Analysis
- max time kernel
149s - 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
24/08/2026, 10:23
Behavioral task
behavioral1
Sample
e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe
- Size 640KB
- Sample260824-mex85awdkf
- SHA256 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d
- MD5 b9879253fc001de7ceb2dfd656ebc93f
- SHA1 f382c98700c8acba1147aa76843f222e21946a6e
- SHA512 d574bbf209ecaaa7c5335a64d78d02d8fe48d1d3067a5c0a5fbf465c870bc6d846a1b8dc68e672dd8d3f8096330fea7dedc3335eec0f3a10417ee5631895cfea
- SSDEEP 6144:ecTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:eSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T130D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5616 1b35e5da - 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 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe Destination IP 2 223.5.5.5 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe Destination IP 23 114.114.114.114 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe Destination IP 24 223.5.5.5 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe Destination IP 52 114.114.114.114 5616 1b35e5da Destination IP 53 223.5.5.5 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1b35e5da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1b35e5da File created C:\Windows\SysWOW64\1b35e5da e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe -
resource yara_rule behavioral2/memory/6012-0-0x0000000000AB0000-0x0000000000B3C000-memory.dmp upx behavioral2/files/0x000b000000011377-2.dat upx behavioral2/memory/5616-3-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx behavioral2/memory/6012-18-0x0000000000AB0000-0x0000000000B3C000-memory.dmp upx behavioral2/memory/5616-19-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx behavioral2/memory/5616-36-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\6025e0 1b35e5da File opened for modification C:\Windows\66ed78 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.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 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1b35e5da - 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:" 1b35e5da Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1b35e5da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1b35e5da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1b35e5da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1b35e5da Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1b35e5da Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1b35e5da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1b35e5da Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1b35e5da - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5616 1b35e5da 5616 1b35e5da 5616 1b35e5da 5616 1b35e5da 5616 1b35e5da 5616 1b35e5da 5616 1b35e5da 5616 1b35e5da 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe Token: SeTcbPrivilege 6012 e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe Token: SeDebugPrivilege 5616 1b35e5da Token: SeTcbPrivilege 5616 1b35e5da
Processes
-
C:\Users\Admin\AppData\Local\Temp\e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.exe"C:\Users\Admin\AppData\Local\Temp\e115d3c31253bb531e864ff3a5bd3e8889eb9dedeb92dbf55a6533b06ed3342d.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:6012
-
C:\Windows\Syswow64\1b35e5daC:\Windows\Syswow64\1b35e5da1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:5616
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1b35e5da
- Size 640KB
- SHA256 8fb3d3eab61a6dbdfe9d2f198d93ec8b0abae8eefdd809a4630770c7ab9504be
- MD5 d69787fb243e85c5f9c5b95526d290e1
- SHA1 dfb30360091871e27e58c24e2ca4a6be1ab77881
- SHA512 0edc39079c7958d8949110c4d95f4863507824af2881977d60104b56718f4b5c2be9da3a464e9f626c46a029d0b7e68ae0527a55e28e5abc0cb3cf6940a822e6
- SSDEEP 6144:dcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:dSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1C1D45B35A6808036C0B74631C6F64BAAF9B5BC21631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH