Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
15/04/2026, 09:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe
- Size 395KB
- Sample260415-lemlysdx7v
- SHA256 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4
- MD5 bc2e4f4b5311df4eda814b53a4d83d47
- SHA1 02e612e3d7c0bd1692cc4baa738d122ea35a5bb5
- SHA512 9be940720c05fba23f54698cc9bf6386fa30644741722de9c0d001346643ea7f87ff0d9063024df6d5792049984160f873111e211a43af7e53a489c1556c1a92
- SSDEEP 6144:5w6O71c8GoBjS3BYLvV61qL2LZlRFZcEOkCybEaQRXr9HNdvOaty8K:5Q7O8f8BY7V61qL2LNOkx2LIaty
- TLSH T163846C2AF6A09072C4779579C4A256A6FFB1B42237204ACFA390475A1F337E2BD3531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4304 4b4e9439 - Unexpected DNS network traffic destination 10 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 44 114.114.114.114 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Destination IP 109 114.114.114.114 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Destination IP 111 223.5.5.5 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Destination IP 173 114.114.114.114 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Destination IP 174 223.5.5.5 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Destination IP 1 114.114.114.114 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Destination IP 49 223.5.5.5 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Destination IP 2 223.5.5.5 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Destination IP 35 114.114.114.114 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Destination IP 36 223.5.5.5 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\4b4e9439 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 4b4e9439 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 4b4e9439 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\49afa0 4b4e9439 File opened for modification C:\Windows\54fc48 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.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 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4b4e9439 - 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:" 4b4e9439 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 4b4e9439 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 4b4e9439 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 4b4e9439 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 4b4e9439 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 4b4e9439 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 4b4e9439 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 4b4e9439 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 4b4e9439 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4304 4b4e9439 4304 4b4e9439 4304 4b4e9439 4304 4b4e9439 4304 4b4e9439 4304 4b4e9439 4304 4b4e9439 4304 4b4e9439 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Token: SeTcbPrivilege 4964 bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe Token: SeDebugPrivilege 4304 4b4e9439 Token: SeTcbPrivilege 4304 4b4e9439
Processes
-
C:\Users\Admin\AppData\Local\Temp\bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.exe"C:\Users\Admin\AppData\Local\Temp\bef9f3ad69c1efe702bf51c347b3a92c82c98466be24751254629b1d6bd7dde4.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:4964
-
C:\Windows\Syswow64\4b4e9439C:\Windows\Syswow64\4b4e94391⤵
- 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:4304
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\4b4e9439
- Size 395KB
- SHA256 3117391d721164f04519318ede308a20ef153f3e2032a4613b41af740176ce4a
- MD5 40244c341cf07557638de7bb86ac6ffe
- SHA1 8b48427284111693e7cfe2e7234a2a7b3afe7d66
- SHA512 03434f375ced5364daa2493c5fc4d9edafc8139428eaa48b6255f020eba9c0f54a9e7ce70e5a98c1b4974347c231c5033b2da8a13b706599448e4c215a7cb529
- SSDEEP 6144:pw6O71c8GoBjS3BYLvV61qL2LZlRFZcEOkCybEaQRXr9HNdvOaty8K:pQ7O8f8BY7V61qL2LNOkx2LIaty
- TLSH T162846C2AF6A09072C4779579C4A256A6FFB1B42237204ACFA390475A1F337E2BD3531D
- MD5 SHA1 SHA512 SSDEEP TLSH