Analysis
- max time kernel
149s - max time network
144s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
28/04/2026, 10:44
Behavioral task
behavioral1
Sample
6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe
Resource
win10v2004-20260130-en
9 signatures
150 seconds
General
- Target 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe
- Size 271KB
- Sample260428-msw8zsgw21
- SHA256 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5
- MD5 187125083566caca67ee9c7c06cd4f15
- SHA1 d1c514b60b1e8a1d4fa0ec859aeb891220b71abc
- SHA512 92aa84fda17789a246700886319b6476467ad65065ab5e89d11301b5a17f00fddf680cd39f4b8477ec14e65881f71057c6d142066bb11ce5f0f283d2a4c29f09
- SSDEEP 6144:yl51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOa:KqXUHkUXe39sOkx2LIa
- TLSH T1C244CF5BF27440B6C49AD678C9935A5AFBF1B815872143CF1320C25A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2400 d76b5c94 - 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 13 114.114.114.114 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe Destination IP 14 223.5.5.5 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe Destination IP 1 114.114.114.114 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe Destination IP 2 223.5.5.5 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.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\Content.IE5 d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d76b5c94 File created C:\Windows\SysWOW64\d76b5c94 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d76b5c94 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d76b5c94 -
resource yara_rule behavioral2/memory/2268-0-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral2/files/0x001200000002ad8a-2.dat upx behavioral2/memory/2400-4-0x00000000006B0000-0x0000000000739000-memory.dmp upx behavioral2/memory/2268-18-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral2/memory/2400-21-0x00000000006B0000-0x0000000000739000-memory.dmp upx behavioral2/memory/2268-38-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral2/memory/2400-40-0x00000000006B0000-0x0000000000739000-memory.dmp upx behavioral2/memory/2268-45-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral2/memory/2268-67-0x00000000007E0000-0x0000000000869000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2916c0 d76b5c94 File opened for modification C:\Windows\26d438 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.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 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d76b5c94 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d76b5c94 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d76b5c94 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d76b5c94 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d76b5c94 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d76b5c94 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d76b5c94 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d76b5c94 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d76b5c94 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d76b5c94 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2400 d76b5c94 2400 d76b5c94 2400 d76b5c94 2400 d76b5c94 2400 d76b5c94 2400 d76b5c94 2400 d76b5c94 2400 d76b5c94 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe Token: SeTcbPrivilege 2268 6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe Token: SeDebugPrivilege 2400 d76b5c94 Token: SeTcbPrivilege 2400 d76b5c94
Processes
-
C:\Users\Admin\AppData\Local\Temp\6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.exe"C:\Users\Admin\AppData\Local\Temp\6f5a4724dbc298bd9436a618ca1c8e93d0e450b9195055f2532c89cb56584cb5.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:2268
-
C:\Windows\Syswow64\d76b5c94C:\Windows\Syswow64\d76b5c941⤵
- 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:2400
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\d76b5c94
- Size 271KB
- SHA256 45d0a574071d880be93a62a2edd625706464dd8b36d42997d661a3142fb40cbe
- MD5 ba0f00b7cfbcbc6b84feee3e94d18232
- SHA1 4693ec4b43c8fcabbc264a4cda9ca11e3da015bd
- SHA512 750108a6b320aa8b0e72614f76fd49e9b9163fb8b7ab647cb3a8df7b73f7974349f3c385c1f53e9cc3e8ec58fb39be263c7a365b9e0bf872f9ea064b85200d34
- SSDEEP 6144:zl51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOa:FqXUHkUXe39sOkx2LIa
- TLSH T13D44CF5BF27440B6C49AD678C9935A5AFBF1B815872143CF1320C25A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH