cd072a1cb787bb03c4c88ced88ce

SHA256
51a0de4b9e8bc9b7b9045aaf54669a2bdcb8bbb1aa05146ad79f72bd59ad5d02

SHA512
ef2fc9b87661885a187bf0c1b66778ce7a25766eaee7f834d9f9b289b3d1b19e08c9064e4de27286cbbb5aae008eda75f73c6244b695dc578ec74f7e245544c9

Download Submit
memory/1092-58-0x0000000000000000-mapping.dmp

Download
memory/1092-62-0x0000000074200000-0x00000000747AB000-memory.dmp

Filesize
5.7MB

Download
memory/1092-65-0x0000000074200000-0x00000000747AB000-memory.dmp

Filesize
5.7MB

Download
memory/1236-54-0x0000000074FD1000-0x0000000074FD3000-memory.dmp

Filesize
8KB

Download
memory/1236-55-0x0000000074200000-0x00000000747AB000-memory.dmp

Filesize
5.7MB

Download
memory/1236-56-0x0000000074200000-0x00000000747AB000-memory.dmp

Filesize
5.7MB

Download
memory/1236-63-0x0000000074200000-0x00000000747AB000-memory.dmp

Filesize
5.7MB

Download
memory/2040-64-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads