| File name: | mal.exe |
| Full analysis: | https://app.any.run/tasks/f9f3d5ad-b6cb-4f19-9d38-e86e22a7c585 |
| Verdict: | Malicious activity |
| Threats: | FormBook is a data stealer that is being distributed as a MaaS. FormBook differs from a lot of competing malware by its extreme ease of use that allows even the unexperienced threat actors to use FormBook virus. |
| Analysis date: | May 17, 2025, 13:13:02 |
| 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, 9 sections |
| MD5: | 8CC7D1772A9D786F9CE2C2C9DEB2752E |
| SHA1: | 75C0E5DC8185FE6C5D325396DFD21F45B2FD205D |
| SHA256: | B662371C1C5432F0AFE379C120312A067671BBC44157971350DF21D0C59E5CC1 |
| SSDEEP: | 49152:tGpBU5zO55Yle19yeoby2qEVCLfpimRnxdKnwUSlaAuLw:IUqYw18lVItRaw |
MALICIOUS
STEALER has been found (auto)
- mal.exe (PID: 7348)
SUSPICIOUS
Reads security settings of Internet Explorer
- mal.exe (PID: 7348)
There is functionality for taking screenshot (YARA)
- mal.exe (PID: 7348)
Starts CMD.EXE for commands execution
- mal.exe (PID: 7348)
Executing commands from ".cmd" file
- mal.exe (PID: 7348)
Runs PING.EXE to delay simulation
- cmd.exe (PID: 7936)
Likely accesses (executes) a file from the Public directory
- esentutl.exe (PID: 8044)
- alpha.pif (PID: 8096)
- alpha.pif (PID: 8076)
Drops a file with a rarely used extension (PIF)
- esentutl.exe (PID: 8044)
- mal.exe (PID: 7348)
Starts application with an unusual extension
- cmd.exe (PID: 7904)
- mal.exe (PID: 7348)
Starts a Microsoft application from unusual location
- alpha.pif (PID: 8096)
- alpha.pif (PID: 8076)
Executable content was dropped or overwritten
- mal.exe (PID: 7348)
- esentutl.exe (PID: 8044)
Starts itself from another location
- cmd.exe (PID: 7904)
Created directory related to system
- alpha.pif (PID: 8076)
INFO
Reads the computer name
- mal.exe (PID: 7348)
Checks supported languages
- mal.exe (PID: 7348)
- alpha.pif (PID: 8076)
- alpha.pif (PID: 8096)
- xeiozofA.pif (PID: 8160)
Checks proxy server information
- mal.exe (PID: 7348)
Reads the software policy settings
- mal.exe (PID: 7348)
Creates files in the program directory
- mal.exe (PID: 7348)
Compiled with Borland Delphi (YARA)
- mal.exe (PID: 7348)
The sample compiled with english language support
- esentutl.exe (PID: 8044)
- mal.exe (PID: 7348)
Reads the machine GUID from the registry
- mal.exe (PID: 7348)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable Delphi generic (37.4) |
|---|---|---|
| .scr | | | Windows screen saver (34.5) |
| .exe | | | Win32 Executable (generic) (11.9) |
| .exe | | | Win16/32 Executable Delphi generic (5.4) |
| .exe | | | Generic Win/DOS Executable (5.2) |
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: | 527360 |
| InitializedDataSize: | 606208 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x82820 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
Total processes
139
Monitored processes
12
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7348 | "C:\Users\admin\AppData\Local\Temp\mal.exe" | C:\Users\admin\AppData\Local\Temp\mal.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 7388 | C:\WINDOWS\system32\SppExtComObj.exe -Embedding | C:\Windows\System32\SppExtComObj.Exe | — | svchost.exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: KMS Connection Broker Version: 10.0.19041.3996 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7420 | "C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEvent | C:\Windows\System32\slui.exe | — | SppExtComObj.Exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7904 | C:\WINDOWS\system32\cmd.exe /c C:\\ProgramData\\8780.cmd | C:\Windows\SysWOW64\cmd.exe | — | mal.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7912 | \??\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
| |||||||||||||||
| 7936 | C:\WINDOWS\system32\cmd.exe /c C:\\ProgramData\\21284.cmd | C:\Windows\SysWOW64\cmd.exe | — | mal.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7952 | \??\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
| |||||||||||||||
| 8016 | ping 127.0.0.1 -n 10 | C:\Windows\SysWOW64\PING.EXE | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: TCP/IP Ping Command Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 8044 | C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o | C:\Windows\SysWOW64\esentutl.exe | cmd.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Extensible Storage Engine Utilities for Microsoft(R) Windows(R) Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 8076 | C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows " | C:\Users\Public\alpha.pif | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
832
Read events
832
Write events
0
Delete events
0
Modification events
Executable files
2
Suspicious files
0
Text files
3
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 8044 | esentutl.exe | C:\Users\Public\alpha.pif | executable | |
MD5:D3348AC2130C7E754754A6E9CB053B09 | SHA256:E9EF013238495BFFCE7459E059BFFE340A0F08B439EC94E7D4436F4E13714ECD | |||
| 7348 | mal.exe | C:\ProgramData\neo.cmd | text | |
MD5:5BAF253744AD26F35BA17DB6B80763E9 | SHA256:9CBB41E6C4F8565A6D121B770FCF3F15A6891C8DF8BFBA6D0414B3AD3298BDBA | |||
| 7348 | mal.exe | C:\Users\admin\Links\xeiozofA.pif | executable | |
MD5:3776012E2EF5A5CAE6935853E6CA79B2 | SHA256:8E104CC58E62DE0EAB837AC09B01D30E85F79045CC1803FA2EF4EAFBDBD41E8D | |||
| 7348 | mal.exe | C:\ProgramData\8780.cmd | text | |
MD5:1DF650CCA01129127D30063634AB5C03 | SHA256:EDD4094E7A82A6FF8BE65D6B075E9513BD15A6B74F8032B5C10CE18F7191FA60 | |||
| 7348 | mal.exe | C:\ProgramData\21284.cmd | text | |
MD5:9A020804EBA1FFAC2928D7C795144BBF | SHA256:A86C6C7A2BF9E12C45275A5E7EBEBD5E6D2BA302FE0A12600B7C9FDF283D9E63 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
20
DNS requests
14
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
5496 | MoUsoCoreWorker.exe | GET | 200 | 23.48.23.173:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5496 | MoUsoCoreWorker.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
7204 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
7204 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
5496 | MoUsoCoreWorker.exe | 23.48.23.173:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
5496 | MoUsoCoreWorker.exe | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3216 | svchost.exe | 172.211.123.248:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 40.126.31.0:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6544 | svchost.exe | 2.17.190.73:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
2104 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
7348 | mal.exe | 195.252.110.146:443 | mastertechnics.co.rs | BeotelNet-ISP d.o.o | RS | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
mastertechnics.co.rs |
| unknown |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |