Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/07/2026, 18:40
Behavioral task
behavioral1
Sample
df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe
- Size 1024KB
- Sample260713-xbemqaev7p
- SHA256 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c
- MD5 d9d4d24e017d3c6da9f935af2b67da9e
- SHA1 976f1df09bf3cdfb7a3035ecb71b4b2bd927ac25
- SHA512 69d433e4263e023cae13c059f3926109b7b9104a92b657153ca24f482c2b949a39cb093e43cd3a9d85c21214f0b2e8a3281bbb9ece8ce4b699016b352a5e5294
- SSDEEP 24576:8jHPOSOkx2LFshuZ98Es8k3OH3C0rQ6+y:8TGkQyhuTtS0rQi
- TLSH T14C25AF31E242C03AD5A70172C6BE0BAF95787D25472951C7A3D43D6A2FB22D2AE3570F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1740 2c77a648 - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 38 223.5.5.5 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe Destination IP 42 114.114.114.114 1740 2c77a648 Destination IP 43 223.5.5.5 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe Destination IP 1 114.114.114.114 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe Destination IP 2 223.5.5.5 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe Destination IP 37 114.114.114.114 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2c77a648 File created C:\Windows\SysWOW64\2c77a648 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2c77a648 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 2c77a648 -
resource yara_rule behavioral2/memory/1980-0-0x0000000000720000-0x00000000007A9000-memory.dmp upx behavioral2/files/0x000a00000001b85c-2.dat upx behavioral2/memory/1740-3-0x0000000000D40000-0x0000000000DC9000-memory.dmp upx behavioral2/memory/1980-18-0x0000000000720000-0x00000000007A9000-memory.dmp upx behavioral2/memory/1740-20-0x0000000000D40000-0x0000000000DC9000-memory.dmp upx behavioral2/memory/1980-33-0x0000000000720000-0x00000000007A9000-memory.dmp upx behavioral2/memory/1740-34-0x0000000000D40000-0x0000000000DC9000-memory.dmp upx behavioral2/memory/1740-38-0x0000000000D40000-0x0000000000DC9000-memory.dmp upx behavioral2/memory/1980-51-0x0000000000720000-0x00000000007A9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1dca18 2c77a648 File opened for modification C:\Windows\21e5f8 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.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 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2c77a648 - 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 2c77a648 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2c77a648 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2c77a648 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2c77a648 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2c77a648 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2c77a648 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2c77a648 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2c77a648 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 2c77a648 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1740 2c77a648 1740 2c77a648 1740 2c77a648 1740 2c77a648 1740 2c77a648 1740 2c77a648 1740 2c77a648 1740 2c77a648 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe Token: SeTcbPrivilege 1980 df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe Token: SeDebugPrivilege 1740 2c77a648 Token: SeTcbPrivilege 1740 2c77a648
Processes
-
C:\Users\Admin\AppData\Local\Temp\df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.exe"C:\Users\Admin\AppData\Local\Temp\df8cb2f63ecac846cb8b4e71d5d4d22653e14f2556453dbe96e4b5386863026c.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:1980
-
C:\Windows\Syswow64\2c77a648C:\Windows\Syswow64\2c77a6481⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:1740
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\2c77a648
- Size 1024KB
- SHA256 f951291b9c27a4eeafcf9ba133cdf1ce751cfedd9aa8d8b4b3d0711ea0a48897
- MD5 870dd63042dd8ed063962c1d7e83b719
- SHA1 614b9e55961527aa7dc50f28bca8be69e0b98047
- SHA512 0c91283f839173f6f8ad9d67f9d3856e155e1670369880120f0ca997912979a872e7c05cc25a4633d2171647a7a5ab8d8ed259943d229f15192ba2848f045875
- SSDEEP 24576:hjHPOSOkx2LFshuZ98Es8k3OH3C0rQ6+y:hTGkQyhuTtS0rQi
- TLSH T14D25AF31E242C03AD5A70172C6BE0BAF95787D25472951C7A3D43D6A2FB22D2AE3570F
- MD5 SHA1 SHA512 SSDEEP TLSH