Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
17/04/2026, 22:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe
- Size 1.6MB
- Sample260417-185ryscy2v
- SHA256 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303
- MD5 1dc8ea76beb5663245d7669b71a59220
- SHA1 492063bac230f5f5daf22f2dc93880c3c66e9255
- SHA512 8c1e9329ce8f1070b61fcdd70a121b049f8a43a4ff93a0188e0af51c4e087fb9bd10791d255e9c51eb8c5089f9a1c0d9a5282b23c2b08769bfedf51e7c16a375
- SSDEEP 24576:JvO2xJKRI2FOkx2LFEvcUQPxuZ98Es8k3OH3C0rQ6+84FqoBsqMwLooSHazBvKRC:JHHKO29Qm5QZuTtS0rQM4PSxSFlv+a
- TLSH T17E759E22E341C072D567117146BA0B7EA938BE62077495C7E3D4FD752F722E2AA3630E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2424 e7fe0fff - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 52 223.5.5.5 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe Destination IP 1 114.114.114.114 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe Destination IP 2 223.5.5.5 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe Destination IP 10 114.114.114.114 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe Destination IP 11 223.5.5.5 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe Destination IP 51 114.114.114.114 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.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 e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e7fe0fff File created C:\Windows\SysWOW64\e7fe0fff c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e7fe0fff File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e7fe0fff - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\297ff0 e7fe0fff File opened for modification C:\Windows\161e98 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.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 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e7fe0fff - 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 e7fe0fff Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e7fe0fff Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e7fe0fff Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e7fe0fff Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e7fe0fff Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e7fe0fff Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e7fe0fff Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e7fe0fff Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e7fe0fff - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2424 e7fe0fff 2424 e7fe0fff 2424 e7fe0fff 2424 e7fe0fff 2424 e7fe0fff 2424 e7fe0fff 2424 e7fe0fff 2424 e7fe0fff 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe Token: SeTcbPrivilege 1292 c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe Token: SeDebugPrivilege 2424 e7fe0fff Token: SeTcbPrivilege 2424 e7fe0fff
Processes
-
C:\Users\Admin\AppData\Local\Temp\c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.exe"C:\Users\Admin\AppData\Local\Temp\c44c254d19e8685b33934b70fc4848c3feddb621366ae2127275917e877d5303.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:1292
-
C:\Windows\Syswow64\e7fe0fffC:\Windows\Syswow64\e7fe0fff1⤵
- 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:2424
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e7fe0fff
- Size 1.6MB
- SHA256 96a1e029e48d4d302a72751a09cbcd84740fa957a252119d9fefa2602afc7d32
- MD5 d0d7adcea953a8397093de6436fc7668
- SHA1 3db712ff4bebab567ff14ce3853d7ad52410d405
- SHA512 4fb9908f9d46ded18fb89ea23f1a939e5f91c0fab29a3c4a23476eadcab87240c715faa41d14fa3e1be534493b9f64f083ee7e4bc606ed541a642f1244eabe45
- SSDEEP 24576:pvO2xJKRI2FOkx2LFEvcUQPxuZ98Es8k3OH3C0rQ6+84FqoBsqMwLooSHazBvKRC:pHHKO29Qm5QZuTtS0rQM4PSxSFlv+a
- TLSH T140759E22E341C072D567117146BA0B7EA938BE62077495C7E3D4FD752F722E2AA3630E
- MD5 SHA1 SHA512 SSDEEP TLSH