Analysis
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max time kernel
60s -
max time network
297s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
08-06-2023 06:29
Behavioral task
behavioral1
Sample
71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e.exe
Resource
win10-20230220-en
General
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Target
71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e.exe
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Size
3.8MB
-
MD5
68be007bd3fa09d26fcee584a9157770
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SHA1
6f191c0587c8055f26367f25ce0f7787ca272714
-
SHA256
71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e
-
SHA512
f6c774453eae56e95761951315d37700e44b6c04ea07e0e6b46fe4a87943f051206a5dd618b4f632ff926fbb4be94fe7925c46d115a25941c084cb8fb513a245
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SSDEEP
49152:VeCseICR7NWm8qpHakXvLQh0/50OicF5pDRXxRv0VF14L:VeCrXv0W/tpDRX5L
Malware Config
Extracted
laplas
http://45.159.189.105
-
api_key
ab77c1513d42148558312d676282a204d8aa055051d315af2056241c7f79c6f4
Extracted
laplas
http://45.159.189.105
-
api_key
ab77c1513d42148558312d676282a204d8aa055051d315af2056241c7f79c6f4
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3812 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 2 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4340 wrote to memory of 3812 4340 71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e.exe 66 PID 4340 wrote to memory of 3812 4340 71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e.exe 66 PID 4340 wrote to memory of 3812 4340 71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e.exe 66
Processes
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C:\Users\Admin\AppData\Local\Temp\71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e.exe"C:\Users\Admin\AppData\Local\Temp\71acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4340 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:3812
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
837.8MB
MD5819e794c6573eef138c4cfe5f5e43a6f
SHA184b6f9fb6c808f9c0723a44d23b9ca3045cac31e
SHA256eaa4ad21973b87914e7726f19084843329fabc9ca33d0f28f3d9c9e2cc89d398
SHA5128371fd285165ba9bf119d91e581b5a76a243cd42791dc326405fb3a35ce43db4bba6ae8b6c7da5309438700dadd97e90dea138b350a0b11fbf0a32e10d28af88
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Filesize
837.8MB
MD5819e794c6573eef138c4cfe5f5e43a6f
SHA184b6f9fb6c808f9c0723a44d23b9ca3045cac31e
SHA256eaa4ad21973b87914e7726f19084843329fabc9ca33d0f28f3d9c9e2cc89d398
SHA5128371fd285165ba9bf119d91e581b5a76a243cd42791dc326405fb3a35ce43db4bba6ae8b6c7da5309438700dadd97e90dea138b350a0b11fbf0a32e10d28af88