Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/05/2026, 19:09
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe
Resource
win11-20260130-en
windows11-21h2-x64
9 signatures
150 seconds
General
- Target 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe
- Size 511KB
- Sample260504-xt72zsa171
- SHA256 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a
- MD5 c882932c1de6c11d6b9b46265c7af805
- SHA1 5e97eba4ae6272be6dd8435987e4a20275515bbc
- SHA512 5323dcc4b0758194bf70ea546d441a0a7725d791195f371a0e8d28f5c8a55519629441f22e54487c7a4dbff2e2acfc288028f6ea0155fc661e241bc5d2148a79
- SSDEEP 6144:GcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:GSvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T114B45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4380 7b91f221 - 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 34 223.5.5.5 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe Destination IP 3 114.114.114.114 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe Destination IP 4 223.5.5.5 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe Destination IP 33 114.114.114.114 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7b91f221 File created C:\Windows\SysWOW64\7b91f221 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7b91f221 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7b91f221 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4afcb8 7b91f221 File opened for modification C:\Windows\4a9388 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.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 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7b91f221 - 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\History\CachePrefix = "Visited:" 7b91f221 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7b91f221 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7b91f221 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7b91f221 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7b91f221 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 7b91f221 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7b91f221 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7b91f221 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7b91f221 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4380 7b91f221 4380 7b91f221 4380 7b91f221 4380 7b91f221 4380 7b91f221 4380 7b91f221 4380 7b91f221 4380 7b91f221 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe Token: SeTcbPrivilege 4356 8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe Token: SeDebugPrivilege 4380 7b91f221 Token: SeTcbPrivilege 4380 7b91f221
Processes
-
C:\Users\Admin\AppData\Local\Temp\8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.exe"C:\Users\Admin\AppData\Local\Temp\8c74c1d20488f00093cbb7dbfed6faf490178bc69fc88e35bc34713e289f422a.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:4356
-
C:\Windows\Syswow64\7b91f221C:\Windows\Syswow64\7b91f2211⤵
- 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:4380
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7b91f221
- Size 511KB
- SHA256 f0be632c5ddc623f550c117ba290a4482e1240f0eb517623f5d90db29b9f5079
- MD5 f59abb38a51e93b20127fb9430531e5d
- SHA1 bb65136d4d90e3be1e1f81c6124524f880659cfd
- SHA512 e368f8555e0f0864012d1945307c942753140e894811ba7f58a68c3df1c796479cf40986e1db952f2613b841a50ca1cf91e7806ae8a9ab3feeb4fc38af2d5a6b
- SSDEEP 6144:AcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:ASvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T12AB45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH