Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
09/08/2026, 02:52
Behavioral task
behavioral1
Sample
8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe
- Size 761KB
- Sample260809-dcqa3aygjc
- SHA256 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b
- MD5 3a94430c160c19e1d4e6c5f457884ed7
- SHA1 5ca000f3e97a3def2325d5c89a0c35a44519df02
- SHA512 b8af344ace25f573c059e15d6c4b5d389c9bf7e4bf74158c10ec716f3f70d60ea4f251bf3b1e71cc1b39ba8bd2feb7c3880ce3a08df1b19bf671a99428bfd8b4
- SSDEEP 12288:nSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:SvO2xJKRw2kOkxSkW298B
- TLSH T1D5F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4796 486e5cd0 - 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 4 223.5.5.5 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe Destination IP 34 114.114.114.114 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe Destination IP 35 223.5.5.5 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe Destination IP 3 114.114.114.114 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 486e5cd0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 486e5cd0 File created C:\Windows\SysWOW64\486e5cd0 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 486e5cd0 -
resource yara_rule behavioral1/memory/4728-0-0x0000000000950000-0x00000000009DC000-memory.dmp upx behavioral1/files/0x00130000000243aa-2.dat upx behavioral1/memory/4796-3-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx behavioral1/memory/4728-15-0x0000000000950000-0x00000000009DC000-memory.dmp upx behavioral1/memory/4796-16-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx behavioral1/memory/4796-26-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\521bf8 486e5cd0 File opened for modification C:\Windows\50f1f0 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.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 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 486e5cd0 - 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" 486e5cd0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 486e5cd0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 486e5cd0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 486e5cd0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 486e5cd0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 486e5cd0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 486e5cd0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 486e5cd0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 486e5cd0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4796 486e5cd0 4796 486e5cd0 4796 486e5cd0 4796 486e5cd0 4796 486e5cd0 4796 486e5cd0 4796 486e5cd0 4796 486e5cd0 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe Token: SeTcbPrivilege 4728 8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe Token: SeDebugPrivilege 4796 486e5cd0 Token: SeTcbPrivilege 4796 486e5cd0
Processes
-
C:\Users\Admin\AppData\Local\Temp\8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.exe"C:\Users\Admin\AppData\Local\Temp\8b02fa28a22d0632d10e5f27923f9546f0c2c096075a237cbbc365b85c4de56b.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:4728
-
C:\Windows\Syswow64\486e5cd0C:\Windows\Syswow64\486e5cd01⤵
- 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:4796
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\486e5cd0
- Size 761KB
- SHA256 5cd3bd71a1fdf0467fbcde71614447f34ba0d0356b7754d8aaa1990f5982b31c
- MD5 a1264a58e09226086480f7d0603c33b3
- SHA1 f695d09c3a55d9358a21c3a2ee8236fee1d4a290
- SHA512 17ffbd226b057f50f506af022301c2be7becc46ddd65139e93459eb3636d570adafa4c58479f3ee8034352f6d87fef33a7fdd2b01a23b0510b91f8f7fffeef97
- SSDEEP 12288:ASvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:bvO2xJKRw2kOkxSkW298B
- TLSH T1A7F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH