Analysis
- max time kernel
150s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
25/09/2026, 18:10
Behavioral task
behavioral1
Sample
revosetup.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
General
- Target revosetup.exe
- Size 11.3MB
- Sample260925-wsdajsty3q
- SHA256 4104dac4bad8d3d547d56240c9362ac06f25f7ae9fb96d2b3673260e7c0a0da3
- MD5 d980e12c027180b2f4bdf96405e7544e
- SHA1 efd92a3eaa7268138f0d6145d6139ef0cd2a83ab
- SHA512 1041340f88654437f119edb47297a88747d5d629399e8e46b97edc3bc502e29ed4d7414f7faed2078f24367d02eafb9c71ab161b30a992afe24c0692f643dca5
- SSDEEP 196608:pX5jUtEUW1IotP/D8wUi0R8Ap7xcZCvD7FBnqPnD5oQm+485:pJjLJIot4wUi0R866e3n2l4W
- TLSH T107C63313A7C68072D8B25A74ED928D46EEB37DB13EE345063EB5F52E413C6252E3B118
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4528 revosetup.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 revosetup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language revosetup.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/4640-0-0x0000000000400000-0x000000000044B000-memory.dmp innosetup behavioral2/memory/4640-8-0x0000000000400000-0x000000000044B000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4640 wrote to memory of 4528 4640 revosetup.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\revosetup.exe"C:\Users\Admin\AppData\Local\Temp\revosetup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Users\Admin\AppData\Local\Temp\is-BITFU.tmp\revosetup.tmp"C:\Users\Admin\AppData\Local\Temp\is-BITFU.tmp\revosetup.tmp" /SL5="$A004A,11191091,266240,C:\Users\Admin\AppData\Local\Temp\revosetup.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4528
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-BITFU.tmp\revosetup.tmp
- Size 1.3MB
- SHA256 22eebdcca1831262156a70b67cb1e9dbab2dd894fbfc27e6b884fd6f01a7eb86
- MD5 6dee7d7e4f833dc462c57e5ca0787b74
- SHA1 ae195bcad995e9e396b787ecd96bf321f0fe5086
- SHA512 c33d751d889e4109d60018bc970c67712764d6338e3ed3c0f4c10c79926195d7b6ab846ce079ff9882931ddd2d917dbea6286166e2c63902148c98e3d7d0be7f
- SSDEEP 24576:FnbbPImgK4brDi4IxgRqzwqNb+Yz73P2EMZbG0JEtoPqx9nn:NHeKh4nqzF3PYdStoax
- TLSH T1CE554B22A3E18437D4732E359D6BD6946C357E202EB4D44A7EF9AE0C0E35B41BD39392
- MD5 SHA1 SHA512 SSDEEP TLSH