Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/07/2026, 02:50
Behavioral task
behavioral1
Sample
cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe
- Size 1.4MB
- Sample260729-dbkdesvvhs
- SHA256 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590
- MD5 b16da68db98b0e85c414ea8807e5b592
- SHA1 0bc8a95e9718672d9d1a91aefd59bbcbb3059751
- SHA512 9725af92acb0fb0e951158c5c115c8bf6986a1926655a65d0395f2113aa8dfa226fd533226e267ce1c57dcabb71c5f2cad799275a45250810ff2bfb9cf88859d
- SSDEEP 24576:xjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:xTGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T10B65AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4868 1a31b957 - 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 1 114.114.114.114 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe Destination IP 2 223.5.5.5 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe Destination IP 15 114.114.114.114 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe Destination IP 16 223.5.5.5 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1a31b957 File created C:\Windows\SysWOW64\1a31b957 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1a31b957 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1a31b957 -
resource yara_rule behavioral2/memory/5744-0-0x0000000000B10000-0x0000000000B99000-memory.dmp upx behavioral2/files/0x000700000001b83c-2.dat upx behavioral2/memory/4868-3-0x0000000000370000-0x00000000003F9000-memory.dmp upx behavioral2/memory/5744-10-0x0000000000B10000-0x0000000000B99000-memory.dmp upx behavioral2/memory/4868-12-0x0000000000370000-0x00000000003F9000-memory.dmp upx behavioral2/memory/5744-28-0x0000000000B10000-0x0000000000B99000-memory.dmp upx behavioral2/memory/4868-29-0x0000000000370000-0x00000000003F9000-memory.dmp upx behavioral2/memory/4868-37-0x0000000000370000-0x00000000003F9000-memory.dmp upx behavioral2/memory/5744-48-0x0000000000B10000-0x0000000000B99000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\535788 1a31b957 File opened for modification C:\Windows\6256e0 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.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 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1a31b957 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1a31b957 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1a31b957 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1a31b957 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1a31b957 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1a31b957 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1a31b957 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1a31b957 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1a31b957 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1a31b957 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4868 1a31b957 4868 1a31b957 4868 1a31b957 4868 1a31b957 4868 1a31b957 4868 1a31b957 4868 1a31b957 4868 1a31b957 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe Token: SeTcbPrivilege 5744 cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe Token: SeDebugPrivilege 4868 1a31b957 Token: SeTcbPrivilege 4868 1a31b957
Processes
-
C:\Users\Admin\AppData\Local\Temp\cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.exe"C:\Users\Admin\AppData\Local\Temp\cc94743705006c23ca031b0273f42a34514eb47e165da1e77feacd1366745590.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:5744
-
C:\Windows\Syswow64\1a31b957C:\Windows\Syswow64\1a31b9571⤵
- 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:4868
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1a31b957
- Size 1.4MB
- SHA256 f1abddfedcf63792224b5f20fde1b801c7e444b1b14bb3900504c5b06864278e
- MD5 00f0c826a55290c3385090830601ce4e
- SHA1 fbde175f64a7dc378897c0c53941c30142e1e582
- SHA512 e645559adb8e43b5ad0c83bc11052f43c275653c3881d485c4b1ad522c877821c4cd8790cd15f72adfd7a237decc561bec39827d49dbcb4d70f76d008db74feb
- SSDEEP 24576:SjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:STGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T1B665AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH