Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/07/2026, 10:14
Behavioral task
behavioral1
Sample
3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe
- Size 1.1MB
- Sample260729-l95q1sdr21
- SHA256 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254
- MD5 d9eb647da36adaf1d9535dfe9849aa0e
- SHA1 0947e7b612d5c021760ef792fda12b3e635ffe32
- SHA512 e28684397aa9a954d12344a5c2a5c4533ae31a0c48eb9d9514c79f161a69f8899905a7ef354192ab431bd9e18b7832f5049314d58b0ea9fc6b3b8fb69bdb5ebe
- SSDEEP 12288:MSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:/vO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T127357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1848 a3661e0 - 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 19 223.5.5.5 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe Destination IP 4 114.114.114.114 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe Destination IP 6 223.5.5.5 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe Destination IP 18 114.114.114.114 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a3661e0 File created C:\Windows\SysWOW64\a3661e0 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a3661e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a3661e0 -
resource yara_rule behavioral2/memory/4884-0-0x0000000000D00000-0x0000000000D8C000-memory.dmp upx behavioral2/files/0x000e000000016cdb-2.dat upx behavioral2/memory/1848-3-0x00000000000E0000-0x000000000016C000-memory.dmp upx behavioral2/memory/4884-13-0x0000000000D00000-0x0000000000D8C000-memory.dmp upx behavioral2/memory/1848-14-0x00000000000E0000-0x000000000016C000-memory.dmp upx behavioral2/memory/1848-28-0x00000000000E0000-0x000000000016C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1fa370 a3661e0 File opened for modification C:\Windows\539da8 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.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 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a3661e0 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a3661e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a3661e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a3661e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a3661e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a3661e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a3661e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a3661e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a3661e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a3661e0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1848 a3661e0 1848 a3661e0 1848 a3661e0 1848 a3661e0 1848 a3661e0 1848 a3661e0 1848 a3661e0 1848 a3661e0 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe Token: SeTcbPrivilege 4884 3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe Token: SeDebugPrivilege 1848 a3661e0 Token: SeTcbPrivilege 1848 a3661e0
Processes
-
C:\Users\Admin\AppData\Local\Temp\3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.exe"C:\Users\Admin\AppData\Local\Temp\3e93bc29932e02232dbf45b454535926161ed21e4f1d7368c14c3ba67c22f254.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:4884
-
C:\Windows\Syswow64\a3661e0C:\Windows\Syswow64\a3661e01⤵
- 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:1848
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a3661e0
- Size 1.1MB
- SHA256 a69ea7d41914100e0f468b4428b745c0c74596fe132ce8efbaf01430c6cae8c5
- MD5 987ae4474ebbc071e7ee0ea6e9222dd1
- SHA1 588ae24cf0167876fce09aeaed4beb8b9390d8f7
- SHA512 bdbcd9bfbccf4bd36b738b670787bcca86008b5d62948cbf5985391f6dff51cfa7047e762cc412d4430bc8ec898d2e2ef63832b8df75a787f594952d743951aa
- SSDEEP 12288:SSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:5vO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1DC357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH