Analysis
- max time kernel
149s - max time network
94s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
17/04/2026, 23:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35.exe
Resource
win10v2004-20260130-en
4 signatures
150 seconds
General
- Target d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35.exe
- Size 1.4MB
- Sample260417-232nsads4v
- SHA256 d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35
- MD5 39c2c6bd6ccef68927cae24338c05ad2
- SHA1 ae89e57620eecd26f824fae16200031513e15557
- SHA512 9c8c344f68093c33e55fe56793578e7637042726e2d89e0e51cd5ac9929db6254405b90d0373f776b384b5976c35220731475b829213f0628760e28b7a84f437
- SSDEEP 24576:rw8KjKjGFygcc23L1/NVOmOSGb6E3ecS4fzrjxJh9UZXlpbPvC7xtYUrEmFlo+LI:dKjKWQc2b1FVgbjrjxPe1pbPSQm1FloX
- TLSH T13D65220572E08074F5F21A30A870D6B55BBEFD746931AA0B13991E3D6F38981EA35B73
- 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 d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35.exe File opened for modification C:\autorun.inf d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35.exe File created F:\autorun.inf d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35.exe File opened for modification F:\autorun.inf d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35.exe -
resource yara_rule behavioral2/memory/4732-2-0x00000000011A0000-0x00000000011B5000-memory.dmp upx behavioral2/memory/4732-3-0x00000000011A0000-0x00000000011B5000-memory.dmp upx behavioral2/memory/4732-5-0x00000000011A0000-0x00000000011B5000-memory.dmp upx behavioral2/memory/4732-23-0x00000000011A0000-0x00000000011B5000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 3924 4732 WerFault.exe 79 - 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 d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35.exe"C:\Users\Admin\AppData\Local\Temp\d2cdc3fb698897091ffe7444bea4682d3922f59c47dbd840044507eba310cb35.exe"1⤵
- Drops autorun.inf file
- System Location Discovery: System Language Discovery
PID:4732 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4732 -s 4642⤵
- Program crash
PID:3924
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4732 -ip 47321⤵PID:1416