Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
10/08/2026, 13:22
Behavioral task
behavioral1
Sample
RC7 Executor.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target RC7 Executor.exe
- Size 2.0MB
- Sample260810-ql79fshr8t
- SHA256 fe424ffaf77f63606cff4c866abccffd50253b3c397fb81c242a63b9f4b73031
- MD5 97870b6882282d9ccf99c735760f4105
- SHA1 cc4677bed8c73ca066de3f7cdf0751903f337080
- SHA512 662de2480b70ed09edff09081247a09538c550f2a635d958ed1cc31befe133ea190262e17b7252d25bf7744e8df0300b631ecd86c77e7afe2f838b80849c5ffd
- SSDEEP 49152:yAX7NEsIUt1ITeLKFhVCsmMqrc+BG2L8ds:yAX7WsIqKTeWFDvqrc+3b
- TLSH T188A5D033F28AA53EE06E5A365AB29150543B7A616D138D0BD6EC389CCF352603D3B747
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1672 RC7 Executor.tmp - System Location Discovery: System Language Discovery 1 TTPs 2 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 RC7 Executor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RC7 Executor.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral1/memory/5104-0-0x0000000000B60000-0x0000000000C48000-memory.dmp innosetup behavioral1/memory/5104-6-0x0000000000B60000-0x0000000000C48000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5104 wrote to memory of 1672 5104 RC7 Executor.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\RC7 Executor.exe"C:\Users\Admin\AppData\Local\Temp\RC7 Executor.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5104 -
C:\Users\Admin\AppData\Local\Temp\is-U2H8JPRQ5M.tmp\RC7 Executor.tmp"C:\Users\Admin\AppData\Local\Temp\is-U2H8JPRQ5M.tmp\RC7 Executor.tmp" /SL5="$60214,887296,887296,C:\Users\Admin\AppData\Local\Temp\RC7 Executor.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1672
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-U2H8JPRQ5M.tmp\RC7 Executor.tmp
- Size 4.2MB
- SHA256 591971039c40cd696f29a192ef5c2008655b6ff41442d50ff458f400cde1bde0
- MD5 6f9c9a81d3a78f67ba82cf9f685f0ade
- SHA1 8ac40cb0106581cb070a9cff93c45b04d38c8123
- SHA512 95fd5a757be6fc314fbdb56a7101b08cd46a147251ff9543d56853bf48147a2ad090998e35df436124d082a58673f898d5e386c3fd8672f603fcbb242d16e817
- SSDEEP 49152:AC+KV5oP3m5US+sVlCGnmJc8cnoWwDgxtIDjVT0r333PhH:ACDLoUnnmJc8coWwDVT0r333PF
- TLSH T1AE266D13F284653AE46B1A3B483BA658583F7F713A168C477BEC2D4C4E396406D2A7C7
- MD5 SHA1 SHA512 SSDEEP TLSH