Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
19/04/2026, 16:49
Behavioral task
behavioral1
Sample
1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe
- Size 761KB
- Sample260419-vbw6nact7v
- SHA256 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73
- MD5 c4609fe930f1abf24a5b9cad545ae2c0
- SHA1 efa9acb9001266fb3c38bd6071effada9bb748b1
- SHA512 6eab8139b8a9ceb6d0a6a3af5810c8905c56a7f7f6c6e8f787f12960e4baac812c74de10529d06c160b928a43f4c25f40c908ce227c67c71e39f5fb95e910d23
- SSDEEP 12288:qSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:xvO2xJKRw2kOkxSkW298B
- TLSH T1B3F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2256 30b9535c - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 3 114.114.114.114 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe Destination IP 6 223.5.5.5 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe Destination IP 40 114.114.114.114 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe Destination IP 41 223.5.5.5 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\30b9535c 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 30b9535c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 30b9535c -
resource yara_rule behavioral1/memory/1252-0-0x0000000000270000-0x00000000002FC000-memory.dmp upx behavioral1/files/0x000a00000002275b-2.dat upx behavioral1/memory/2256-3-0x0000000000680000-0x000000000070C000-memory.dmp upx behavioral1/memory/1252-25-0x0000000000270000-0x00000000002FC000-memory.dmp upx behavioral1/memory/2256-28-0x0000000000680000-0x000000000070C000-memory.dmp upx behavioral1/memory/2256-52-0x0000000000680000-0x000000000070C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\269fa0 30b9535c File opened for modification C:\Windows\156f48 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe - 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 30b9535c Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 30b9535c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 30b9535c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 30b9535c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 30b9535c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 30b9535c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 30b9535c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 30b9535c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 30b9535c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 30b9535c - Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 2256 30b9535c 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe Token: SeTcbPrivilege 1252 1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe Token: SeDebugPrivilege 2256 30b9535c Token: SeTcbPrivilege 2256 30b9535c
Processes
-
C:\Users\Admin\AppData\Local\Temp\1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe"C:\Users\Admin\AppData\Local\Temp\1bdf2395a7bebd9c2bb44af57eeca827a72822634dcfa0ce8064eb1c4743fe73.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1252
-
C:\Windows\Syswow64\30b9535cC:\Windows\Syswow64\30b9535c1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2256
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\269fa0
- Size 768B
- SHA256 79da996fab24282481ff6882f46fd0be193290a02aa11621a8e9fa83a1614951
- MD5 f1c9fd8fe47c5ed3f0c21e9db648dcce
- SHA1 2fa09a1a222345f9b3d2e54344290e01b7149d4a
- SHA512 45ad5619c1b6fdb43dcc71aff0849a457e82e97734c999eb7bceed8c50373b8d10ab9eb4c4237d0a4541d7e075020791ec436b69b8b570e0facfead933eba00f
- TLSH T18801D03FACEF63B64ED61CB19547359A3116611DC17F11A92DE0FD460FD31515A07003
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\30b9535c
- Size 761KB
- SHA256 0a0e1852b028aa39988fbe7e0d7c2e60604aa4edd9565459ba741f846b902dce
- MD5 c4d58f1c3ab01b7d1d37a4d418f16848
- SHA1 dc44fb6ff5c50bd6410c333958c9c06677bb397a
- SHA512 314322ac7c236de12e332dd44efd12ceeea7cd4e15d300faab3d93f6ba67173260d6ea36afd02a3d57370e832a90e5635e351b9fec291e97a870cea8bdefa9d3
- SSDEEP 12288:rSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:evO2xJKRw2kOkxSkW298B
- TLSH T175F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH