Analysis
- max time kernel
149s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
26/04/2026, 22:18
Behavioral task
behavioral1
Sample
710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe
- Size 271KB
- Sample260426-18c2yahv7x
- SHA256 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2
- MD5 1d577369d1baf742d168558f5e0c7ed1
- SHA1 cc75f08b12455e1210d3cc2627c96a2d2f9ab8aa
- SHA512 307c8d2f2089e2d2fa6c660433b4e2714382ddeeb31c9f07e8eb2688f21e06460d8166325287b4250a3c703bb6fa8ee50deda730f76b77ff68769dede0e15f9b
- SSDEEP 6144:6l51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOa:iqXUHkUXe39sOkx2LIa
- TLSH T1B344CF5BF27440B6C49AD678C9935A5AFBF1B815872143CF1320C25A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5212 f4c624d2 - Unexpected DNS network traffic destination 10 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 147 114.114.114.114 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Destination IP 148 223.5.5.5 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Destination IP 229 114.114.114.114 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Destination IP 230 223.5.5.5 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Destination IP 3 114.114.114.114 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Destination IP 49 114.114.114.114 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Destination IP 50 223.5.5.5 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Destination IP 78 223.5.5.5 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Destination IP 4 223.5.5.5 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Destination IP 75 114.114.114.114 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f4c624d2 File created C:\Windows\SysWOW64\f4c624d2 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f4c624d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f4c624d2 -
resource yara_rule behavioral1/memory/4300-0-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral1/memory/5212-4-0x00000000008F0000-0x0000000000979000-memory.dmp upx behavioral1/files/0x000b0000000243e7-3.dat upx behavioral1/memory/4300-18-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral1/memory/5212-20-0x00000000008F0000-0x0000000000979000-memory.dmp upx behavioral1/memory/4300-37-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral1/memory/5212-38-0x00000000008F0000-0x0000000000979000-memory.dmp upx behavioral1/memory/5212-40-0x00000000008F0000-0x0000000000979000-memory.dmp upx behavioral1/memory/4300-46-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral1/memory/4300-51-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral1/memory/4300-52-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral1/memory/4300-53-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral1/memory/4300-55-0x00000000002B0000-0x0000000000339000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\499e18 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe File opened for modification C:\Windows\593b38 f4c624d2 - 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 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f4c624d2 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f4c624d2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f4c624d2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f4c624d2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f4c624d2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f4c624d2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f4c624d2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f4c624d2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f4c624d2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f4c624d2 - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 5212 f4c624d2 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Token: SeTcbPrivilege 4300 710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe Token: SeDebugPrivilege 5212 f4c624d2 Token: SeTcbPrivilege 5212 f4c624d2
Processes
-
C:\Users\Admin\AppData\Local\Temp\710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.exe"C:\Users\Admin\AppData\Local\Temp\710de76518c1e14b054802d5d21d2481ed60b62fba9ce6008087ed20e04eafc2.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:4300
-
C:\Windows\Syswow64\f4c624d2C:\Windows\Syswow64\f4c624d21⤵
- 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:5212
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f4c624d2
- Size 271KB
- SHA256 f3b547b0a5cdd5ba1eea3183852b7ec605a51b74bf97a3597a741eec49e92aa1
- MD5 4a4a97cc82d8ac0c1b9e5a9efff9e36f
- SHA1 fb7c14352ff0d6aaf6f9f1ac5438d4dbea6d05ff
- SHA512 c2d5b944d5507b718561c289ce98461cba81c6f2cabcd370a28d3ef87c8244721bc6cc625b7ef3995c78ee27377cd0b9a2944abf49ba8d2db1357800ea6935b6
- SSDEEP 6144:Cl51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOa:aqXUHkUXe39sOkx2LIa
- TLSH T14F44CF5BF27440B6C49AD678C9935A5AFBF1B815872143CF1320C25A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH