Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/08/2026, 22:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078.exe
- Size 1.4MB
- Sample260822-14nb4szekf
- SHA256 d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078
- MD5 70e216b2e0a592267f50c680a07f489b
- SHA1 cc90ff546b4fe5802ef308edf4d3686fd9a8e6bd
- SHA512 5d7aa0ed274b76ae70d3d827757909b6e42282f6614377f5076b8613a0b17b3d077a4b25ace41e59d04e485419d6117ec94e7696dc9fb17a8d01279140b35d21
- SSDEEP 24576:Sw8KjKjGFygcc23L1/NVOmOSGb6E3ecS4fzrjxJh9UZXlpbPvC7xtYUrEmFlo+Lr:CKjKWQc2b1FVgbjrjxPe1pbPSQm1Flow
- TLSH T19365220172E08074F5F21A30A970D6B55BBEFD746931AA0B13991E3D6F38981EA35B73
- 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 F:\autorun.inf d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078.exe File opened for modification F:\autorun.inf d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078.exe File created C:\autorun.inf d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078.exe File opened for modification C:\autorun.inf d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078.exe -
resource yara_rule behavioral2/memory/3452-2-0x0000000002C00000-0x0000000002C15000-memory.dmp upx behavioral2/memory/3452-1-0x0000000002C00000-0x0000000002C15000-memory.dmp upx behavioral2/memory/3452-3-0x0000000002C00000-0x0000000002C15000-memory.dmp upx behavioral2/memory/3452-5-0x0000000002C00000-0x0000000002C15000-memory.dmp upx behavioral2/memory/3452-6-0x0000000002C00000-0x0000000002C15000-memory.dmp upx behavioral2/memory/3452-22-0x0000000002C00000-0x0000000002C15000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 5064 3452 WerFault.exe 89 - 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 d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078.exe"C:\Users\Admin\AppData\Local\Temp\d4cf073538ee58d55ad1d0862a66b143a751e52e332a082ed782d2949d4bb078.exe"1⤵
- Drops autorun.inf file
- System Location Discovery: System Language Discovery
PID:3452 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3452 -s 4722⤵
- Program crash
PID:5064
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 388 -p 3452 -ip 34521⤵PID:2768