Analysis
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max time kernel
133s -
max time network
134s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05-06-2024 02:01
Static task
static1
Behavioral task
behavioral1
Sample
gunzipped.exe
Resource
win7-20240221-en
General
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Target
gunzipped.exe
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Size
558KB
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MD5
5b69e26300ba5035ce6f6d8979061b34
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SHA1
dd4d666e576592867437bb7b6e9766e3e81f1930
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SHA256
08cdc9e60803ba426c8fe8a281fcedc8c9990d8cc3b706eb613f34cbaeb23bf0
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SHA512
c930c7e7b1ccebf73c15c76791d503c5fea64e2e81c3e22a2e6be757ee3aea51102a65a2bd733a7aecb9277d3bb978a06feb53a2083c9b5eee3be2f7bb03df88
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SSDEEP
12288:W3qyJM+m7bPc7nwYq+rqOxOs2I4iSj6f9D1pUkun:W6O87Linwd+rq6OuVl1pUkun
Malware Config
Extracted
lokibot
http://mtuogioanis.com/mad/fre.php
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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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2508 powershell.exe 2564 powershell.exe -
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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook gunzipped.exe Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook gunzipped.exe Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook gunzipped.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2276 set thread context of 2548 2276 gunzipped.exe 34 -
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.
pid Process 2800 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2508 powershell.exe 2564 powershell.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2548 gunzipped.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2508 powershell.exe Token: SeDebugPrivilege 2564 powershell.exe Token: SeDebugPrivilege 2548 gunzipped.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2276 wrote to memory of 2508 2276 gunzipped.exe 28 PID 2276 wrote to memory of 2508 2276 gunzipped.exe 28 PID 2276 wrote to memory of 2508 2276 gunzipped.exe 28 PID 2276 wrote to memory of 2508 2276 gunzipped.exe 28 PID 2276 wrote to memory of 2564 2276 gunzipped.exe 30 PID 2276 wrote to memory of 2564 2276 gunzipped.exe 30 PID 2276 wrote to memory of 2564 2276 gunzipped.exe 30 PID 2276 wrote to memory of 2564 2276 gunzipped.exe 30 PID 2276 wrote to memory of 2800 2276 gunzipped.exe 32 PID 2276 wrote to memory of 2800 2276 gunzipped.exe 32 PID 2276 wrote to memory of 2800 2276 gunzipped.exe 32 PID 2276 wrote to memory of 2800 2276 gunzipped.exe 32 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 PID 2276 wrote to memory of 2548 2276 gunzipped.exe 34 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook gunzipped.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\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 use of WriteProcessMemory
PID:2276 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2508
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\skwcOD.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2564
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\skwcOD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp367B.tmp"2⤵
- Creates scheduled task(s)
PID:2800
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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:2548
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5d0250973f35ce425574cd088c0d5cac7
SHA1871ed6ec72d385dc7cd7c97d640d26f03594fd9d
SHA256ffd81a8fcbf806e335cff0b59ec89a82947c659b446fb74ec945bde9597a1286
SHA5128515f0053f1d140506d85ad179b13b988314d93a709db38921e80cc43bb0304b7c294d50133c14f11dfc52e03447873dad412a72b0390b497e61b4fe39e91c7f
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2297530677-1229052932-2803917579-1000\0f5007522459c86e95ffcc62f32308f1_63be8c66-23f0-4400-84bb-c1a439222555
Filesize46B
MD5d898504a722bff1524134c6ab6a5eaa5
SHA1e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA51226a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2297530677-1229052932-2803917579-1000\0f5007522459c86e95ffcc62f32308f1_63be8c66-23f0-4400-84bb-c1a439222555
Filesize46B
MD5c07225d4e7d01d31042965f048728a0a
SHA169d70b340fd9f44c89adb9a2278df84faa9906b7
SHA2568c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA51223d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\F298JC2CGCLGWHK1QNVH.temp
Filesize7KB
MD5905be65525305e6c27cb8ea1d4afe32a
SHA18bab20795c7a3f7f4043665e3481b42bbd4a78fd
SHA256599c80daa425e49578be83ae275b3a9be82b69c3a5f26b5ceae114805777dc01
SHA5129ec8c7aa094fe716e49dbdb41d596365c93001ae5dae41071f8f74b17313940b8282a6eb0c50bf58e83dfd91ed156e11ca1d7bbd384e8663dfd97c81d5db5481