Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/08/2026, 10:32
Behavioral task
behavioral1
Sample
e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe
- Size 2.9MB
- Sample260822-mk2thagk7s
- SHA256 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048
- MD5 4bf7bbfcd1fe2db230ff7e9897945a36
- SHA1 d746f105b70d13dbf4f5a60b36128fc5dafd2a0e
- SHA512 993daf771e40d68272231a1bb809f8cc03436aeff3d2379dcfd2ebe706802d93034cb84cbe19640676d32248c224e2a808e0c46d38d3fab5ce285dcb3143c718
- SSDEEP 49152:FHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:FnKGEkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T197D59E31B6818036D1B7467186FA47BBA5257C211721A5CFB3C47B2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4896 2a8b5e7a - Unexpected DNS network traffic destination 6 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 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe Destination IP 2 223.5.5.5 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe Destination IP 11 114.114.114.114 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe Destination IP 12 223.5.5.5 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe Destination IP 57 114.114.114.114 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe Destination IP 58 223.5.5.5 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2a8b5e7a File created C:\Windows\SysWOW64\2a8b5e7a e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 2a8b5e7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2a8b5e7a -
resource yara_rule behavioral2/memory/1160-0-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/files/0x000700000001b83c-2.dat upx behavioral2/memory/4896-3-0x00000000008D0000-0x000000000095C000-memory.dmp upx behavioral2/memory/1160-15-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/memory/4896-16-0x00000000008D0000-0x000000000095C000-memory.dmp upx behavioral2/memory/4896-37-0x00000000008D0000-0x000000000095C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\13dc10 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe File opened for modification C:\Windows\53d240 2a8b5e7a - 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 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2a8b5e7a - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2a8b5e7a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2a8b5e7a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2a8b5e7a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2a8b5e7a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2a8b5e7a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2a8b5e7a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2a8b5e7a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 2a8b5e7a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2a8b5e7a - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4896 2a8b5e7a 4896 2a8b5e7a 4896 2a8b5e7a 4896 2a8b5e7a 4896 2a8b5e7a 4896 2a8b5e7a 4896 2a8b5e7a 4896 2a8b5e7a 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe Token: SeTcbPrivilege 1160 e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe Token: SeDebugPrivilege 4896 2a8b5e7a Token: SeTcbPrivilege 4896 2a8b5e7a
Processes
-
C:\Users\Admin\AppData\Local\Temp\e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.exe"C:\Users\Admin\AppData\Local\Temp\e244c022eb161e24b4a5bff8feba0de990d07b1dbdc0b36a3cdcef92d8fa2048.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:1160
-
C:\Windows\Syswow64\2a8b5e7aC:\Windows\Syswow64\2a8b5e7a1⤵
- 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:4896
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\2a8b5e7a
- Size 2.9MB
- SHA256 dd3cfe28fbe017d24a26b0a561a8348a7ea9fa5d3f17dac49792fbf3288ca10b
- MD5 90ac7bcf11460b437905ab7e46867bf7
- SHA1 18820735a939fa9dd468cba637a1b22a47e71d5c
- SHA512 bc9700c2fe6260de4b77fa227d9ab89f148175ee63fe5bd297cbb911a494c8f0c5664e0a0ab4558688bf34bf2cb0ad02bc61b1346f33c2926a19de61251648f2
- SSDEEP 49152:iHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:inKGEkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T11BD59E31B6818036D1B7467186FA47BBA5257C211721A5CFB3C47B2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH