Analysis
- max time kernel
141s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
24/01/2024, 10:13
General
- Target LEIDA IMPEX SRL TRADING CO.pdf.exe
- Size 841KB
- Sample240124-l83v2affgj
- SHA256 fa4c8c4fd3ad0008d15bcd71e575130151f5f211f7b1fd3e4c934e68f9ec5ad7
Malware Config
Extracted
-
darkcloud
- email_from
- email_to
Signatures
- DarkCloud
An information stealer written in Visual Basic.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 9 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fwltIWtcCCi.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fwltIWtcCCi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp10C4.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"2⤵
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_4lywxvlp.xoy.ps1
tmp10C4.tmp
memory/1332-71-0x0000000000400000-0x000000000046C000-memory.dmp
memory/1332-26-0x0000000000400000-0x000000000046C000-memory.dmp
memory/1332-22-0x0000000000400000-0x000000000046C000-memory.dmp
memory/1348-63-0x00000000076B0000-0x00000000076C1000-memory.dmp
memory/1348-23-0x00000000051E0000-0x0000000005808000-memory.dmp
memory/1348-47-0x0000000072100000-0x000000007214C000-memory.dmp
memory/1348-62-0x0000000007730000-0x00000000077C6000-memory.dmp
memory/1348-61-0x0000000007530000-0x000000000753A000-memory.dmp
memory/1348-60-0x00000000074B0000-0x00000000074CA000-memory.dmp
memory/1348-59-0x0000000007B00000-0x000000000817A000-memory.dmp
memory/1348-58-0x00000000073D0000-0x0000000007473000-memory.dmp
memory/1348-17-0x0000000004B70000-0x0000000004BA6000-memory.dmp
memory/1348-65-0x00000000076F0000-0x0000000007704000-memory.dmp
memory/1348-19-0x0000000074A30000-0x00000000751E0000-memory.dmp
memory/1348-20-0x0000000004B60000-0x0000000004B70000-memory.dmp
memory/1348-21-0x0000000004B60000-0x0000000004B70000-memory.dmp
memory/1348-64-0x00000000076E0000-0x00000000076EE000-memory.dmp
memory/1348-66-0x00000000077F0000-0x000000000780A000-memory.dmp
memory/1348-67-0x00000000077D0000-0x00000000077D8000-memory.dmp
memory/1348-29-0x0000000005050000-0x0000000005072000-memory.dmp
memory/1348-57-0x0000000006760000-0x000000000677E000-memory.dmp
memory/1348-31-0x0000000005A40000-0x0000000005AA6000-memory.dmp
memory/1348-70-0x0000000074A30000-0x00000000751E0000-memory.dmp
memory/1348-37-0x0000000005AB0000-0x0000000005B16000-memory.dmp
memory/1348-42-0x0000000005D30000-0x0000000006084000-memory.dmp
memory/1348-43-0x00000000061B0000-0x00000000061CE000-memory.dmp
memory/1348-44-0x00000000061D0000-0x000000000621C000-memory.dmp
memory/1348-45-0x0000000004B60000-0x0000000004B70000-memory.dmp
memory/1348-46-0x0000000007190000-0x00000000071C2000-memory.dmp
memory/4512-11-0x0000000074A30000-0x00000000751E0000-memory.dmp
memory/4512-30-0x0000000074A30000-0x00000000751E0000-memory.dmp
memory/4512-12-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
memory/4512-0-0x00000000002F0000-0x00000000003C8000-memory.dmp
memory/4512-10-0x0000000009E40000-0x0000000009EDC000-memory.dmp
memory/4512-9-0x0000000007720000-0x00000000077CC000-memory.dmp
memory/4512-8-0x0000000005330000-0x000000000533C000-memory.dmp
memory/4512-7-0x0000000005300000-0x0000000005308000-memory.dmp
memory/4512-6-0x00000000050A0000-0x00000000050B8000-memory.dmp
memory/4512-5-0x0000000004DC0000-0x0000000004DCA000-memory.dmp
memory/4512-4-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
memory/4512-3-0x0000000004DF0000-0x0000000004E82000-memory.dmp
memory/4512-2-0x00000000053A0000-0x0000000005944000-memory.dmp
memory/4512-1-0x0000000074A30000-0x00000000751E0000-memory.dmp