Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/07/2026, 14:36
Behavioral task
behavioral1
Sample
_4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target _4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.exe
- Size 2.0MB
- Sample260704-ry24mscs6q
- SHA256 4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d
- MD5 655ae50c08ddca2a1038e15d177ed67e
- SHA1 a056488e504196cfecdbc5a3ed22130c9d8fda91
- SHA512 436ee2448d28b0544a0ed0a80f9b868eb36465f61e61e3e1b5893500c4fd5c9aa5938f5743aecf47d3fd3e8bb34c6ca3166774237773781b5e722df5f978dbbe
- SSDEEP 24576:TXVrSLScusMmOvjjhzvLSIIKq3njxp9u8x/37Mfs/cwHbz4pj8C1j2mk3Ua5fiJn:4uI2h3C1Hu8x/3ok9bz4pICVmkZ866ON
- TLSH T1CAA5C03FF28B653EE06A16367A72A110983B7A6165124C1696FCF88CCF355701E3E787
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4072 _4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.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 _4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language _4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/5804-0-0x0000000000680000-0x0000000000769000-memory.dmp innosetup behavioral2/memory/5804-8-0x0000000000680000-0x0000000000769000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5804 wrote to memory of 4072 5804 _4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\_4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.exe"C:\Users\Admin\AppData\Local\Temp\_4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5804 -
C:\Users\Admin\AppData\Local\Temp\is-LFRJNV6KUQ.tmp\_4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.tmp"C:\Users\Admin\AppData\Local\Temp\is-LFRJNV6KUQ.tmp\_4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.tmp" /SL5="$40232,893952,893952,C:\Users\Admin\AppData\Local\Temp\_4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4072
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-LFRJNV6KUQ.tmp\_4890efd1c9634bee13670721adbe3ebf7fc6e64074e13d7af2ee9fb73bd33e8d.tmp
- Size 4.2MB
- SHA256 513c14358e2f714b5b7369d19075de7a2330ad0e072fdeb61541c7db95300c05
- MD5 6c66b6278b99945b33ea268e3fe15c68
- SHA1 a1efa3015496c73d5f9778d3d12391af4298cc3d
- SHA512 3e9d3d50791a3ddd6c008e8a8faa31e645ee170d46e47209214c8c803f44c928fe5d6391f3c83e8c28347e3d9c74a28c1ac0922b65ed22f09e9117f5791f7fcf
- SSDEEP 98304:z9SZUvl30aj90ZFcvdQ0hdgvminQLMj+Jc333PY:IItJj90Z6RgKwNY
- TLSH T1DA268F03F388753EE4A71A3A883FA254583F7A213916CD476BFC295C4F396416D2A787
- MD5 SHA1 SHA512 SSDEEP TLSH