Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
11/05/2026, 19:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe
- Size 704KB
- Sample260511-ymsjdsc13p
- SHA256 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6
- MD5 bfd149d6189a525988b28b4e4354486c
- SHA1 03fa57c759d76897cfd9a19120aeb7c5e6f65f27
- SHA512 2a866a111821a6114dbd80d68174728376d0c0150b52064bd66e7d7d0d271eefd6c8e955b99f18b537d31a190b752e24250084df456c14f8132863601ad9ae0d
- SSDEEP 12288:jSvO2x9mONvKRILSFnOkx2LIaxy6RJ05r:WvO2xJKRI2FOkx2LFEF
- TLSH T15DE46C26B7908136C477463585AB47A6EBB5BD11AB228B8F6340731D0F73793AE31B1C
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4628 a8b6e23a - 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 28 114.114.114.114 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe Destination IP 31 223.5.5.5 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe Destination IP 3 114.114.114.114 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe Destination IP 4 223.5.5.5 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a8b6e23a File created C:\Windows\SysWOW64\a8b6e23a a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a8b6e23a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a8b6e23a - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4f3ba8 a8b6e23a File opened for modification C:\Windows\537a98 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.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 a8b6e23a Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a8b6e23a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a8b6e23a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a8b6e23a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a8b6e23a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a8b6e23a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a8b6e23a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a8b6e23a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a8b6e23a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a8b6e23a - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4628 a8b6e23a 4628 a8b6e23a 4628 a8b6e23a 4628 a8b6e23a 4628 a8b6e23a 4628 a8b6e23a 4628 a8b6e23a 4628 a8b6e23a 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe Token: SeTcbPrivilege 4876 a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe Token: SeDebugPrivilege 4628 a8b6e23a Token: SeTcbPrivilege 4628 a8b6e23a
Processes
-
C:\Users\Admin\AppData\Local\Temp\a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.exe"C:\Users\Admin\AppData\Local\Temp\a0cab49b586f8026f1ea350a34263004942c0ef7480116282d9023fa472bb5b6.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:4876
-
C:\Windows\Syswow64\a8b6e23aC:\Windows\Syswow64\a8b6e23a1⤵
- 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:4628
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a8b6e23a
- Size 704KB
- SHA256 558838ac421c46f8c483460f84a990df286d6bfcb36a90d0ce2c3e2c1d6cf92e
- MD5 00166b65c904953d3019b49db8579fae
- SHA1 de926c14187be2396771f01c22884a66e996ee32
- SHA512 eb7101862cc8d19777df034a927732b740c8e05f84419a4f8515cd5fe473fd0731c9eb5eb74bd1b7349831d9dd2062b3e746a8a7a9ab65365fe83df8536ae368
- SSDEEP 12288:cSvO2x9mONvKRILSFnOkx2LIaxy6RJ05r:vvO2xJKRI2FOkx2LFEF
- TLSH T121E46C26B7908136C477463585AB47A6EBB5BD11AB228B8F6340731D0F73793AE31B1C
- MD5 SHA1 SHA512 SSDEEP TLSH