Analysis
- max time kernel
29s - max time network
118s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/10/2026, 06:00
Behavioral task
behavioral1
Sample
6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
General
- Target 6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.exe
- Size 13.7MB
- Sample261024-gqsj5aed43
- SHA256 6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47
- MD5 574fb604352fe77b46762a6f24221267
- SHA1 02f2dd5ec74657bc42f8dbac0bbd05a519562344
- SHA512 93fc7d93657b91a9551f5adb682afb998aafd16f1c307f994d370574fdfd1613dd16fb08697ac7dad0aafbdd96cb21fa60412dec6a05f23b4ef65d258a22320b
- SSDEEP 49152:yAX7NFOwZhpuX1s3t0NQwJLOxb9fODekDQHeSejixYsZxpU1nKqjhWuGz5ms0Kf8:yAX7nr5u4taEx6bjixYgwnxhWfmy2N
- TLSH T117E6D03361EE61BBE0694739457392155E377F706C238D0E96F038E8DB35FA0292BA46
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3672 6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.tmp - Loads dropped DLL 1 IoCs
pid Process 3672 6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.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 6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.tmp Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.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 6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.tmp - Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/3476-0-0x00000000004F0000-0x00000000005F3000-memory.dmp innosetup behavioral2/memory/3476-11-0x00000000004F0000-0x00000000005F3000-memory.dmp innosetup behavioral2/memory/3476-23-0x00000000004F0000-0x00000000005F3000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3476 wrote to memory of 3672 3476 6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.exe"C:\Users\Admin\AppData\Local\Temp\6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3476 -
C:\Users\Admin\AppData\Local\Temp\is-ZM86015Y7H.tmp\6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.tmp"C:\Users\Admin\AppData\Local\Temp\is-ZM86015Y7H.tmp\6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.tmp" /SL5="$40168,2598766,999936,C:\Users\Admin\AppData\Local\Temp\6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.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:3672
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-DWRQDZ384X.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
- Path C:\Users\Admin\AppData\Local\Temp\is-ZM86015Y7H.tmp\6fa87431ac9af70293514099bf2e8bbbdc3db62e75593e1f93614544a45b1e47.tmp
- Size 4.3MB
- SHA256 89d2f155413e0577056c9581cd15958871ab1c40c3b8ea2f854243e1891d7fc2
- MD5 b30dca889cb2d3ad91c72eaf6a6dc6a5
- SHA1 ec5a5469a6defc402576e41067bd3bea97deb003
- SHA512 4bd6e8d5a2a2a37fb4b260c51bc9567897339e350f884df758b1dc6d343255eb0d854195a58f3289cec196b50a6537b75fe574a1880b9a809d0cabc321c63c08
- SSDEEP 49152:roPNK2dE9FwYQ9gSlxcij31yGKTddr9ssOzNEbTWkBfJPb0lOn333On:rgw26xBij3QG+ddr9/OzGbRw4333C
- TLSH T1E1264B13B2DC653BE4661B3B4837A6485D3B7F302A168C4E6AE43DDC4E35F406D2A687
- MD5 SHA1 SHA512 SSDEEP TLSH