Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/08/2026, 21:58
Behavioral task
behavioral1
Sample
d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe
- Size 830KB
- Sample260807-1vg4qsvamd
- SHA256 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e
- MD5 2e97c64447f58359a9d0f18b55bcf151
- SHA1 67a34e822f4b3a90130ad130769eee141b03893a
- SHA512 79ff5d418807c351e1b732f638581846f8b1ea871dddbfd57a74b56fbaa9c4063aa125c5fbb7eaea57f6a29eac44511ab717de752ffe92e0ddbfbb5b5bff49b2
- SSDEEP 12288:VSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3K:UvO2xJKRw2kOkx2LFRvcUQPK
- TLSH T16C055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5868 d46bf644 - 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 23 114.114.114.114 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe Destination IP 24 223.5.5.5 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe Destination IP 44 114.114.114.114 5868 d46bf644 Destination IP 45 223.5.5.5 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe Destination IP 1 114.114.114.114 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe Destination IP 2 223.5.5.5 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d46bf644 File created C:\Windows\SysWOW64\d46bf644 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d46bf644 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d46bf644 -
resource yara_rule behavioral2/memory/1156-0-0x0000000000210000-0x000000000029C000-memory.dmp upx behavioral2/files/0x000e00000001c57f-2.dat upx behavioral2/memory/5868-3-0x0000000000800000-0x000000000088C000-memory.dmp upx behavioral2/memory/1156-18-0x0000000000210000-0x000000000029C000-memory.dmp upx behavioral2/memory/5868-19-0x0000000000800000-0x000000000088C000-memory.dmp upx behavioral2/memory/5868-35-0x0000000000800000-0x000000000088C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\647658 d46bf644 File opened for modification C:\Windows\13ca88 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.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 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d46bf644 - 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" d46bf644 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d46bf644 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d46bf644 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d46bf644 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d46bf644 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d46bf644 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d46bf644 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d46bf644 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d46bf644 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5868 d46bf644 5868 d46bf644 5868 d46bf644 5868 d46bf644 5868 d46bf644 5868 d46bf644 5868 d46bf644 5868 d46bf644 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe Token: SeTcbPrivilege 1156 d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe Token: SeDebugPrivilege 5868 d46bf644 Token: SeTcbPrivilege 5868 d46bf644
Processes
-
C:\Users\Admin\AppData\Local\Temp\d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.exe"C:\Users\Admin\AppData\Local\Temp\d2c43591c037069499fd7dd4f210bbfc4cd1e893d6a31d1f6909abaca7a8113e.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:1156
-
C:\Windows\Syswow64\d46bf644C:\Windows\Syswow64\d46bf6441⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:5868
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:5008
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d46bf644
- Size 830KB
- SHA256 35a08ff26f018adfcdf04e5bb07fa354ebb93dd1e3354d07e95f22a69065f663
- MD5 9dd0b852a1d2d233534969363b25c904
- SHA1 f2c2bd0d643121534b5673b264fecba75e9bdfd0
- SHA512 da7b291aa16126181225d8d8220e41499a020c2ab1dd2773ac58ddf7c6e63efec771d8c9026600c3e400f33bfb037a5e2a671e8d0aa8a265db4c730371469204
- SSDEEP 12288:JSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3K:wvO2xJKRw2kOkx2LFRvcUQPK
- TLSH T195055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH