Analysis
- max time kernel
148s - 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
19/08/2026, 19:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe
- Size 615KB
- Sample260819-yjgbysvtb1
- SHA256 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b
- MD5 c1bfb11acfb5beeaafde01b5179cabab
- SHA1 5b34af879183c0dc0ee68f49e54633fe266fb148
- SHA512 656dd350e4b6076254c495c53ce0989de5aa29988e2cff4de299276376147c4ba9513c51d1c6a32e73e685744013661a30ccd18bc2ae0df6312cdd8fbe1280c8
- SSDEEP 12288:TSvO2x9mONvKRILSFnOkx2LIax5FAQjU/Liw:mvO2xJKRI2FOkx2LFicUV
- TLSH T1D1D44A31E241C03AD4A74576C6FA0BAFE5647D25531165CBA3C43A2A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2620 571b0a12 - 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 20 114.114.114.114 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Destination IP 21 223.5.5.5 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Destination IP 3 114.114.114.114 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Destination IP 5 223.5.5.5 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 571b0a12 File created C:\Windows\SysWOW64\571b0a12 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 571b0a12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 571b0a12 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2cdaf8 571b0a12 File opened for modification C:\Windows\2cec80 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.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 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 571b0a12 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 571b0a12 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 571b0a12 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 571b0a12 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 571b0a12 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 571b0a12 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 571b0a12 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 571b0a12 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 571b0a12 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 571b0a12 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2620 571b0a12 2620 571b0a12 2620 571b0a12 2620 571b0a12 2620 571b0a12 2620 571b0a12 2620 571b0a12 2620 571b0a12 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Token: SeTcbPrivilege 2624 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Token: SeDebugPrivilege 2620 571b0a12 Token: SeTcbPrivilege 2620 571b0a12
Processes
-
C:\Users\Admin\AppData\Local\Temp\840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe"C:\Users\Admin\AppData\Local\Temp\840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.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:2624
-
C:\Windows\Syswow64\571b0a12C:\Windows\Syswow64\571b0a121⤵
- 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:2620
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\571b0a12
- Size 615KB
- SHA256 2eb380327b2c299e0729676df5f7072d6f5fb4a98d25a29e7269441d6d7c568c
- MD5 f9a49550c891b86c7680dbd9bfe2d1f2
- SHA1 b8751085eb4222c14d4a7bd07a005cbc3fb7867a
- SHA512 4c3151a1a05abc93218c63cf1be81dd3853e1077069ec17c05d0f5c3ccb3ada2484631cc1f5961ac57d79503e60058907700f17038dae9fb922ceb1c2061c716
- SSDEEP 12288:jSvO2x9mONvKRILSFnOkx2LIax5FAQjU/Liw:WvO2xJKRI2FOkx2LFicUV
- TLSH T1F1D44A31E241C03AD4A74576C6FA0BAFE5647D25531165CBA3C43A2A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH