Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/08/2026, 04:08
Behavioral task
behavioral1
Sample
620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe
- Size 832KB
- Sample260831-eqnvtsvbld
- SHA256 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67
- MD5 136129da8660b54915526ccd8d4bc96e
- SHA1 d9ba87a10017f4a3e8d773cb1de96570b289f89e
- SHA512 b5794254b04075de6cdf9f2354d5117a513ea31b45f3cf85e23161d3fd3d4d2ed6ddda6e049c1e8415bce0256edfcd571ec422f103cbb6e5830e2e14b39a06e3
- SSDEEP 12288:iqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEuZ9oawhtyybAsLAkQ:ijHPOSOkx2LFscUQPxuZ98Es8kQ
- TLSH T191059D21E202C13AD49701B2C6BE0BAFA5687D15432561C7E3D87D6A2FB61D2BE3171F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3176 f2e58eb2 - 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 1 114.114.114.114 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe Destination IP 4 223.5.5.5 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe Destination IP 37 114.114.114.114 3176 f2e58eb2 Destination IP 38 223.5.5.5 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe Destination IP 49 114.114.114.114 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe Destination IP 50 223.5.5.5 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f2e58eb2 File created C:\Windows\SysWOW64\f2e58eb2 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f2e58eb2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f2e58eb2 -
resource yara_rule behavioral2/memory/4972-0-0x00000000001F0000-0x0000000000279000-memory.dmp upx behavioral2/files/0x000c00000001af5c-2.dat upx behavioral2/memory/3176-3-0x0000000000C80000-0x0000000000D09000-memory.dmp upx behavioral2/memory/4972-20-0x00000000001F0000-0x0000000000279000-memory.dmp upx behavioral2/memory/3176-22-0x0000000000C80000-0x0000000000D09000-memory.dmp upx behavioral2/memory/3176-26-0x0000000000C80000-0x0000000000D09000-memory.dmp upx behavioral2/memory/4972-35-0x00000000001F0000-0x0000000000279000-memory.dmp upx behavioral2/memory/3176-36-0x0000000000C80000-0x0000000000D09000-memory.dmp upx behavioral2/memory/4972-43-0x00000000001F0000-0x0000000000279000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\365fd0 f2e58eb2 File opened for modification C:\Windows\551f58 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.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 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f2e58eb2 - 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 f2e58eb2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f2e58eb2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f2e58eb2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f2e58eb2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f2e58eb2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f2e58eb2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f2e58eb2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f2e58eb2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f2e58eb2 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3176 f2e58eb2 3176 f2e58eb2 3176 f2e58eb2 3176 f2e58eb2 3176 f2e58eb2 3176 f2e58eb2 3176 f2e58eb2 3176 f2e58eb2 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe Token: SeTcbPrivilege 4972 620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe Token: SeDebugPrivilege 3176 f2e58eb2 Token: SeTcbPrivilege 3176 f2e58eb2
Processes
-
C:\Users\Admin\AppData\Local\Temp\620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.exe"C:\Users\Admin\AppData\Local\Temp\620cdd1d32d3323599fc34fcbafe66c8a4463dcdcbb31822ef0a31f880efec67.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:4972
-
C:\Windows\Syswow64\f2e58eb2C:\Windows\Syswow64\f2e58eb21⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:3176
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f2e58eb2
- Size 832KB
- SHA256 0337a704cac1340e77bfc9ed8fb7c8271cfe778cd8780969cbff6f33e9464de7
- MD5 0dabf0f8113f20c6eb6024ffae27760b
- SHA1 11ba1ecb212e9fdab806175a7fa982ab27e02bcd
- SHA512 a1a68a944b66841e50d191425282889d8beeb0d28c4fcfbeaabe4ba187f072c463a7c8145e69c0debe650ecb8d295624b262589a2e05b71f9369823801a1faba
- SSDEEP 12288:lqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEuZ9oawhtyybAsLAkQ:ljHPOSOkx2LFscUQPxuZ98Es8kQ
- TLSH T186059D21E202C13AD49701B2C6BE0BAFA5687D15432561C7E3D87D6A2FB61D2BE3171F
- MD5 SHA1 SHA512 SSDEEP TLSH