Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/09/2026, 18:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
9 signatures
150 seconds
General
- Target a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe
- Size 704KB
- Sample260930-xdv3gsfe85
- SHA256 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57
- MD5 b6f1f424820d9cc5e4286834f37aa4f1
- SHA1 6a8d651e635089cf55f0d557db749fb5a1c918fd
- SHA512 6fbcbf0b0ab1f77af50928870ecad17e7b8368d2b14561675c6fc45b46c58de02a4bbcf30a913ed2c8ef70dba034591bd29c16aff47efd4dc7deb5d03d7c1a3b
- SSDEEP 12288:8SvO2x9mONvKRILSFnOkx2LIaxy6RJ05r:PvO2xJKRI2FOkx2LFEF
- TLSH T1E6E46C26B7908136C477463585AB47A6EBB5BD11AB228B8F6340731D0F73793AE31B1C
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3776 a1f6c330 - Unexpected DNS network traffic destination 28 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 232 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 302 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 346 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 457 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 58 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 349 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 488 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 643 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 644 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 705 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 57 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 195 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 301 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 392 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 393 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 456 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 487 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 552 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 122 114.114.114.114 3776 a1f6c330 Destination IP 231 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 553 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 612 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 613 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 704 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 3 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 4 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 123 223.5.5.5 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Destination IP 194 114.114.114.114 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a1f6c330 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a1f6c330 File created C:\Windows\SysWOW64\a1f6c330 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\224f28 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe File opened for modification C:\Windows\40a580 a1f6c330 - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname a1f6c330 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain a1f6c330 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.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 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a1f6c330 - 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:" a1f6c330 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a1f6c330 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a1f6c330 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a1f6c330 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a1f6c330 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a1f6c330 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a1f6c330 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a1f6c330 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a1f6c330 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3776 a1f6c330 3776 a1f6c330 3776 a1f6c330 3776 a1f6c330 3776 a1f6c330 3776 a1f6c330 3776 a1f6c330 3776 a1f6c330 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Token: SeTcbPrivilege 2004 a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe Token: SeDebugPrivilege 3776 a1f6c330 Token: SeTcbPrivilege 3776 a1f6c330
Processes
-
C:\Users\Admin\AppData\Local\Temp\a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe"C:\Users\Admin\AppData\Local\Temp\a905c9d7ead8b8bce738559f4ee20bd32926bd1d14ecf39f92610e20837a9f57.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2004
-
C:\Windows\Syswow64\a1f6c330C:\Windows\Syswow64\a1f6c3301⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3776
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a1f6c330
- Size 704KB
- SHA256 baefaf7c9e967811e7e4946ed9f808dbe015472d78e6253c993446f7df701e66
- MD5 7fa0a35b71f7a0b00e91836b6b5b1b1f
- SHA1 44343ac7293e7d00da21fcc1f9966e0fefe2d26c
- SHA512 e9065b7397c18ece7aadd7c30437f336bac1e5a417ee4644f5a1b074608c56f2ab4cbdce5095dc3b215dc131493e1450486020809ee758278b05a3763e3bb0fb
- SSDEEP 12288:BSvO2x9mONvKRILSFnOkx2LIaxy6RJ05r:IvO2xJKRI2FOkx2LFEF
- TLSH T1D9E46C26B7908136C477463585AB47A6EBB5BD11AB228B8F6340731D0F73793AE31B1C
- MD5 SHA1 SHA512 SSDEEP TLSH