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
06/05/2026, 09:20
Behavioral task
behavioral1
Sample
4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe
Resource
win11-20260130-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe
- Size 766KB
- Sample260506-las8yaev8v
- SHA256 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d
- MD5 fa633cfb2cbc5c4253674706adf6e4aa
- SHA1 4a89e4e148a54c8a2c6a54b2b7a30e1ddf27f978
- SHA512 990bfc545f84aff91b354f8817b06e4848e880ff104dc09f40644843c446b1df2feb0027cbc57f90a34d9911185dc582bae6115ba3c3097f61df049fcb3fa3f0
- SSDEEP 12288:ySvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:ZvO2xJKRw2kOkx2LFRvcUV
- TLSH T1E2F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3304 54f7115c - 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 2 223.5.5.5 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe Destination IP 6 114.114.114.114 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe Destination IP 7 223.5.5.5 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe Destination IP 1 114.114.114.114 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 54f7115c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 54f7115c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 54f7115c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 54f7115c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 54f7115c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 54f7115c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 54f7115c File created C:\Windows\SysWOW64\54f7115c 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 54f7115c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 54f7115c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 54f7115c -
resource yara_rule behavioral2/memory/4292-0-0x0000000000F90000-0x000000000101C000-memory.dmp upx behavioral2/files/0x004f00000002b191-2.dat upx behavioral2/memory/3304-3-0x0000000000310000-0x000000000039C000-memory.dmp upx behavioral2/memory/4292-17-0x0000000000F90000-0x000000000101C000-memory.dmp upx behavioral2/memory/3304-19-0x0000000000310000-0x000000000039C000-memory.dmp upx behavioral2/memory/3304-42-0x0000000000310000-0x000000000039C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3890d0 54f7115c File opened for modification C:\Windows\497b08 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.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 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 54f7115c - 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 54f7115c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 54f7115c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 54f7115c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 54f7115c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 54f7115c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 54f7115c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 54f7115c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 54f7115c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 54f7115c - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe - Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 3304 54f7115c 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe Token: SeTcbPrivilege 4292 4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe Token: SeDebugPrivilege 3304 54f7115c Token: SeTcbPrivilege 3304 54f7115c
Processes
-
C:\Users\Admin\AppData\Local\Temp\4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.exe"C:\Users\Admin\AppData\Local\Temp\4f7d0e63528db49d5cbaf95a9b44595c411f5c59bf8b674422d2934f649a532d.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:4292
-
C:\Windows\Syswow64\54f7115cC:\Windows\Syswow64\54f7115c1⤵
- 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:3304
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\3890d0
- Size 916B
- SHA256 a7999b9fa71e1ad7664fe820aa02023c2652cbe899a88d1e95e19a3ccb920bfc
- MD5 7fb21cf4bbe2ef302e613c6c2f423e33
- SHA1 7221f78534a48c632f5e9c72a1586507e0fd583b
- SHA512 adfa327b072bde90148ba582a42e651a2f4fac41d2752d81730391256627791aa80d2e6c2b04bc2683e2e72a4ce5ffd7cc171216cf71675578bd46b575bcb1a5
- TLSH T1A211C879219A2FA30D795D4E4997C0C0B2777446819F20A83ADA321F2127B354D0F6F7
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\54f7115c
- Size 766KB
- SHA256 34337847dcda497a176883ba0a05a5645071ee3953b7862bd0419ea838f433da
- MD5 ef9de6001bc6ef01b9241bd11e92dae3
- SHA1 3f7d45b1e2a1d17640f19f33c51fa74c392492bb
- SHA512 5213eadc2fa148bc9228356373b5242a7d217185564cc6239615a0554b989c48b7e4d65a1999d598a4badcc0d177769fca9d70cb8d2996fc4241cc99dc686bc5
- SSDEEP 12288:cSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:vvO2xJKRw2kOkx2LFRvcUV
- TLSH T18AF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH