Analysis
- max time kernel
149s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/04/2026, 23:14
Behavioral task
behavioral1
Sample
9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe
- Size 640KB
- Sample260424-28dtxaft3j
- SHA256 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519
- MD5 261388acdc4fc3d2b1eedef9f19a379d
- SHA1 9c5b3c64d3cccbafca3e8c52d006ffa0e072fdb0
- SHA512 298186bcfc3a7bd88dfeec9f34906b912cadb7b9eb36363c855e2f24106adfe22a03895d6ebdfd5407244a1a293547b437e0631a4da97ac503be85f52b789cf2
- SSDEEP 6144:EcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:ESvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T13ED45B35A6808036C4B74631C6F64BAAF9B5BC21631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5848 8b583709 - 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 3 114.114.114.114 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe Destination IP 4 223.5.5.5 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe Destination IP 32 114.114.114.114 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe Destination IP 35 223.5.5.5 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe Destination IP 101 114.114.114.114 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe Destination IP 102 223.5.5.5 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\8b583709 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8b583709 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8b583709 -
resource yara_rule behavioral1/memory/4192-0-0x0000000000250000-0x00000000002DC000-memory.dmp upx behavioral1/files/0x000f00000001e5af-2.dat upx behavioral1/memory/5848-3-0x0000000000BA0000-0x0000000000C2C000-memory.dmp upx behavioral1/memory/4192-18-0x0000000000250000-0x00000000002DC000-memory.dmp upx behavioral1/memory/5848-19-0x0000000000BA0000-0x0000000000C2C000-memory.dmp upx behavioral1/memory/5848-26-0x0000000000BA0000-0x0000000000C2C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\47c4c0 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe File opened for modification C:\Windows\641eb0 8b583709 - 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 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8b583709 - 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:" 8b583709 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8b583709 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8b583709 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8b583709 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8b583709 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 8b583709 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8b583709 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8b583709 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8b583709 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5848 8b583709 5848 8b583709 5848 8b583709 5848 8b583709 5848 8b583709 5848 8b583709 5848 8b583709 5848 8b583709 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe Token: SeTcbPrivilege 4192 9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe Token: SeDebugPrivilege 5848 8b583709 Token: SeTcbPrivilege 5848 8b583709
Processes
-
C:\Users\Admin\AppData\Local\Temp\9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.exe"C:\Users\Admin\AppData\Local\Temp\9e5a58a0079338b3715d60c7628404889dbefd5f4424b5060ff97ae4255ff519.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:4192
-
C:\Windows\Syswow64\8b583709C:\Windows\Syswow64\8b5837091⤵
- 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:5848
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\8b583709
- Size 640KB
- SHA256 d4df81731e1af3762423c82092f98094d7dee026122fe758f9e9a6e3ff229bdc
- MD5 dff363d4c8cd1fd1cdef6bc57fbf3dca
- SHA1 989e2301a8d3c3680c8e4bfc3b2db4ce24ff587b
- SHA512 cd9cc80c80b88edebf6f16d3e557af1b603cc278d4defea38c401633bb5c88691f4e6aa7c59597ebb16e73dabee8660f142c5e21326d56c403ad706620f4d797
- SSDEEP 6144:dcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:dSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T14ED45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH