Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 15:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe
- Size 395KB
- Sample260804-sysewach94
- SHA256 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45
- MD5 809dafc34f0f8380a1176f7238a4b693
- SHA1 212cd5ed0f559b7eed8a3624ad0b016c9b2d6764
- SHA512 1b5f8c96cfecffc5f86d659657dfda2ed1807020d5e6135fcfcfc53b288291522cbb96eb1ed286308ce501f60ca29d5e77f9c80fea360c90689041efd9f78ae4
- SSDEEP 6144:3cbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:3CSvO2x9mONvKRILSFnOkx2LIa
- TLSH T1B2846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 6796 2240fc90 - 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 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe Destination IP 2 223.5.5.5 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe Destination IP 9 114.114.114.114 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe Destination IP 10 223.5.5.5 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2240fc90 File created C:\Windows\SysWOW64\2240fc90 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 2240fc90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 2240fc90 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\745998 2240fc90 File opened for modification C:\Windows\724ba8 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.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 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2240fc90 - 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" 2240fc90 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2240fc90 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 2240fc90 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2240fc90 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2240fc90 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2240fc90 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2240fc90 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2240fc90 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2240fc90 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 6796 2240fc90 6796 2240fc90 6796 2240fc90 6796 2240fc90 6796 2240fc90 6796 2240fc90 6796 2240fc90 6796 2240fc90 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe Token: SeTcbPrivilege 6676 37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe Token: SeDebugPrivilege 6796 2240fc90 Token: SeTcbPrivilege 6796 2240fc90
Processes
-
C:\Users\Admin\AppData\Local\Temp\37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.exe"C:\Users\Admin\AppData\Local\Temp\37c01543004f1157786436b85924ca6455bccfca1d7bb93c157c424c9d1b6a45.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:6676
-
C:\Windows\Syswow64\2240fc90C:\Windows\Syswow64\2240fc901⤵
- 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:6796
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\2240fc90
- Size 395KB
- SHA256 f41f230b89171cf8a89972753c80e1582f4938d96ee10013b476ab66d2aac32d
- MD5 94b03622d817c128e4fa1792f744556e
- SHA1 b2fe0fa6c598549cf343ac03e78ee83de9e70379
- SHA512 d9275e88c2e36f856a66e6f1aaadc1fc7cecd60602c24bf174ee60a7639364d1fac0ea1632936c6bd6c642f3408d0982bbbf6dd27c36111e499dbdda0b24663d
- SSDEEP 6144:pcbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:pCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T1B6846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH