Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/10/2026, 02:52
Behavioral task
behavioral1
Sample
3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe
- Size 1.7MB
- Sample261017-dc52hsg13s
- SHA256 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823
- MD5 2906acb6ff78d1db5976971aca2b07ab
- SHA1 38830e4bbd2c8ee7eaedbd4bcbafb569b28e1ba5
- SHA512 27bebb27a25d41a1433513503fe19dab3fc1ef4e1c102ecb84f94c56de3c7f0ca8c2e64657726d7820e119b61fe7a9497ba0432d6cd876c5151fb3067e70b015
- SSDEEP 24576:VvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:VHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T19E858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4828 2f9effa8 - Unexpected DNS network traffic destination 20 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 8 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 40 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 93 114.114.114.114 4828 2f9effa8 Destination IP 180 114.114.114.114 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 181 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 235 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 376 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 432 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 39 114.114.114.114 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 289 114.114.114.114 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 290 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 321 114.114.114.114 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 431 114.114.114.114 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 95 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 146 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 322 223.5.5.5 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 375 114.114.114.114 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 1 114.114.114.114 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 144 114.114.114.114 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Destination IP 234 114.114.114.114 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.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\IE 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2f9effa8 File created C:\Windows\SysWOW64\2f9effa8 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2f9effa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2f9effa8 -
resource yara_rule behavioral2/memory/692-0-0x0000000000210000-0x000000000029C000-memory.dmp upx behavioral2/files/0x000600000001b859-2.dat upx behavioral2/memory/4828-3-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/memory/692-18-0x0000000000210000-0x000000000029C000-memory.dmp upx behavioral2/memory/4828-19-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/memory/4828-40-0x0000000000FB0000-0x000000000103C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\52a838 2f9effa8 File opened for modification C:\Windows\bd8e8 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.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\Domain 2f9effa8 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2f9effa8 - 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 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2f9effa8 - 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:" 2f9effa8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2f9effa8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2f9effa8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2f9effa8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2f9effa8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2f9effa8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2f9effa8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2f9effa8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 2f9effa8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4828 2f9effa8 4828 2f9effa8 4828 2f9effa8 4828 2f9effa8 4828 2f9effa8 4828 2f9effa8 4828 2f9effa8 4828 2f9effa8 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Token: SeTcbPrivilege 692 3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe Token: SeDebugPrivilege 4828 2f9effa8 Token: SeTcbPrivilege 4828 2f9effa8
Processes
-
C:\Users\Admin\AppData\Local\Temp\3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.exe"C:\Users\Admin\AppData\Local\Temp\3273ccd868fee2742ce14a437a33a2d32489724e0cb4b0b8f1139de035b86823.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:692
-
C:\Windows\Syswow64\2f9effa8C:\Windows\Syswow64\2f9effa81⤵
- 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:4828
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\2f9effa8
- Size 1.7MB
- SHA256 a2c35f6f231ae69f91b2e60d9216b83c9be22763666d954d26c60092a03caf32
- MD5 423c019e9f4c46c1b42992633df9ae57
- SHA1 c8e56556b1daa91e7a5a56b4a9f57d0ee9cbf39e
- SHA512 624fbca5f784963e358718c50ccd25a028958b25e3abc3e5bc8d72ccbf3ed749c07e33c039c88f1c5ece97f42b3e79cc430744d5014257b0f17f97e028f47790
- SSDEEP 24576:dvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:dHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1D8858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH