Analysis
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max time kernel
31s -
max time network
32s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
27/04/2024, 07:05
Static task
static1
Behavioral task
behavioral1
Sample
GXBuilder.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
GXBuilder.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral3
Sample
GXBuilder.exe
Resource
win11-20240419-en
Errors
General
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Target
GXBuilder.exe
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Size
12.6MB
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MD5
f9e4ae00290e5259c78ba11b4c851417
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SHA1
247b5c812136a40f85c106ca6441315b123f625e
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SHA256
34ab005b549534dba9a83d9346e1618a18ecee2c99a93079551634f9480b2b79
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SHA512
5dfce7ed791e0b44d218142d6075ecf009f186c57e02fcf5675945c2329058750cc308f8730fa0f0188b4291d9a63a8357a070c103431d32aadb345783c1ddb1
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SSDEEP
196608:/i76SDEa0mOCb5xm4J15iY5XBx9vjnWmf58eOt6dp2wGSECksB579u5gnynV:/imJa0mN/p1599vjnXVd9pl5Ggn
Malware Config
Signatures
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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-1-5-21-3411335054-1982420046-2118495756-1000\Control Panel\International\Geo\Nation GXBuilder.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
Processes
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C:\Users\Admin\AppData\Local\Temp\GXBuilder.exe"C:\Users\Admin\AppData\Local\Temp\GXBuilder.exe"1⤵
- Checks computer location settings
PID:1756 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAGoAegB4ACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAGsAeABzACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAG0AeAB4ACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAGIAcABhACMAPgA="2⤵PID:4100
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C:\Users\Admin\AppData\Local\Temp\Ilkdt.exe"C:\Users\Admin\AppData\Local\Temp\Ilkdt.exe"2⤵PID:1464
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C:\Users\Admin\AppData\Local\Temp\WinHostMgr.exe"C:\Users\Admin\AppData\Local\Temp\WinHostMgr.exe"2⤵PID:1412
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
191KB
MD5e004a568b841c74855f1a8a5d43096c7
SHA1b90fd74593ae9b5a48cb165b6d7602507e1aeca4
SHA256d49013d6be0f0e727c0b53bce1d3fed00656c7a2836ceef0a9d4cb816a5878db
SHA512402dd4d4c57fb6f5c7a531b7210a897dfe41d68df99ae4d605944f6e5b2cecaafa3fe27562fe45e7e216a7c9e29e63139d4382310b41f04a35ad56115fbed2af
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Filesize
1.1MB
MD5f7516c5caaca80ec3de66364a24c0cf9
SHA137ba4cb0ee9d961b0bcdc2b313da563605592bf1
SHA256fb4ae491e147fca99d5af7674ab32ec9d146e0d624ab10c0de52f3654674c1f5
SHA512a1daf267c28e86664288482be2720d462285fbe4ff64c5a6fd9648af5b8a50e7073fe139178ad5af00f4de072abc915b34d8f8f5ddc17d9b7e5fee2d54fb899f
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Filesize
125KB
MD59b4fd6d1c8986a3b30faed256a4eb0eb
SHA12ab5256fe8de3582628ec071cc6f0c97d2bfa5bf
SHA25664e6c7a8968891eb1c648fe4aa00a9a997b791f81377f5c32efdbfb0352dabba
SHA51200fa40c7d7c8bec82703dcb2564bca5256cdaba3b2cdae69e097347e6d40d90466d92f6447520b37d2ff2ed4c300a2376bc775b45a99068822e4fff8d88fbf43