njrat | 0633a748ff46014de54f04842b330746f815c669a1f6074e8beaec6b07f51937

General

Target

057d62261912947a1f18f01aa7afd23f.exe
Size

37KB
MD5

057d62261912947a1f18f01aa7afd23f
SHA1

31a7eb1006791f6e9ce3f92bf4c6df4cbf2b2a26
SHA256

0633a748ff46014de54f04842b330746f815c669a1f6074e8beaec6b07f51937
SHA512

7393f6d8ee85cc17b8a9bb0cd34c3dc1f81babf3febece1c8125e37b03044455f3081677ee3f5f730195209f8c35cd14e6692892ee36532bc938321b77570939
SSDEEP

384:AkqIiuVjtD+P3V+y0bf2TKtvN4suKfdrAF+rMRTyN/0L+EcoinblneHQM3epzXHz:DNmV10bf2TKtClK1rM+rMRa8Nu5xt

Score

10^/10

njrat hacked evasion trojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

8.tcp.ngrok.io:10195

Mutex

e5fb6e8df0343904c919e4379c7d6680

Attributes

reg_key
e5fb6e8df0343904c919e4379c7d6680
splitter
|'|'|

Signatures

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

Processes:

OneTapV4.exe

pid process

1896 OneTapV4.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2004 netsh.exe
Loads dropped DLL 1 IoCs

Processes:

057d62261912947a1f18f01aa7afd23f.exe

pid process

364 057d62261912947a1f18f01aa7afd23f.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1896	OneTapV4.exe

pid	process
2004	netsh.exe

pid	process
364	057d62261912947a1f18f01aa7afd23f.exe

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

OneTapV4.exe

description	pid	process
Token: SeDebugPrivilege	1896	OneTapV4.exe
Token: 33	1896	OneTapV4.exe
Token: SeIncBasePriorityPrivilege	1896	OneTapV4.exe
Token: 33	1896	OneTapV4.exe
Token: SeIncBasePriorityPrivilege	1896	OneTapV4.exe
Token: 33	1896	OneTapV4.exe
Token: SeIncBasePriorityPrivilege	1896	OneTapV4.exe
Token: 33	1896	OneTapV4.exe
Token: SeIncBasePriorityPrivilege	1896	OneTapV4.exe
Token: 33	1896	OneTapV4.exe
Token: SeIncBasePriorityPrivilege	1896	OneTapV4.exe
Token: 33	1896	OneTapV4.exe
Token: SeIncBasePriorityPrivilege	1896	OneTapV4.exe
Token: 33	1896	OneTapV4.exe
Token: SeIncBasePriorityPrivilege	1896	OneTapV4.exe
Token: 33	1896	OneTapV4.exe
Token: SeIncBasePriorityPrivilege	1896	OneTapV4.exe
Token: 33	1896	OneTapV4.exe
Token: SeIncBasePriorityPrivilege	1896	OneTapV4.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

057d62261912947a1f18f01aa7afd23f.exeOneTapV4.exe

description	pid	process	target process
PID 364 wrote to memory of 1896	364	057d62261912947a1f18f01aa7afd23f.exe	OneTapV4.exe
PID 364 wrote to memory of 1896	364	057d62261912947a1f18f01aa7afd23f.exe	OneTapV4.exe
PID 364 wrote to memory of 1896	364	057d62261912947a1f18f01aa7afd23f.exe	OneTapV4.exe
PID 364 wrote to memory of 1896	364	057d62261912947a1f18f01aa7afd23f.exe	OneTapV4.exe
PID 1896 wrote to memory of 2004	1896	OneTapV4.exe	netsh.exe
PID 1896 wrote to memory of 2004	1896	OneTapV4.exe	netsh.exe
PID 1896 wrote to memory of 2004	1896	OneTapV4.exe	netsh.exe
PID 1896 wrote to memory of 2004	1896	OneTapV4.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\057d62261912947a1f18f01aa7afd23f.exe
"C:\Users\Admin\AppData\Local\Temp\057d62261912947a1f18f01aa7afd23f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:364

C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe
"C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1896

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe" "OneTapV4.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:2004

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Defense Evasion

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\Local\Temp\OneTapV4.exe
Filesize
37KB

MD5
057d62261912947a1f18f01aa7afd23f

SHA1
31a7eb1006791f6e9ce3f92bf4c6df4cbf2b2a26

SHA256
0633a748ff46014de54f04842b330746f815c669a1f6074e8beaec6b07f51937

SHA512
7393f6d8ee85cc17b8a9bb0cd34c3dc1f81babf3febece1c8125e37b03044455f3081677ee3f5f730195209f8c35cd14e6692892ee36532bc938321b77570939

Download Submit
C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe
Filesize
37KB

MD5
057d62261912947a1f18f01aa7afd23f

SHA1
31a7eb1006791f6e9ce3f92bf4c6df4cbf2b2a26

SHA256
0633a748ff46014de54f04842b330746f815c669a1f6074e8beaec6b07f51937

SHA512
7393f6d8ee85cc17b8a9bb0cd34c3dc1f81babf3febece1c8125e37b03044455f3081677ee3f5f730195209f8c35cd14e6692892ee36532bc938321b77570939

Download Submit
\Users\Admin\AppData\Local\Temp\OneTapV4.exe
Filesize
37KB

MD5
057d62261912947a1f18f01aa7afd23f

SHA1
31a7eb1006791f6e9ce3f92bf4c6df4cbf2b2a26

SHA256
0633a748ff46014de54f04842b330746f815c669a1f6074e8beaec6b07f51937

SHA512
7393f6d8ee85cc17b8a9bb0cd34c3dc1f81babf3febece1c8125e37b03044455f3081677ee3f5f730195209f8c35cd14e6692892ee36532bc938321b77570939

Download Submit
memory/364-54-0x0000000075131000-0x0000000075133000-memory.dmp

Filesize
8KB

Download
memory/364-55-0x0000000073FA0000-0x000000007454B000-memory.dmp

Filesize
5.7MB

Download
memory/364-61-0x0000000073FA0000-0x000000007454B000-memory.dmp

Filesize
5.7MB

Download
memory/1896-57-0x0000000000000000-mapping.dmp

Download
memory/1896-62-0x0000000073FA0000-0x000000007454B000-memory.dmp

Filesize
5.7MB

Download
memory/1896-65-0x0000000073FA0000-0x000000007454B000-memory.dmp

Filesize
5.7MB

Download
memory/2004-63-0x0000000000000000-mapping.dmp

Download

Analysis

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