Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/05/2026, 18:40
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe
- Size 1.1MB
- Sample260507-xbfvsacy3r
- SHA256 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c
- MD5 a7d2c421fec0fa0ef5ece99ae99bb6f2
- SHA1 ab6897e0a44dace62ef562969ee213800b11ba34
- SHA512 b5839912ca051809de52d077c6054c1289a960e005b3bbd361052001f216f5a2f2b9b085354c1321d8924c505ebf9cb22bd40eac725002e40af597f91b51acbe
- SSDEEP 24576:pvO2xJKRI2dOkx2LFAAX1oOYSY82e5QPJJOgufWWsYo:pHHKO2FQd1oOU82lPJ6Po
- TLSH T15A359D12F7A1C072C8A7427448B6C36EA675BC152B214BCBB7C03B5E5E723D1AE36359
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5620 3db68690 - 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 3 114.114.114.114 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe Destination IP 4 223.5.5.5 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe Destination IP 37 114.114.114.114 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe Destination IP 39 223.5.5.5 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.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\IE 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3db68690 File created C:\Windows\SysWOW64\3db68690 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3db68690 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3db68690 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\603768 3db68690 File opened for modification C:\Windows\bea70 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.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 3db68690 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.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\Content\CachePrefix 3db68690 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 3db68690 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3db68690 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3db68690 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3db68690 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3db68690 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 3db68690 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3db68690 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3db68690 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5620 3db68690 5620 3db68690 5620 3db68690 5620 3db68690 5620 3db68690 5620 3db68690 5620 3db68690 5620 3db68690 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe Token: SeTcbPrivilege 696 ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe Token: SeDebugPrivilege 5620 3db68690 Token: SeTcbPrivilege 5620 3db68690
Processes
-
C:\Users\Admin\AppData\Local\Temp\ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.exe"C:\Users\Admin\AppData\Local\Temp\ac2a5e1f767517ef758cb1658c3eda9a20ee3eff79b5cab72ce3fd784822b55c.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:696
-
C:\Windows\Syswow64\3db68690C:\Windows\Syswow64\3db686901⤵
- 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:5620
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3db68690
- Size 1.1MB
- SHA256 54d97a5d4b7edcbbd929e281d6c626e0f3f056e553031407d2ef05c72306100a
- MD5 a270f3fb65954dd167d27be7337050ab
- SHA1 87f4da3fa490192d73caa2470a7c70c1197adf60
- SHA512 a3abcfb07ad73d10ac2e297fe5a10607a08e1a6d9d6d89142be40fb5333a83d2f5eb55825754843116d45c22bef617230a4e56fa63ced7fdb33fb70ec2900466
- SSDEEP 24576:ivO2xJKRI2dOkx2LFAAX1oOYSY82e5QPJJOgufWWsYo:iHHKO2FQd1oOU82lPJ6Po
- TLSH T1EF359D12F7A1C072C8A7427448B6C36EA675BC152B214BCBB7C03B5E5E723D1AE36359
- MD5 SHA1 SHA512 SSDEEP TLSH