njrat | 7e6dbe74cacc0af41a546d4c6de9a50a14556dd9aa1eb604f2f5b1b8aa947429

General

Target

32B067ACA0339443A8CC7BE1A9398619.exe
Size

245KB
MD5

32b067aca0339443a8cc7be1a9398619
SHA1

8a2fecd5f8e83366528d6d30c1ed515b68f515b1
SHA256

7e6dbe74cacc0af41a546d4c6de9a50a14556dd9aa1eb604f2f5b1b8aa947429
SHA512

d43b9c7972d73ac093926cb966af6c798d43721298e6f4191d87a3918c03b9ecf3495f14e75aeff41a4bcf55ff1c5e65efbcf6e5691f803bb509efb461b6ae8d

Score

10^/10

njrat testvictim evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

testvictim

C2

77.247.127.72:189

Mutex

0a04621658b925eb76dce3df766c44fe

Attributes

reg_key
0a04621658b925eb76dce3df766c44fe
splitter
|'|'|

Signatures

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

Processes:

faqs.exe

pid process

2124 faqs.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

pid	process
2124	faqs.exe

Drops startup file 2 IoCs

Processes:

faqs.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\0a04621658b925eb76dce3df766c44fe.exe	faqs.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\0a04621658b925eb76dce3df766c44fe.exe	faqs.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

faqs.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\0a04621658b925eb76dce3df766c44fe = "\"C:\\Windows\\faqs.exe\" .."	faqs.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\Software\Microsoft\Windows\CurrentVersion\Run\0a04621658b925eb76dce3df766c44fe = "\"C:\\Windows\\faqs.exe\" .."	faqs.exe

Drops file in Windows directory 1 IoCs

Processes:

32B067ACA0339443A8CC7BE1A9398619.exe

description ioc process

File created C:\Windows\faqs.exe 32B067ACA0339443A8CC7BE1A9398619.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\faqs.exe	32B067ACA0339443A8CC7BE1A9398619.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

Processes:

faqs.exe

description	pid	process
Token: SeDebugPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe
Token: 33	2124	faqs.exe
Token: SeIncBasePriorityPrivilege	2124	faqs.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

32B067ACA0339443A8CC7BE1A9398619.exefaqs.exe

description	pid	process	target process
PID 3936 wrote to memory of 2124	3936	32B067ACA0339443A8CC7BE1A9398619.exe	faqs.exe
PID 3936 wrote to memory of 2124	3936	32B067ACA0339443A8CC7BE1A9398619.exe	faqs.exe
PID 3936 wrote to memory of 2124	3936	32B067ACA0339443A8CC7BE1A9398619.exe	faqs.exe
PID 2124 wrote to memory of 1224	2124	faqs.exe	netsh.exe
PID 2124 wrote to memory of 1224	2124	faqs.exe	netsh.exe
PID 2124 wrote to memory of 1224	2124	faqs.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\32B067ACA0339443A8CC7BE1A9398619.exe
"C:\Users\Admin\AppData\Local\Temp\32B067ACA0339443A8CC7BE1A9398619.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3936

C:\Windows\faqs.exe
"C:\Windows\faqs.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2124

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Windows\faqs.exe" "faqs.exe" ENABLE
3⤵
PID:1224

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

Replay Monitor

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Downloads

C:\Windows\faqs.exe
MD5
32b067aca0339443a8cc7be1a9398619

SHA1
8a2fecd5f8e83366528d6d30c1ed515b68f515b1

SHA256
7e6dbe74cacc0af41a546d4c6de9a50a14556dd9aa1eb604f2f5b1b8aa947429

SHA512
d43b9c7972d73ac093926cb966af6c798d43721298e6f4191d87a3918c03b9ecf3495f14e75aeff41a4bcf55ff1c5e65efbcf6e5691f803bb509efb461b6ae8d

Download Submit
C:\Windows\faqs.exe
MD5
32b067aca0339443a8cc7be1a9398619

SHA1
8a2fecd5f8e83366528d6d30c1ed515b68f515b1

SHA256
7e6dbe74cacc0af41a546d4c6de9a50a14556dd9aa1eb604f2f5b1b8aa947429

SHA512
d43b9c7972d73ac093926cb966af6c798d43721298e6f4191d87a3918c03b9ecf3495f14e75aeff41a4bcf55ff1c5e65efbcf6e5691f803bb509efb461b6ae8d

Download Submit
memory/1224-130-0x0000000000000000-mapping.dmp

Download
memory/2124-121-0x0000000000000000-mapping.dmp

Download
memory/2124-129-0x00000000050E0000-0x000000000517C000-memory.dmp

Filesize
624KB

Download
memory/2124-131-0x00000000053C0000-0x00000000053C1000-memory.dmp

Filesize
4KB

Download
memory/2124-132-0x0000000005370000-0x0000000005371000-memory.dmp

Filesize
4KB

Download
memory/2124-133-0x0000000005590000-0x0000000005591000-memory.dmp

Filesize
4KB

Download
memory/3936-119-0x0000000005A50000-0x0000000005A51000-memory.dmp

Filesize
4KB

Download
memory/3936-120-0x0000000005540000-0x0000000005541000-memory.dmp

Filesize
4KB

Download
memory/3936-118-0x0000000002C00000-0x0000000002C17000-memory.dmp

Filesize
92KB

Download
memory/3936-117-0x0000000005340000-0x0000000005341000-memory.dmp

Filesize
4KB

Download
memory/3936-115-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads