Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
10/08/2026, 22:25
Behavioral task
behavioral1
Sample
afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe
- Size 1.7MB
- Sample260810-2b6tesar2w
- SHA256 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9
- MD5 b5945d5cb4cefba9874433876f9cef63
- SHA1 cdd4edd1c74d4cd50fddc6c0fd80ab17cca1d33c
- SHA512 9f8703d028dded5032fccb6182c582ef6e6349f1bcc8272fdfeb42bd59585a270053c644b5d83f6465372aaadfdaf87ee8371c935abba839bf071b954b2818e0
- SSDEEP 24576:TvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:THHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1FF858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2780 d18a26c - 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 50 223.5.5.5 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe Destination IP 3 114.114.114.114 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe Destination IP 4 223.5.5.5 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe Destination IP 47 114.114.114.114 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.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 d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C d18a26c File created C:\Windows\SysWOW64\d18a26c afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d18a26c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d18a26c -
resource yara_rule behavioral1/memory/2076-0-0x0000000000DF0000-0x0000000000E7C000-memory.dmp upx behavioral1/files/0x000e00000002436a-2.dat upx behavioral1/memory/2780-3-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral1/memory/2076-10-0x0000000000DF0000-0x0000000000E7C000-memory.dmp upx behavioral1/memory/2780-11-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral1/memory/2780-30-0x0000000000360000-0x00000000003EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2f9838 d18a26c File opened for modification C:\Windows\238ab8 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.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 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d18a26c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d18a26c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d18a26c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d18a26c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d18a26c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d18a26c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d18a26c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d18a26c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d18a26c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d18a26c - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2780 d18a26c 2780 d18a26c 2780 d18a26c 2780 d18a26c 2780 d18a26c 2780 d18a26c 2780 d18a26c 2780 d18a26c 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe Token: SeTcbPrivilege 2076 afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe Token: SeDebugPrivilege 2780 d18a26c Token: SeTcbPrivilege 2780 d18a26c
Processes
-
C:\Users\Admin\AppData\Local\Temp\afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.exe"C:\Users\Admin\AppData\Local\Temp\afc72115b35453707557ffdd48135030a33dedf367ce50a57ec0a264aec2d7a9.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:2076
-
C:\Windows\Syswow64\d18a26cC:\Windows\Syswow64\d18a26c1⤵
- 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:2780
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d18a26c
- Size 1.7MB
- SHA256 c87744cf18529323028099dbb00bde4936011618a9739ea53e87db8cd326d2fc
- MD5 4ca57f02b10fcba3b3b2219569c5ef55
- SHA1 5dd96eb1115962b2aa4f097d2d7c14fce52e9744
- SHA512 ce643c3174a77910bccef5c45cdfe064b3192b5fffe9d49a0aa71ad20c28641f3514bdb5a80b15f88223277f8205b7c6d6fb0275c375cefc766995bc441b9bc3
- SSDEEP 24576:5vO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:5HHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T184858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH