Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
28/05/2026, 16:09
Behavioral task
behavioral1
Sample
7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe
- Size 640KB
- Sample260528-tlya2aev5m
- SHA256 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3
- MD5 81f468c1c4fcbbbfbdfe9c41764a1bcb
- SHA1 95c4286d2693a19f5ae3f423326f851d7871f00e
- SHA512 5497409b063d38210f713d599d20daeb5cffd4b24f0b639efc89939c16ae54b0bd9a624916ab739c6d3f567087050ece94c239e419f965b06f62ba4961900886
- SSDEEP 6144:IcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:ISvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1B3D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2168 9e92e566 - 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 1 114.114.114.114 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe Destination IP 2 223.5.5.5 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe Destination IP 16 114.114.114.114 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe Destination IP 17 223.5.5.5 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\9e92e566 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9e92e566 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9e92e566 -
resource yara_rule behavioral2/memory/4604-0-0x0000000000130000-0x00000000001BC000-memory.dmp upx behavioral2/files/0x002a00000002b3da-2.dat upx behavioral2/memory/2168-4-0x0000000000530000-0x00000000005BC000-memory.dmp upx behavioral2/memory/4604-18-0x0000000000130000-0x00000000001BC000-memory.dmp upx behavioral2/memory/2168-19-0x0000000000530000-0x00000000005BC000-memory.dmp upx behavioral2/memory/2168-30-0x0000000000530000-0x00000000005BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\251df0 9e92e566 File opened for modification C:\Windows\4ed278 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.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 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9e92e566 - 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\Cookies\CachePrefix = "Cookie:" 9e92e566 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9e92e566 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9e92e566 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9e92e566 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 9e92e566 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9e92e566 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9e92e566 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9e92e566 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9e92e566 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2168 9e92e566 2168 9e92e566 2168 9e92e566 2168 9e92e566 2168 9e92e566 2168 9e92e566 2168 9e92e566 2168 9e92e566 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe Token: SeTcbPrivilege 4604 7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe Token: SeDebugPrivilege 2168 9e92e566 Token: SeTcbPrivilege 2168 9e92e566
Processes
-
C:\Users\Admin\AppData\Local\Temp\7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.exe"C:\Users\Admin\AppData\Local\Temp\7a58fca5a09a7246f99de8d843e81f6b4551195a8353127aff42d4ad30abadf3.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:4604
-
C:\Windows\Syswow64\9e92e566C:\Windows\Syswow64\9e92e5661⤵
- 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:2168
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9e92e566
- Size 640KB
- SHA256 c1f64c7e84f60ab08069a823d29a87958bd8d3bc3763b0274bfa0a33caacde85
- MD5 dba41f2a9ee847107fa5a7ffffe34916
- SHA1 39c208c4cdb49108b88b8743b0d8d83f95fe8979
- SHA512 95f5b9454c8cc9b77d337fba0b6e195056f5129f656460f2e7645a87538ddc11960b3433c62c80e800be470ca04d5dbabf53d78778530b63642dde85aa16664f
- SSDEEP 6144:/cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:/SvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1A5D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH