Analysis
- max time kernel
21s - max time network
19s - platform
windows10-ltsc_2021_x64 - resource
win10ltsc2021-20260911-en - resource tags
arch:x64arch:x86image:win10ltsc2021-20260911-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows - submitted
14/10/2026, 20:33
Behavioral task
behavioral1
Sample
RecFlareSetup.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
General
- Target RecFlareSetup.exe
- Size 2.5MB
- Sample261014-zb4mysaz21
- SHA256 2557c79fe1a0bd5355a2602ba0d570a944b6d5557e272385a1f4ef3448d59fd0
- MD5 fc527ec32efc839141a61ba039861a6d
- SHA1 ea066aeb55ce589fd796c620554c5156c7550a5e
- SHA512 da8cde4f084ab696e45e50a9e7b0bc1bc62c0109b95b22bf2a614f9323c2f1eb1fd08362f57ca53753c79a1d5e89bf539141931fd4eccd65e0d2f47d9065f94d
- SSDEEP 49152:suI2h0r8SQ0v+Ew1+xUvGlazQi1PoBvwttmxEPzAY:s5O0r8/EY+xUvRQi1PoBv8tIPY
- TLSH T1CDC5E03FF28B653EE06A2A3639B2A250543B7E6164124C4696ECF48CCF355B01D3E797
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3148 RecFlareSetup.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 RecFlareSetup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RecFlareSetup.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/4844-0-0x0000000000020000-0x000000000013D000-memory.dmp innosetup behavioral2/memory/4844-7-0x0000000000020000-0x000000000013D000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4844 wrote to memory of 3148 4844 RecFlareSetup.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\RecFlareSetup.exe"C:\Users\Admin\AppData\Local\Temp\RecFlareSetup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4844 -
C:\Users\Admin\AppData\Local\Temp\is-DP8DSSSTV9.tmp\RecFlareSetup.tmp"C:\Users\Admin\AppData\Local\Temp\is-DP8DSSSTV9.tmp\RecFlareSetup.tmp" /SL5="$50296,1262241,1106432,C:\Users\Admin\AppData\Local\Temp\RecFlareSetup.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3148
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-DP8DSSSTV9.tmp\RecFlareSetup.tmp
- Size 4.4MB
- SHA256 7b1c0475f029653b6130afdfc7bae0917d63f90747e01510bd2a109d356b0eb6
- MD5 2e9cb5c2e1bfd78567231dcd494836b5
- SHA1 dcbbfa30b7d0bc2f9f746b0d514e76cf2b897997
- SHA512 ab61512c15c2294326e1db621cf0ba6df9d3aad34702e86eb649fb2e8d78070a03dba0e1a1818590037dd5aaac1aee88b8f1d1b92886a37dc488b6d295d5b5b5
- SSDEEP 98304:HYU5hnuOajWwMPdCpepI3GrwrA+Jh333PLr8t:xxuHjWfZIz9LM
- TLSH T16E268F03F388753EE4571A3A583FA280983F7A213915CD4B6BFC295C8F396416D2A797
- MD5 SHA1 SHA512 SSDEEP TLSH