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Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17/01/2025, 01:05
Static task
static1
Behavioral task
behavioral1
Sample
b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe
Resource
win10v2004-20241007-en
General
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Target
b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe
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Size
737KB
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MD5
b735f3b3037d46ef6cc9b0b60dc404d6
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SHA1
e75141df6b5ccc75557054590addd4a9403f8222
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SHA256
b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc
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SHA512
d1f4d82d7f55e3258d98c162eac092cdf21e938aa284f8aeae67e8a1b2ae0161c621bc7db53ec1b77e85d8d506ebfe526c968b42301d7337525d8fa9896b06ca
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SSDEEP
6144:sWusAIFB++velibxPyp/64wjOjn6cB3rZtT/Yq3v9Auky+4N1vbMw:sz7IFjvelQypyfy7z6u7+4DvbMw
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
Boy12345#
Signatures
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation app.exe -
Executes dropped EXE 3 IoCs
pid Process 3316 app.exe 4836 app.exe 3060 My.RawFile.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 My.RawFile.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 My.RawFile.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\app.exe" b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.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 19 checkip.dyndns.org -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3316 set thread context of 384 3316 app.exe 89 PID 3316 set thread context of 1428 3316 app.exe 90 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 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 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language app.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language app.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language My.RawFile.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 4836 app.exe 4836 app.exe 4836 app.exe 4836 app.exe 4836 app.exe 4836 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3060 My.RawFile.exe 3060 My.RawFile.exe 3060 My.RawFile.exe 3060 My.RawFile.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe 3316 app.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe Token: SeDebugPrivilege 3316 app.exe Token: SeDebugPrivilege 4836 app.exe Token: SeDebugPrivilege 3060 My.RawFile.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3060 My.RawFile.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 2840 wrote to memory of 3316 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe 82 PID 2840 wrote to memory of 3316 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe 82 PID 2840 wrote to memory of 3316 2840 b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe 82 PID 3316 wrote to memory of 4836 3316 app.exe 85 PID 3316 wrote to memory of 4836 3316 app.exe 85 PID 3316 wrote to memory of 4836 3316 app.exe 85 PID 3316 wrote to memory of 3060 3316 app.exe 88 PID 3316 wrote to memory of 3060 3316 app.exe 88 PID 3316 wrote to memory of 3060 3316 app.exe 88 PID 3316 wrote to memory of 384 3316 app.exe 89 PID 3316 wrote to memory of 384 3316 app.exe 89 PID 3316 wrote to memory of 384 3316 app.exe 89 PID 3316 wrote to memory of 1428 3316 app.exe 90 PID 3316 wrote to memory of 1428 3316 app.exe 90 PID 3316 wrote to memory of 1428 3316 app.exe 90 PID 3316 wrote to memory of 384 3316 app.exe 89 PID 3316 wrote to memory of 384 3316 app.exe 89 PID 3316 wrote to memory of 384 3316 app.exe 89 PID 3316 wrote to memory of 384 3316 app.exe 89 PID 3316 wrote to memory of 384 3316 app.exe 89 PID 3316 wrote to memory of 1428 3316 app.exe 90 PID 3316 wrote to memory of 1428 3316 app.exe 90 PID 3316 wrote to memory of 1428 3316 app.exe 90 PID 3316 wrote to memory of 1428 3316 app.exe 90 PID 3316 wrote to memory of 1428 3316 app.exe 90 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 My.RawFile.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 My.RawFile.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe"C:\Users\Admin\AppData\Local\Temp\b04cda6d730995cf1dfe3323e15f272cdc74a8ebfe2a5664b3da63692d225ddc.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Users\Admin\AppData\Roaming\app.exe"C:\Users\Admin\AppData\Roaming\app.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3316 -
C:\Users\Admin\AppData\Roaming\app.exe"C:\Users\Admin\AppData\Roaming\app.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4836
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C:\Users\Admin\AppData\Roaming\My.RawFile.exe"C:\Users\Admin\AppData\Roaming\My.RawFile.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3060
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"3⤵
- System Location Discovery: System Language Discovery
PID:384
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"3⤵
- System Location Discovery: System Language Discovery
PID:1428
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
4Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
142KB
MD55a733ef0de5e31e2e4b4abb016c0f251
SHA128644040a6deac35c20fa931b5d003a97293363e
SHA256a80c77ca694eca3f6629c54572aba811e64b61975c5db2ff38c8d662d12b1ce7
SHA5129d09ac6b6a560643cac08345ab6ef8578011b11be7d4821d7aa1b3d76f2801d30cb4d206a4ff9335f0ece5cfa2ec8258754b2481102eac3da064e5005f7ffba9
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Filesize
746KB
MD5a9edbf3dec25609113983cac2054d524
SHA1203fe4a50ea57d2a9fa0d3066cc3fc02d8a8daac
SHA2569a19848196da623f20e1e0d2e23510ad49d5276bf7969caf03b961bff4df5643
SHA5123e231353cdd432c7e9ad8858dfcc58580a94b144c5788ae795bf469769b474ab87887c4dcde81d001cfc6b1fb7b5d13b463cdc3957b54ba48c8845e0fb018b6b