Analysis
- max time kernel
150s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/04/2026, 02:40
Behavioral task
behavioral1
Sample
c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe
- Size 2.5MB
- Sample260424-c58gnsds21
- SHA256 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919
- MD5 d73e1947ecf1f562cf56146a95e07697
- SHA1 2ebe903c6e04347e67889309884b9f8ba71f3e85
- SHA512 b132afe7e27c68dc67992d7399346ac0bae9f892bc9bce31b865499eb70b4d0e41e69fe458bd77d84ec795a947880c849172f0dd7967adc3431bd1dda8a8ece0
- SSDEEP 49152:pHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:pnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T132C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 560 90fbc697 - 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 3 114.114.114.114 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe Destination IP 4 223.5.5.5 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe Destination IP 34 114.114.114.114 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe Destination IP 35 223.5.5.5 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 90fbc697 File created C:\Windows\SysWOW64\90fbc697 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 90fbc697 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 90fbc697 -
resource yara_rule behavioral1/memory/376-0-0x0000000000460000-0x00000000004EC000-memory.dmp upx behavioral1/memory/560-3-0x0000000000170000-0x00000000001FC000-memory.dmp upx behavioral1/files/0x00180000000241f1-2.dat upx behavioral1/memory/376-10-0x0000000000460000-0x00000000004EC000-memory.dmp upx behavioral1/memory/560-11-0x0000000000170000-0x00000000001FC000-memory.dmp upx behavioral1/memory/560-22-0x0000000000170000-0x00000000001FC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\66ff0 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe File opened for modification C:\Windows\99660 90fbc697 - 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 90fbc697 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 90fbc697 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 90fbc697 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 90fbc697 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 90fbc697 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 90fbc697 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 90fbc697 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 90fbc697 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 90fbc697 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 90fbc697 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 560 90fbc697 560 90fbc697 560 90fbc697 560 90fbc697 560 90fbc697 560 90fbc697 560 90fbc697 560 90fbc697 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe Token: SeTcbPrivilege 376 c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe Token: SeDebugPrivilege 560 90fbc697 Token: SeTcbPrivilege 560 90fbc697
Processes
-
C:\Users\Admin\AppData\Local\Temp\c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.exe"C:\Users\Admin\AppData\Local\Temp\c2dd4dce40272fbcc1ae7680bf36ba470ba3f2efc3b436aa25601942d27eb919.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:376
-
C:\Windows\Syswow64\90fbc697C:\Windows\Syswow64\90fbc6971⤵
- 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:560
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\90fbc697
- Size 2.5MB
- SHA256 bc1754c913b5ad46c5f4cbe861149dba8e2c1ad1660bf433bc5ed84101003b28
- MD5 837058b5edf6724160cae6f795f3bc78
- SHA1 9080305dbf6e0d86e316535b2e16ea89e0f41ba7
- SHA512 9963292509e7b0cb93a17844e81380e9213053bc871ac8eb07a92b6b48ba775506bba802c727ebdfe3d50ce80997f746de1e5831972881066ecdc7e65e8e5c43
- SSDEEP 49152:3HHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:3nKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T162C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH