Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
21/07/2026, 19:07
Behavioral task
behavioral1
Sample
626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe
- Size 560KB
- Sample260721-xsr95sshme
- SHA256 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09
- MD5 bd08b359759ce624c11e285019d7fd1d
- SHA1 207f888e45fe2ba1c0215374b032616c94dc772d
- SHA512 59bebe2a3899bd7db0bc9eabb17e66013392fa6304e61b40659bb6a18e8de5f340b72daef09f9ded9d73b1167609f6a25518bcc1fe507ac5c47587acd02e39f2
- SSDEEP 6144:46UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:4O7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T177C46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3396 1631bb44 - 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 4 223.5.5.5 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe Destination IP 27 114.114.114.114 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe Destination IP 29 223.5.5.5 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe Destination IP 3 114.114.114.114 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe - Drops file in System32 directory 17 IoCs
description ioc Process File created C:\Windows\SysWOW64\1631bb44 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1631bb44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 1631bb44 -
resource yara_rule behavioral1/memory/4108-0-0x0000000000580000-0x000000000060C000-memory.dmp upx behavioral1/files/0x000b0000000243cc-2.dat upx behavioral1/memory/3396-4-0x0000000000FC0000-0x000000000104C000-memory.dmp upx behavioral1/memory/4108-12-0x0000000000580000-0x000000000060C000-memory.dmp upx behavioral1/memory/3396-13-0x0000000000FC0000-0x000000000104C000-memory.dmp upx behavioral1/memory/3396-34-0x0000000000FC0000-0x000000000104C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\465498 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe File opened for modification C:\Windows\3a2408 1631bb44 - 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 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1631bb44 - 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\History\CachePrefix = "Visited:" 1631bb44 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1631bb44 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1631bb44 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1631bb44 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1631bb44 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1631bb44 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1631bb44 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1631bb44 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1631bb44 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3396 1631bb44 3396 1631bb44 3396 1631bb44 3396 1631bb44 3396 1631bb44 3396 1631bb44 3396 1631bb44 3396 1631bb44 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe Token: SeTcbPrivilege 4108 626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe Token: SeDebugPrivilege 3396 1631bb44 Token: SeTcbPrivilege 3396 1631bb44
Processes
-
C:\Users\Admin\AppData\Local\Temp\626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.exe"C:\Users\Admin\AppData\Local\Temp\626fc61309813293aea87bf30e4169d05b76e3f635eaeb799ae5d1ae72997d09.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:4108
-
C:\Windows\Syswow64\1631bb44C:\Windows\Syswow64\1631bb441⤵
- 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:3396
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1631bb44
- Size 560KB
- SHA256 a1a2c1d10edcd3c659df7f04b7d01c84df06f05395c227930a6b2f8512be1436
- MD5 aa71bc4863303ce96d9eeee52a082f67
- SHA1 c8a0ac28dd31c59890d833aeca4189d87f5da8ab
- SHA512 c27bb7981137dcf7efe792e86467ff6aed2c0ec0fd3b1597657aad686021a2e35d15edee0c226038c16adcd1bd14ba8556f62953490cb678e918c0cc5b5d669b
- SSDEEP 6144:Y6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:YO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T17DC46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH