njrat | c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e

General

Target

c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e.exe
Size

37KB
MD5

2817c011989e9651e3b2bc75e2bb0190
SHA1

254230a43c2f92381595a6bb03fe75234efe191e
SHA256

c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e
SHA512

bbc58966bd9c076e1c992b44fa6024a79b3378594a6c548dcf8c17f5fb4c2304ffa0c07addc7e42711fc829f254fd192954807280ea42c4b4ce6880a0f05d309
SSDEEP

384:fOveoixJhl7OHg1WykrppPl48uiX60rAF+rMRTyN/0L+EcoinblneHQM3epzXlNi:2v+R1NkrppqFidrM+rMRa8Nuzwt

Score

10^/10

njrat hacked evasion trojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

5.tcp.eu.ngrok.io:17656

Mutex

5c1305f84d4de84c49a562943d8b6467

Attributes

reg_key
5c1305f84d4de84c49a562943d8b6467
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Executes dropped EXE 1 IoCs

pid	Process
1992	server.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1748	netsh.exe

Loads dropped DLL 1 IoCs

pid	Process
1976	c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e.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

description	pid	Process
Token: SeDebugPrivilege	1992	server.exe
Token: 33	1992	server.exe
Token: SeIncBasePriorityPrivilege	1992	server.exe
Token: 33	1992	server.exe
Token: SeIncBasePriorityPrivilege	1992	server.exe
Token: 33	1992	server.exe
Token: SeIncBasePriorityPrivilege	1992	server.exe
Token: 33	1992	server.exe
Token: SeIncBasePriorityPrivilege	1992	server.exe
Token: 33	1992	server.exe
Token: SeIncBasePriorityPrivilege	1992	server.exe
Token: 33	1992	server.exe
Token: SeIncBasePriorityPrivilege	1992	server.exe
Token: 33	1992	server.exe
Token: SeIncBasePriorityPrivilege	1992	server.exe
Token: 33	1992	server.exe
Token: SeIncBasePriorityPrivilege	1992	server.exe
Token: 33	1992	server.exe
Token: SeIncBasePriorityPrivilege	1992	server.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1992	1976	c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e.exe	28
PID 1976 wrote to memory of 1992	1976	c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e.exe	28
PID 1976 wrote to memory of 1992	1976	c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e.exe	28
PID 1976 wrote to memory of 1992	1976	c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e.exe	28
PID 1992 wrote to memory of 1748	1992	server.exe	29
PID 1992 wrote to memory of 1748	1992	server.exe	29
PID 1992 wrote to memory of 1748	1992	server.exe	29
PID 1992 wrote to memory of 1748	1992	server.exe	29

C:\Users\Admin\AppData\Local\Temp\c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e.exe
"C:\Users\Admin\AppData\Local\Temp\c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Users\Admin\AppData\Roaming\server.exe
  "C:\Users\Admin\AppData\Roaming\server.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1748

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
37KB

MD5
2817c011989e9651e3b2bc75e2bb0190

SHA1
254230a43c2f92381595a6bb03fe75234efe191e

SHA256
c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e

SHA512
bbc58966bd9c076e1c992b44fa6024a79b3378594a6c548dcf8c17f5fb4c2304ffa0c07addc7e42711fc829f254fd192954807280ea42c4b4ce6880a0f05d309

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

Filesize
37KB

MD5
2817c011989e9651e3b2bc75e2bb0190

SHA1
254230a43c2f92381595a6bb03fe75234efe191e

SHA256
c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e

SHA512
bbc58966bd9c076e1c992b44fa6024a79b3378594a6c548dcf8c17f5fb4c2304ffa0c07addc7e42711fc829f254fd192954807280ea42c4b4ce6880a0f05d309

Download Submit
\Users\Admin\AppData\Roaming\server.exe

Filesize
37KB

MD5
2817c011989e9651e3b2bc75e2bb0190

SHA1
254230a43c2f92381595a6bb03fe75234efe191e

SHA256
c6d0e07fcebfbea85ffc77c796f87d47048d24e39d0c81e5b881cffcb2aba29e

SHA512
bbc58966bd9c076e1c992b44fa6024a79b3378594a6c548dcf8c17f5fb4c2304ffa0c07addc7e42711fc829f254fd192954807280ea42c4b4ce6880a0f05d309

Download Submit
memory/1976-54-0x00000000764D1000-0x00000000764D3000-memory.dmp

Filesize
8KB

Download
memory/1976-55-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/1976-61-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/1992-62-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/1992-65-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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