Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
01/05/2026, 10:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe
- Size 896KB
- Sample260501-mg91psev4w
- SHA256 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681
- MD5 bb13292287270e2008a75f5dfeba7e5a
- SHA1 5a8101483fd09661199d54def8ee440661057fa5
- SHA512 fb91980b680c8ea3fc7c8260fd62c83966cd89b303b31a9b85d74965a153d205150d20c131e8ef3f162d6838a30957240ac5b3b70bc571f6b2f81915f3d68b75
- SSDEEP 12288:ESvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Lik8CQ3uEuYyybAsLAk1:3vO2xJKRI2FOkx2LFEvcUQPxu6Es8k1
- TLSH T11C157C31E641C03AD4A7457686BA0BBFA5787D22131565C7E3D43E662FB32D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5088 e82333dc - 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 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe Destination IP 2 223.5.5.5 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe Destination IP 28 114.114.114.114 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe Destination IP 29 223.5.5.5 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.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 e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e82333dc File created C:\Windows\SysWOW64\e82333dc b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e82333dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e82333dc - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\571bc0 e82333dc File opened for modification C:\Windows\2f4090 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.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 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e82333dc - 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 e82333dc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e82333dc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e82333dc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e82333dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e82333dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e82333dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e82333dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e82333dc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e82333dc - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5088 e82333dc 5088 e82333dc 5088 e82333dc 5088 e82333dc 5088 e82333dc 5088 e82333dc 5088 e82333dc 5088 e82333dc 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe Token: SeTcbPrivilege 2760 b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe Token: SeDebugPrivilege 5088 e82333dc Token: SeTcbPrivilege 5088 e82333dc
Processes
-
C:\Users\Admin\AppData\Local\Temp\b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.exe"C:\Users\Admin\AppData\Local\Temp\b9b82410669919df5faae51d5d304376e57f450786d16193acdf73a0498ef681.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:2760
-
C:\Windows\Syswow64\e82333dcC:\Windows\Syswow64\e82333dc1⤵
- 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:5088
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e82333dc
- Size 896KB
- SHA256 13c61cf789535ee12bfde3e9c0ec5a46e7ba8d6ef19d41e63bc3d04da9221021
- MD5 9f53d6eb820b4d400c67a21dcd1e7afe
- SHA1 339262dcd0e484b952dc2ed3063241facd821637
- SHA512 a0812344da29391fed76657c88e3a5f44c294b3279de1276661779dd99d5957b72a29c984f5c604cca4d8e5cdeff98d458c4c448f022b92938df8ad83ec37656
- SSDEEP 12288:ZSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Lik8CQ3uEuYyybAsLAk1:gvO2xJKRI2FOkx2LFEvcUQPxu6Es8k1
- TLSH T1D9157C31E641C03AD4A7457686BA0BBFA5787D22131565C7E3D43E662FB32D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH