Analysis
-
max time kernel
135s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31-10-2024 08:25
Static task
static1
Behavioral task
behavioral1
Sample
18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe
Resource
win10v2004-20241007-en
General
-
Target
18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe
-
Size
244KB
-
MD5
7772dd776f6f1dd6c4606d22a3a81170
-
SHA1
872d64d114b9c32d17b707ac6babd9af58602a45
-
SHA256
18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495
-
SHA512
fb39bfa63761bcc3231e51f0174d3ab4912ae326463f6071d8438035ab41cafde3b697ae803ffa67bd3fb56fa985c325cd10511d02aec9e7bd33e6213cf5483e
-
SSDEEP
1536:dvVte+7YkayZ+OttmxKLjWlSA8Zp5JAJjkrSHoW8MHCCSdCes+N9:dvVteka8+OtAcKlSRz5YHoWlHICt49
Malware Config
Extracted
Protocol: ftp- Host:
ftp.tripod.com - Port:
21 - Username:
onthelinux - Password:
741852abc
Signatures
-
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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation 18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe -
Executes dropped EXE 1 IoCs
pid Process 4084 jusched.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\a4ea1cd1\jusched.exe 18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe File created C:\Program Files (x86)\a4ea1cd1\a4ea1cd1 18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\Update23.job 18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 2 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 18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jusched.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4060 wrote to memory of 4084 4060 18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe 92 PID 4060 wrote to memory of 4084 4060 18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe 92 PID 4060 wrote to memory of 4084 4060 18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe"C:\Users\Admin\AppData\Local\Temp\18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4060 -
C:\Program Files (x86)\a4ea1cd1\jusched.exe"C:\Program Files (x86)\a4ea1cd1\jusched.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4084
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
17B
MD5209aa6c14d66621f3aa1cee03a8bf5dc
SHA10f5bce2a29d3306586934b6d846a172078ee8e66
SHA25657ef9e3c809cf3ca41782d4c7119c3ae7e43ccbb1c00d978b745677f14b82c2e
SHA5128b9fb2bcc8e8785a48d3fe212f852c2f108ef2ab20e9e2a61e9bba5857002abe9111e42411bfc573e50c126031b7ef0433bddfa357de2ca0814f7d31157b9c63
-
Filesize
244KB
MD5231d998bbd7cd1b0c5387aa5a2e4c338
SHA1973b04f17fee9cc642bb789f1ba20091c46c107d
SHA256d7c8699483123b0f9a13b63c2f4439a5a52e2666adf007881de3cd3c58637752
SHA512fd03fc00e56e9a9422db5abd89dd95a6ba35af427f912bb72085580298fdb36da0ad1277bba25ff11311ae075aa1cb97968ee446cb8f7ded55c182b1e381e0a2