njrat | 5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71

Analysis

max time kernel
176s
max time network
211s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 03:10

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General

Target

5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71.exe
Size

193KB
MD5

9502fb2e99a4b7337c03cda4a4eb735d
SHA1

ff931760a5543367657dcfcae84be3d690a01ea9
SHA256

5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71
SHA512

8bfa415dbc0b9d3fe0051f39d4b75504114bf96b4fdaf40e9df10ea968fb12e0c29a287524a4cb333195db37bd6aa8209d4720cec37b2a4e7517db9a5e1c8944
SSDEEP

3072:y8oXhlmg2AEr8QXmQ7HP0Rj/HU4GHvgmCQ+/G2dT2Ir8QZGpx:ZoXhlmgurhmMHqj/0vgmr+FTV

Score

10^/10

njrat evasion persistence trojan

Malware Config

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
5056	googli.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1328	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\4d38f73220557fc97790418294447c44 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\googli.exe\" .."	googli.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\4d38f73220557fc97790418294447c44 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\googli.exe\" .."	googli.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 13 IoCs

description	pid	Process
Token: SeDebugPrivilege	5056	googli.exe
Token: 33	5056	googli.exe
Token: SeIncBasePriorityPrivilege	5056	googli.exe
Token: 33	5056	googli.exe
Token: SeIncBasePriorityPrivilege	5056	googli.exe
Token: 33	5056	googli.exe
Token: SeIncBasePriorityPrivilege	5056	googli.exe
Token: 33	5056	googli.exe
Token: SeIncBasePriorityPrivilege	5056	googli.exe
Token: 33	5056	googli.exe
Token: SeIncBasePriorityPrivilege	5056	googli.exe
Token: 33	5056	googli.exe
Token: SeIncBasePriorityPrivilege	5056	googli.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 372 wrote to memory of 5056	372	5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71.exe	86
PID 372 wrote to memory of 5056	372	5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71.exe	86
PID 372 wrote to memory of 5056	372	5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71.exe	86
PID 5056 wrote to memory of 1328	5056	googli.exe	90
PID 5056 wrote to memory of 1328	5056	googli.exe	90
PID 5056 wrote to memory of 1328	5056	googli.exe	90

C:\Users\Admin\AppData\Local\Temp\5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71.exe
"C:\Users\Admin\AppData\Local\Temp\5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:372
- C:\Users\Admin\AppData\Local\Temp\googli.exe
  "C:\Users\Admin\AppData\Local\Temp\googli.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5056
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\googli.exe" "googli.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1328

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\googli.exe

Filesize
193KB

MD5
9502fb2e99a4b7337c03cda4a4eb735d

SHA1
ff931760a5543367657dcfcae84be3d690a01ea9

SHA256
5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71

SHA512
8bfa415dbc0b9d3fe0051f39d4b75504114bf96b4fdaf40e9df10ea968fb12e0c29a287524a4cb333195db37bd6aa8209d4720cec37b2a4e7517db9a5e1c8944

Download Submit
C:\Users\Admin\AppData\Local\Temp\googli.exe

Filesize
193KB

MD5
9502fb2e99a4b7337c03cda4a4eb735d

SHA1
ff931760a5543367657dcfcae84be3d690a01ea9

SHA256
5222f5ab1dcd71b05e9fd64294b883aa9d165c5c69b2898dcce35f8817207e71

SHA512
8bfa415dbc0b9d3fe0051f39d4b75504114bf96b4fdaf40e9df10ea968fb12e0c29a287524a4cb333195db37bd6aa8209d4720cec37b2a4e7517db9a5e1c8944

Download Submit
memory/372-132-0x0000000074A00000-0x0000000074FB1000-memory.dmp

Filesize
5.7MB

Download
memory/372-133-0x0000000074A00000-0x0000000074FB1000-memory.dmp

Filesize
5.7MB

Download
memory/372-137-0x0000000074A00000-0x0000000074FB1000-memory.dmp

Filesize
5.7MB

Download
memory/5056-138-0x0000000074A00000-0x0000000074FB1000-memory.dmp

Filesize
5.7MB

Download
memory/5056-139-0x0000000074A00000-0x0000000074FB1000-memory.dmp

Filesize
5.7MB

Download