Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/07/2026, 20:07
Behavioral task
behavioral1
Sample
27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe
Resource
win11ltsc2024-20260629-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe
- Size 560KB
- Sample260702-yv55fsdz51
- SHA256 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766
- MD5 ddb3c6b57b2d59fe0a89436a27f9b686
- SHA1 23faf1dc42012d96eeef674f75b1b5b95b8ffed6
- SHA512 3d70e70a5a6f66324b35274ed71fe02c485dc65f3902fdc20436ccf6b3758aae209799d96a5792dbbe30c422dfec188dc4f75cfefee1ced446bba295b2e97a96
- SSDEEP 6144:pWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:pkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T14CC47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4768 e0a36728 - 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 2 223.5.5.5 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe Destination IP 12 114.114.114.114 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe Destination IP 13 223.5.5.5 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe Destination IP 1 114.114.114.114 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C e0a36728 File created C:\Windows\SysWOW64\e0a36728 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e0a36728 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e0a36728 -
resource yara_rule behavioral2/memory/2656-0-0x0000000000CA0000-0x0000000000D2C000-memory.dmp upx behavioral2/files/0x000700000001b84b-2.dat upx behavioral2/memory/4768-3-0x0000000000F60000-0x0000000000FEC000-memory.dmp upx behavioral2/memory/2656-12-0x0000000000CA0000-0x0000000000D2C000-memory.dmp upx behavioral2/memory/4768-13-0x0000000000F60000-0x0000000000FEC000-memory.dmp upx behavioral2/memory/4768-29-0x0000000000F60000-0x0000000000FEC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\51a140 e0a36728 File opened for modification C:\Windows\2d78c0 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.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 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e0a36728 - 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 e0a36728 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e0a36728 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e0a36728 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e0a36728 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e0a36728 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e0a36728 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e0a36728 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e0a36728 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e0a36728 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA e0a36728 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 e0a36728 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4768 e0a36728 4768 e0a36728 4768 e0a36728 4768 e0a36728 4768 e0a36728 4768 e0a36728 4768 e0a36728 4768 e0a36728 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe Token: SeTcbPrivilege 2656 27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe Token: SeDebugPrivilege 4768 e0a36728 Token: SeTcbPrivilege 4768 e0a36728
Processes
-
C:\Users\Admin\AppData\Local\Temp\27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.exe"C:\Users\Admin\AppData\Local\Temp\27bc6fb148c61aac299a35c903d540ba379f41ca119b2f95c583a142a35d1766.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:2656
-
C:\Windows\Syswow64\e0a36728C:\Windows\Syswow64\e0a367281⤵
- 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:4768
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e0a36728
- Size 560KB
- SHA256 2885f516923c94f8e63442aa540055822efa8071c44e92e3119efdea8b5cc90f
- MD5 8ecf716f2f1c93d2f073f8acb013f53d
- SHA1 b52b234a05b74ed8a0541288e075c0a8538d244f
- SHA512 b7ce7087466c22d31c5b18f9ceed85f27967a3d5a77fc000593c34f4969db8b2107ab4d2ad83a1e076e140eed59a6d2b58be16a07280989ce1371ba9a063d1f5
- SSDEEP 6144:KWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:KkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T115C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH