Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
20/04/2026, 23:32
Behavioral task
behavioral1
Sample
e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe
Resource
win10v2004-20260130-en
9 signatures
150 seconds
General
- Target e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe
- Size 560KB
- Sample260420-3jc2rahv2x
- SHA256 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4
- MD5 d1af9b4b987fee984f68939ce6277dd5
- SHA1 25c50e8c2191eb26372072b7a427e1d3cb6a9bc8
- SHA512 0284e32889c511c50d6a97c9a434e6dcc6b8800c669bfc430b18dddbee6185c1f486264f09c2ba9539d6ad3aecf817f1c12bccf7196df1c8974453d6ba4324b2
- SSDEEP 6144:86UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:8O7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T1E0C46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4228 39305250 - 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 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe Destination IP 2 223.5.5.5 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe Destination IP 7 114.114.114.114 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe Destination IP 8 223.5.5.5 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 39305250 File created C:\Windows\SysWOW64\39305250 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 39305250 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 39305250 -
resource yara_rule behavioral2/memory/3768-0-0x00000000005A0000-0x000000000062C000-memory.dmp upx behavioral2/memory/4228-3-0x0000000000F90000-0x000000000101C000-memory.dmp upx behavioral2/files/0x0016000000025a2d-2.dat upx behavioral2/memory/3768-10-0x00000000005A0000-0x000000000062C000-memory.dmp upx behavioral2/memory/4228-13-0x0000000000F90000-0x000000000101C000-memory.dmp upx behavioral2/memory/4228-49-0x0000000000F90000-0x000000000101C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\486288 39305250 File opened for modification C:\Windows\408270 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.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 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 39305250 - 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\Cookies\CachePrefix = "Cookie:" 39305250 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 39305250 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 39305250 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 39305250 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 39305250 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 39305250 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 39305250 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 39305250 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 39305250 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4228 39305250 4228 39305250 4228 39305250 4228 39305250 4228 39305250 4228 39305250 4228 39305250 4228 39305250 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe Token: SeTcbPrivilege 3768 e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe Token: SeDebugPrivilege 4228 39305250 Token: SeTcbPrivilege 4228 39305250
Processes
-
C:\Users\Admin\AppData\Local\Temp\e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.exe"C:\Users\Admin\AppData\Local\Temp\e8ab4cd7b9eb131a143bc4d72c1186a8b9aceceb0bd697f6d234cb749cd127c4.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:3768
-
C:\Windows\Syswow64\39305250C:\Windows\Syswow64\393052501⤵
- 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:4228
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\39305250
- Size 560KB
- SHA256 490527b9cfc5b7a79caf4deeeda3281d79be810f1d1b45391beceadf0b9a4530
- MD5 35c4bec5f142683955e16e5ce13b1809
- SHA1 193bbb1c1fee067da9f6b5f033fcdcf457116b1c
- SHA512 59a7603176079fb4b9302c2ea182d00f000911df33b0cc8518736d286aff35233a0ad7e3ce450fa787e1c84945480effb81d4a56980ca3cdd004c6e276e129fa
- SSDEEP 6144:H6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:HO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T1F8C46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH