Analysis
- max time kernel
150s - max time network
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
17/08/2026, 00:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8.exe
- Size 1.4MB
- Sample260817-bah3vs1tav
- SHA256 dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8
- MD5 2fa825ed4a5c7f8136bcc9313b06eb94
- SHA1 29a9769e2863761a316f1f579ff32d91662ed2c9
- SHA512 31fd3d20e1dc8d249da39d3eaea73e197e1652bbf63dc5c7085670eb851969748e897305d3cfbafd19d27f84aa0a444fd683d8534678778b166de9dc1f94f583
- SSDEEP 24576:Iw8KjKjGFygcc23L1/NVOmOSGb6E3ecS4fzrjxJh9UZXlpbPvC7xtYUrEmFlo+L8:cKjKWQc2b1FVgbjrjxPe1pbPSQm1FloD
- TLSH T1BA65220572E08074F5B21E30A870D6B55BBEFD746931AA0B13991E3D6F38981EA35B73
- 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 opened for modification F:\autorun.inf dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8.exe File created C:\autorun.inf dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8.exe File opened for modification C:\autorun.inf dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8.exe File created F:\autorun.inf dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8.exe -
resource yara_rule behavioral2/memory/2400-2-0x0000000001640000-0x0000000001655000-memory.dmp upx behavioral2/memory/2400-3-0x0000000001640000-0x0000000001655000-memory.dmp upx behavioral2/memory/2400-5-0x0000000001640000-0x0000000001655000-memory.dmp upx behavioral2/memory/2400-8-0x0000000001640000-0x0000000001655000-memory.dmp upx behavioral2/memory/2400-22-0x0000000001640000-0x0000000001655000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 944 2400 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 dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8.exe"C:\Users\Admin\AppData\Local\Temp\dd3b321ec3de765411020bbf413e7d41a0c46925ebf501efb159837cf30ce5d8.exe"1⤵
- Drops autorun.inf file
- System Location Discovery: System Language Discovery
PID:2400 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 4722⤵
- Program crash
PID:944
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2400 -ip 24001⤵PID:3908