njrat | eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a

General

Target

eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Size

200KB
MD5

6d7ef8b992dae67b4530170cc413e357
SHA1

ea0c46b6ce6a5bb0f7676664282cab78e66864c1
SHA256

eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a
SHA512

f485dcfe06829cc77b65aec42e86e55f454f06d2da344cf0d56e032a1cee4dccbc856b68d5b864eca5ab362b16e2781b53c8b8a4d0feda77efdb3214215f8161
SSDEEP

1536:tJQ0OrRWu89a/+p22Ocv7RwhFg8c4LVWN5VFGxjToBjX6UPcbU7zvZWks9OiCJE:fQ0k07a/a8eeVWbVFqEB+UP77rY4J

Score

10^/10

njrat evasion persistence trojan

Malware Config

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

4364 netsh.exe

pid	process
4364	netsh.exe

Drops startup file 2 IoCs

Processes:

eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ea8132665c78a53dee0dbbdf6c1b3aa4.exe	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ea8132665c78a53dee0dbbdf6c1b3aa4.exe	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ea8132665c78a53dee0dbbdf6c1b3aa4 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe\" .."	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ea8132665c78a53dee0dbbdf6c1b3aa4 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe\" .."	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

Processes:

eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe

description	pid	process
Token: SeDebugPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: 33	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
Token: SeIncBasePriorityPrivilege	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe

description	pid	process	target process
PID 1740 wrote to memory of 4364	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe	netsh.exe
PID 1740 wrote to memory of 4364	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe	netsh.exe
PID 1740 wrote to memory of 4364	1740	eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe
"C:\Users\Admin\AppData\Local\Temp\eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe" "eefb36ca9be3ce5a0cb9489a83eb19c45ebba486c8ec005e72137af8eae5876a.exe" ENABLE
2⤵
- Modifies Windows Firewall
PID:4364

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4080,i,15140928051103392835,1612840580898364401,262144 --variations-seed-version --mojo-platform-channel-handle=3800 /prefetch:8
1⤵
PID:2364

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1740-0-0x00000000748F2000-0x00000000748F3000-memory.dmp

Filesize
4KB

Download
memory/1740-1-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1740-2-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1740-4-0x00000000748F2000-0x00000000748F3000-memory.dmp

Filesize
4KB

Download
memory/1740-5-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads