Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
10/05/2026, 08:23
Behavioral task
behavioral1
Sample
e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe
Resource
win11-20260130-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe
- Size 761KB
- Sample260510-j94slsby21
- SHA256 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05
- MD5 31c659edec5f44e182ad2ae7719d5fce
- SHA1 ad5ba29ef310813e859ec66ef8863804b8b4ba86
- SHA512 be8a4d09785b9f1056b5a4ee19a15a03479fa3b4ebfbbcacabf3c9b03d20a9cca2c9207b120b72a0c4ce394adf292dc4abdbbed2829a576f457652ba71f71a3e
- SSDEEP 12288:ASvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:bvO2xJKRw2kOkxSkW298B
- TLSH T175F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5168 c78df6f4 - 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 36 223.5.5.5 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe Destination IP 3 114.114.114.114 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe Destination IP 10 223.5.5.5 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe Destination IP 33 114.114.114.114 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c78df6f4 File created C:\Windows\SysWOW64\c78df6f4 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c78df6f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c78df6f4 -
resource yara_rule behavioral1/memory/4952-0-0x0000000000B70000-0x0000000000BFC000-memory.dmp upx behavioral1/files/0x0009000000024450-2.dat upx behavioral1/memory/5168-4-0x0000000000460000-0x00000000004EC000-memory.dmp upx behavioral1/memory/4952-23-0x0000000000B70000-0x0000000000BFC000-memory.dmp upx behavioral1/memory/5168-25-0x0000000000460000-0x00000000004EC000-memory.dmp upx behavioral1/memory/5168-39-0x0000000000460000-0x00000000004EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\587a60 c78df6f4 File opened for modification C:\Windows\54c7b0 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.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 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c78df6f4 - 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 c78df6f4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c78df6f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c78df6f4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c78df6f4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c78df6f4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c78df6f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c78df6f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c78df6f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c78df6f4 - Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 5168 c78df6f4 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe Token: SeTcbPrivilege 4952 e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe Token: SeDebugPrivilege 5168 c78df6f4 Token: SeTcbPrivilege 5168 c78df6f4
Processes
-
C:\Users\Admin\AppData\Local\Temp\e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.exe"C:\Users\Admin\AppData\Local\Temp\e92af9e54ec01994cedbe977cd882505dbd07c212df0a820f149823eb9b0ef05.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:4952
-
C:\Windows\Syswow64\c78df6f4C:\Windows\Syswow64\c78df6f41⤵
- 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:5168
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c78df6f4
- Size 761KB
- SHA256 d9e4a0661356a2d6ab324cc950449f8c66e434c20d3b19b33b5ce476cc90ad60
- MD5 83181f4d0ddb9f948f65b1d71dc46cff
- SHA1 fd046c481e9cbcbca2b59a9da48f7729c017a453
- SHA512 841c02e4aa4e9fd8a924a7fe3d502381cb46d2bb4eefcca002256337017609b9ee414e971e26a112797399b692394b39b7a1ec46b56f0db4761316fd2a8cf744
- SSDEEP 12288:lSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:EvO2xJKRw2kOkxSkW298B
- TLSH T197F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH