njrat | 2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60

General

Target

2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60.exe
Size

41KB
MD5

6174b0640d9954f49f4e1752575073d0
SHA1

9d906ca323f0ceed91c348ee1e815faaa15f3d81
SHA256

2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60
SHA512

8d6821e6453ea2c9fc028b637782e385b78c0b3af99c37aa2f13c6eb6a1bffc160d75ff5b3f6dd7a4a308f045af46e07ce749301dc6efcf9ddb7df01f99158b7
SSDEEP

768:jXxdX64kYewwUtH1IVOYgLdBLXTijktmbGBHEqNCzhoLN8ax:/4YCeIVOYg7Kg0iBHEq4iyU

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 1 IoCs

Processes:

server.exe

pid process

860 server.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1464 netsh.exe

pid	process
860	server.exe

pid	process
1464	netsh.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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\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 19 IoCs

Processes:

server.exe

description	pid	process
Token: SeDebugPrivilege	860	server.exe
Token: 33	860	server.exe
Token: SeIncBasePriorityPrivilege	860	server.exe
Token: 33	860	server.exe
Token: SeIncBasePriorityPrivilege	860	server.exe
Token: 33	860	server.exe
Token: SeIncBasePriorityPrivilege	860	server.exe
Token: 33	860	server.exe
Token: SeIncBasePriorityPrivilege	860	server.exe
Token: 33	860	server.exe
Token: SeIncBasePriorityPrivilege	860	server.exe
Token: 33	860	server.exe
Token: SeIncBasePriorityPrivilege	860	server.exe
Token: 33	860	server.exe
Token: SeIncBasePriorityPrivilege	860	server.exe
Token: 33	860	server.exe
Token: SeIncBasePriorityPrivilege	860	server.exe
Token: 33	860	server.exe
Token: SeIncBasePriorityPrivilege	860	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60.exeserver.exe

description	pid	process	target process
PID 1048 wrote to memory of 860	1048	2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60.exe	server.exe
PID 1048 wrote to memory of 860	1048	2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60.exe	server.exe
PID 1048 wrote to memory of 860	1048	2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60.exe	server.exe
PID 860 wrote to memory of 1464	860	server.exe	netsh.exe
PID 860 wrote to memory of 1464	860	server.exe	netsh.exe
PID 860 wrote to memory of 1464	860	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60.exe
"C:\Users\Admin\AppData\Local\Temp\2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1048

C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:860

C:\Windows\system32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1464

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\Temp\server.exe
Filesize
41KB

MD5
6174b0640d9954f49f4e1752575073d0

SHA1
9d906ca323f0ceed91c348ee1e815faaa15f3d81

SHA256
2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60

SHA512
8d6821e6453ea2c9fc028b637782e385b78c0b3af99c37aa2f13c6eb6a1bffc160d75ff5b3f6dd7a4a308f045af46e07ce749301dc6efcf9ddb7df01f99158b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe
Filesize
41KB

MD5
6174b0640d9954f49f4e1752575073d0

SHA1
9d906ca323f0ceed91c348ee1e815faaa15f3d81

SHA256
2ceffe5d0a3e81b724c80484791364a1bd676a72ae1bbc4edebaed04dccdbb60

SHA512
8d6821e6453ea2c9fc028b637782e385b78c0b3af99c37aa2f13c6eb6a1bffc160d75ff5b3f6dd7a4a308f045af46e07ce749301dc6efcf9ddb7df01f99158b7

Download Submit
memory/860-65-0x0000000000000000-mapping.dmp

Download
memory/860-68-0x00000000011F0000-0x0000000001200000-memory.dmp

Filesize
64KB

Download
memory/1048-58-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1048-59-0x0000000000410000-0x000000000041C000-memory.dmp

Filesize
48KB

Download
memory/1048-60-0x0000000000420000-0x000000000042C000-memory.dmp

Filesize
48KB

Download
memory/1048-61-0x0000000000430000-0x000000000043C000-memory.dmp

Filesize
48KB

Download
memory/1048-62-0x0000000000440000-0x000000000044A000-memory.dmp

Filesize
40KB

Download
memory/1048-63-0x0000000000460000-0x000000000046C000-memory.dmp

Filesize
48KB

Download
memory/1048-64-0x000007FEFBEE1000-0x000007FEFBEE3000-memory.dmp

Filesize
8KB

Download
memory/1048-54-0x0000000001040000-0x0000000001050000-memory.dmp

Filesize
64KB

Download
memory/1048-57-0x00000000003F0000-0x00000000003FE000-memory.dmp

Filesize
56KB

Download
memory/1048-56-0x0000000000260000-0x0000000000270000-memory.dmp

Filesize
64KB

Download
memory/1048-55-0x0000000000250000-0x0000000000260000-memory.dmp

Filesize
64KB

Download
memory/1464-69-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads