Analysis
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max time kernel
143s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20250610-en -
resource tags
arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system -
submitted
02/07/2025, 19:23
Static task
static1
Behavioral task
behavioral1
Sample
f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe
Resource
win10v2004-20250610-en
General
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Target
f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe
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Size
871KB
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MD5
b08f7374c5120e9ef9b1de18da461197
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SHA1
2e91d7f639a155fb0ae684e66a3db17ba30f8943
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SHA256
f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d
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SHA512
10f1a5afd4bf4364bd1e208c37b63aa0a7c15448cdd20d1ac85f3539e9294c96103db4c365bbbc5ff7dc9ed2af73417703827a2d2c8de71da8d031badfc96bc1
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SSDEEP
12288:jSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Lik8CQ3uEuZ9oawhtyybA:WvO2xJKRI2FOkx2LFEvcUQPxuZ98c
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 5924 c0e16163 -
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 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe Destination IP 27 223.5.5.5 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe Destination IP 46 114.114.114.114 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe Destination IP 56 223.5.5.5 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe -
Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\c0e16163 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c0e16163 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c0e16163 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c0e16163 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c0e16163 -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\656bc8 c0e16163 File opened for modification C:\Windows\265980 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.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 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c0e16163 -
Modifies data under HKEY_USERS 8 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c0e16163 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c0e16163 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c0e16163 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix c0e16163 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c0e16163 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c0e16163 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c0e16163 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c0e16163 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5924 c0e16163 5924 c0e16163 5924 c0e16163 5924 c0e16163 5924 c0e16163 5924 c0e16163 5924 c0e16163 5924 c0e16163 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe Token: SeTcbPrivilege 2240 f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe Token: SeDebugPrivilege 5924 c0e16163 Token: SeTcbPrivilege 5924 c0e16163
Processes
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C:\Users\Admin\AppData\Local\Temp\f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.exe"C:\Users\Admin\AppData\Local\Temp\f40bd31a73a8f0376fb9c672f146819aa5ba07413ae56d5c0ac21b901473418d.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:2240
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C:\Windows\Syswow64\c0e16163C:\Windows\Syswow64\c0e161631⤵
- 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:5924
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
871KB
MD5fd6064ffa0d73b416957f0bfc8f1c716
SHA1f830fbd9e31e18d0dea97b8081f0e579c3a44713
SHA256b0984aec36b2861569e3eba2ceffd640179fce1821291d767b14b1e34913dcc6
SHA5128308fd8bd046ffb72b7d05ff40f9292049a10ff9c893c6700c8d9acc8c34238eda57c39635ec915c0e7d5d6efaed5e99a6051ba27abf2f8f5448cfdaecf90d95