Analysis
- max time kernel
22s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/10/2026, 06:00
Behavioral task
behavioral1
Sample
03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
General
- Target 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe
- Size 12.7MB
- Sample261027-gqlftaby2r
- SHA256 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77
- MD5 56a075f272a5f9d8fdccafee10d2eaea
- SHA1 d10bf50769c3ea2d62daa2060d86d99fe5f57d5a
- SHA512 33edb03500e852938a3b6f1108f114d9ddfa5efc1358b1dd5b2be525e5c0074c859f7f4378769a3bebd7738f1856768f20814e5802fa3100d0eb520522552197
- SSDEEP 98304:cAX7VIqsBgO9kc6RiTu7c4HNMEqUP68mF6z9Ufqn8:byfd9kc6IT14bqCsy9Uyn
- TLSH T120D60233B28A753DE06E4A355AB2A220593B7E61AD538D1ADBF0245CCF351A03D3F647
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4488 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp - Loads dropped DLL 1 IoCs
pid Process 4488 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.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 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp - Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/5444-0-0x00000000007F0000-0x00000000008D1000-memory.dmp innosetup behavioral2/memory/5444-11-0x00000000007F0000-0x00000000008D1000-memory.dmp innosetup behavioral2/memory/5444-23-0x00000000007F0000-0x00000000008D1000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5444 wrote to memory of 4488 5444 03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe"C:\Users\Admin\AppData\Local\Temp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5444 -
C:\Users\Admin\AppData\Local\Temp\is-O21AWF85T6.tmp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp"C:\Users\Admin\AppData\Local\Temp\is-O21AWF85T6.tmp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp" /SL5="$400A8,2663340,860160,C:\Users\Admin\AppData\Local\Temp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:4488
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-O21AWF85T6.tmp\03e59347177d7812a8d25c086d86d1b76ffce67c434855a6524971334f5a9f77.tmp
- Size 4.2MB
- SHA256 3152d5e2763c113c44f0fd81269b61f547ae3ae5ee389352d4f81598fbe221e1
- MD5 9753ebb366e33c7a197d4acf6caa68a4
- SHA1 3c657ab8f808d57258da01dd43165a9ef3cfa713
- SHA512 0e34a4b4bfdea92a436024b07aa85889f861ca66850fac8aeb0000937049ff8376ed104fd75acd5c9a2073749b835e962494406be96b9b43ba100bc5308aef4c
- SSDEEP 49152:hoPNK2dE9FwYQ9gSlxcij31yGKTddr9ssOzNEbTWkBfJPb0lOG3338o:hgw26xBij3QG+ddr9/OzGbRwd333v
- TLSH T16B166D13B388653AE46B1A3B483BA658583F7F313A168C577BE41D4C4E396807D2A7C7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-ZWQ7O368EM.tmp\_isetup\_isdecmp.dll
- Size 31KB
- SHA256 046dddc55633d3867ecf0c05d4ec7176ded1df0456a2aedcd1f50fb26e94c132
- MD5 3d2871f010ab3c038c6df5df11245f86
- SHA1 da9c39f9d86896edf50f58e12bb436e2133fa32b
- SHA512 5d8f4f1ba245dabfce9dfc48897415cbb0b70e28191206dd2530be409b539d75df56cf3cb40f649e3e66ab5087596f1e3ea17f5467ea6e905de262253973bb35
- SSDEEP 384:jxec1Jqzr9DeV6PDW3TMzZH3MKbizJ3KhKRPtAsLiAML/pwKNs6VozmOblvldeiZ:jiUV6PqQzZH4zN23AMA6QEAmbLn
- TLSH T177E26C46B9C02B5FD6C385B054CADF5E69B1E72223B4A9E790A068356F49FF32C1502F
- MD5 SHA1 SHA512 SSDEEP TLSH