Overview
overview
10Static
static
107a78d3faa8...c0.exe
windows7-x64
107a78d3faa8...c0.exe
windows10-2004-x64
107a8104b16e...22.exe
windows7-x64
107a8104b16e...22.exe
windows10-2004-x64
107ab705f224...05.exe
windows7-x64
107ab705f224...05.exe
windows10-2004-x64
107adc287e95...c9.exe
windows7-x64
107adc287e95...c9.exe
windows10-2004-x64
107afc023a5e...1f.exe
windows7-x64
107afc023a5e...1f.exe
windows10-2004-x64
107b5101c912...dd.exe
windows7-x64
107b5101c912...dd.exe
windows10-2004-x64
107b545826d4...54.exe
windows7-x64
107b545826d4...54.exe
windows10-2004-x64
107b61ae4f03...92.exe
windows7-x64
107b61ae4f03...92.exe
windows10-2004-x64
107b7c0c824b...52.exe
windows7-x64
107b7c0c824b...52.exe
windows10-2004-x64
107b9f7b540f...84.exe
windows7-x64
77b9f7b540f...84.exe
windows10-2004-x64
77c24c0692a...ea.exe
windows7-x64
107c24c0692a...ea.exe
windows10-2004-x64
107c2f113ba8...fb.exe
windows7-x64
107c2f113ba8...fb.exe
windows10-2004-x64
107c8b7f048d...3e.exe
windows7-x64
107c8b7f048d...3e.exe
windows10-2004-x64
107ca42dc286...36.exe
windows7-x64
107ca42dc286...36.exe
windows10-2004-x64
107ce67df193...f2.exe
windows7-x64
107ce67df193...f2.exe
windows10-2004-x64
107cebdbe487...1d.exe
windows7-x64
77cebdbe487...1d.exe
windows10-2004-x64
7Analysis
-
max time kernel
149s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
22/03/2025, 06:13
Static task
static1
Behavioral task
behavioral1
Sample
7a78d3faa8bb1e60b3300959a55559c0.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7a78d3faa8bb1e60b3300959a55559c0.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral3
Sample
7a8104b16eebe51954a83ce3ee440b125476d3222314a3cbba247ddf77d62b22.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
7a8104b16eebe51954a83ce3ee440b125476d3222314a3cbba247ddf77d62b22.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral5
Sample
7ab705f224e5e7c9426f8602ace00f05.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
7ab705f224e5e7c9426f8602ace00f05.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral7
Sample
7adc287e958d5eb62246c2714f59cec9.exe
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
7adc287e958d5eb62246c2714f59cec9.exe
Resource
win10v2004-20250313-en
Behavioral task
behavioral9
Sample
7afc023a5e75b3afa7bbb2091a6170dbc3c895858f38ee5016dc1fa63e71a41f.exe
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
7afc023a5e75b3afa7bbb2091a6170dbc3c895858f38ee5016dc1fa63e71a41f.exe
Resource
win10v2004-20250313-en
Behavioral task
behavioral11
Sample
7b5101c9122edf393eb01ae2e8376ff4c068ae90480c777e1d5e671b2d2b61dd.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
7b5101c9122edf393eb01ae2e8376ff4c068ae90480c777e1d5e671b2d2b61dd.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral13
Sample
7b545826d4c80e7dc461ebae6c6dd9a3ddadec34a907d988744a485390bd6d54.exe
Resource
win7-20241023-en
Behavioral task
behavioral14
Sample
7b545826d4c80e7dc461ebae6c6dd9a3ddadec34a907d988744a485390bd6d54.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral15
Sample
7b61ae4f030c2ff2d514149d23e413fd0ca5044e4330887faebb33446b4e4792.exe
Resource
win7-20241010-en
Behavioral task
behavioral16
Sample
7b61ae4f030c2ff2d514149d23e413fd0ca5044e4330887faebb33446b4e4792.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral17
Sample
7b7c0c824b8d7f5dcd61ecd49ef48352.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
7b7c0c824b8d7f5dcd61ecd49ef48352.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral19
Sample
7b9f7b540f1d1f808cab1b3a24e97d84.exe
Resource
win7-20241010-en
Behavioral task
behavioral20
Sample
7b9f7b540f1d1f808cab1b3a24e97d84.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral21
Sample
7c24c0692aeb64f8cab8de418247bdea.exe
Resource
win7-20241010-en
Behavioral task
behavioral22
Sample
7c24c0692aeb64f8cab8de418247bdea.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral23
Sample
7c2f113ba8a501582e5be7ba0c0bf0fb.exe
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
7c2f113ba8a501582e5be7ba0c0bf0fb.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral25
Sample
7c8b7f048ddf08182db2824fff38e73e.exe
Resource
win7-20250207-en
Behavioral task
behavioral26
Sample
7c8b7f048ddf08182db2824fff38e73e.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral27
Sample
7ca42dc286ca99ecb75ab26cc68042f04556b199feb0ecdece718faf13b8de36.exe
Resource
win7-20240729-en
Behavioral task
behavioral28
Sample
7ca42dc286ca99ecb75ab26cc68042f04556b199feb0ecdece718faf13b8de36.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral29
Sample
7ce67df193db91ca606ca62cfd5ffef2.exe
Resource
win7-20240729-en
Behavioral task
behavioral30
Sample
7ce67df193db91ca606ca62cfd5ffef2.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral31
Sample
7cebdbe487a669e8a1bbd5c09ed5721d.exe
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
7cebdbe487a669e8a1bbd5c09ed5721d.exe
Resource
win10v2004-20250314-en
General
-
Target
7ab705f224e5e7c9426f8602ace00f05.exe
-
Size
23KB
-
MD5
7ab705f224e5e7c9426f8602ace00f05
-
SHA1
75e2590e9533919124a80af6bd9b73a62aef538c
-
SHA256
e371e2c9244e32516ac55ca961b851e201e0f1bc100a4884347646f602438d3f
-
SHA512
f6ebf8a21d373d0cbc506868371057ed9393971a9451d6561bf51d1a19357a085b2ee9877b2cabaab9048ee27beb89f8e0f3b5f84d7f212bb0497d8711d36fa1
-
SSDEEP
384:0wz6+T4IjWZFNwXU0eiNUBdvt6lgT+lLOhXxQmRvR6JZlbw8hqIusZzZnq:PTbC81NgRpcnuF
Malware Config
Signatures
-
Njrat family
-
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4944 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-1-5-21-814918696-1585701690-3140955116-1000\Control Panel\International\Geo\Nation 7ab705f224e5e7c9426f8602ace00f05.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d5c29d22d9fa14b1dd7cfd15d962944d.exe server.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d5c29d22d9fa14b1dd7cfd15d962944d.exe server.exe -
Executes dropped EXE 1 IoCs
pid Process 4696 server.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\d5c29d22d9fa14b1dd7cfd15d962944d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\USER\S-1-5-21-814918696-1585701690-3140955116-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d5c29d22d9fa14b1dd7cfd15d962944d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.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 queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7ab705f224e5e7c9426f8602ace00f05.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe Token: 33 4696 server.exe Token: SeIncBasePriorityPrivilege 4696 server.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2460 wrote to memory of 4696 2460 7ab705f224e5e7c9426f8602ace00f05.exe 92 PID 2460 wrote to memory of 4696 2460 7ab705f224e5e7c9426f8602ace00f05.exe 92 PID 2460 wrote to memory of 4696 2460 7ab705f224e5e7c9426f8602ace00f05.exe 92 PID 4696 wrote to memory of 4944 4696 server.exe 95 PID 4696 wrote to memory of 4944 4696 server.exe 95 PID 4696 wrote to memory of 4944 4696 server.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\7ab705f224e5e7c9426f8602ace00f05.exe"C:\Users\Admin\AppData\Local\Temp\7ab705f224e5e7c9426f8602ace00f05.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2460 -
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4696 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:4944
-
-
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
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
-
Filesize
23KB
MD57ab705f224e5e7c9426f8602ace00f05
SHA175e2590e9533919124a80af6bd9b73a62aef538c
SHA256e371e2c9244e32516ac55ca961b851e201e0f1bc100a4884347646f602438d3f
SHA512f6ebf8a21d373d0cbc506868371057ed9393971a9451d6561bf51d1a19357a085b2ee9877b2cabaab9048ee27beb89f8e0f3b5f84d7f212bb0497d8711d36fa1