Analysis
- max time kernel
150s - 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
29/04/2026, 19:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe
- Size 743KB
- Sample260429-yn17xsfy21
- SHA256 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3
- MD5 ada758a51dad0c299c0aaef07ef19d4f
- SHA1 8e6397bb8f019094e6d5fe6f02c5f3a09b0fbd19
- SHA512 94adbf39b69ef173db410f85503d1ea5b47666302821f9416c494f722de3e19609d3cc4e55a9b1fa3fe18fecd1f4df4103ec0acc993a77bc2c1fd5b7b98eef59
- SSDEEP 12288:aSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/LikG8:BvO2xJKRI2FOkx2LFEvcU68
- TLSH T16FF45A31E2418036D5B34576C6FA0BBFB5647D25131165CBA3C8BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4408 20466ca3 - Unexpected DNS network traffic destination 6 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 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe Destination IP 4 223.5.5.5 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe Destination IP 30 114.114.114.114 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe Destination IP 31 223.5.5.5 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe Destination IP 107 114.114.114.114 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe Destination IP 108 223.5.5.5 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 20466ca3 File created C:\Windows\SysWOW64\20466ca3 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 20466ca3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 20466ca3 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4b7770 20466ca3 File opened for modification C:\Windows\4b88f8 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.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 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 20466ca3 - 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 20466ca3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 20466ca3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 20466ca3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 20466ca3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 20466ca3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 20466ca3 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 20466ca3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 20466ca3 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 20466ca3 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4408 20466ca3 4408 20466ca3 4408 20466ca3 4408 20466ca3 4408 20466ca3 4408 20466ca3 4408 20466ca3 4408 20466ca3 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe Token: SeTcbPrivilege 4412 1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe Token: SeDebugPrivilege 4408 20466ca3 Token: SeTcbPrivilege 4408 20466ca3
Processes
-
C:\Users\Admin\AppData\Local\Temp\1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.exe"C:\Users\Admin\AppData\Local\Temp\1a2c053ec65fee7bbd563aa6febc0298ab420f4304c7958694e0fb33f97e56d3.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:4412
-
C:\Windows\Syswow64\20466ca3C:\Windows\Syswow64\20466ca31⤵
- 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:4408
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\20466ca3
- Size 743KB
- SHA256 13255a6322d5a044df350584d8c0813634ccdc8f8f7c17ea156c474a45128ce9
- MD5 5ad7d4c3bd419fb89d3ab57c326f6319
- SHA1 eeff101347442bb83651fbfa8774ab8599d91775
- SHA512 e39cb5f1ebfe2de372922d62f7e8ab1cfe73a7b9e76e4dfcc63f8cb1ea5bd44386e1f8fb73be4f43e7f04effc514044a92bdc2735f58b759aedb18487ea5879f
- SSDEEP 12288:NSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/LikG8:MvO2xJKRI2FOkx2LFEvcU68
- TLSH T1CFF45A31E2418036D5B34576C6FA0BBFB5647D25131165CBA3C8BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH