Analysis
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max time kernel
149s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14-08-2024 01:26
Static task
static1
Behavioral task
behavioral1
Sample
e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe
Resource
win10v2004-20240802-en
General
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Target
e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe
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Size
4.3MB
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MD5
1c8908102946928867ab16f2007b35cc
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SHA1
7e08b98299e0195a013e53221e3c2efb149eb4ce
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SHA256
e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5
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SHA512
a559caedc7b00da23cb18607d0f2f05c6954a949dff0c8a4c25f6353163b70fd16722728878bb87c9db5cff86dc0252f967ebc26a66cb975af85f1361372a734
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SSDEEP
98304:DaxGFtNdBfKEgzVQYAO52weo3VudIlHSTNWA0rkjEaxKd:DRdytzAO52wLVu2oBWv7t
Malware Config
Extracted
asyncrat
Default
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
https://api.telegram.org/bot5912059723:AAEvmpZvnGHJALjBBXk_PBuStnzDRsTe4-M/sendMessage?chat_id=750182271
AsyncMutex_6SI8OkPnk
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delay
3
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install
false
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install_folder
%AppData%
Signatures
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StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3100-2278-0x00000000045D0000-0x0000000004600000-memory.dmp family_stormkitty -
Async RAT payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3100-2278-0x00000000045D0000-0x0000000004600000-memory.dmp family_asyncrat -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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.NET Reactor proctector 35 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
Processes:
resource yara_rule behavioral2/memory/3100-27-0x0000000004C70000-0x0000000004D54000-memory.dmp net_reactor behavioral2/memory/3100-29-0x0000000004B80000-0x0000000004C62000-memory.dmp net_reactor behavioral2/memory/3100-35-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-30-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-49-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-75-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-93-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-91-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-89-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-87-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-85-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-83-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-81-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-79-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-77-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-73-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-71-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-69-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-65-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-59-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-55-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-53-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-52-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-47-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-45-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-43-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-41-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-39-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-37-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-33-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-67-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-31-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-63-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-61-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor behavioral2/memory/3100-57-0x0000000004B80000-0x0000000004C5C000-memory.dmp net_reactor -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe -
Executes dropped EXE 2 IoCs
Processes:
winrar_x64_701ar.exe_microsoft_corporation.exepid process 3584 winrar_x64_701ar.exe 3100 _microsoft_corporation.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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Drops desktop.ini file(s) 9 IoCs
Processes:
_microsoft_corporation.exedescription ioc process File created C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\Camera Roll\desktop.ini _microsoft_corporation.exe File created C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\Saved Pictures\desktop.ini _microsoft_corporation.exe File created C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini _microsoft_corporation.exe File opened for modification C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini _microsoft_corporation.exe File created C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini _microsoft_corporation.exe File opened for modification C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini _microsoft_corporation.exe File created C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini _microsoft_corporation.exe File opened for modification C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini _microsoft_corporation.exe File created C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini _microsoft_corporation.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.
Processes:
flow ioc 40 icanhazip.com -
Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
Processes:
netsh.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
_microsoft_corporation.exenetsh.execmd.exee3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.execmd.exechcp.comfindstr.exechcp.comnetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language _microsoft_corporation.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chcp.com Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language findstr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chcp.com Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs
Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
_microsoft_corporation.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 _microsoft_corporation.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier _microsoft_corporation.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
Processes:
_microsoft_corporation.exepid process 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe 3100 _microsoft_corporation.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
_microsoft_corporation.exedescription pid process Token: SeDebugPrivilege 3100 _microsoft_corporation.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
winrar_x64_701ar.exepid process 3584 winrar_x64_701ar.exe 3584 winrar_x64_701ar.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe_microsoft_corporation.execmd.execmd.exedescription pid process target process PID 1280 wrote to memory of 3584 1280 e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe winrar_x64_701ar.exe PID 1280 wrote to memory of 3584 1280 e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe winrar_x64_701ar.exe PID 1280 wrote to memory of 3100 1280 e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe _microsoft_corporation.exe PID 1280 wrote to memory of 3100 1280 e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe _microsoft_corporation.exe PID 1280 wrote to memory of 3100 1280 e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe _microsoft_corporation.exe PID 3100 wrote to memory of 5352 3100 _microsoft_corporation.exe cmd.exe PID 3100 wrote to memory of 5352 3100 _microsoft_corporation.exe cmd.exe PID 3100 wrote to memory of 5352 3100 _microsoft_corporation.exe cmd.exe PID 5352 wrote to memory of 5844 5352 cmd.exe chcp.com PID 5352 wrote to memory of 5844 5352 cmd.exe chcp.com PID 5352 wrote to memory of 5844 5352 cmd.exe chcp.com PID 5352 wrote to memory of 5876 5352 cmd.exe netsh.exe PID 5352 wrote to memory of 5876 5352 cmd.exe netsh.exe PID 5352 wrote to memory of 5876 5352 cmd.exe netsh.exe PID 5352 wrote to memory of 5888 5352 cmd.exe findstr.exe PID 5352 wrote to memory of 5888 5352 cmd.exe findstr.exe PID 5352 wrote to memory of 5888 5352 cmd.exe findstr.exe PID 3100 wrote to memory of 5368 3100 _microsoft_corporation.exe cmd.exe PID 3100 wrote to memory of 5368 3100 _microsoft_corporation.exe cmd.exe PID 3100 wrote to memory of 5368 3100 _microsoft_corporation.exe cmd.exe PID 5368 wrote to memory of 5084 5368 cmd.exe chcp.com PID 5368 wrote to memory of 5084 5368 cmd.exe chcp.com PID 5368 wrote to memory of 5084 5368 cmd.exe chcp.com PID 5368 wrote to memory of 1140 5368 cmd.exe netsh.exe PID 5368 wrote to memory of 1140 5368 cmd.exe netsh.exe PID 5368 wrote to memory of 1140 5368 cmd.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe"C:\Users\Admin\AppData\Local\Temp\e3635b82438e536636955e2fee251073b1038a7e00295a1e0efb003ad49965d5.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1280 -
C:\Users\Admin\AppData\Local\Temp\winrar_x64_701ar.exe"C:\Users\Admin\AppData\Local\Temp\winrar_x64_701ar.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3584
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C:\Users\Admin\AppData\Local\Temp\_microsoft_corporation.exe"C:\Users\Admin\AppData\Local\Temp\_microsoft_corporation.exe"2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3100 -
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Wi-Fi Discovery
- Suspicious use of WriteProcessMemory
PID:5352 -
C:\Windows\SysWOW64\chcp.comchcp 650014⤵
- System Location Discovery: System Language Discovery
PID:5844
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C:\Windows\SysWOW64\netsh.exenetsh wlan show profile4⤵
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Wi-Fi Discovery
PID:5876
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C:\Windows\SysWOW64\findstr.exefindstr All4⤵
- System Location Discovery: System Language Discovery
PID:5888
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5368 -
C:\Windows\SysWOW64\chcp.comchcp 650014⤵
- System Location Discovery: System Language Discovery
PID:5084
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C:\Windows\SysWOW64\netsh.exenetsh wlan show networks mode=bssid4⤵
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:1140
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
6B
MD5c417ae1e153dcef5d3f4c03d326fec02
SHA1fa8ac6f47be77d0b17c4a2a1ef2e563748750bbe
SHA2569e67f26ef5e2613063e20c2c84630e21b607f2da1100d1992894b3ecf7a7ddf2
SHA5129716dea64d6fe48a860fcc54e1d8c629712f7a33fc984dd1ef648ab24966823a8eff3408e9af1f29d5c4fd4f01daa2bafab59b1994cd79a968996e0559a3b37a
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Filesize
487KB
MD5b2795fbed63c8c1b0846b3eaeae2fe0f
SHA1d1145cff21e008c9ad581ccf1719139d754355de
SHA2565ea467d548d41b747370a235c9a245910ed58d55482a48246196faf391213c24
SHA51247ffcc3c74113db4c389ba9a6b5db7ce325d1f63e431405a9f6613918c387de4a677f20804aad6aa458bf2151de418c2f72740f4f5083fb45bf6c4b0f564e564
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Filesize
3.8MB
MD55e2849bef6a38ed0b163ea6128afea01
SHA1d77e1467dcd5e6662a6b97de35cb017579af032a
SHA2566ec13e13059bac123d839fde5770db2c87248ef862d21f5f818580287a365026
SHA512e20bcb346b114c5e6f8f0e82d2143a7c02ffc77056983336a011fbe8e292d8fa0ed8d2aebaa6f665ffacfa1063f59a2788bc68bbe2605316d7791eec3a1e1cfb
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C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\Browsers\Firefox\Bookmarks.txt
Filesize105B
MD52e9d094dda5cdc3ce6519f75943a4ff4
SHA15d989b4ac8b699781681fe75ed9ef98191a5096c
SHA256c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142
SHA512d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7
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C:\Users\Admin\AppData\Local\c09dc33cc97a01ce6a55dd66965683f5\Admin@ZEUYFSYD_en-US\System\Process.txt
Filesize4KB
MD56e7e64564276a0217c9c06bf04f86a83
SHA14425328a649f67e7420a99b8575686bd563a3cce
SHA2562dd396d495c3b327189752e968a2fd620e5178677fc8066aff694a54cee69521
SHA5124ec1a94c9f1bbb04e343b00f0a775359b0105983e06d9dcc1490902fd54a22a73d6e8a33f597cb023dff5d24fee6962245e9a550c53a8e5b0d5085885db2e7d1