Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/09/2026, 01:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe
- Size 615KB
- Sample260905-bpbmbstgmd
- SHA256 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a
- MD5 2c381ffd8d8c90d4dd346ae1357c5c7a
- SHA1 46445d615d5348ba1e1ae120bbb091a52ec5cdd7
- SHA512 9525a0d6a427d1b14eba07f8dce16c917b6de206c1152fddc10f2a6f7514903d8777745f9c50c9de14f74c3f46350e2d7981293c66a03662d0a3fd4bcf7f50bf
- SSDEEP 12288:lSvO2x9mONvKRILSFnOkx2LIax5FAQjU/Liw:EvO2xJKRI2FOkx2LFicUV
- TLSH T1F7D44A31E241C03AD4A74576C6FA0BAFE5647D25531165CBA3C43A2A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 6036 a5c17b50 - 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 20 114.114.114.114 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe Destination IP 21 223.5.5.5 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe Destination IP 1 114.114.114.114 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe Destination IP 4 223.5.5.5 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a5c17b50 File created C:\Windows\SysWOW64\a5c17b50 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a5c17b50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a5c17b50 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\6756a8 a5c17b50 File opened for modification C:\Windows\4e4638 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.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 a5c17b50 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe - 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\History\CachePrefix = "Visited:" a5c17b50 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a5c17b50 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a5c17b50 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a5c17b50 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a5c17b50 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a5c17b50 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a5c17b50 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a5c17b50 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a5c17b50 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 6036 a5c17b50 6036 a5c17b50 6036 a5c17b50 6036 a5c17b50 6036 a5c17b50 6036 a5c17b50 6036 a5c17b50 6036 a5c17b50 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe Token: SeTcbPrivilege 4572 58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe Token: SeDebugPrivilege 6036 a5c17b50 Token: SeTcbPrivilege 6036 a5c17b50
Processes
-
C:\Users\Admin\AppData\Local\Temp\58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.exe"C:\Users\Admin\AppData\Local\Temp\58a3ec65c0634f622801d0fa9a679e7c2b950c35fb35814ba08ede6b68e23f4a.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:4572
-
C:\Windows\Syswow64\a5c17b50C:\Windows\Syswow64\a5c17b501⤵
- 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:6036
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a5c17b50
- Size 615KB
- SHA256 260d9992c560c558bedb2df11f2efe22e496d05bce9cea6b7d24ff3411c1331c
- MD5 270587ccc68785669d6c59032902bdb8
- SHA1 1a57fdbf85e94d38442cecac1415040d496ce0ce
- SHA512 3e734f84cb9c5fba8de010848b124d7ef91cdf3d8826dd2785a202af1a4900444d8850403ccbb3b2f432db45959a68b456dac021bbf2a3b74bac952d49529b5b
- SSDEEP 12288:lSvO2x9mONvKRILSFnOkx2LIax5FAQjU/Liw:EvO2xJKRI2FOkx2LFicUV
- TLSH T17DD44A31E241C03AD4A74576C6FA0BAFE5647D25531165CBA3C43A2A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH