Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/08/2026, 19:04
Behavioral task
behavioral1
Sample
ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe
- Size 560KB
- Sample260801-xq8jcaep9x
- SHA256 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13
- MD5 82edc507dff9d05637e2c7a0139c17b6
- SHA1 82f8232fea41d9b34401592a9823dc04b45b2cf0
- SHA512 7ea8968d931d85a0b9d50dca5872d6a72c8346e070d6aae44df97c4f4ca69bc14036b20336de82a21d38d1c5a63326d57f4f717a393c49f3a2708e36f0119679
- SSDEEP 6144:cWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:ckCO2zVPX7vf1LKlIsOkxHy
- TLSH T1A9C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4260 fdb63c26 - 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 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe Destination IP 4 223.5.5.5 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe Destination IP 13 114.114.114.114 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe Destination IP 14 223.5.5.5 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fdb63c26 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fdb63c26 File created C:\Windows\SysWOW64\fdb63c26 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe -
resource yara_rule behavioral2/memory/4644-0-0x00000000006B0000-0x000000000073C000-memory.dmp upx behavioral2/files/0x000a000000019c8f-2.dat upx behavioral2/memory/4260-3-0x0000000000010000-0x000000000009C000-memory.dmp upx behavioral2/memory/4644-10-0x00000000006B0000-0x000000000073C000-memory.dmp upx behavioral2/memory/4260-11-0x0000000000010000-0x000000000009C000-memory.dmp upx behavioral2/memory/4260-31-0x0000000000010000-0x000000000009C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\48eec8 fdb63c26 File opened for modification C:\Windows\4f81c8 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.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 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fdb63c26 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fdb63c26 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" fdb63c26 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fdb63c26 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fdb63c26 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" fdb63c26 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" fdb63c26 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fdb63c26 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix fdb63c26 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" fdb63c26 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4260 fdb63c26 4260 fdb63c26 4260 fdb63c26 4260 fdb63c26 4260 fdb63c26 4260 fdb63c26 4260 fdb63c26 4260 fdb63c26 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe Token: SeTcbPrivilege 4644 ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe Token: SeDebugPrivilege 4260 fdb63c26 Token: SeTcbPrivilege 4260 fdb63c26
Processes
-
C:\Users\Admin\AppData\Local\Temp\ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.exe"C:\Users\Admin\AppData\Local\Temp\ee1a743afc4de61bbe3686bdeab15519e6c10125503cc434785d4f1e12e92a13.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:4644
-
C:\Windows\Syswow64\fdb63c26C:\Windows\Syswow64\fdb63c261⤵
- 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:4260
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fdb63c26
- Size 560KB
- SHA256 143a9d2c1b01e13f9a0f40391237076778ed3870d21028c1530ff9d1941eb347
- MD5 040eaaf1b9965b1939531b2872ca0dd9
- SHA1 dff49f13393a7c00c7fe4845703b3812c3f13ef4
- SHA512 e11fe099c09b0f71daf8d0081d3597d11067636274393a8138a4552190ba5b1e5f5c55e2c89293f07ffabbe69013e7744dfe4c9071cdb07d75f0daeb4e35c068
- SSDEEP 6144:+WVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:+kCO2zVPX7vf1LKlIsOkxHy
- TLSH T146C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH