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
04/05/2026, 19:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe
- Size 395KB
- Sample260504-xvertsa18v
- SHA256 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0
- MD5 2847fe657e39e3c6afced5c1504a7724
- SHA1 9c375124a9d3352ca83531090d0293a5f6b97ded
- SHA512 b7694b6a998af9c33a9d7e4f12d0e3d5a8203ece2454137f7c2dfcdae46f1a409af3aea99b9905bee9c4e36bbc18f2f431fa4329ef6f18d90cf36fc011e44994
- SSDEEP 6144:jw6O71c8GoBjS3BYLvV61qL2LZlRFZcEOkCybEaQRXr9HNdvOaty8K:jQ7O8f8BY7V61qL2LNOkx2LIaty
- TLSH T19B846C2AF6A09072C4779579C4A256A6FFB1B42237204ACFA390475A1F337E2BD3531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 568 9f65a420 - 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 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe Destination IP 13 114.114.114.114 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe Destination IP 14 223.5.5.5 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe Destination IP 1 114.114.114.114 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9f65a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9f65a420 File created C:\Windows\SysWOW64\9f65a420 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\9b970 9f65a420 File opened for modification C:\Windows\55f1b8 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.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 9f65a420 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe - 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:" 9f65a420 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9f65a420 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9f65a420 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9f65a420 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9f65a420 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 9f65a420 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9f65a420 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9f65a420 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9f65a420 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 568 9f65a420 568 9f65a420 568 9f65a420 568 9f65a420 568 9f65a420 568 9f65a420 568 9f65a420 568 9f65a420 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe Token: SeTcbPrivilege 5020 8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe Token: SeDebugPrivilege 568 9f65a420 Token: SeTcbPrivilege 568 9f65a420
Processes
-
C:\Users\Admin\AppData\Local\Temp\8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.exe"C:\Users\Admin\AppData\Local\Temp\8ac9cc0aa68add8f64a8d84e4bdafa0acf208004823c8406e5816c9a4f6ba1a0.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:5020
-
C:\Windows\Syswow64\9f65a420C:\Windows\Syswow64\9f65a4201⤵
- 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:568
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9f65a420
- Size 395KB
- SHA256 9bcdd8b5885293af7893d13f5daf84fd13722a7bd52e6a6586d7a645548ec3a9
- MD5 275971574198f60a45fe4fcbfd93d7cc
- SHA1 3e893ef2e696920f40fbd1764f0718fab35e1cdd
- SHA512 b9c94bf3d10432e67c3b856d22dad0fee219cc7d2379dbb2272475ee62454616e682288af1f3b4babca5a0aaf7eaf11378b0c96469c880c8277d3714a471854e
- SSDEEP 6144:rw6O71c8GoBjS3BYLvV61qL2LZlRFZcEOkCybEaQRXr9HNdvOaty8K:rQ7O8f8BY7V61qL2LNOkx2LIaty
- TLSH T1D0846C2AF6A09072C4779579C4A256A6FFB1B42237204ACFA390475A1F337E2BD3531D
- MD5 SHA1 SHA512 SSDEEP TLSH