Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/10/2026, 18:45
Behavioral task
behavioral1
Sample
CustomRP.1.19.2.exe
Resource
win10v2004-20260911-en
22 signatures
150 seconds
General
- Target CustomRP.1.19.2.exe
- Size 7.1MB
- Sample261003-xd5xpawzb1
- SHA256 eaa787e3df3986156197fa99f1d138c56100fe2371a68ebdaefda244a89057cf
- MD5 0590111749c426e8dd819ac4cb40e11a
- SHA1 0a4ba18864f9f857605b56d62275826d73db6b42
- SHA512 e915ac2bc9cc14e7c2b9de491c192e59d3224dcf0236716aa6f1e4c2706be0f5ca1bc69b19aaa96c1bd09e2e8cb92061e9b554959e46b2b6104bef9525acec80
- SSDEEP 98304:M5OU191Kqw57lkWSCi3xAQfzSdZ/hwYnaIkNf5MjfkbRGgTONao+UxpFHNrq50e:oA5SBNfzSdZjqf5MbgqAoFxnwJ
- TLSH T1D276023BA34B6D3AE05917393672A110393B6E516542BC4696E4B48CCB3D0F31E3EE97
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4108 CustomRP.1.19.2.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 CustomRP.1.19.2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CustomRP.1.19.2.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/5688-0-0x0000000000C40000-0x0000000000D66000-memory.dmp innosetup behavioral2/memory/5688-8-0x0000000000C40000-0x0000000000D66000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5688 wrote to memory of 4108 5688 CustomRP.1.19.2.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\CustomRP.1.19.2.exe"C:\Users\Admin\AppData\Local\Temp\CustomRP.1.19.2.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5688 -
C:\Users\Admin\AppData\Local\Temp\is-XTVVAHACTJ.tmp\CustomRP.1.19.2.tmp"C:\Users\Admin\AppData\Local\Temp\is-XTVVAHACTJ.tmp\CustomRP.1.19.2.tmp" /SL5="$60104,6020331,1143808,C:\Users\Admin\AppData\Local\Temp\CustomRP.1.19.2.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4108
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-XTVVAHACTJ.tmp\CustomRP.1.19.2.tmp
- Size 4.4MB
- SHA256 33d0668f7b89439acf56164122da02848d1bee13988d9667a98153ea959e39ba
- MD5 3e1dfe9edeae6b3068e5b316247aef73
- SHA1 53829f19990a3e5f6076d42181229fb0626c5745
- SHA512 8515c6847f8acd4c3743eddd12249c0f63d651adb60551ffc4b7e6b4353de28df752c42e2b0ac877de13b04fcd5165fa3422a23903e6da43dac44a23c454af0b
- SSDEEP 98304:qYU5hnuOajWwMPdCpepI3GrwrA+J3333c:axuHjWfZIzA
- TLSH T1C4265C03B3486D3ED4571B39483BA280B83B7E212A15BD4A67E4395C8E3D5C36D2AF57
- MD5 SHA1 SHA512 SSDEEP TLSH