Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/08/2026, 17:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe
- Size 448KB
- Sample260816-vlpvbseq9z
- SHA256 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d
- MD5 12ae5465636069ccd4318301ecf02e74
- SHA1 73189a51150f2f55f6932fb2469d9de687cb6ad5
- SHA512 0ca46dbb3bf9037f60ed7e25d6e3bcf76cfbdfe8b49b7e4be91bb5cdff8a353522379ff97c47f70271e1fb495eb6c3698b40bedd5e831fa1e3edde0061ac0f63
- SSDEEP 6144:NcTgav1cdCTuoPbgwmOLJvKRILSFvdFbcEOkCybEaQRXr9HNdvOaty8KRpPUM:NSvO2x9mONvKRILSF/Okx2LIatyD
- TLSH T1B2A45C26B7909076C4B78674C8A247AAFBB1BC2127118B8FA39077191F73792BD3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3708 7fc2ecc0 - 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 1 114.114.114.114 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe Destination IP 2 223.5.5.5 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe Destination IP 10 114.114.114.114 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe Destination IP 11 223.5.5.5 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 7fc2ecc0 File created C:\Windows\SysWOW64\7fc2ecc0 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7fc2ecc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7fc2ecc0 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3f7b78 7fc2ecc0 File opened for modification C:\Windows\65b1e8 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.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 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7fc2ecc0 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7fc2ecc0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7fc2ecc0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 7fc2ecc0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7fc2ecc0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7fc2ecc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7fc2ecc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7fc2ecc0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7fc2ecc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7fc2ecc0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3708 7fc2ecc0 3708 7fc2ecc0 3708 7fc2ecc0 3708 7fc2ecc0 3708 7fc2ecc0 3708 7fc2ecc0 3708 7fc2ecc0 3708 7fc2ecc0 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe Token: SeTcbPrivilege 5940 81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe Token: SeDebugPrivilege 3708 7fc2ecc0 Token: SeTcbPrivilege 3708 7fc2ecc0
Processes
-
C:\Users\Admin\AppData\Local\Temp\81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.exe"C:\Users\Admin\AppData\Local\Temp\81f2a31b7b3f63a87348d7229ddfc64038e1907c180b950ee9435d4ddd29ca1d.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:5940
-
C:\Windows\Syswow64\7fc2ecc0C:\Windows\Syswow64\7fc2ecc01⤵
- 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:3708
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\7fc2ecc0
- Size 448KB
- SHA256 7fac82360b403f76b5be902330704de1e857c85ac91c8f5d855e235411ca6b50
- MD5 add13cd981c2e410a4e9c7cd2a44781f
- SHA1 2593ad2de285fc3af7f60e5d429986851d5f8c02
- SHA512 5e40101c1983d63c7b90dc8d98e46bb2a9ebb0e42884bd8e6442a3479a437be952dcc57e6e0fe00b7a409596c00af705f71724123ca1f0033fbbcbe7ccde20ab
- SSDEEP 6144:6cTgav1cdCTuoPbgwmOLJvKRILSFvdFbcEOkCybEaQRXr9HNdvOaty8KRpPUM:6SvO2x9mONvKRILSF/Okx2LIatyD
- TLSH T1A8A45C26B7909076C4B78674C8A247AAFBB1BC2127118B8FA39077191F73792BD3570D
- MD5 SHA1 SHA512 SSDEEP TLSH