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
27/05/2026, 14:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe
- Size 2.4MB
- Sample260527-sa5ejaay21
- SHA256 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0
- MD5 8e4ef5b720c1dcbf860e8de008948113
- SHA1 50e59671ef95727c202ca11aa1208f4af7342a63
- SHA512 74ceee8a596d43215705b58cf730b92e325880b4806ec489764b0db18bf7e81a1ee954970e6f442faf62b3d7e4912deebec167439e8839c487ca9779d23b7aa3
- SSDEEP 49152:1HHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtg:1nKdVkOhCXHHFZMjHfUKkVWsi
- TLSH T135B58E31E6818136D1B34671C6FA57BBA5287C221711A5CFA3C47A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3520 3a3f8dbc - 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 54 223.5.5.5 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe Destination IP 3 114.114.114.114 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe Destination IP 13 223.5.5.5 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe Destination IP 53 114.114.114.114 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3a3f8dbc File created C:\Windows\SysWOW64\3a3f8dbc cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3a3f8dbc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3a3f8dbc - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3c4380 3a3f8dbc File opened for modification C:\Windows\53c0b8 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.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 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a3f8dbc - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 3a3f8dbc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3a3f8dbc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3a3f8dbc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 3a3f8dbc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 3a3f8dbc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3a3f8dbc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3a3f8dbc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3a3f8dbc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3a3f8dbc - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 5c0000000100000004000000800100000f0000000100000030000000f019c7ba12795dacd6ef1a767657deb8e41060a2ad1a6c66900a6ec16870fc06eecbaffdd3e2c986659578e7e85e535a530000000100000040000000303e301f06092b06010401a032010130123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c00b000000010000003800000047006c006f00620061006c005300690067006e002000450043004300200052006f006f00740020004300410020002d002000520035000000090000000100000034000000303206082b0601050507030206082b0601050507030306082b0601050507030406082b0601050507030106082b06010505070308620000000100000020000000179fbc148a3dd00fd24ea13458cc43bfa7f59c8182d783a513f6ebec100c89241400000001000000140000003de629489bea07ca21444a26de6eded283d09f591d0000000100000010000000b647dd2a9ccadee75e8905e256cc6b147f000000010000000c000000300a06082b060105050703037e00000001000000080000000080c82b6886d7010300000001000000140000001f24c630cda418ef2069ffad4fdd5f463a1b69aa190000000100000010000000e3087c0c81f60a2a2b466b8a3e70cce82000000001000000220200003082021e308201a4a0030201020211605949e0262ebb55f90a778a71f94ad86c300a06082a8648ce3d040303305031243022060355040b131b476c6f62616c5369676e2045434320526f6f74204341202d20523531133011060355040a130a476c6f62616c5369676e311330110603550403130a476c6f62616c5369676e301e170d3132313131333030303030305a170d3338303131393033313430375a305031243022060355040b131b476c6f62616c5369676e2045434320526f6f74204341202d20523531133011060355040a130a476c6f62616c5369676e311330110603550403130a476c6f62616c5369676e3076301006072a8648ce3d020106052b810400220362000447450e96fb7d5dbfe939d121f89f0bb6d57b1e923a48591cf062312dc07a28fe1aa75cb3b6cc97e745d458fad1776d43a2c08765340a1f7addeb3c33a1c59d4da46f4195387fc91e84ebd19e49928794870c3a854a669f9d59934d976106864aa3423040300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff301d0603551d0e041604143de629489bea07ca21444a26de6eded283d09f59300a06082a8648ce3d0403030368003065023100e56912c96edbc631ba0941e197f8fbfd9ae27d12c9ed7c64d3cb05258b56d9a0e75e5d4e0b839c5b7629a00926216a62023071d2b58f5cea3be1780985a875923bc85cfd48ef0d7422a808e26ec549cec70cbca76169f1f73be12acbf92bf3669037 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 3520 3a3f8dbc 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe Token: SeTcbPrivilege 4892 cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe Token: SeDebugPrivilege 3520 3a3f8dbc Token: SeTcbPrivilege 3520 3a3f8dbc
Processes
-
C:\Users\Admin\AppData\Local\Temp\cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.exe"C:\Users\Admin\AppData\Local\Temp\cabb31135e7beba4437d4ade36bce5c3bd4b47062a1cdfd5e6bdfb7ba2e0f2b0.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:4892
-
C:\Windows\Syswow64\3a3f8dbcC:\Windows\Syswow64\3a3f8dbc1⤵
- 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:3520
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3a3f8dbc
- Size 2.4MB
- SHA256 aee386ddd1c25ecf390d43295b88562da9c390283ead1297d5c8b195fff18268
- MD5 5cfd977000efdef7503bdbbda02ab280
- SHA1 c1b4d47ab4a83a91f95d9211c3bc0d18dcc87ea1
- SHA512 622ec40448098a63c4c231904eaffa43e1b1462c9e00b9f06b6e5dbf10ae618276838ccb8a2d2606a51fad6723539972724e2624ee7b4119fc4d955cd544a4bf
- SSDEEP 49152:OHHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtg:OnKdVkOhCXHHFZMjHfUKkVWsi
- TLSH T10DB58E31E6818136D1B34671C6FA57BBA5287C221711A5CFA3C47A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH