Analysis
- max time kernel
149s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
11/08/2026, 04:39
Behavioral task
behavioral1
Sample
c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe
- Size 766KB
- Sample260811-e91czawbre
- SHA256 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54
- MD5 7ff37ecb60f3b94d6e708411da95bde8
- SHA1 4039b86391765f7614ac79aaaecaad6086a95dfb
- SHA512 0e4b93666ec48fa38a5a7201c1b1a041cc18d80be0b068224d1cda582b0f2b20ac877342863d7c10a6b4c5384a3ed99b69555bd78ba35808991215c08c1ccf21
- SSDEEP 12288:gSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:7vO2xJKRw2kOkx2LFRvcUV
- TLSH T1E5F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5288 b7ceddfe - 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 23 114.114.114.114 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe Destination IP 24 223.5.5.5 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe Destination IP 1 114.114.114.114 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe Destination IP 4 223.5.5.5 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\b7ceddfe c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b7ceddfe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b7ceddfe -
resource yara_rule behavioral2/memory/360-0-0x0000000000150000-0x00000000001DC000-memory.dmp upx behavioral2/memory/5288-3-0x0000000000430000-0x00000000004BC000-memory.dmp upx behavioral2/files/0x000600000001b867-2.dat upx behavioral2/memory/360-10-0x0000000000150000-0x00000000001DC000-memory.dmp upx behavioral2/memory/5288-11-0x0000000000430000-0x00000000004BC000-memory.dmp upx behavioral2/memory/5288-31-0x0000000000430000-0x00000000004BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5a8850 b7ceddfe File opened for modification C:\Windows\629d0 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.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 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b7ceddfe - 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:" b7ceddfe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b7ceddfe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b7ceddfe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b7ceddfe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b7ceddfe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b7ceddfe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b7ceddfe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b7ceddfe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b7ceddfe - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5288 b7ceddfe 5288 b7ceddfe 5288 b7ceddfe 5288 b7ceddfe 5288 b7ceddfe 5288 b7ceddfe 5288 b7ceddfe 5288 b7ceddfe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe Token: SeTcbPrivilege 360 c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe Token: SeDebugPrivilege 5288 b7ceddfe Token: SeTcbPrivilege 5288 b7ceddfe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe"C:\Users\Admin\AppData\Local\Temp\c815679fdc92200e92fb095200a2a7e8b57611d0ae9c630f7e59ebf630650a54.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:360
-
C:\Windows\Syswow64\b7ceddfeC:\Windows\Syswow64\b7ceddfe1⤵
- 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:5288
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b7ceddfe
- Size 766KB
- SHA256 963c5232e742aed9e8e7c2bf356fc2d090ca6241d14f35719c8624f6ff008d6a
- MD5 da9ff0ec70712c89065957cbb212a414
- SHA1 c76abd5e714cd3f7076d86d9ee1a51ee0d7abae3
- SHA512 866eaac42950cde485455ad68e96f64bb3029b247d2af91cad6b535e06f48e719fa1743a31651661795241fe28dcca9e39402029a9cac41974bf7d3a076808c4
- SSDEEP 12288:nSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:SvO2xJKRw2kOkx2LFRvcUV
- TLSH T1B9F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH