Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/07/2026, 20:59
Behavioral task
behavioral1
Sample
0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe
- Size 1.7MB
- Sample260718-zsys2afv61
- SHA256 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a
- MD5 0e45e17b4cea39661f17b7924e25e6d1
- SHA1 74cf3c8b6f8e772f95b058771e89d7bd32eaeb4e
- SHA512 a9ffcb71a64a1b10886a4df97b24c58b83a5354778b9a8feaf5f0941180e4df13e0136db2948b06b8e47c19b26bfb05de9c99c1ad225441486bbe4107bd87b01
- SSDEEP 24576:jvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:jHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T128858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2596 ed90f778 - 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 3 114.114.114.114 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe Destination IP 4 223.5.5.5 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe Destination IP 32 114.114.114.114 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe Destination IP 36 223.5.5.5 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 ed90f778 File created C:\Windows\SysWOW64\ed90f778 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ed90f778 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ed90f778 -
resource yara_rule behavioral1/memory/2284-0-0x0000000000DE0000-0x0000000000E6C000-memory.dmp upx behavioral1/files/0x0013000000024346-2.dat upx behavioral1/memory/2596-3-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral1/memory/2284-12-0x0000000000DE0000-0x0000000000E6C000-memory.dmp upx behavioral1/memory/2596-13-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral1/memory/2596-25-0x0000000000610000-0x000000000069C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2c71c8 ed90f778 File opened for modification C:\Windows\271a58 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.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 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ed90f778 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ed90f778 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ed90f778 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ed90f778 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ed90f778 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ed90f778 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ed90f778 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ed90f778 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ed90f778 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ed90f778 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2596 ed90f778 2596 ed90f778 2596 ed90f778 2596 ed90f778 2596 ed90f778 2596 ed90f778 2596 ed90f778 2596 ed90f778 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe Token: SeTcbPrivilege 2284 0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe Token: SeDebugPrivilege 2596 ed90f778 Token: SeTcbPrivilege 2596 ed90f778
Processes
-
C:\Users\Admin\AppData\Local\Temp\0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.exe"C:\Users\Admin\AppData\Local\Temp\0b1ea9b40885d869b712617548a32f50aa4c9b146bcf3580d1f532e93e0c1e7a.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:2284
-
C:\Windows\Syswow64\ed90f778C:\Windows\Syswow64\ed90f7781⤵
- 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:2596
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ed90f778
- Size 1.7MB
- SHA256 d432bec896835107494d3421a9c931b7a40e27ded5fdc7da4b2cbc2930409133
- MD5 19e1878667fcefd1cc39e85bfc6d7252
- SHA1 3f7339feefc99f72dc6c6d3f660c19897764ed69
- SHA512 9b5ca1c1e36560fcaa9b9b986a5573ae1b5d861fee124fc3f1ce58aafa38855b6f18797c0fb726c68aa2d8fba669c5afc17f51c1531b894eea0acde161b20d7e
- SSDEEP 24576:UvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:UHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T150858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH