Analysis
- max time kernel
148s - max time network
150s - 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, 22:09
Behavioral task
behavioral1
Sample
e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe
- Size 640KB
- Sample260822-12vcmsgf24
- SHA256 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311
- MD5 5dbd0385cf8c55970dd6317c5ea1609e
- SHA1 f6feb44466d71da52778a6c51630a0c77b465ac2
- SHA512 3a3737e975bb2be01336ffe60a8106e980f240867e6f9d672a27fcb6962ff3491340d438bff376dc190db8b94c8b3d5b6b7034dfd6d190d0b9d32a2bf5fe10c0
- SSDEEP 6144:EcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:ESvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T168D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5568 f53e2eb8 - 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 4 114.114.114.114 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe Destination IP 6 223.5.5.5 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe Destination IP 26 114.114.114.114 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe Destination IP 27 223.5.5.5 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe Destination IP 78 114.114.114.114 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe Destination IP 79 223.5.5.5 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\f53e2eb8 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f53e2eb8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f53e2eb8 -
resource yara_rule behavioral2/memory/1812-0-0x0000000000520000-0x00000000005AC000-memory.dmp upx behavioral2/memory/5568-3-0x0000000000850000-0x00000000008DC000-memory.dmp upx behavioral2/files/0x000b00000001136a-2.dat upx behavioral2/memory/1812-16-0x0000000000520000-0x00000000005AC000-memory.dmp upx behavioral2/memory/5568-17-0x0000000000850000-0x00000000008DC000-memory.dmp upx behavioral2/memory/5568-32-0x0000000000850000-0x00000000008DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1f05a8 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe File opened for modification C:\Windows\5f5380 f53e2eb8 - 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 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f53e2eb8 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f53e2eb8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f53e2eb8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f53e2eb8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f53e2eb8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f53e2eb8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f53e2eb8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f53e2eb8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f53e2eb8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f53e2eb8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5568 f53e2eb8 5568 f53e2eb8 5568 f53e2eb8 5568 f53e2eb8 5568 f53e2eb8 5568 f53e2eb8 5568 f53e2eb8 5568 f53e2eb8 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe Token: SeTcbPrivilege 1812 e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe Token: SeDebugPrivilege 5568 f53e2eb8 Token: SeTcbPrivilege 5568 f53e2eb8
Processes
-
C:\Users\Admin\AppData\Local\Temp\e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.exe"C:\Users\Admin\AppData\Local\Temp\e55d0c96c5d8dc7955410ecfb19908cde9203a0c8107a8ab918afd5fe64f5311.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:1812
-
C:\Windows\Syswow64\f53e2eb8C:\Windows\Syswow64\f53e2eb81⤵
- 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:5568
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f53e2eb8
- Size 640KB
- SHA256 043195e321774408e7ae3022440fda5dd59c564603571ed53e87be1f7959db81
- MD5 92b9849c3fef09394b7a18a2e825a8e7
- SHA1 b3e65d2b4e9041f218fa9c38d547404097ff3ae5
- SHA512 234ef623c54513411a2b7b12b76c39b6009c4e352024be763267cdb5e40cb8f03957b9e7f3c5884d6b6ee14d55742d3688792ddf57b9cc76348c125117c1581e
- SSDEEP 6144:+cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:+SvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T15AD45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH