Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/04/2026, 23:12
Behavioral task
behavioral1
Sample
592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe
- Size 2.5MB
- Sample260422-27bcdsdy2w
- SHA256 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7
- MD5 6f5769792c58e4e87e79725048e9c8ca
- SHA1 13856882896adbf928cd3272a67f5de6bdbf7893
- SHA512 f1365e112044cf6a00f2198d09b415c4543e5955c65c077258870d7b2bf7b1c6f98736e0cc84b5ecb1c6188da6f01f60ca46740b9b2aeb0576ecdb07efd801c8
- SSDEEP 49152:zHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:znKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1ABC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4336 e49bf8e - 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 22 114.114.114.114 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe Destination IP 25 223.5.5.5 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe Destination IP 3 114.114.114.114 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe Destination IP 4 223.5.5.5 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe - Drops file in System32 directory 17 IoCs
description ioc Process File created C:\Windows\SysWOW64\e49bf8e 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e49bf8e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 e49bf8e -
resource yara_rule behavioral1/memory/8-0-0x0000000000D40000-0x0000000000DCC000-memory.dmp upx behavioral1/files/0x0009000000021698-2.dat upx behavioral1/memory/4336-4-0x0000000000F10000-0x0000000000F9C000-memory.dmp upx behavioral1/memory/8-12-0x0000000000D40000-0x0000000000DCC000-memory.dmp upx behavioral1/memory/4336-14-0x0000000000F10000-0x0000000000F9C000-memory.dmp upx behavioral1/memory/4336-32-0x0000000000F10000-0x0000000000F9C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4a3be0 e49bf8e File opened for modification C:\Windows\2310 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.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 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e49bf8e - 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\Content\CachePrefix e49bf8e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e49bf8e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e49bf8e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e49bf8e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e49bf8e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e49bf8e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e49bf8e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e49bf8e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e49bf8e - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4336 e49bf8e 4336 e49bf8e 4336 e49bf8e 4336 e49bf8e 4336 e49bf8e 4336 e49bf8e 4336 e49bf8e 4336 e49bf8e 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe Token: SeTcbPrivilege 8 592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe Token: SeDebugPrivilege 4336 e49bf8e Token: SeTcbPrivilege 4336 e49bf8e
Processes
-
C:\Users\Admin\AppData\Local\Temp\592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.exe"C:\Users\Admin\AppData\Local\Temp\592b0a63de32ddbe3be1682fbeaa6cc1f2518bb5115431138d654e47c7849df7.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:8
-
C:\Windows\Syswow64\e49bf8eC:\Windows\Syswow64\e49bf8e1⤵
- 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:4336
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e49bf8e
- Size 2.5MB
- SHA256 b01ec6e0efc5e4c5c3843122fdc24c823036f6ff3a7f198bf355d3b29977d357
- MD5 c9dfe028e4c8856ca85ae33d24f6bd9b
- SHA1 15b304165954b2330d27a903e68fdcfa6f834942
- SHA512 131c4a9a439af9cbc606a2baccbfc2cd4a01c826aa658ec3ce9df03bd4db39a3fc4938e052471b41881603d59143b0986365a0f256aed0f0aeb110930927ab51
- SSDEEP 49152:SHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:SnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1F9C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH