Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/07/2026, 00:45
Behavioral task
behavioral1
Sample
7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe
- Size 761KB
- Sample260720-a38csacz7y
- SHA256 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f
- MD5 bafeddb720415d980a5588254756386b
- SHA1 65e89b1c9179c121ead5adba6124d7a6642f0d93
- SHA512 f6d9b261453bfd7799a74bc6ac24c284f7452db4b175f1da12d5b659f58c798febbab873e8b2802c147d26b3eaff4c91ea175a8db565ecb316c34a231e23c81f
- SSDEEP 12288:jSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:WvO2xJKRw2kOkxSkW298B
- TLSH T10FF49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2260 f9b67766 - 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 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe Destination IP 4 223.5.5.5 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe Destination IP 15 114.114.114.114 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe Destination IP 16 223.5.5.5 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f9b67766 File created C:\Windows\SysWOW64\f9b67766 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 f9b67766 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f9b67766 -
resource yara_rule behavioral2/memory/3332-0-0x0000000000010000-0x000000000009C000-memory.dmp upx behavioral2/files/0x0008000000019ce0-2.dat upx behavioral2/memory/2260-3-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/memory/3332-12-0x0000000000010000-0x000000000009C000-memory.dmp upx behavioral2/memory/2260-13-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/memory/2260-36-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\26b128 f9b67766 File opened for modification C:\Windows\390b88 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.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 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f9b67766 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f9b67766 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f9b67766 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f9b67766 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f9b67766 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f9b67766 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f9b67766 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f9b67766 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f9b67766 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f9b67766 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA f9b67766 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 5c000000010000000400000080010000530000000100000040000000303e301f06092b06010401a032010130123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c00b000000010000003800000047006c006f00620061006c005300690067006e002000450043004300200052006f006f00740020004300410020002d002000520035000000090000000100000034000000303206082b0601050507030206082b0601050507030306082b0601050507030406082b0601050507030106082b06010505070308620000000100000020000000179fbc148a3dd00fd24ea13458cc43bfa7f59c8182d783a513f6ebec100c89241400000001000000140000003de629489bea07ca21444a26de6eded283d09f591d0000000100000010000000b647dd2a9ccadee75e8905e256cc6b147f000000010000000c000000300a06082b060105050703037e00000001000000080000000080c82b6886d7010300000001000000140000001f24c630cda418ef2069ffad4fdd5f463a1b69aa2000000001000000220200003082021e308201a4a0030201020211605949e0262ebb55f90a778a71f94ad86c300a06082a8648ce3d040303305031243022060355040b131b476c6f62616c5369676e2045434320526f6f74204341202d20523531133011060355040a130a476c6f62616c5369676e311330110603550403130a476c6f62616c5369676e301e170d3132313131333030303030305a170d3338303131393033313430375a305031243022060355040b131b476c6f62616c5369676e2045434320526f6f74204341202d20523531133011060355040a130a476c6f62616c5369676e311330110603550403130a476c6f62616c5369676e3076301006072a8648ce3d020106052b810400220362000447450e96fb7d5dbfe939d121f89f0bb6d57b1e923a48591cf062312dc07a28fe1aa75cb3b6cc97e745d458fad1776d43a2c08765340a1f7addeb3c33a1c59d4da46f4195387fc91e84ebd19e49928794870c3a854a669f9d59934d976106864aa3423040300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff301d0603551d0e041604143de629489bea07ca21444a26de6eded283d09f59300a06082a8648ce3d0403030368003065023100e56912c96edbc631ba0941e197f8fbfd9ae27d12c9ed7c64d3cb05258b56d9a0e75e5d4e0b839c5b7629a00926216a62023071d2b58f5cea3be1780985a875923bc85cfd48ef0d7422a808e26ec549cec70cbca76169f1f73be12acbf92bf3669037 f9b67766 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2260 f9b67766 2260 f9b67766 2260 f9b67766 2260 f9b67766 2260 f9b67766 2260 f9b67766 2260 f9b67766 2260 f9b67766 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe Token: SeTcbPrivilege 3332 7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe Token: SeDebugPrivilege 2260 f9b67766 Token: SeTcbPrivilege 2260 f9b67766
Processes
-
C:\Users\Admin\AppData\Local\Temp\7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.exe"C:\Users\Admin\AppData\Local\Temp\7a8c43e003886d4f9ec4e50aa185b000e7ecd3f8097e9bf3c96861108b9d223f.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:3332
-
C:\Windows\Syswow64\f9b67766C:\Windows\Syswow64\f9b677661⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2260
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f9b67766
- Size 761KB
- SHA256 1031cb0aea982edb8d6eedfd54105782830a446898034189eacf58b18fbadbe0
- MD5 12876274801610d1d77c25cba2e364b5
- SHA1 81c6e980d68c1df5f3f7b2f42bd80bf1e6c06275
- SHA512 0e185994587f58afeebe6fe77eb1017e77945ab84691faa282da5fbc2d507507038b45ff0f51e3851aeacae363817fcdb38504b383d3c8aab7e91ac308a31821
- SSDEEP 12288:4SvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:TvO2xJKRw2kOkxSkW298B
- TLSH T109F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH