Analysis
- max time kernel
150s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
21/04/2026, 08:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe
- Size 395KB
- Sample260421-jweassbt3k
- SHA256 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78
- MD5 0e73d9ffba1b1e5556de26fa5c60e859
- SHA1 c4ce2da357add292ca278545641d990161c8f778
- SHA512 cf1f7e8f4b60c35e28076a68a294fb2ce4244c0072c4724197fc8a7b67d65e8a27a39b223f468dcab64477503887aff5efad9237ba21dfa4fe00adb64c2ac1de
- SSDEEP 6144:oQtK91cOo9qoiTpppLeIUfdLyO2QFicEOkCybEaQRXr9HNdvOaxy8K:o39OFaPpKIUfdLyO8Okx2LIaxy
- TLSH T147847D2AB7A0D076C4B79579C49247AAFEB1B42137204ACFA390475A1F237E2BD3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3052 a894c9a1 - 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 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe Destination IP 2 223.5.5.5 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe Destination IP 11 114.114.114.114 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe Destination IP 12 223.5.5.5 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a894c9a1 File created C:\Windows\SysWOW64\a894c9a1 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a894c9a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a894c9a1 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\344058 a894c9a1 File opened for modification C:\Windows\42a1e8 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.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 a894c9a1 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe - 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 a894c9a1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a894c9a1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a894c9a1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a894c9a1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a894c9a1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a894c9a1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a894c9a1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a894c9a1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a894c9a1 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3052 a894c9a1 3052 a894c9a1 3052 a894c9a1 3052 a894c9a1 3052 a894c9a1 3052 a894c9a1 3052 a894c9a1 3052 a894c9a1 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe Token: SeTcbPrivilege 3892 cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe Token: SeDebugPrivilege 3052 a894c9a1 Token: SeTcbPrivilege 3052 a894c9a1
Processes
-
C:\Users\Admin\AppData\Local\Temp\cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.exe"C:\Users\Admin\AppData\Local\Temp\cbdb70bd40e372733acb3331bc6988241904aad4cd5570d4e7e6297fc5003e78.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:3892
-
C:\Windows\Syswow64\a894c9a1C:\Windows\Syswow64\a894c9a11⤵
- 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:3052
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a894c9a1
- Size 395KB
- SHA256 607968f1bbf5a7b671db14bb5d48cfbab068a222db851eaffe6fa95341ba3d38
- MD5 4eb8caa4e385b16f2ade46d6a9ebedc1
- SHA1 e18b8a86b68cedd2b823aa3c1c6e1097e0fec801
- SHA512 cc5523319dfd08c686b325c5daaf9f73ba1a94a28898363b5632394c20107b3d3831e8638b81e80836e9c2168424d9de022e47f0e74c62f7cda0139b9ad3daf9
- SSDEEP 6144:lQtK91cOo9qoiTpppLeIUfdLyO2QFicEOkCybEaQRXr9HNdvOaxy8K:l39OFaPpKIUfdLyO8Okx2LIaxy
- TLSH T1F8847D2AB7A0D076C4B79579C49247AAFEB1B42137204ACFA390475A1F237E2BD3570D
- MD5 SHA1 SHA512 SSDEEP TLSH