Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
24/04/2026, 22:13
Behavioral task
behavioral1
Sample
6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe
Resource
win11-20260130-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe
- Size 768KB
- Sample260424-147ezsd13p
- SHA256 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a
- MD5 9a873f6a6e54caefa4c9899b1464ed8d
- SHA1 b3ba9a42c8dbdfb5497a759d85494746a47f62a9
- SHA512 46e927a122a14715eddab60433c58bb8edaa6d757d701709a8e3eff1bb175cb0dbeeaa5a44d3d1496e4d1c6617cb5614b034fd6064ae73d25064c132ded4ec57
- SSDEEP 12288:vqXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:vjHPOSOkx2LFscU6UQOJdT
- TLSH T128F47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2888 7b76a5bd - 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 9 223.5.5.5 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe Destination IP 1 114.114.114.114 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe Destination IP 2 223.5.5.5 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe Destination IP 8 114.114.114.114 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7b76a5bd File created C:\Windows\SysWOW64\7b76a5bd 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7b76a5bd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7b76a5bd -
resource yara_rule behavioral2/memory/3932-0-0x0000000000AE0000-0x0000000000B69000-memory.dmp upx behavioral2/files/0x002800000002b23d-2.dat upx behavioral2/memory/2888-4-0x00000000002D0000-0x0000000000359000-memory.dmp upx behavioral2/memory/3932-10-0x0000000000AE0000-0x0000000000B69000-memory.dmp upx behavioral2/memory/2888-12-0x00000000002D0000-0x0000000000359000-memory.dmp upx behavioral2/memory/3932-23-0x0000000000AE0000-0x0000000000B69000-memory.dmp upx behavioral2/memory/2888-24-0x00000000002D0000-0x0000000000359000-memory.dmp upx behavioral2/memory/2888-36-0x00000000002D0000-0x0000000000359000-memory.dmp upx behavioral2/memory/3932-43-0x0000000000AE0000-0x0000000000B69000-memory.dmp upx behavioral2/memory/3932-48-0x0000000000AE0000-0x0000000000B69000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\317190 7b76a5bd File opened for modification C:\Windows\435138 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.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 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7b76a5bd - 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 7b76a5bd Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7b76a5bd Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7b76a5bd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7b76a5bd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7b76a5bd Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7b76a5bd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7b76a5bd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7b76a5bd Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7b76a5bd - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 5c000000010000000400000080010000530000000100000040000000303e301f06092b06010401a032010130123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c00b000000010000003800000047006c006f00620061006c005300690067006e002000450043004300200052006f006f00740020004300410020002d002000520035000000090000000100000034000000303206082b0601050507030206082b0601050507030306082b0601050507030406082b0601050507030106082b06010505070308620000000100000020000000179fbc148a3dd00fd24ea13458cc43bfa7f59c8182d783a513f6ebec100c89241400000001000000140000003de629489bea07ca21444a26de6eded283d09f591d0000000100000010000000b647dd2a9ccadee75e8905e256cc6b147f000000010000000c000000300a06082b060105050703037e00000001000000080000000080c82b6886d7010300000001000000140000001f24c630cda418ef2069ffad4fdd5f463a1b69aa2000000001000000220200003082021e308201a4a0030201020211605949e0262ebb55f90a778a71f94ad86c300a06082a8648ce3d040303305031243022060355040b131b476c6f62616c5369676e2045434320526f6f74204341202d20523531133011060355040a130a476c6f62616c5369676e311330110603550403130a476c6f62616c5369676e301e170d3132313131333030303030305a170d3338303131393033313430375a305031243022060355040b131b476c6f62616c5369676e2045434320526f6f74204341202d20523531133011060355040a130a476c6f62616c5369676e311330110603550403130a476c6f62616c5369676e3076301006072a8648ce3d020106052b810400220362000447450e96fb7d5dbfe939d121f89f0bb6d57b1e923a48591cf062312dc07a28fe1aa75cb3b6cc97e745d458fad1776d43a2c08765340a1f7addeb3c33a1c59d4da46f4195387fc91e84ebd19e49928794870c3a854a669f9d59934d976106864aa3423040300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff301d0603551d0e041604143de629489bea07ca21444a26de6eded283d09f59300a06082a8648ce3d0403030368003065023100e56912c96edbc631ba0941e197f8fbfd9ae27d12c9ed7c64d3cb05258b56d9a0e75e5d4e0b839c5b7629a00926216a62023071d2b58f5cea3be1780985a875923bc85cfd48ef0d7422a808e26ec549cec70cbca76169f1f73be12acbf92bf3669037 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2888 7b76a5bd 2888 7b76a5bd 2888 7b76a5bd 2888 7b76a5bd 2888 7b76a5bd 2888 7b76a5bd 2888 7b76a5bd 2888 7b76a5bd 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe Token: SeTcbPrivilege 3932 6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe Token: SeDebugPrivilege 2888 7b76a5bd Token: SeTcbPrivilege 2888 7b76a5bd
Processes
-
C:\Users\Admin\AppData\Local\Temp\6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe"C:\Users\Admin\AppData\Local\Temp\6b7e7063fce9526da8d43decaa4bff5761eabf79991f919188d35c3904a93f2a.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3932
-
C:\Windows\Syswow64\7b76a5bdC:\Windows\Syswow64\7b76a5bd1⤵
- 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:2888
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7b76a5bd
- Size 768KB
- SHA256 caf766882dc2cfadb24cbb17da26c089833311bcf9613f6cbb3031cd9d2bc3af
- MD5 f4f6a72caad62637380d9790e1f676a3
- SHA1 3ccb5f7c3c78e3ee905e85942fd630722001c327
- SHA512 49e33d9550e3818aa4e8005335293df2b5fdd7b15832d7a0e2bbf9611bb15b608488dff7398ac747158f37387264f290ce2a1da3b148225aaa5c0073662a3ba1
- SSDEEP 12288:nqXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:njHPOSOkx2LFscU6UQOJdT
- TLSH T134F47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH