Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/07/2026, 04:57
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826.exe
- Size 1.4MB
- Sample260706-flgrdsdx3l
- SHA256 b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826
- MD5 d1281c3c1ac6b9778eefd4861c0377d5
- SHA1 d8d3b92e8932b544f4c325ba640684a2a18aff99
- SHA512 abb991a8027249d76c2db62c4e6d13cbf0d5ead0d033d3e41f20bd196722109d3ba3dfcb08d7689ea1c82dcec13735f967635e1c96ffcace386ecc337249a9d3
- SSDEEP 24576:Xw8KjKjGFygcc23L1/NVOmOSGb6E3ecS4fzrjxJh9UZXlpbPvC7xtYUrEmFlo+La:RKjKWQc2b1FVgbjrjxPe1pbPSQm1FloN
- TLSH T10465220172E08074F5F21E30A97096B55BBEFD746931AA0B13991E3D6F38981EA35B73
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Drops autorun.inf file 1 TTPs 4 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created C:\autorun.inf b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826.exe File opened for modification C:\autorun.inf b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826.exe File created F:\autorun.inf b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826.exe File opened for modification F:\autorun.inf b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826.exe -
resource yara_rule behavioral2/memory/704-1-0x0000000001180000-0x0000000001195000-memory.dmp upx behavioral2/memory/704-2-0x0000000001180000-0x0000000001195000-memory.dmp upx behavioral2/memory/704-4-0x0000000001180000-0x0000000001195000-memory.dmp upx behavioral2/memory/704-7-0x0000000001180000-0x0000000001195000-memory.dmp upx behavioral2/memory/704-21-0x0000000001180000-0x0000000001195000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 1496 704 WerFault.exe 87 - System Location Discovery: System Language Discovery 1 TTPs 1 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 b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826.exe"C:\Users\Admin\AppData\Local\Temp\b8d4e545495c9932e38316d8377fdab8c7d25fcb06ef49ed075224c892237826.exe"1⤵
- Drops autorun.inf file
- System Location Discovery: System Language Discovery
PID:704 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 704 -s 4842⤵
- Program crash
PID:1496
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 704 -ip 7041⤵PID:5472