| File name: | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta |
| Full analysis: | https://app.any.run/tasks/8ee39c1d-8004-45fb-b2c8-6abfbacb3b98 |
| 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: | April 07, 2025, 06:28:16 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, 8 sections |
| MD5: | CD2664F9A35F1DE44E058620DE40A9CE |
| SHA1: | 0C77BB047A919770071EEFA357145C2A7CBA5CD6 |
| SHA256: | 9ED9CDB84EDC7CEF756DF1D2950829815E8B847E2D9D1D9723AFE94EE19AE33A |
| SSDEEP: | 49152:9TsLa8N6GMT+qTfS8jInTWLZpwsWHq+WMyzSCB8h9OX9wS0djllxkg:xsbY+qDSWInTWtpwPHq+WV/LXgfxkg |
MALICIOUS
NESHTA mutex has been found
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 5380)
Actions looks like stealing of personal data
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
Executing a file with an untrusted certificate
- FileCoAuth.exe (PID: 4692)
SUSPICIOUS
Process drops legitimate windows executable
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 5380)
Reads security settings of Internet Explorer
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 5380)
Starts a Microsoft application from unusual location
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 5720)
- FileCoAuth.exe (PID: 4692)
Mutex name with non-standard characters
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 5380)
Executable content was dropped or overwritten
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 5380)
There is functionality for taking screenshot (YARA)
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
INFO
Checks supported languages
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 4692)
Reads the computer name
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 4692)
The sample compiled with english language support
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 5380)
Create files in a temporary directory
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 4692)
Process checks computer location settings
- 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe (PID: 4988)
- FileCoAuth.exe (PID: 5380)
Reads the software policy settings
- slui.exe (PID: 4428)
Creates files or folders in the user directory
- FileCoAuth.exe (PID: 4692)
Reads the machine GUID from the registry
- FileCoAuth.exe (PID: 4692)
Checks proxy server information
- slui.exe (PID: 4428)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable Borland Delphi 6 (89.3) |
|---|---|---|
| .exe | | | Win32 Executable Delphi generic (4.8) |
| .dll | | | Win32 Dynamic Link Library (generic) (2.2) |
| .exe | | | Win32 Executable (generic) (1.5) |
| .exe | | | Win16/32 Executable Delphi generic (0.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 1992:06:19 22:22:17+00:00 |
| ImageFileCharacteristics: | Executable, No line numbers, No symbols, Bytes reversed lo, 32-bit, Bytes reversed hi |
| PEType: | PE32 |
| LinkerVersion: | 2.25 |
| CodeSize: | 29696 |
| InitializedDataSize: | 10752 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x80e4 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
Total processes
127
Monitored processes
6
Malicious processes
2
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4428 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | svchost.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4692 | "C:\Users\admin\AppData\Local\Temp\3582-490\FileCoAuth.exe" -Embedding | C:\Users\admin\AppData\Local\Temp\3582-490\FileCoAuth.exe | — | FileCoAuth.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft OneDriveFile Co-Authoring Executable Exit code: 0 Version: 19.043.0304.0013 Modules
| |||||||||||||||
| 4724 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.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
| |||||||||||||||
| 4988 | "C:\Users\admin\Desktop\2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe" | C:\Users\admin\Desktop\2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 5380 | C:\Users\admin\AppData\Local\Microsoft\OneDrive\19.043.0304.0013\FileCoAuth.exe -Embedding | C:\Users\admin\AppData\Local\Microsoft\OneDrive\19.043.0304.0013\FileCoAuth.exe | — | svchost.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 5720 | "C:\Users\admin\AppData\Local\Temp\3582-490\2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe" | C:\Users\admin\AppData\Local\Temp\3582-490\2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | — | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Malware Protection Command Line Utility Exit code: 3221225781 Version: 4.18.25030.2 (000028f0c1f345a538ea89b768605447f1c02bdf) Modules
| |||||||||||||||
Total events
4 018
Read events
4 018
Write events
0
Delete events
0
Modification events
Executable files
9
Suspicious files
2
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 4988 | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\19.043.0304.0013\FileCoAuth.exe | executable | |
MD5:13C2D5BF03C4A2B28E930F990CCC32DB | SHA256:12D24D0BC0E7CDC902E3540A3C6F7B755094F011A8EAD49A47A00563710B8F80 | |||
| 4988 | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\19.043.0304.0013\FileSyncHelper.exe | executable | |
MD5:1C0BE16E6ED8F5B6F0910650A25F4FA7 | SHA256:3028F6A6A7A10DC5D63F256FEEB8275F3818BF3371EAF8B20A2D0BF2FCD5F4A9 | |||
| 4988 | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe | executable | |
MD5:178B773B3FB050FCE26E40A9E8C2EE9A | SHA256:1E03573733F25B44004049A535E7E79366FD86FE953F6DFEDAAD05513B46A6C5 | |||
| 5380 | FileCoAuth.exe | C:\Users\admin\AppData\Local\Temp\3582-490\FileCoAuth.exe | executable | |
MD5:394DEEEF3E5FFE6C77A9CDA1832361BB | SHA256:37DCEC7509B0803F2BBA453845ED67FDBAA15771F8A60FC11F9082FD2A64BD23 | |||
| 4988 | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\19.043.0304.0013\OneDriveUpdaterService.exe | executable | |
MD5:E73AC057B2CFEF016B8199389F0DF590 | SHA256:20ABA9D6001E5CDC287CD5BD452D0F2D05980D83F851D2B309BF49E9D9A8AC4C | |||
| 4988 | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | C:\Users\admin\AppData\Local\Temp\3582-490\2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | executable | |
MD5:C1C6C250371E810FEB5B7A77D9D075EA | SHA256:BCC0DCEFBFB24BECAF1DF9B2C9492666066612E661301AD604A138A4044F1D86 | |||
| 4692 | FileCoAuth.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\logs\Common\FileCoAuth-2025-04-07.0628.4692.1.odl | binary | |
MD5:93EFD77ABC2D098E3CACB6989471A9A9 | SHA256:CB20B71B9E456C949C2839CB8869FC4CBC000206B3E39C4234379EC3E6D09CC0 | |||
| 4988 | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | C:\Users\admin\AppData\Local\Temp\tmp5023.tmp | text | |
MD5:DA9081EF4D2E095DCC7F8DC4011AAC11 | SHA256:F7AA470C785A7D4CCBEC5A5ED74D85829B39BDD493926AA60CAD5447EB628B88 | |||
| 4692 | FileCoAuth.exe | C:\Users\admin\AppData\Local\Microsoft\OneDrive\logs\Common\FileCoAuth-2025-04-07.0628.4692.1.aodl | binary | |
MD5:28DCA2FF4B34B5A52A2E59DF202A6ED3 | SHA256:33BACCB7296F1ED1F995FC77A23049F261CF391AC0388F9E8DD161F8C17B7F94 | |||
| 4988 | 2025-04-07_cd2664f9a35f1de44e058620de40a9ce_black-basta_neshta.exe | C:\ProgramData\Adobe\ARM\S\388\AdobeARMHelper.exe | executable | |
MD5:85A67D34298E33D2D5A9EC789B6AB594 | SHA256:1DEE143B4F88F2375B85C6271A58E2E78FED081BEAE4090678CB2DD7A37FB2D4 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
25
TCP/UDP connections
44
DNS requests
11
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 304 | 20.12.23.50:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
5640 | SIHClient.exe | GET | 200 | 2.20.245.139:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5640 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20Update%20Signing%20CA%202.1.crl | unknown | — | — | whitelisted |
5640 | SIHClient.exe | GET | 200 | 2.20.245.139:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl | unknown | — | — | whitelisted |
5640 | SIHClient.exe | GET | 200 | 2.20.245.139:80 | http://crl.microsoft.com/pki/crl/products/MicTimStaPCA_2010-07-01.crl | unknown | — | — | whitelisted |
5640 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
5640 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Signing%20CA%202.2.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 40.69.42.241:443 | https://fe3cr.delivery.mp.microsoft.com/clientwebservice/ping | unknown | — | — | — |
— | — | GET | 200 | 20.12.23.50:443 | https://slscr.update.microsoft.com/sls/ping | unknown | — | — | — |
— | — | GET | 304 | 20.12.23.50:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 192.168.100.255:137 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
4200 | slui.exe | 20.83.72.98:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
3216 | svchost.exe | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
5640 | SIHClient.exe | 4.245.163.56:443 | slscr.update.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
5640 | SIHClient.exe | 2.20.245.139:80 | crl.microsoft.com | Akamai International B.V. | SE | whitelisted |
5640 | SIHClient.exe | 95.101.149.131:80 | www.microsoft.com | Akamai International B.V. | NL | whitelisted |
5640 | SIHClient.exe | 13.85.23.206:443 | fe3cr.delivery.mp.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
6544 | svchost.exe | 20.190.159.2:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |