Analysis
- max time kernel
150s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/07/2026, 00:45
Behavioral task
behavioral1
Sample
5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe
- Size 761KB
- Sample260720-a38csaav2k
- SHA256 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb
- MD5 4900709aa3e980ea17cd3f4876fa48ab
- SHA1 e7fc06510ad31b478c48074d0726564925e7d357
- SHA512 db3451a09defda4a3e5451c5af56e47d23855cbde238942a89096234406c85857416f91cbc45e281c319ca4f5c9231e85f7257da0db31286026581342f10b450
- SSDEEP 12288:HSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:yvO2xJKRw2kOkxSkW298B
- TLSH T1F3F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1152 1ac280f8 - 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 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe Destination IP 2 223.5.5.5 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe Destination IP 10 114.114.114.114 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe Destination IP 11 223.5.5.5 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\1ac280f8 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1ac280f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1ac280f8 -
resource yara_rule behavioral2/memory/3860-0-0x0000000000210000-0x000000000029C000-memory.dmp upx behavioral2/files/0x000c000000019c8f-2.dat upx behavioral2/memory/1152-3-0x00000000001C0000-0x000000000024C000-memory.dmp upx behavioral2/memory/3860-10-0x0000000000210000-0x000000000029C000-memory.dmp upx behavioral2/memory/1152-11-0x00000000001C0000-0x000000000024C000-memory.dmp upx behavioral2/memory/1152-34-0x00000000001C0000-0x000000000024C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\13b900 1ac280f8 File opened for modification C:\Windows\4215a8 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.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 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1ac280f8 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1ac280f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1ac280f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1ac280f8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1ac280f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1ac280f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1ac280f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1ac280f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1ac280f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1ac280f8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1152 1ac280f8 1152 1ac280f8 1152 1ac280f8 1152 1ac280f8 1152 1ac280f8 1152 1ac280f8 1152 1ac280f8 1152 1ac280f8 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe Token: SeTcbPrivilege 3860 5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe Token: SeDebugPrivilege 1152 1ac280f8 Token: SeTcbPrivilege 1152 1ac280f8
Processes
-
C:\Users\Admin\AppData\Local\Temp\5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.exe"C:\Users\Admin\AppData\Local\Temp\5e5d96a010453e09e9a6543f69f455d662ce630330c5d083fe3783a05bbbabcb.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:3860
-
C:\Windows\Syswow64\1ac280f8C:\Windows\Syswow64\1ac280f81⤵
- 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:1152
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1ac280f8
- Size 761KB
- SHA256 fa4d890a6134b9bc906d508b5cee930fbe1802b8aeb270e6062a82f0de2b5222
- MD5 5fbfd2f7b08a65696e409d29815218ea
- SHA1 a83b7665244a647554200b914478831bccc74fb4
- SHA512 599772c0d94af568d4be3da4629cc7f61a23fadb2ea49b4b0997712c06bd5cf5c35af434d9c7d196dd93051f015b2a69796a1af06badb2e884659aacb13a57da
- SSDEEP 12288:OSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:tvO2xJKRw2kOkxSkW298B
- TLSH T1A3F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH