Analysis
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max time kernel
59s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
16-11-2022 07:57
Behavioral task
behavioral1
Sample
palmicc.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
palmicc.exe
Resource
win10v2004-20221111-en
General
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Target
palmicc.exe
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Size
144KB
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MD5
21080c64225c8f730626c293703cc378
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SHA1
574eb72eefc0264c2149daae53fd26c5494b6071
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SHA256
5fcd4e3a9fcbd19f89d73919311d52abdcf95994123942ac533e60a9f198e1d6
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SHA512
1114cdbd08afba2798a61c3b600a0781290bea0497c243e97bc27f0983627e98e0452df1640f7799c184fe0d57a9e5199f37edc10208e9b37cb6a9555f3b2942
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SSDEEP
1536:r65/Zws3kTnvzbhNBPmxue2SRQg0dkEwiqoVioOO4yX5t4l7yYipCa:r69ZTkLfhjFSiO3ocO4yX34lmYg9
Malware Config
Signatures
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StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 4 IoCs
resource yara_rule behavioral1/memory/1220-59-0x0000000000090000-0x00000000000AA000-memory.dmp family_stormkitty behavioral1/memory/1220-60-0x00000000000A4F6E-mapping.dmp family_stormkitty behavioral1/memory/1220-62-0x0000000000090000-0x00000000000AA000-memory.dmp family_stormkitty behavioral1/memory/1220-64-0x0000000000090000-0x00000000000AA000-memory.dmp family_stormkitty -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe Key opened \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe Key opened \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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 3 icanhazip.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1500 set thread context of 1220 1500 palmicc.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 AppLaunch.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier AppLaunch.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1220 AppLaunch.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1500 palmicc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1500 wrote to memory of 1220 1500 palmicc.exe 28 PID 1500 wrote to memory of 1220 1500 palmicc.exe 28 PID 1500 wrote to memory of 1220 1500 palmicc.exe 28 PID 1500 wrote to memory of 1220 1500 palmicc.exe 28 PID 1500 wrote to memory of 1220 1500 palmicc.exe 28 PID 1500 wrote to memory of 1220 1500 palmicc.exe 28 PID 1500 wrote to memory of 1220 1500 palmicc.exe 28 PID 1500 wrote to memory of 1220 1500 palmicc.exe 28 PID 1500 wrote to memory of 1220 1500 palmicc.exe 28 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\palmicc.exe"C:\Users\Admin\AppData\Local\Temp\palmicc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe2⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1220
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