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Analysis
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max time kernel
157s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
14/10/2022, 18:01
Static task
static1
Behavioral task
behavioral1
Sample
hesaphareketi-01.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
hesaphareketi-01.exe
Resource
win10v2004-20220812-en
General
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Target
hesaphareketi-01.exe
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Size
25KB
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MD5
e37b33e5a3135cf368bfc434ab681600
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SHA1
d0176ba72e96a3ed239965d8ac63e6dba8280a72
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SHA256
2c3ce21aed9ecd191dfefd59e3ea35ec6ec665cbe79f35e628b6e720d2233662
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SHA512
1c906cd557c4cf62a1c9563fdad81392b4de773b866f376c42da6266b7de0fd3487d47a7346cfb49b41bf827a6d84fa0ed1e40c46c1404fcbf56a48c0f64e873
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SSDEEP
384:ovncQtfcSL+x2JQFkLYLvLRHUQUngAFoTT:ozlcoMjxkrov
Malware Config
Extracted
blustealer
https://api.telegram.org/bot5617443580:AAFX8iYrXMCASkw95O815OVGuLWLdSgh8Qo/sendMessage?chat_id=5334267822
Signatures
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BluStealer
A Modular information stealer written in Visual Basic.
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StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 1 IoCs
resource yara_rule behavioral2/memory/336-154-0x0000000001140000-0x000000000115A000-memory.dmp family_stormkitty -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation hesaphareketi-01.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Qsjig = "\"C:\\Users\\Admin\\AppData\\Roaming\\Acxdr\\Qsjig.exe\"" hesaphareketi-01.exe -
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 46 icanhazip.com -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4928 set thread context of 448 4928 hesaphareketi-01.exe 93 PID 448 set thread context of 336 448 hesaphareketi-01.exe 94 -
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 behavior: EnumeratesProcesses 2 IoCs
pid Process 4588 powershell.exe 4588 powershell.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 448 hesaphareketi-01.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4928 hesaphareketi-01.exe Token: SeDebugPrivilege 4588 powershell.exe Token: SeDebugPrivilege 336 AppLaunch.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 448 hesaphareketi-01.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4928 wrote to memory of 4588 4928 hesaphareketi-01.exe 83 PID 4928 wrote to memory of 4588 4928 hesaphareketi-01.exe 83 PID 4928 wrote to memory of 4588 4928 hesaphareketi-01.exe 83 PID 4928 wrote to memory of 448 4928 hesaphareketi-01.exe 93 PID 4928 wrote to memory of 448 4928 hesaphareketi-01.exe 93 PID 4928 wrote to memory of 448 4928 hesaphareketi-01.exe 93 PID 4928 wrote to memory of 448 4928 hesaphareketi-01.exe 93 PID 4928 wrote to memory of 448 4928 hesaphareketi-01.exe 93 PID 4928 wrote to memory of 448 4928 hesaphareketi-01.exe 93 PID 4928 wrote to memory of 448 4928 hesaphareketi-01.exe 93 PID 4928 wrote to memory of 448 4928 hesaphareketi-01.exe 93 PID 448 wrote to memory of 336 448 hesaphareketi-01.exe 94 PID 448 wrote to memory of 336 448 hesaphareketi-01.exe 94 PID 448 wrote to memory of 336 448 hesaphareketi-01.exe 94 PID 448 wrote to memory of 336 448 hesaphareketi-01.exe 94 PID 448 wrote to memory of 336 448 hesaphareketi-01.exe 94 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4588
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C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exeC:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:448 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe3⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:336
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