Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
08/08/2026, 16:52
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe
- Size 511KB
- Sample260808-vdghzsam2s
- SHA256 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e
- MD5 80cf5f14947cd00b097160682f8c9047
- SHA1 01582afb0afa2560f5315400e56eb0307f9a9d38
- SHA512 d89a80bdabebee9b36151da08364eb7046ba982148665235ff2d63315dd49ce78dca60202d2402e2f8d52980d54c9dd009e5037da4cbe8584d88872b0937ea81
- SSDEEP 6144:LcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:LSvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T1EAB45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4336 60f61454 - 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 29 223.5.5.5 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe Destination IP 3 114.114.114.114 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe Destination IP 4 223.5.5.5 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe Destination IP 28 114.114.114.114 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.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\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 60f61454 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 60f61454 File created C:\Windows\SysWOW64\60f61454 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 60f61454 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4a3be0 60f61454 File opened for modification C:\Windows\32d030 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.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 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 60f61454 - 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:" 60f61454 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 60f61454 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 60f61454 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 60f61454 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 60f61454 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 60f61454 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 60f61454 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 60f61454 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 60f61454 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4336 60f61454 4336 60f61454 4336 60f61454 4336 60f61454 4336 60f61454 4336 60f61454 4336 60f61454 4336 60f61454 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe Token: SeTcbPrivilege 2968 ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe Token: SeDebugPrivilege 4336 60f61454 Token: SeTcbPrivilege 4336 60f61454
Processes
-
C:\Users\Admin\AppData\Local\Temp\ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.exe"C:\Users\Admin\AppData\Local\Temp\ef522c231b5959193267cfcff800b892db67834e462cf5c6048fc36798f6899e.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:2968
-
C:\Windows\Syswow64\60f61454C:\Windows\Syswow64\60f614541⤵
- 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:4336
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\60f61454
- Size 511KB
- SHA256 1a19690edc902b602893028b2758d045c4668ad35f05dbac8c9ebf3713496321
- MD5 7cde7abdcc97b6bb9a257b5948d9be67
- SHA1 cefc413147aa315833a3e9df50f393540cc2df6d
- SHA512 74adb873e44dcecfdf2b49d241873dccde697aabead1ed09ae8023acbd934619dba6475ed28446f2d370b82defb6ca8d230503943e55aed6c375a323c3d2780a
- SSDEEP 6144:3cTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:3SvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T109B45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH