Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/08/2026, 02:32
Behavioral task
behavioral1
Sample
8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe
- Size 1.4MB
- Sample260822-c1ct7sen2s
- SHA256 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa
- MD5 6da779eadfa0c7080005cd900eb63641
- SHA1 569ed2a1d616947410cac44569b50d2f509b1732
- SHA512 3cd7ca2156c990d9fb1d2be3cb901fb9366614ac26237479f456982d94ea84ecc80826e9b8fa1612465b8227333c0c745f4dbefed087883af5be617cc86fd83b
- SSDEEP 24576:9jHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:9TGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T1A465AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3320 12a44e6 - 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 94 114.114.114.114 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe Destination IP 95 223.5.5.5 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe Destination IP 3 114.114.114.114 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe Destination IP 4 223.5.5.5 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe Destination IP 38 114.114.114.114 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe Destination IP 39 223.5.5.5 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\12a44e6 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 12a44e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 12a44e6 -
resource yara_rule behavioral1/memory/3312-0-0x0000000000420000-0x00000000004A9000-memory.dmp upx behavioral1/files/0x000900000002453e-2.dat upx behavioral1/memory/3320-3-0x0000000000A90000-0x0000000000B19000-memory.dmp upx behavioral1/memory/3312-10-0x0000000000420000-0x00000000004A9000-memory.dmp upx behavioral1/memory/3320-12-0x0000000000A90000-0x0000000000B19000-memory.dmp upx behavioral1/memory/3320-20-0x0000000000A90000-0x0000000000B19000-memory.dmp upx behavioral1/memory/3312-35-0x0000000000420000-0x00000000004A9000-memory.dmp upx behavioral1/memory/3320-36-0x0000000000A90000-0x0000000000B19000-memory.dmp upx behavioral1/memory/3320-40-0x0000000000A90000-0x0000000000B19000-memory.dmp upx behavioral1/memory/3312-45-0x0000000000420000-0x00000000004A9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\38d6f0 12a44e6 File opened for modification C:\Windows\38b3e0 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.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 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 12a44e6 - 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:" 12a44e6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 12a44e6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 12a44e6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 12a44e6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 12a44e6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 12a44e6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 12a44e6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 12a44e6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 12a44e6 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 12a44e6 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 12a44e6 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3320 12a44e6 3320 12a44e6 3320 12a44e6 3320 12a44e6 3320 12a44e6 3320 12a44e6 3320 12a44e6 3320 12a44e6 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe Token: SeTcbPrivilege 3312 8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe Token: SeDebugPrivilege 3320 12a44e6 Token: SeTcbPrivilege 3320 12a44e6
Processes
-
C:\Users\Admin\AppData\Local\Temp\8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.exe"C:\Users\Admin\AppData\Local\Temp\8a758bd7edbe46cdc647fd48d26fa6d23f7aa8e2fcbbe7f725bf9d97887433aa.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:3312
-
C:\Windows\Syswow64\12a44e6C:\Windows\Syswow64\12a44e61⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3320
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\12a44e6
- Size 1.4MB
- SHA256 66b08eedf14496df08ad7c896067dcaf1c853956ddcf6b230c14894c40d2fc63
- MD5 696ae2a6cc3a63b56226719262f1ccda
- SHA1 7a08f713c88b6d62f97f9014932e16bbd32614a3
- SHA512 8b9b1e759e0a14e911c12e403b3ceb104c34cfb6cfa3a06035746daccef77d4ed301c9c710ddc91caf459bca3f7c28e052543196ccfbc4648de4a909ae053149
- SSDEEP 24576:hjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:hTGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T10A65AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH