Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
12/08/2026, 03:57
General
- Target c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.exe
- Size 2.5MB
- Sample260812-ejbxpaybld
- SHA256 c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66
Malware Config
Signatures
- Modifies RDP port number used by Windows 1 TTPs
- Executes dropped EXE 6 IoCs
- Checks whether UAC is enabled 1 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Inno Setup is an open-source installation builder for Windows applications. 4 IoCs
Inno Setup installer
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Modifies registry class 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SetWindowsHookEx 15 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.exe"C:\Users\Admin\AppData\Local\Temp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-NIVJLQP2EH.tmp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.tmp"C:\Users\Admin\AppData\Local\Temp\is-NIVJLQP2EH.tmp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.tmp" /SL5="$400A4,1464179,842240,C:\Users\Admin\AppData\Local\Temp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.exe"C:\Users\Admin\AppData\Local\Temp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.exe" /PASSWORD=T7kTE7nbOzYTPYHS3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-WUCAZCZLH2.tmp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.tmp"C:\Users\Admin\AppData\Local\Temp\is-WUCAZCZLH2.tmp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.tmp" /SL5="$500A4,1464179,842240,C:\Users\Admin\AppData\Local\Temp\c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.exe" /PASSWORD=T7kTE7nbOzYTPYHS4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\43b13afeff620ef3078dba62b13d35da.dat\helper.exe"C:\Users\Admin\AppData\Local\Temp\43b13afeff620ef3078dba62b13d35da.dat\helper.exe" -Embedding5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\e79a06de402b8899aae03444445dc88b.tmp\bridge.exe"C:\Users\Admin\AppData\Local\Temp\e79a06de402b8899aae03444445dc88b.tmp\bridge.exe" -Embedding5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\43b13afeff620ef3078dba62b13d35da.dat\7003090692_1786446097_Payment Risk Prevention Co., Ltd for 07-26.xlsx"5⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\ProgramData\ConnectedDevices\7f5927681508571c\a.exeC:\ProgramData\ConnectedDevices\7f5927681508571c\a.exe1⤵
- Executes dropped EXE
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\ProgramData\SystemCertificates\79a543effc892ca6\d.exeC:\ProgramData\SystemCertificates\79a543effc892ca6\d.exe1⤵
- Executes dropped EXE
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
7003090692_1786446097_Payment Risk Prevention Co., Ltd for 07-26.xlsx
helper.exe
bridge.exe
c9e1c74bcf269648a34a173f50c48500ae3d459893b9d07dc7e5f6e934e93e66.tmp
scr_initsetup.log
b8ab77100df80ab2.customDestinations-ms
memory/2104-64-0x00007FFBF1D80000-0x00007FFBF1D90000-memory.dmp
memory/2104-74-0x00007FFBEF230000-0x00007FFBEF240000-memory.dmp
memory/2104-128-0x00007FFBF1D80000-0x00007FFBF1D90000-memory.dmp
memory/2104-130-0x00007FFBF1D80000-0x00007FFBF1D90000-memory.dmp
memory/2104-129-0x00007FFBF1D80000-0x00007FFBF1D90000-memory.dmp
memory/2104-127-0x00007FFBF1D80000-0x00007FFBF1D90000-memory.dmp
memory/2104-76-0x00007FFBEF230000-0x00007FFBEF240000-memory.dmp
memory/2104-66-0x00007FFBF1D80000-0x00007FFBF1D90000-memory.dmp
memory/2104-65-0x00007FFBF1D80000-0x00007FFBF1D90000-memory.dmp
memory/2104-63-0x00007FFBF1D80000-0x00007FFBF1D90000-memory.dmp
memory/2104-68-0x00007FFBF1D80000-0x00007FFBF1D90000-memory.dmp
memory/2460-101-0x0000000001260000-0x00000000012D8000-memory.dmp
memory/2460-60-0x0000000001260000-0x00000000012D8000-memory.dmp
memory/2460-73-0x0000000001260000-0x00000000012D8000-memory.dmp
memory/2460-75-0x0000000001260000-0x00000000012D8000-memory.dmp
memory/2460-62-0x0000000001260000-0x00000000012D8000-memory.dmp
memory/2460-77-0x0000000001260000-0x00000000012D8000-memory.dmp
memory/2500-9-0x00000000000D0000-0x0000000000507000-memory.dmp
memory/2500-6-0x00000000013E0000-0x00000000013E1000-memory.dmp
memory/4248-102-0x0000000002CF0000-0x0000000002D68000-memory.dmp
memory/4248-91-0x0000000002CF0000-0x0000000002D68000-memory.dmp
memory/4248-98-0x0000000002CF0000-0x0000000002D68000-memory.dmp
memory/4248-89-0x0000000002CF0000-0x0000000002D68000-memory.dmp
memory/4248-103-0x0000000002CF0000-0x0000000002D68000-memory.dmp
memory/4624-0-0x0000000000AB0000-0x0000000000B8C000-memory.dmp
memory/4624-12-0x0000000000AB0000-0x0000000000B8C000-memory.dmp
memory/5024-67-0x00000000002E0000-0x0000000000717000-memory.dmp
memory/5024-17-0x00000000011D0000-0x00000000011D1000-memory.dmp
memory/5160-10-0x0000000000AB0000-0x0000000000B8C000-memory.dmp
memory/5160-69-0x0000000000AB0000-0x0000000000B8C000-memory.dmp