Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
12-09-2024 22:33
Static task
static1
Behavioral task
behavioral1
Sample
50aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
50aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f.exe
Resource
win10v2004-20240802-en
General
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Target
50aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f.exe
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Size
110KB
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MD5
abb0c749c613d62fc1a1a2ca696409ef
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SHA1
54a6d6e056d459018c3b850fafe72765c52dc5f8
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SHA256
50aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f
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SHA512
847bbd1f85d6dbcd59d790af2aa5542e461dc2e1c654d6ef8a52b513e80be9c2cf82b8d49c1eecb6967e8101d9ff9821977893b200d84fe22f35b32190f9c6d1
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SSDEEP
3072:e02Hz+fdxuHJr2SLp2FoYYT+jAAm6/A0Me:/nup5LDrT+0h6
Malware Config
Extracted
njrat
0.7d
HacKed 2025
chipo.publicvm.com:1177
61bdc0e17a9f9215df162e0317b9e135
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reg_key
61bdc0e17a9f9215df162e0317b9e135
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2952 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation 50aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\61bdc0e17a9f9215df162e0317b9e135.exe chrome.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\61bdc0e17a9f9215df162e0317b9e135.exe chrome.exe -
Executes dropped EXE 1 IoCs
pid Process 2668 chrome.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\61bdc0e17a9f9215df162e0317b9e135 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\chrome.exe\" .." chrome.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\61bdc0e17a9f9215df162e0317b9e135 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\chrome.exe\" .." chrome.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe Token: 33 2668 chrome.exe Token: SeIncBasePriorityPrivilege 2668 chrome.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4416 wrote to memory of 2668 4416 50aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f.exe 94 PID 4416 wrote to memory of 2668 4416 50aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f.exe 94 PID 2668 wrote to memory of 2952 2668 chrome.exe 98 PID 2668 wrote to memory of 2952 2668 chrome.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\50aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f.exe"C:\Users\Admin\AppData\Local\Temp\50aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4416 -
C:\Users\Admin\AppData\Local\Temp\chrome.exe"C:\Users\Admin\AppData\Local\Temp\chrome.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Windows\SYSTEM32\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\chrome.exe" "chrome.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
PID:2952
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
110KB
MD5abb0c749c613d62fc1a1a2ca696409ef
SHA154a6d6e056d459018c3b850fafe72765c52dc5f8
SHA25650aa36f5127822980c319dca7322160aed25ebed0fdfeb536ffd677bc823691f
SHA512847bbd1f85d6dbcd59d790af2aa5542e461dc2e1c654d6ef8a52b513e80be9c2cf82b8d49c1eecb6967e8101d9ff9821977893b200d84fe22f35b32190f9c6d1