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
24/04/2026, 23:15
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe
- Size 419KB
- Sample260424-28tkcsgv7w
- SHA256 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58
- MD5 cc6f6a499528f8132b10905c97d6f578
- SHA1 3aaaede3ce30193691b53acd1b568fd0347b6f0d
- SHA512 c1663127cbf8c5581e50bdef5cfd3a6ee326bb5d3cbda745da99b467545252ccc649dcd12bbe3f4db9330bcc2feb4acbbccb229bee3bec0aed656dc18177243b
- SSDEEP 6144:O6DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:O6D/WiA3YcyVDLjOkx2LIa
- TLSH T1EA947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1796 421392aa - 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 1 114.114.114.114 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe Destination IP 2 223.5.5.5 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe Destination IP 17 114.114.114.114 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe Destination IP 18 223.5.5.5 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 421392aa File created C:\Windows\SysWOW64\421392aa a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 421392aa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 421392aa - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1ebf88 421392aa File opened for modification C:\Windows\44afd8 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.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 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 421392aa - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 421392aa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 421392aa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 421392aa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 421392aa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 421392aa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 421392aa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 421392aa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 421392aa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 421392aa - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1796 421392aa 1796 421392aa 1796 421392aa 1796 421392aa 1796 421392aa 1796 421392aa 1796 421392aa 1796 421392aa 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe Token: SeTcbPrivilege 4012 a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe Token: SeDebugPrivilege 1796 421392aa Token: SeTcbPrivilege 1796 421392aa
Processes
-
C:\Users\Admin\AppData\Local\Temp\a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.exe"C:\Users\Admin\AppData\Local\Temp\a65c6da279dab6cdeb5bd7d761ceea6e493d4b0d8bdbf71955cf11ed819a0e58.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:4012
-
C:\Windows\Syswow64\421392aaC:\Windows\Syswow64\421392aa1⤵
- 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:1796
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\421392aa
- Size 419KB
- SHA256 d3a5c61cef6c6cb53541ebe1ab38e4d16e31ffc2e325cc840492fd810e92370c
- MD5 d5758f48cc1afbf05b427d5979ef44fb
- SHA1 eacb49ba00c62dd03a3a184bb7994e5486c7b719
- SHA512 10690618decce3bcbc62d34ba4ec57342f5ee2bd8c59211e095691b614e39a0ce3a6891c9c96e10ad6f9f9cd89910e585b42866d3c04dade5c0df84fb14f6c02
- SSDEEP 6144:o6DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:o6D/WiA3YcyVDLjOkx2LIa
- TLSH T145947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH