Analysis
- max time kernel
150s - max time network
155s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 23:08
Behavioral task
behavioral1
Sample
87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe
- Size 766KB
- Sample260809-24jvcser9v
- SHA256 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e
- MD5 faec30b082c62bd7eb439f1ef374da4f
- SHA1 0f38a95b330cc5919a8d2de3635833a4ec83dd57
- SHA512 4a4e257a86168b343b260eccff5a347872dd7578f2bed080cad365cb3d59f0c419c2c15f7a8987ebc8e729e00fcc6c98ea4bb62afcca107d0250f98076f086f6
- SSDEEP 12288:ASvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:bvO2xJKRw2kOkx2LFRvcUV
- TLSH T1AAF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2936 94577d9a - 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 1 114.114.114.114 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe Destination IP 2 223.5.5.5 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe Destination IP 12 114.114.114.114 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe Destination IP 13 223.5.5.5 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 94577d9a File created C:\Windows\SysWOW64\94577d9a 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 94577d9a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 94577d9a -
resource yara_rule behavioral2/memory/5776-0-0x0000000000080000-0x000000000010C000-memory.dmp upx behavioral2/memory/2936-4-0x0000000000880000-0x000000000090C000-memory.dmp upx behavioral2/files/0x0010000000016ce7-3.dat upx behavioral2/memory/5776-18-0x0000000000080000-0x000000000010C000-memory.dmp upx behavioral2/memory/2936-19-0x0000000000880000-0x000000000090C000-memory.dmp upx behavioral2/memory/2936-36-0x0000000000880000-0x000000000090C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3243f0 94577d9a File opened for modification C:\Windows\62e320 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.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 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 94577d9a - 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:" 94577d9a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 94577d9a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 94577d9a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 94577d9a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 94577d9a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 94577d9a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 94577d9a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 94577d9a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 94577d9a - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2936 94577d9a 2936 94577d9a 2936 94577d9a 2936 94577d9a 2936 94577d9a 2936 94577d9a 2936 94577d9a 2936 94577d9a 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe Token: SeTcbPrivilege 5776 87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe Token: SeDebugPrivilege 2936 94577d9a Token: SeTcbPrivilege 2936 94577d9a
Processes
-
C:\Users\Admin\AppData\Local\Temp\87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.exe"C:\Users\Admin\AppData\Local\Temp\87d68fb3f6fade4932b5b1c488d42dc9b2d1fb39e58bd3cf491dae97c628d66e.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:5776
-
C:\Windows\Syswow64\94577d9aC:\Windows\Syswow64\94577d9a1⤵
- 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:2936
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:2836
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\94577d9a
- Size 766KB
- SHA256 7a62fd752fe0ea63bdd6d31a8c44143d04044babc1246ddc569579d622242ef3
- MD5 cd4d491ca9d948bade2ffe87a2dcf270
- SHA1 a4f60a81ff3dd9577c01488710d875e1e3f66e1c
- SHA512 8803f716180f56eda031943165ac8aed7386734243fca0d806de4dbe921996393772693b1ad1735b4716e29d826d538eaecef1d7a3c7d55ca43b5167c431b7fe
- SSDEEP 12288:xSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:YvO2xJKRw2kOkx2LFRvcUV
- TLSH T17AF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH