| File name: | Build.exe |
| Full analysis: | https://app.any.run/tasks/58ddfe04-c72e-45f1-840f-ca9372ca739d |
| Verdict: | Malicious activity |
| Threats: | Stealers are a group of malicious software that are intended for gaining unauthorized access to users’ information and transferring it to the attacker. The stealer malware category includes various types of programs that focus on their particular kind of data, including files, passwords, and cryptocurrency. Stealers are capable of spying on their targets by recording their keystrokes and taking screenshots. This type of malware is primarily distributed as part of phishing campaigns. |
| Analysis date: | December 31, 2025, 22:35:52 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections |
| MD5: | 6DD2136F36DEBF53CA0FD8E1F148156D |
| SHA1: | D3C3A041A9F45C7A5CF7F689FEAE59006377814A |
| SHA256: | A3B997DC6225075BB0CC4F07E9B72BFBF16CC1724CCBE12FDCCE6A7BD345D053 |
| SSDEEP: | 3072:Iv1Pq5n1L12/ju0enoKPfn+uo7SSg+gN+fTTuG26ifEgXiJTe8zqrzLx2ckveOHn:35TGQ08xx9MYWHA9bJjU/HIrXG |
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2092:06:18 05:21:39+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32 |
| LinkerVersion: | 48 |
| CodeSize: | 300544 |
| InitializedDataSize: | 2048 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x48e4a |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.6.2.0 |
| ProductVersionNumber: | 1.6.2.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.6.2.0 |
| InternalName: | UnixStealer.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | UnixStealer.exe |
| ProductName: | - |
| ProductVersion: | 1.6.2.0 |
| AssemblyVersion: | 1.6.2.0 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1136 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | wevtutil.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1164 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | wevtutil.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2232 | "wevtutil.exe" cl Security | C:\Windows\System32\wevtutil.exe | — | Build.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Eventing Command Line Utility Exit code: 5 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2292 | C:\WINDOWS\system32\svchost.exe -k NetworkService -p -s Dnscache | C:\Windows\System32\svchost.exe | services.exe | ||||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Host Process for Windows Services Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3112 | "C:\WINDOWS\system32\NOTEPAD.EXE" C:\Users\admin\Desktop\Browsers/Firefox/Bookmarks.txt | C:\Windows\System32\notepad.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Notepad Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3500 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | wevtutil.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4964 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5152 | "C:\WINDOWS\system32\NOTEPAD.EXE" C:\Users\admin\Desktop\Display/Process.txt | C:\Windows\System32\notepad.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Notepad Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5612 | C:\WINDOWS\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\cleanup.bat"" | C:\Windows\System32\cmd.exe | — | Build.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6244 | "wevtutil.exe" cl Application | C:\Windows\System32\wevtutil.exe | — | Build.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Eventing Command Line Utility Exit code: 5 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASMANCS |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (7828) Build.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Build_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE0E1.tmp.tmpdb | — | |
MD5:— | SHA256:— | |||
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE146.tmp.tmpdb | — | |
MD5:— | SHA256:— | |||
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE143.tmp.dat | binary | |
MD5:15689BCA2327BD6439BB5A321BFF1115 | SHA256:1513329660C876E166FDE7919D705ECFA5339732849159685C59847BE92B7478 | |||
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE112.tmp.dat | binary | |
MD5:A45465CDCDC6CB30C8906F3DA4EC114C | SHA256:4412319EF944EBCCA9581CBACB1D4E1DC614C348D1DFC5D2FAAAAD863D300209 | |||
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE122.tmp.dat | binary | |
MD5:15689BCA2327BD6439BB5A321BFF1115 | SHA256:1513329660C876E166FDE7919D705ECFA5339732849159685C59847BE92B7478 | |||
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE144.tmp.dat | binary | |
MD5:983A5B37990067066CF80EDDF2426994 | SHA256:E499265D1817B9CD52AC502B7BE6DEF5174478CAAAB7DADE263A7754E4E838D3 | |||
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE185.tmp.dat | binary | |
MD5:AD69D516F25355F9DF4BF7160DBC0A31 | SHA256:7C7CC596E5D1D2F3809B5D1E7BC8E9E578A88D1A07657C1FD411363C5853C1D3 | |||
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE145.tmp.tmpdb | binary | |
MD5:34B2848FBEDBF3D43462938703592DBC | SHA256:6CF535DAEEC70899C28C0C6127F210900C2999A97189DEDDA415987D0F353A72 | |||
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE1A5.tmp.dat | binary | |
MD5:9354520741EBDFB3142C07C6CBC20A35 | SHA256:1440E81F80958229541B1DA9D33A03E9AA5848545033C98EFF59E332AA2B59E9 | |||
| 7828 | Build.exe | C:\Users\admin\AppData\Local\Temp\tmpE1C8.tmp.dat | binary | |
MD5:AD69D516F25355F9DF4BF7160DBC0A31 | SHA256:7C7CC596E5D1D2F3809B5D1E7BC8E9E578A88D1A07657C1FD411363C5853C1D3 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
4704 | svchost.exe | GET | 200 | 72.246.29.11:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | US | binary | 814 b | whitelisted |
6768 | MoUsoCoreWorker.exe | GET | 200 | 72.246.29.11:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | US | binary | 814 b | whitelisted |
— | — | GET | 200 | 23.216.77.28:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | NL | binary | 825 b | whitelisted |
— | — | GET | 200 | 72.246.29.11:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | US | binary | 814 b | whitelisted |
7828 | Build.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/line/?fields=status,country,countryCode,query | US | text | 31 b | unknown |
4704 | svchost.exe | GET | 200 | 23.216.77.28:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | NL | binary | 825 b | whitelisted |
6768 | MoUsoCoreWorker.exe | GET | 200 | 23.216.77.28:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | NL | binary | 825 b | whitelisted |
4704 | svchost.exe | GET | 200 | 4.231.128.59:443 | https://settings-win.data.microsoft.com/settings/v3.0/WSD/UpdateHealthTools?os=Windows&osVer=10.0.19041.1.amd64fre.vb_release.191206-&sku=48&deviceClass=Windows.Desktop&locale=en-US&deviceId=s:BAD99146-31D3-4EC6-A1A4-BE76F32BA5D4&sampleId=s:95271487&appVer=10.0.19041.3626&FlightRing=Retail&TelemetryLevel=1&HidOverGattReg=C%3A%5CWINDOWS%5CSystem32%5CDriverStore%5CFileRepository%5Chidbthle.inf_amd64_9610b4821fdf82a5%5CMicrosoft.Bluetooth.Profiles.HidOverGatt.dll&AppVer=&ProcessorIdentifier=AMD64%20Family%2023%20Model%201%20Stepping%202&OEMModel=DELL&UpdateOfferedDays=4294967295&ProcessorManufacturer=AuthenticAMD&InstallDate=1661339444&OEMModelBaseBoard=&BranchReadinessLevel=CB&OEMSubModel=J5CR&IsCloudDomainJoined=0&DeferFeatureUpdatePeriodInDays=30&IsDeviceRetailDemo=0&FlightingBranchName=&OSUILocale=en-US&DeviceFamily=Windows.Desktop&WuClientVer=10.0.19041.3996&UninstallActive=1&IsFlightingEnabled=0&OSSkuId=48&ProcessorClockSpeed=3094&TotalPhysicalRAM=6144&SecureBootCapable=0&App=SedimentPack&ProcessorCores=6&CurrentBranch=vb_release&InstallLanguage=en-US&DeferQualityUpdatePeriodInDays=0&OEMName_Uncleaned=DELL&TPMVersion=0&PrimaryDiskTotalCapacity=262144&InstallationType=Client&AttrDataVer=186&ProcessorModel=AMD%20Ryzen%205%203500%206-Core%20Processor&IsEdgeWithChromiumInstalled=1&OSVersion=10.0.19045.4046&IsMDMEnrolled=0&ActivationChannel=Retail&FirmwareVersion=A.40&TrendInstalledKey=1&OSArchitecture=AMD64&DefaultUserRegion=244&UpdateManagementGroup=2 | US | text | 1.43 Kb | whitelisted |
7828 | Build.exe | POST | — | 149.154.166.110:443 | https://api.telegram.org/bot8106376274:AAEkayAXFzXeMY3ArPOoFjIpdjbI0KX_mho/sendMessage | VG | — | — | unknown |
7828 | Build.exe | POST | 200 | 149.154.166.110:443 | https://api.telegram.org/bot8106376274:AAEkayAXFzXeMY3ArPOoFjIpdjbI0KX_mho/sendMessage | VG | text | 942 b | unknown |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
4 | System | 192.168.100.255:137 | — | Not routed | — | whitelisted |
4704 | svchost.exe | 23.216.77.28:80 | crl.microsoft.com | AKAMAI-ASN1 | NL | whitelisted |
6768 | MoUsoCoreWorker.exe | 23.216.77.28:80 | crl.microsoft.com | AKAMAI-ASN1 | NL | whitelisted |
— | — | 23.216.77.28:80 | crl.microsoft.com | AKAMAI-ASN1 | NL | whitelisted |
4704 | svchost.exe | 72.246.29.11:80 | www.microsoft.com | AKAMAI-AS | US | whitelisted |
6768 | MoUsoCoreWorker.exe | 72.246.29.11:80 | www.microsoft.com | AKAMAI-AS | US | whitelisted |
— | — | 72.246.29.11:80 | www.microsoft.com | AKAMAI-AS | US | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
4 | System | 192.168.100.255:138 | — | Not routed | — | whitelisted |
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
ip-api.com |
| whitelisted |
api.telegram.org |
| whitelisted |
self.events.data.microsoft.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
2292 | svchost.exe | Device Retrieving External IP Address Detected | INFO [ANY.RUN] External IP Check (ip-api .com) |
2292 | svchost.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup Domain in DNS Lookup (ip-api .com) |
— | — | Unknown Traffic | ET USER_AGENTS Microsoft Dr Watson User-Agent (MSDW) |
2292 | svchost.exe | Misc activity | SUSPICIOUS [ANY.RUN] Possible sending an external IP address to Telegram |
2292 | svchost.exe | Misc activity | ET HUNTING Telegram API Domain in DNS Lookup |
7828 | Build.exe | Successful Credential Theft Detected | STEALER [ANY.RUN] Attempt to exfiltrate via Telegram |
7828 | Build.exe | Misc activity | ET HUNTING Observed Telegram API Domain (api .telegram .org in TLS SNI) |
7828 | Build.exe | Misc activity | ET HUNTING Telegram API Certificate Observed |
7828 | Build.exe | Misc activity | SUSPICIOUS [ANY.RUN] Sent Host Name in HTTP POST Body |
7828 | Build.exe | Successful Credential Theft Detected | MALWARE [ANY.RUN] Stolen Data Exfiltration via Telegram Bot API |