File name:

Re MRV202407107 (PO0162).eml

Full analysis: https://app.any.run/tasks/463c21ec-bddf-42cd-b47c-622d3df5401a
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.

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Analysis date: August 06, 2024, 10:17:10
OS: Windows 7 Professional Service Pack 1 (build: 7601, 64 bit)
Tags:
formbook
xloader
Indicators:
MIME: text/html
File info: HTML document, ASCII text, with CRLF line terminators
MD5:

5BEC3CD36EC134ECF81300138A679F8E

SHA1:

5B0F4F19B8BADC1EE8B59955585DC6A1FFC49CA0

SHA256:

6963B9192DF3B889181DAE3940DAB7C3C074C4E3BCC4E8398AAF7627E82064EF

SSDEEP:

24576:AlHR6L7dpd3cNC2gPYF/VqlzfqtsMqWarjkEVmeLbCOa44wNN:Ky7T1IwlzxMqiEAeLDNN

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Starts Visual C# compiler

      • usd 47180.exe (PID: 2416)

    • FORMBOOK has been detected (YARA)

      • wab.exe (PID: 2080)
      • wmplayer.exe (PID: 2352)
      • DpiScaling.exe (PID: 2716)
      • DpiScaling.exe (PID: 2248)

    • Unusual execution from MS Outlook

      • OUTLOOK.EXE (PID: 2440)

    • Changes the autorun value in the registry

      • DpiScaling.exe (PID: 2804)

  • SUSPICIOUS

    • Process drops legitimate windows executable

      • OUTLOOK.EXE (PID: 2440)
      • WinRAR.exe (PID: 2500)

    • Reads security settings of Internet Explorer

      • WinRAR.exe (PID: 2500)

    • The process drops C-runtime libraries

      • OUTLOOK.EXE (PID: 2440)

    • Starts CMD.EXE for commands execution

      • usd 47180.exe (PID: 2416)

    • The process executes VB scripts

      • usd 47180.exe (PID: 2416)

  • INFO

    • Drops the executable file immediately after the start

      • OUTLOOK.EXE (PID: 2440)
      • WinRAR.exe (PID: 2500)

    • The process uses the downloaded file

      • OUTLOOK.EXE (PID: 2440)
      • WinRAR.exe (PID: 2500)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2500)

    • Checks supported languages

      • usd 47180.exe (PID: 2416)
      • wab.exe (PID: 1276)
      • wmplayer.exe (PID: 2352)
      • wab.exe (PID: 2080)
      • wab.exe (PID: 2012)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
56
Monitored processes
24
Malicious processes
7
Suspicious processes
1

Behavior graph

Click at the process to see the details
start outlook.exe winrar.exe usd 47180.exe iexplore.exe no specs cmd.exe no specs aspnet_wp.exe no specs svchost.exe no specs calc.exe no specs csc.exe no specs ilasm.exe no specs iexplore.exe no specs ngen.exe no specs vbc.exe no specs wab.exe no specs #FORMBOOK wmplayer.exe no specs calc.exe no specs #FORMBOOK wab.exe no specs svchost.exe no specs wab.exe no specs dpiscaling.exe no specs dpiscaling.exe no specs dpiscaling.exe #FORMBOOK dpiscaling.exe no specs #FORMBOOK dpiscaling.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
192"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe—usd 47180.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual Basic Command Line Compiler
Version:
14.8.3761.0
328"C:\Windows\SysWOW64\DpiScaling.exe"C:\Windows\SysWOW64\DpiScaling.exe—OUTLOOK.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Display Control Panel
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\syswow64\dpiscaling.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\system32\kernel32.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
836"C:\Windows\SysWOW64\DpiScaling.exe"C:\Windows\SysWOW64\DpiScaling.exe—OUTLOOK.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Display Control Panel
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\syswow64\dpiscaling.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\system32\kernel32.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
856"C:\Windows\System32\calc.exe"C:\Windows\System32\calc.exe—usd 47180.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Calculator
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
1276"C:\Program Files (x86)\Windows Mail\wab.exe"C:\Program Files (x86)\Windows Mail\wab.exe—usd 47180.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Contacts
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\program files (x86)\windows mail\wab.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\system32\kernel32.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
1344"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe—usd 47180.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft .NET Framework IL assembler
Version:
4.8.3761.0 built by: NET48REL1
1444"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe—usd 47180.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual C# Command Line Compiler
Version:
4.8.3761.0 built by: NET48REL1
1700"C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe—usd 47180.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
1712"C:\Windows\System32\svchost.exe"C:\Windows\System32\svchost.exe—usd 47180.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Host Process for Windows Services
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
1796"C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe—usd 47180.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Total events
13 853
Read events
13 258
Write events
567
Delete events
28

