Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
21/04/2026, 22:43
Behavioral task
behavioral1
Sample
386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe
- Size 548KB
- Sample260421-2npexads9r
- SHA256 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e
- MD5 4cd9ae1328d4dd43b3376ce86b32ce3b
- SHA1 4d18d4c91dee83176695166ecacb476a4ac9538d
- SHA512 6de45b94575b84bc526e92cd7bae0b36872b9695e41c8e706879feb1423890659a0e1efa09cb896d210476c79789e01fd62f638d22381148b50577275a502f00
- SSDEEP 12288:ckbOgbKcMoxy9RLW3uqXUHkUXe39+Okx2LIa:VbOgbEqy9RKejHPOwOkx2LF
- TLSH T124C4AE26F6A0C032C4B79574C4A34AAAFBB1742167204ACFA395475A1F737E2BE3531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 992 5e3c8d18 - 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 11 223.5.5.5 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe Destination IP 1 114.114.114.114 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe Destination IP 2 223.5.5.5 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe Destination IP 10 114.114.114.114 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.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 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5e3c8d18 File created C:\Windows\SysWOW64\5e3c8d18 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 5e3c8d18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5e3c8d18 -
resource yara_rule behavioral2/memory/2392-0-0x0000000000610000-0x0000000000699000-memory.dmp upx behavioral2/files/0x001d00000002b11b-3.dat upx behavioral2/memory/992-4-0x0000000000510000-0x0000000000599000-memory.dmp upx behavioral2/memory/2392-10-0x0000000000610000-0x0000000000699000-memory.dmp upx behavioral2/memory/992-12-0x0000000000510000-0x0000000000599000-memory.dmp upx behavioral2/memory/2392-29-0x0000000000610000-0x0000000000699000-memory.dmp upx behavioral2/memory/992-30-0x0000000000510000-0x0000000000599000-memory.dmp upx behavioral2/memory/992-32-0x0000000000510000-0x0000000000599000-memory.dmp upx behavioral2/memory/2392-42-0x0000000000610000-0x0000000000699000-memory.dmp upx behavioral2/memory/2392-47-0x0000000000610000-0x0000000000699000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\28f3b0 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe File opened for modification C:\Windows\10fbc0 5e3c8d18 - 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 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5e3c8d18 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 5e3c8d18 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 5e3c8d18 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 5e3c8d18 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 5e3c8d18 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 5e3c8d18 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 5e3c8d18 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 5e3c8d18 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 5e3c8d18 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 5e3c8d18 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 992 5e3c8d18 992 5e3c8d18 992 5e3c8d18 992 5e3c8d18 992 5e3c8d18 992 5e3c8d18 992 5e3c8d18 992 5e3c8d18 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe Token: SeTcbPrivilege 2392 386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe Token: SeDebugPrivilege 992 5e3c8d18 Token: SeTcbPrivilege 992 5e3c8d18
Processes
-
C:\Users\Admin\AppData\Local\Temp\386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.exe"C:\Users\Admin\AppData\Local\Temp\386494e433f497e92a1d20722b31d42ba30dbb60ee594b11dfc5cb9ac2dcf55e.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:2392
-
C:\Windows\Syswow64\5e3c8d18C:\Windows\Syswow64\5e3c8d181⤵
- 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:992
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\5e3c8d18
- Size 548KB
- SHA256 4ca125ad4496c43764e3b2d941bff11cfcca0b7874db8aeb3467063ac7d9f2bd
- MD5 e9762b6094786b2c6190b2db4813887a
- SHA1 ef46ca209053f0db9f833565db2b25fec659e4c9
- SHA512 0e9e077204d0805876b8c3d85e027bad4bba46c5e7152716f0ba70a5f0fb9509e64fd4f2cf41e7e00886e36a9fd95f89aaa23b831d3c6507f29cfeb4e1a831e4
- SSDEEP 12288:tkbOgbKcMoxy9RLW3uqXUHkUXe39+Okx2LIa:SbOgbEqy9RKejHPOwOkx2LF
- TLSH T151C4AE26F6A0C032C4B79574C4A34AAAFBB1742167204ACFA395475A1F737E2BE3531D
- MD5 SHA1 SHA512 SSDEEP TLSH