Analysis
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max time kernel
134s -
max time network
140s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
17-09-2024 15:22
Behavioral task
behavioral1
Sample
test.exe
Resource
win10-20240404-en
General
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Target
test.exe
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Size
1.6MB
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MD5
20e93026bee4ab2b660761da15a34902
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SHA1
2b7c425f6fd0f106bcbcfbe1f978bbd3928bce0a
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SHA256
e479bae61be6653faa02934e25ee488de09c326b1af8e1458a07b73e54f951ad
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SHA512
60a96c8df717905d8212e4903fdf24712781bd8dbbff50e4b65a559cbefad9d45dcc6b6f7f8f51c4959a05a928e71d1a5f0e260838db87b5e740c8807ce0db87
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SSDEEP
24576:ji2Q9NXw2/wPOjdGxY2rJxkqjVnlqud+/2P+A+ZecdyFoBkkAqmZywl0i:GTq24GjdGSiJxkqXfd+/9AqYanCLl
Malware Config
Extracted
stealerium
https://discord.com/api/webhooks/1285617774177161319/tMrhJuDO8czmq_b-937qRxuTdnQHhiFS_PygTehCI8RAUV1wNRZaDXwScpK7gRF2jWxF
Signatures
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Stealerium
An open source info stealer written in C# first seen in May 2022.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-160447019-1232603106-4168707212-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 test.exe Key opened \REGISTRY\USER\S-1-5-21-160447019-1232603106-4168707212-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 test.exe Key opened \REGISTRY\USER\S-1-5-21-160447019-1232603106-4168707212-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 test.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 1 discord.com 2 discord.com -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 icanhazip.com -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 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 value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe 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 Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 656 5084 WerFault.exe 72 -
System Location Discovery: System Language Discovery 1 TTPs 8 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 findstr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chcp.com Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language test.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chcp.com -
System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs
Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.
pid Process 1332 cmd.exe 928 netsh.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 test.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier test.exe -
Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe 5084 test.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5084 test.exe Token: SeSecurityPrivilege 3832 msiexec.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 5084 wrote to memory of 1332 5084 test.exe 74 PID 5084 wrote to memory of 1332 5084 test.exe 74 PID 5084 wrote to memory of 1332 5084 test.exe 74 PID 1332 wrote to memory of 1896 1332 cmd.exe 77 PID 1332 wrote to memory of 1896 1332 cmd.exe 77 PID 1332 wrote to memory of 1896 1332 cmd.exe 77 PID 1332 wrote to memory of 928 1332 cmd.exe 78 PID 1332 wrote to memory of 928 1332 cmd.exe 78 PID 1332 wrote to memory of 928 1332 cmd.exe 78 PID 1332 wrote to memory of 4668 1332 cmd.exe 79 PID 1332 wrote to memory of 4668 1332 cmd.exe 79 PID 1332 wrote to memory of 4668 1332 cmd.exe 79 PID 5084 wrote to memory of 4100 5084 test.exe 80 PID 5084 wrote to memory of 4100 5084 test.exe 80 PID 5084 wrote to memory of 4100 5084 test.exe 80 PID 4100 wrote to memory of 2716 4100 cmd.exe 82 PID 4100 wrote to memory of 2716 4100 cmd.exe 82 PID 4100 wrote to memory of 2716 4100 cmd.exe 82 PID 4100 wrote to memory of 5000 4100 cmd.exe 83 PID 4100 wrote to memory of 5000 4100 cmd.exe 83 PID 4100 wrote to memory of 5000 4100 cmd.exe 83 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-160447019-1232603106-4168707212-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 test.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-160447019-1232603106-4168707212-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 test.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\test.exe"C:\Users\Admin\AppData\Local\Temp\test.exe"1⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:5084 -
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Wi-Fi Discovery
- Suspicious use of WriteProcessMemory
PID:1332 -
C:\Windows\SysWOW64\chcp.comchcp 650013⤵
- System Location Discovery: System Language Discovery
PID:1896
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C:\Windows\SysWOW64\netsh.exenetsh wlan show profile3⤵
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Wi-Fi Discovery
PID:928
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C:\Windows\SysWOW64\findstr.exefindstr All3⤵
- System Location Discovery: System Language Discovery
PID:4668
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4100 -
C:\Windows\SysWOW64\chcp.comchcp 650013⤵
- System Location Discovery: System Language Discovery
PID:2716
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C:\Windows\SysWOW64\netsh.exenetsh wlan show networks mode=bssid3⤵
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:5000
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 31162⤵
- Program crash
PID:656
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3832
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\d0a247b6b94bb7c2d4d69cef50eeecf2\Admin@FCXHTLHL_en-US\Browsers\Firefox\Bookmarks.txt
Filesize105B
MD52e9d094dda5cdc3ce6519f75943a4ff4
SHA15d989b4ac8b699781681fe75ed9ef98191a5096c
SHA256c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142
SHA512d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7
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C:\Users\Admin\AppData\Local\d0a247b6b94bb7c2d4d69cef50eeecf2\Admin@FCXHTLHL_en-US\Directories\OneDrive.txt
Filesize25B
MD5966247eb3ee749e21597d73c4176bd52
SHA11e9e63c2872cef8f015d4b888eb9f81b00a35c79
SHA2568ddfc481b1b6ae30815ecce8a73755862f24b3bb7fdebdbf099e037d53eb082e
SHA512bd30aec68c070e86e3dec787ed26dd3d6b7d33d83e43cb2d50f9e2cff779fee4c96afbbe170443bd62874073a844beb29a69b10c72c54d7d444a8d86cfd7b5aa
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C:\Users\Admin\AppData\Local\d0a247b6b94bb7c2d4d69cef50eeecf2\Admin@FCXHTLHL_en-US\Directories\Startup.txt
Filesize24B
MD568c93da4981d591704cea7b71cebfb97
SHA1fd0f8d97463cd33892cc828b4ad04e03fc014fa6
SHA256889ed51f9c16a4b989bda57957d3e132b1a9c117ee84e208207f2fa208a59483
SHA51263455c726b55f2d4de87147a75ff04f2daa35278183969ccf185d23707840dd84363bec20d4e8c56252196ce555001ca0e61b3f4887d27577081fdef9e946402
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C:\Users\Admin\AppData\Local\d0a247b6b94bb7c2d4d69cef50eeecf2\Admin@FCXHTLHL_en-US\Directories\Videos.txt
Filesize23B
MD51fddbf1169b6c75898b86e7e24bc7c1f
SHA1d2091060cb5191ff70eb99c0088c182e80c20f8c
SHA256a67aa329b7d878de61671e18cd2f4b011d11cbac67ea779818c6dafad2d70733
SHA51220bfeafde7fec1753fef59de467bd4a3dd7fe627e8c44e95fe62b065a5768c4508e886ec5d898e911a28cf6365f455c9ab1ebe2386d17a76f53037f99061fd4d
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Filesize
888B
MD5ba21551eb7508622a79a4dfef4a97ebb
SHA1ab2f95e14c9cd94e5e9c4ba6ae02addfdd7eac4b
SHA256a6b7290c3f42a532001f9ffeae03b1e28fd30ce0e7f7ae449b9d8fe3a9d17c3d
SHA512c0cb12d5e479278cf5dbaa252a85f4dea471cc27a865e3a976e934cc1b1ded2da1ee0a71ee7830079dde94e6052c2df1f388c28302ccc20c4e0ee14cbda43542
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Filesize
1007B
MD5382c8fe4be73d6c67d2b0441a3151911
SHA1a0fc796ec31a09c28f7fd69a655b9721d0147e97
SHA256f0d9e6a0724d3f58fb003eb02a22182517eeb418fff8ee97dd79f9755ee1c2a8
SHA5124d385138077d4b37aa5e55a561558ca8d90e573e42eb1b8a6767dcc6e86019f1d3cfafb00975304a7c18816f15876257a485b92f215e7bba8bbb3db91e1c1391
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C:\Users\Admin\AppData\Local\d0a247b6b94bb7c2d4d69cef50eeecf2\Admin@FCXHTLHL_en-US\System\Process.txt
Filesize4KB
MD564c15018ca35ccbab708201f38696949
SHA1e74bf72cf286791c0c83044e04a7411a57e1dbde
SHA256144c5f947578d97ac72ad7c25bb7dfd73ac05ea58ce84aab00b8d9e457ec80c5
SHA512010bf2d51f8cd993f9d356c5957eec62ebb6b69d729c3c82fdc066362f3a2a1695f31a6b8d45b20859e30771885b0fbb6c34484b1305eca294db8c08fa5e1716
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C:\Users\Admin\AppData\Local\d0a247b6b94bb7c2d4d69cef50eeecf2\Admin@FCXHTLHL_en-US\System\ProductKey.txt
Filesize29B
MD571eb5479298c7afc6d126fa04d2a9bde
SHA1a9b3d5505cf9f84bb6c2be2acece53cb40075113
SHA256f6cadfd4e4c25ff3b8cffe54a2af24a757a349abbf4e1142ec4c9789347fe8b3
SHA5127c6687e21d31ec1d6d2eff04b07b465f875fd80df26677f1506b14158444cf55044eb6674880bd5bd44f04ff73023b26cb19b8837427a1d6655c96df52f140bd