Analysis
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max time kernel
157s -
max time network
179s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
17-04-2024 01:18
Static task
static1
Behavioral task
behavioral1
Sample
gunzipped.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
gunzipped.exe
Resource
win10v2004-20240226-en
General
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Target
gunzipped.exe
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Size
541KB
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MD5
8864b52d242037414b7c4a230c390ab8
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SHA1
47680d0f0d286097f7cdda37947aaaacd7226ee3
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SHA256
d405284f75cde4b8c45e3d5c3b41c7bbd6db2c75788cb6d0b1deec5ea60559a4
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SHA512
1cc6124f479dee45a46ada9416e90642365f316b055e2dbb73cc34b0276449fabf1b7929e5a76c133829feca47669445cbce2b876430d5d77902c2034b64b59d
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SSDEEP
12288:/AogULNdQcE6lIi6TckYyD1WoO3wjcuuC4KU3f3uWbF:JgadQ1iYcSWNwjHuC4KU3f3uWbF
Malware Config
Extracted
lokibot
http://136.244.109.75/index.php/1748937
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
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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
Processes:
gunzipped.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook gunzipped.exe Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook gunzipped.exe Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook gunzipped.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
gunzipped.exedescription pid process target process PID 2736 set thread context of 1960 2736 gunzipped.exe gunzipped.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
gunzipped.exepowershell.exepid process 2736 gunzipped.exe 2736 gunzipped.exe 2736 gunzipped.exe 2708 powershell.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
gunzipped.exepid process 1960 gunzipped.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
gunzipped.exepowershell.exegunzipped.exedescription pid process Token: SeDebugPrivilege 2736 gunzipped.exe Token: SeDebugPrivilege 2708 powershell.exe Token: SeDebugPrivilege 1960 gunzipped.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
gunzipped.exedescription pid process target process PID 2736 wrote to memory of 2708 2736 gunzipped.exe powershell.exe PID 2736 wrote to memory of 2708 2736 gunzipped.exe powershell.exe PID 2736 wrote to memory of 2708 2736 gunzipped.exe powershell.exe PID 2736 wrote to memory of 2708 2736 gunzipped.exe powershell.exe PID 2736 wrote to memory of 2452 2736 gunzipped.exe schtasks.exe PID 2736 wrote to memory of 2452 2736 gunzipped.exe schtasks.exe PID 2736 wrote to memory of 2452 2736 gunzipped.exe schtasks.exe PID 2736 wrote to memory of 2452 2736 gunzipped.exe schtasks.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe PID 2736 wrote to memory of 1960 2736 gunzipped.exe gunzipped.exe -
outlook_office_path 1 IoCs
Processes:
gunzipped.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook gunzipped.exe -
outlook_win_path 1 IoCs
Processes:
gunzipped.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook gunzipped.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WiHDtnb.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2708 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WiHDtnb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4F.tmp"2⤵
- Creates scheduled task(s)
PID:2452 -
C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1960
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5a41cf683fa380592935da5e191dd5b68
SHA118034b0136be77a3841397706c4510af63e777e9
SHA256ea22aef82668b68a1008f2c9d12cdd6b490c3de698a0023f3f444836042eab07
SHA5123012928ff6381a2cef4dc36358e696d05dd0ff62a14ca76d561cf85e89ebb830698d5e785d1af4f44a2c95f7300b95f042dabe76b56662a73578ab4fa7897c75
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2461186416-2307104501-1787948496-1000\0f5007522459c86e95ffcc62f32308f1_0f07e186-1bdc-490d-8c6e-7c4aeae2b85a
Filesize46B
MD5d898504a722bff1524134c6ab6a5eaa5
SHA1e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA51226a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2461186416-2307104501-1787948496-1000\0f5007522459c86e95ffcc62f32308f1_0f07e186-1bdc-490d-8c6e-7c4aeae2b85a
Filesize46B
MD5c07225d4e7d01d31042965f048728a0a
SHA169d70b340fd9f44c89adb9a2278df84faa9906b7
SHA2568c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA51223d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b