Modification events

(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1041
Value:
Off
(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1042
Value:
Off
(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1046
Value:
Off
(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1036
Value:
Off
(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1031
Value:
Off
(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1040
Value:
Off
(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1049
Value:
Off
(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:3082
Value:
Off
(PID) Process:(2440) OUTLOOK.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1055
Value:
Off
Executable files
6
Suspicious files
6
Text files
11
Unknown types
0

Dropped files

PID
Process
Filename
Type
2440OUTLOOK.EXEC:\Users\admin\AppData\Local\Temp\CVR5076.tmp.cvr —
MD5:—
SHA256:—
2440OUTLOOK.EXEC:\Users\admin\Documents\Outlook Files\Outlook Data File - NoMail.pst —
MD5:—
SHA256:—
2440OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\{DF66B71A-17E0-4E58-A7EF-02F25D6B5233}\{1C306CB1-771E-4B4B-A902-86E897877F5B}.pngimage
MD5:4C61C12EDBC453D7AE184976E95258E1
SHA256:296526F9A716C1AA91BA5D6F69F0EB92FDF79C2CB2CFCF0CEB22B7CCBC27035F
2440OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\FORMS\FRMDATA64.DATbinary
MD5:C4643157E488AC6D771054CAD7D50D84
SHA256:D4FF48EB72AA94E3BA215C87B198733048E75105D024CCA42960EF96A8E04EA6
2440OUTLOOK.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$rmalEmail.dotmbinary
MD5:9C0C676315E3BB56E6879DA436A80EE8
SHA256:B833AE8266ABB3074BF8A74BBE61FFD90672FAC4D5CEE58B0C39406555EFB13F
2440OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Outlook\5EWDCL3R\usd 47180.rarcompressed
MD5:364D5B5D04B67A26C7733460A3C66C3C
SHA256:17EEE8DA9A4AA7590796A6EC58D3A4F7C428CEE8C6922A12A69823D3A08B8D41
2440OUTLOOK.EXEC:\Users\admin\AppData\Local\Temp\tmp53A4.tmpbinary
MD5:8318F2094133768962D210272BB56157
SHA256:3577611F8EB1B95923BED6F20ECF94E4EE431BA2F68C97D5C0C2903316D88E9F
2440OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\Outlook\RoamCache\Stream_AvailabilityOptions_2_BFB12C4D25D7A54593FC0D0104F98D06.datxml
MD5:EEAA832C12F20DE6AAAA9C7B77626E72
SHA256:C4C9A90F2C961D9EE79CF08FBEE647ED7DE0202288E876C7BAAD00F4CA29CA16
2440OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Outlook\5EWDCL3R\usd 47180 (2).rar:Zone.Identifiertext
MD5:FBCCF14D504B7B2DBCB5A5BDA75BD93B
SHA256:EACD09517CE90D34BA562171D15AC40D302F0E691B439F91BE1B6406E25F5913
2440OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Outlook\5EWDCL3R\usd 47180.rar:Zone.Identifiertext
MD5:FBCCF14D504B7B2DBCB5A5BDA75BD93B
SHA256:EACD09517CE90D34BA562171D15AC40D302F0E691B439F91BE1B6406E25F5913
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
5
DNS requests
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2440
OUTLOOK.EXE
GET
—
64.4.26.155:80
http://config.messenger.msn.com/config/msgrconfig.asmx?op=GetOlcConfig
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
4
System
192.168.100.255:138
—
—
—
whitelisted
—
—
224.0.0.252:5355
—
—
—
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
2440
OUTLOOK.EXE
64.4.26.155:80
config.messenger.msn.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted

DNS requests

Domain
IP
Reputation
google.com
  • 142.250.184.238
whitelisted
config.messenger.msn.com
  • 64.4.26.155
whitelisted

Threats

No threats detected
No debug info
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Re MRV202407107 (PO0162).eml