Analysis
- max time kernel
150s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/08/2026, 03:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe
- Size 4.8MB
- Sample260818-dk4tesdl4x
- SHA256 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d
- MD5 7de144f1f1061081be801130523c74cf
- SHA1 ee85e33406505823f2ca96e2cf8ae61317590c93
- SHA512 c8f68f04c794baaff586ef0267a55d70d4e44e29f6b4ac642587a37f9770d4e99895d6e614b7eddf02498e6d46a33ee1877c4eb1e231276dd0b47e300a7d62a8
- SSDEEP 49152:SHHKO29Ql5QZuTtS0rQMYOQ+q8CEPfTG4Q2TGHQe9KFeMx///x:SnKdmWsM0r1QnIK4PKHd0FeS///x
- TLSH T1F4367D12B780C236D4AA473189AF43AA5778FD114B2687CB7384772E1E736D29F31B19
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2100 b74f418c - Unexpected DNS network traffic destination 16 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 4 223.5.5.5 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 238 223.5.5.5 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 88 223.5.5.5 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 108 114.114.114.114 2100 b74f418c Destination IP 117 223.5.5.5 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 237 114.114.114.114 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 294 223.5.5.5 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 323 114.114.114.114 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 324 223.5.5.5 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 42 223.5.5.5 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 143 114.114.114.114 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 144 223.5.5.5 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 293 114.114.114.114 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 2 114.114.114.114 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 41 114.114.114.114 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Destination IP 86 114.114.114.114 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b74f418c File created C:\Windows\SysWOW64\b74f418c eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b74f418c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b74f418c - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\23f3e8 b74f418c File opened for modification C:\Windows\2f63a0 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.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 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b74f418c - 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 b74f418c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b74f418c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b74f418c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b74f418c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b74f418c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b74f418c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b74f418c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b74f418c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b74f418c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2100 b74f418c 2100 b74f418c 2100 b74f418c 2100 b74f418c 2100 b74f418c 2100 b74f418c 2100 b74f418c 2100 b74f418c 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Token: SeTcbPrivilege 2768 eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe Token: SeDebugPrivilege 2100 b74f418c Token: SeTcbPrivilege 2100 b74f418c
Processes
-
C:\Users\Admin\AppData\Local\Temp\eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.exe"C:\Users\Admin\AppData\Local\Temp\eff407c704ce2271509a25621eeca61fd4bc64c292c937c97531350019ed747d.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:2768
-
C:\Windows\Syswow64\b74f418cC:\Windows\Syswow64\b74f418c1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:2100
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b74f418c
- Size 4.8MB
- SHA256 b4a264bebbe5b0db2347ac7f3ee6d795e49cb02cbb99831dc2b8eccc3e3f9353
- MD5 11163fd8fdfb5b2c8f388aadade49c20
- SHA1 506c2051b5e279993729ae5c8b0d89c5cdf67cb2
- SHA512 ca86eaa018d5328d28482f8cbcc7d034ae10a5f7d7f2dac1a598116d24d487bdab932ae06c3679e1062a1b1070eb0ea42de9f5ba98a02971264145a2726ecb80
- SSDEEP 49152:IHHKO29Ql5QZuTtS0rQMYOQ+q8CEPfTG4Q2TGHQe9KFeMx///x:InKdmWsM0r1QnIK4PKHd0FeS///x
- TLSH T1C4367D12B780C236D4AA473189AF43AA5778FD114B2687CB7384772E1E736D29F31B19
- MD5 SHA1 SHA512 SSDEEP TLSH