Analysis
- max time kernel
149s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/10/2026, 04:34
Behavioral task
behavioral1
Sample
1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe
- Size 1.2MB
- Sample261002-e65taavy7n
- SHA256 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12
- MD5 68a1fe0c99a0208407e42aa10b626290
- SHA1 5dbd26d4c10abdc17fefc65f487d51b385cc211a
- SHA512 646951b61ab04f1cd23deeebf7a08b7177199a459c1452b63c38408f64d7aac7d9c1f79ba619b13983cf134671448d60f2fbd170785672da6b5da38d61194efe
- SSDEEP 24576:jvO2xJKRw2kOkx2LFRvhuZ98Es8k3OH3C0rQ6+y:jHHKe2WQXhuTtS0rQi
- TLSH T1DC559E31E641C036D4A70176C6B94BBFA578BD22072555CBE3D43A6A2F722D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 632 cfad572c - Unexpected DNS network traffic destination 18 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 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 154 114.114.114.114 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 235 223.5.5.5 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 372 114.114.114.114 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 464 114.114.114.114 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 465 223.5.5.5 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 5 223.5.5.5 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 59 114.114.114.114 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 60 223.5.5.5 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 156 223.5.5.5 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 373 223.5.5.5 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 403 114.114.114.114 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 124 114.114.114.114 632 cfad572c Destination IP 125 223.5.5.5 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 233 114.114.114.114 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 302 114.114.114.114 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 303 223.5.5.5 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Destination IP 404 223.5.5.5 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cfad572c File created C:\Windows\SysWOW64\cfad572c 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE cfad572c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies cfad572c -
resource yara_rule behavioral1/memory/1636-0-0x0000000000050000-0x00000000000DC000-memory.dmp upx behavioral1/memory/632-3-0x00000000005E0000-0x000000000066C000-memory.dmp upx behavioral1/files/0x0005000000023432-2.dat upx behavioral1/memory/1636-16-0x0000000000050000-0x00000000000DC000-memory.dmp upx behavioral1/memory/632-19-0x00000000005E0000-0x000000000066C000-memory.dmp upx behavioral1/memory/632-36-0x00000000005E0000-0x000000000066C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\ad1f0 cfad572c File opened for modification C:\Windows\1c0248 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname cfad572c Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain cfad572c Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.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 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cfad572c - 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\Content\CachePrefix cfad572c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" cfad572c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ cfad572c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" cfad572c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" cfad572c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" cfad572c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" cfad572c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" cfad572c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing cfad572c - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 632 cfad572c 632 cfad572c 632 cfad572c 632 cfad572c 632 cfad572c 632 cfad572c 632 cfad572c 632 cfad572c 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Token: SeTcbPrivilege 1636 1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe Token: SeDebugPrivilege 632 cfad572c Token: SeTcbPrivilege 632 cfad572c
Processes
-
C:\Users\Admin\AppData\Local\Temp\1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe"C:\Users\Admin\AppData\Local\Temp\1b9369110c530d1c1fa6b478dcd4b49962bc1b50e831379e4a47c1b4799ffc12.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1636
-
C:\Windows\Syswow64\cfad572cC:\Windows\Syswow64\cfad572c1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:632
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\cfad572c
- Size 1.2MB
- SHA256 13d16a28a37680be813d9eed591cf1b91a3292863afa71e74061193484cb872e
- MD5 749a8a5e2dbe4dbaf1ef9ef1978031c6
- SHA1 83cbc33cc4063b9a96fe07b861a0c421d86e495e
- SHA512 d73e941f10cf3b09c3a33e9b4bcfb10ccedafe5262dac6d46d57ac5f136c1b360b16e4f51aa7888316e43f1b8e5a42da017f38d4afbefacbb243f74e434ab474
- SSDEEP 24576:5vO2xJKRw2kOkx2LFRvhuZ98Es8k3OH3C0rQ6+y:5HHKe2WQXhuTtS0rQi
- TLSH T136559E31E641C036D4A70176C6B94BBFA578BD22072555CBE3D43E6A2F722D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH