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
02/08/2026, 01:00
Behavioral task
behavioral1
Sample
7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe
- Size 640KB
- Sample260802-bcwrqsbc22
- SHA256 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e
- MD5 698413067f9d8dd3e1ba16d28b5b8f7c
- SHA1 a2165b2ef4dfb0d995a6233f42a0ae15825ad1f8
- SHA512 2eaaaa2d2910e0f6d734fd088f6b2aea758328515e2161375cb87616ed079c4481642bbe5b8c08900a82be5bee68fb4476a0bf2babbfc8678f3c22f9d56b9b59
- SSDEEP 6144:KcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:KSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1A0D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1420 8fa576c4 - 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 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe Destination IP 33 114.114.114.114 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe Destination IP 34 223.5.5.5 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe Destination IP 3 114.114.114.114 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8fa576c4 File created C:\Windows\SysWOW64\8fa576c4 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8fa576c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8fa576c4 -
resource yara_rule behavioral1/memory/4424-0-0x0000000000690000-0x000000000071C000-memory.dmp upx behavioral1/files/0x000b0000000240f5-2.dat upx behavioral1/memory/1420-3-0x0000000000EC0000-0x0000000000F4C000-memory.dmp upx behavioral1/memory/4424-10-0x0000000000690000-0x000000000071C000-memory.dmp upx behavioral1/memory/1420-11-0x0000000000EC0000-0x0000000000F4C000-memory.dmp upx behavioral1/memory/1420-24-0x0000000000EC0000-0x0000000000F4C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\184f98 8fa576c4 File opened for modification C:\Windows\4bbd90 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.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 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8fa576c4 - 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\Content\CachePrefix 8fa576c4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8fa576c4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8fa576c4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8fa576c4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8fa576c4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8fa576c4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8fa576c4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8fa576c4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8fa576c4 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1420 8fa576c4 1420 8fa576c4 1420 8fa576c4 1420 8fa576c4 1420 8fa576c4 1420 8fa576c4 1420 8fa576c4 1420 8fa576c4 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe Token: SeTcbPrivilege 4424 7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe Token: SeDebugPrivilege 1420 8fa576c4 Token: SeTcbPrivilege 1420 8fa576c4
Processes
-
C:\Users\Admin\AppData\Local\Temp\7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.exe"C:\Users\Admin\AppData\Local\Temp\7e41c01bb32ec88e191203a49b00702fd8a43b1ce37a4bbacbd59bea3b16272e.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:4424
-
C:\Windows\Syswow64\8fa576c4C:\Windows\Syswow64\8fa576c41⤵
- 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:1420
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\8fa576c4
- Size 640KB
- SHA256 8fa9b42856a66c904b3de0285122941637db8671322df3a32bbbedfc7dadd851
- MD5 1c17c8fba5caf05ff209824f2a13186b
- SHA1 8251c77ac9a5f3d49aa23756e3ced5e56a86f76b
- SHA512 bc8b08d9e74e9365dcd5ec1cfed4ace5c93556d2ab3cb73b49cf60122aa911c51871faede0c0f49a48af3c345a9c9b8d2949d68cd203609109d9b6f126b8edd6
- SSDEEP 6144:qcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:qSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1F7D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH