Analysis
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max time kernel
108s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-12-2024 06:13
Static task
static1
Behavioral task
behavioral1
Sample
557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe
Resource
win7-20240903-en
General
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Target
557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe
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Size
992KB
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MD5
20b79ce76ed132a4cac98ffdccc894de
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SHA1
815003c494dd21f17bda60733ad435b420766491
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SHA256
557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39
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SHA512
c8eeb3b77d836ace5bb31150d1a619dd0bfef5cff1e3e57a37063bfe4a3174c395cb8484361ca72028615a3bcfbc6f13d3ecb71af13d7d744269c98d36f774a0
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SSDEEP
12288:+tb20Qc3lT7af41ePBRYuQLKpqeUhbTv5OFgNDPPpHrYDTTAGXBvFwkmCK:+tb20pkaCqT5TBWgNjVYXc09ekJK
Malware Config
Extracted
lokibot
http://87.120.113.235/18/pin.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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Lokibot family
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\underbalance.vbs underbalance.exe -
Executes dropped EXE 1 IoCs
pid Process 3384 underbalance.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook svchost.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook svchost.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook svchost.exe -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x0008000000023cc8-9.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3384 set thread context of 3776 3384 underbalance.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language underbalance.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3384 underbalance.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3776 svchost.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 2360 557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe 2360 557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe 3384 underbalance.exe 3384 underbalance.exe -
Suspicious use of SendNotifyMessage 4 IoCs
pid Process 2360 557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe 2360 557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe 3384 underbalance.exe 3384 underbalance.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2360 wrote to memory of 3384 2360 557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe 82 PID 2360 wrote to memory of 3384 2360 557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe 82 PID 2360 wrote to memory of 3384 2360 557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe 82 PID 3384 wrote to memory of 3776 3384 underbalance.exe 83 PID 3384 wrote to memory of 3776 3384 underbalance.exe 83 PID 3384 wrote to memory of 3776 3384 underbalance.exe 83 PID 3384 wrote to memory of 3776 3384 underbalance.exe 83 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook svchost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe"C:\Users\Admin\AppData\Local\Temp\557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Users\Admin\AppData\Local\asset\underbalance.exe"C:\Users\Admin\AppData\Local\Temp\557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3384 -
C:\Windows\SysWOW64\svchost.exe"C:\Users\Admin\AppData\Local\Temp\557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39.exe"3⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3776
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
992KB
MD520b79ce76ed132a4cac98ffdccc894de
SHA1815003c494dd21f17bda60733ad435b420766491
SHA256557c3767b10f0c9034e14c45985eff59b965a5b303e6c15cf93093d897217c39
SHA512c8eeb3b77d836ace5bb31150d1a619dd0bfef5cff1e3e57a37063bfe4a3174c395cb8484361ca72028615a3bcfbc6f13d3ecb71af13d7d744269c98d36f774a0
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3227495264-2217614367-4027411560-1000\0f5007522459c86e95ffcc62f32308f1_423fd5c7-8559-4b8c-bf1f-c9d05c9f0fd3
Filesize46B
MD5c07225d4e7d01d31042965f048728a0a
SHA169d70b340fd9f44c89adb9a2278df84faa9906b7
SHA2568c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA51223d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3227495264-2217614367-4027411560-1000\0f5007522459c86e95ffcc62f32308f1_423fd5c7-8559-4b8c-bf1f-c9d05c9f0fd3
Filesize46B
MD5d898504a722bff1524134c6ab6a5eaa5
SHA1e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA51226a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61