Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/05/2026, 02:52
Behavioral task
behavioral1
Sample
000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe
- Size 2.5MB
- Sample260507-dc9ppsav4p
- SHA256 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256
- MD5 cfbdd851fad18ca90d6be6be2c584339
- SHA1 ef3f3d057fa2c213c042ef73ec095612cbccf862
- SHA512 2028f439aecced271db977a9c7393af4a558e6fafc238eaa2c42f1e03ed47ce1ad7625fa480c2c1ef1099aea80816d9f0f7201aa1d87ace8149c83b331177efd
- SSDEEP 49152:vHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:vnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T16AC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1984 ba7d21aa - Unexpected DNS network traffic destination 6 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 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe Destination IP 4 223.5.5.5 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe Destination IP 28 114.114.114.114 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe Destination IP 29 223.5.5.5 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe Destination IP 95 114.114.114.114 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe Destination IP 96 223.5.5.5 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ba7d21aa File created C:\Windows\SysWOW64\ba7d21aa 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ba7d21aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C ba7d21aa -
resource yara_rule behavioral1/memory/3296-0-0x00000000006C0000-0x000000000074C000-memory.dmp upx behavioral1/files/0x001a000000024293-3.dat upx behavioral1/memory/1984-4-0x0000000000C70000-0x0000000000CFC000-memory.dmp upx behavioral1/memory/3296-13-0x00000000006C0000-0x000000000074C000-memory.dmp upx behavioral1/memory/1984-15-0x0000000000C70000-0x0000000000CFC000-memory.dmp upx behavioral1/memory/1984-41-0x0000000000C70000-0x0000000000CFC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\21f780 ba7d21aa File opened for modification C:\Windows\386dc0 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.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 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ba7d21aa - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ba7d21aa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ba7d21aa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ba7d21aa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ba7d21aa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ba7d21aa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ba7d21aa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ba7d21aa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ba7d21aa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ba7d21aa - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1984 ba7d21aa 1984 ba7d21aa 1984 ba7d21aa 1984 ba7d21aa 1984 ba7d21aa 1984 ba7d21aa 1984 ba7d21aa 1984 ba7d21aa 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe Token: SeTcbPrivilege 3296 000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe Token: SeDebugPrivilege 1984 ba7d21aa Token: SeTcbPrivilege 1984 ba7d21aa
Processes
-
C:\Users\Admin\AppData\Local\Temp\000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.exe"C:\Users\Admin\AppData\Local\Temp\000af1c34544a20cee66a5da672629fc9257a84b83e19367ebc2530886f57256.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:3296
-
C:\Windows\Syswow64\ba7d21aaC:\Windows\Syswow64\ba7d21aa1⤵
- 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:1984
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ba7d21aa
- Size 2.5MB
- SHA256 fc688f15b580c1f4c54a80f9fa9ddd2a25836f4e693f88aab562a498e23160aa
- MD5 fd384ca561130c106728a0932e0527cb
- SHA1 262cab3e70550a9bd0dcb14fe20d0aa75d50cab4
- SHA512 27e774f6a80c9d967380d66fc318d64225bf1a383060f1becec3fa6fe9eec2bb27f1904b7e3c7c4949e19316b8dac5cfb108f84472fdc00ea205dd0213e4e45e
- SSDEEP 49152:lHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:lnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T102C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH