Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 10:20
Behavioral task
behavioral1
Sample
2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe
- Size 548KB
- Sample260808-mdgvrada26
- SHA256 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b
- MD5 bb267a4b4e49f1708089ad5b55e25ed7
- SHA1 a1a5845d7432bcddd943d055964b3458911e4283
- SHA512 3c586ad303525f739a4498e37b1415b88ce833c624e7ca7487e3e98636d621a42bd8a52ad01f8bdde95c905b4cd0c03f41ce05014db5ec2c613974670f41baa2
- SSDEEP 6144:Dl51orRJXlDixHkUXe35r6cEOkCybEaQRXr9HNdvOa:VqXUHkUXe39gOkx2LIa
- TLSH T15AC4BF5BF2744076C49BD678C9935A9AFBF1B815872143CF1320825A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4592 3fc1669c - 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 20 114.114.114.114 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe Destination IP 21 223.5.5.5 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe Destination IP 4 114.114.114.114 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe Destination IP 6 223.5.5.5 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3fc1669c File created C:\Windows\SysWOW64\3fc1669c 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3fc1669c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3fc1669c -
resource yara_rule behavioral2/memory/2812-0-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral2/files/0x000b00000001136a-2.dat upx behavioral2/memory/4592-3-0x0000000000CB0000-0x0000000000D39000-memory.dmp upx behavioral2/memory/2812-16-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral2/memory/4592-18-0x0000000000CB0000-0x0000000000D39000-memory.dmp upx behavioral2/memory/4592-22-0x0000000000CB0000-0x0000000000D39000-memory.dmp upx behavioral2/memory/2812-34-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral2/memory/4592-35-0x0000000000CB0000-0x0000000000D39000-memory.dmp upx behavioral2/memory/2812-39-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral2/memory/2812-47-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4e9de0 3fc1669c File opened for modification C:\Windows\302478 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.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 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3fc1669c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3fc1669c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3fc1669c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 3fc1669c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3fc1669c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3fc1669c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3fc1669c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 3fc1669c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3fc1669c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 3fc1669c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4592 3fc1669c 4592 3fc1669c 4592 3fc1669c 4592 3fc1669c 4592 3fc1669c 4592 3fc1669c 4592 3fc1669c 4592 3fc1669c 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe Token: SeTcbPrivilege 2812 2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe Token: SeDebugPrivilege 4592 3fc1669c Token: SeTcbPrivilege 4592 3fc1669c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.exe"C:\Users\Admin\AppData\Local\Temp\2d1440884ad9415244344c00f72519c475c75395d9df46cf31fd76225f27825b.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:2812
-
C:\Windows\Syswow64\3fc1669cC:\Windows\Syswow64\3fc1669c1⤵
- 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:4592
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3fc1669c
- Size 548KB
- SHA256 88a5ccd06776bc6e76309eeb44b37407d711b66bab90dccade6fc11df89df944
- MD5 f55bfc8a0761ea4a7ffed18f51f75d0b
- SHA1 cd0e1e4b9c44b1006d0484fb43e44ab03fa8f3b5
- SHA512 69943ff1b1dd674ae92b4bb6f24959919fc6d9565b20a744e451c8d036811f9f4f3b85b9964c87e64544326a5d2928b39cb38780c6412d44c3e4f2bb41b93e86
- SSDEEP 6144:Wl51orRJXlDixHkUXe35r6cEOkCybEaQRXr9HNdvOa:eqXUHkUXe39gOkx2LIa
- TLSH T1B8C4BF5BF2744076C49BD678C9935A9AFBF1B815872143CF1320825A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH