njrat | de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb

General

Target

de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb.exe
Size

405KB
MD5

d8775c56e4abff4c1dca41368aa66ba0
SHA1

477211afcb62dc2626046e49aed123d6a23021bb
SHA256

de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb
SHA512

826057d35ed4979f7bfb607cb5da47e901c4da8162c28974fc09a9774918c68821a4f487d2869e280327c78f6584e3b121c1191dd0117d86249cd7af1e766fe0
SSDEEP

6144:xuFQFkp4C0AYXXuyhC0DPMH951CpSoIIZHm8odsjpwlqS+QUqYA0lxoir:xuFB4z+yhCGyr1CpBIIZHscxo

Score

10^/10

njrat saifellous evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

SaIFELLous

C2

saiflivy.no-ip.biz:1177

Mutex

ba4c12bee3027d94da5c81db2d196bfd

Attributes

reg_key
ba4c12bee3027d94da5c81db2d196bfd
splitter
|'|'|

Signatures

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

Processes:

svchost.exe

pid process

2040 svchost.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

912 netsh.exe

pid	process
912	netsh.exe

Drops startup file 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ba4c12bee3027d94da5c81db2d196bfd.exe	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ba4c12bee3027d94da5c81db2d196bfd.exe	svchost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ba4c12bee3027d94da5c81db2d196bfd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ba4c12bee3027d94da5c81db2d196bfd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\" .."	svchost.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

svchost.exe

pid	process
2040	svchost.exe
2040	svchost.exe
2040	svchost.exe
2040	svchost.exe
2040	svchost.exe
2040	svchost.exe
2040	svchost.exe
2040	svchost.exe
2040	svchost.exe
2040	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

svchost.exe

description pid process

Token: SeDebugPrivilege 2040 svchost.exe

description	pid	process
Token: SeDebugPrivilege	2040	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb.exesvchost.exe

description	pid	process	target process
PID 1884 wrote to memory of 2040	1884	de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb.exe	svchost.exe
PID 1884 wrote to memory of 2040	1884	de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb.exe	svchost.exe
PID 1884 wrote to memory of 2040	1884	de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb.exe	svchost.exe
PID 2040 wrote to memory of 912	2040	svchost.exe	netsh.exe
PID 2040 wrote to memory of 912	2040	svchost.exe	netsh.exe
PID 2040 wrote to memory of 912	2040	svchost.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb.exe
"C:\Users\Admin\AppData\Local\Temp\de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1884

C:\Users\Admin\AppData\Local\Temp\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\system32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "svchost.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:912

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\svchost.exe
Filesize
405KB

MD5
d8775c56e4abff4c1dca41368aa66ba0

SHA1
477211afcb62dc2626046e49aed123d6a23021bb

SHA256
de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb

SHA512
826057d35ed4979f7bfb607cb5da47e901c4da8162c28974fc09a9774918c68821a4f487d2869e280327c78f6584e3b121c1191dd0117d86249cd7af1e766fe0

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe
Filesize
405KB

MD5
d8775c56e4abff4c1dca41368aa66ba0

SHA1
477211afcb62dc2626046e49aed123d6a23021bb

SHA256
de6c4e58cbab00c80e56b196a0e6197e5ba71bbd5c24e70cecc762ce2b84fbeb

SHA512
826057d35ed4979f7bfb607cb5da47e901c4da8162c28974fc09a9774918c68821a4f487d2869e280327c78f6584e3b121c1191dd0117d86249cd7af1e766fe0

Download Submit
memory/912-68-0x0000000000000000-mapping.dmp

Download
memory/1884-58-0x0000000000420000-0x000000000042A000-memory.dmp

Filesize
40KB

Download
memory/1884-55-0x0000000000240000-0x0000000000254000-memory.dmp

Filesize
80KB

Download
memory/1884-59-0x0000000000430000-0x000000000043A000-memory.dmp

Filesize
40KB

Download
memory/1884-60-0x00000000004C0000-0x00000000004CA000-memory.dmp

Filesize
40KB

Download
memory/1884-61-0x00000000004D0000-0x00000000004DC000-memory.dmp

Filesize
48KB

Download
memory/1884-62-0x00000000004F0000-0x00000000004FE000-memory.dmp

Filesize
56KB

Download
memory/1884-63-0x000007FEFBD01000-0x000007FEFBD03000-memory.dmp

Filesize
8KB

Download
memory/1884-54-0x0000000000A50000-0x0000000000ABC000-memory.dmp

Filesize
432KB

Download
memory/1884-57-0x0000000000290000-0x000000000029A000-memory.dmp

Filesize
40KB

Download
memory/1884-56-0x0000000000250000-0x0000000000276000-memory.dmp

Filesize
152KB

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

Download
memory/2040-67-0x0000000000BE0000-0x0000000000C4C000-memory.dmp

Filesize
432KB

Download
memory/2040-70-0x000000001A8C6000-0x000000001A8E5000-memory.dmp

Filesize
124KB

Download
memory/2040-71-0x000000001A8C6000-0x000000001A8E5000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads