| File name: | malicious-email-1814-UTC.eml |
| Full analysis: | https://app.any.run/tasks/428e5336-1549-4445-8321-4f5657d59508 |
| 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: | April 29, 2025, 17:27:53 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | message/rfc822 |
| File info: | RFC 822 mail, Non-ISO extended-ASCII text, with CRLF line terminators |
| MD5: | AB0161DCE4B3DA647CE46269BAB3405C |
| SHA1: | A1ECA086CDCEB47DB3F75FBE9621C7C075118649 |
| SHA256: | 1680370D9EE294BA8A3BEBCFFC3995FCEE6906D3201281BF85EF39537C7B3B92 |
| SSDEEP: | 6144:uvhxWOuktmi+44iFfCOmc6++wg+wSo0uE0kbF3/IoqNqdmib+GC:BEJVhL6KwSbuE0QF3/Iocqnc |
MALICIOUS
Generic archive extractor
- OUTLOOK.EXE (PID: 300)
FORMBOOK has been detected
- cmd.exe (PID: 4336)
SUSPICIOUS
Reads security settings of Internet Explorer
- WinRAR.exe (PID: 7052)
Application launched itself
- Proforma Invoice P101092292891 TT slip pdf.rar.exe (PID: 1272)
- cmd.exe (PID: 4336)
Starts CMD.EXE for commands execution
- cmd.exe (PID: 4336)
INFO
The sample compiled with chinese language support
- OUTLOOK.EXE (PID: 300)
- WinRAR.exe (PID: 7052)
Manual execution by a user
- WinRAR.exe (PID: 7052)
- cmd.exe (PID: 4336)
Executable content was dropped or overwritten
- WinRAR.exe (PID: 7052)
Checks supported languages
- Proforma Invoice P101092292891 TT slip pdf.rar.exe (PID: 1272)
- Proforma Invoice P101092292891 TT slip pdf.rar.exe (PID: 5008)
Reads the computer name
- Proforma Invoice P101092292891 TT slip pdf.rar.exe (PID: 1272)
- Proforma Invoice P101092292891 TT slip pdf.rar.exe (PID: 5008)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Total processes
141
Monitored processes
11
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 300 | "C:\Program Files\Microsoft Office\Root\Office16\OUTLOOK.EXE" /eml C:\Users\admin\AppData\Local\Temp\malicious-email-1814-UTC.eml | C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Outlook Exit code: 0 Version: 16.0.16026.20146 Modules
| |||||||||||||||
| 1272 | "C:\Users\admin\AppData\Local\Temp\Rar$EXa7052.3300\Proforma Invoice P101092292891 TT slip pdf.rar.exe" | C:\Users\admin\AppData\Local\Temp\Rar$EXa7052.3300\Proforma Invoice P101092292891 TT slip pdf.rar.exe | — | WinRAR.exe | |||||||||||
User: admin Company: lexus Integrity Level: MEDIUM Description: lexus Exit code: 0 Version: 8.05 Modules
| |||||||||||||||
| 2284 | \??\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
| |||||||||||||||
| 4336 | "C:\Windows\SysWOW64\cmd.exe" | C:\Windows\SysWOW64\cmd.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5008 | "C:\Users\admin\AppData\Local\Temp\Rar$EXa7052.3300\Proforma Invoice P101092292891 TT slip pdf.rar.exe" | C:\Users\admin\AppData\Local\Temp\Rar$EXa7052.3300\Proforma Invoice P101092292891 TT slip pdf.rar.exe | — | Proforma Invoice P101092292891 TT slip pdf.rar.exe | |||||||||||
User: admin Company: lexus Integrity Level: MEDIUM Description: lexus Exit code: 0 Version: 8.05 Modules
| |||||||||||||||
| 6004 | /c del "C:\Users\admin\AppData\Local\Temp\Rar$EXa7052.3300\Proforma Invoice P101092292891 TT slip pdf.rar.exe" | C:\Windows\SysWOW64\cmd.exe | — | 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
| |||||||||||||||
| 6272 | C:\WINDOWS\System32\rundll32.exe C:\WINDOWS\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding | C:\Windows\System32\rundll32.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7052 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Documents\Proforma Invoice P101092292891 TT slip pdf.rar.zip" | C:\Program Files\WinRAR\WinRAR.exe | explorer.exe | ||||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Version: 5.91.0 Modules
| |||||||||||||||
| 7404 | 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
| |||||||||||||||
| 7472 | "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
| |||||||||||||||
Total events
16 012
Read events
14 799
Write events
1 079
Delete events
134
Modification events
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\Common\ClientTelemetry\Sampling |
| Operation: | write | Name: | 6 |
Value: 01941A000000001000B24E9A3E06000000000000000600000000000000 | |||
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\Common\CrashPersistence\OUTLOOK\300 |
| Operation: | write | Name: | 0 |
Value: 0B0E10017372226F5E1C4CBED59D8FFBD1440F230046CAA480FDC0A5EEED016A04102400449A7D64B29D01008500A907556E6B6E6F776EC906022222CA0DC2190000C91003783634C511AC02D2120B6F00750074006C006F006F006B002E00650078006500C51620C517808004C91808323231322D44656300 | |||
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics |
| Operation: | delete value | Name: | BootCommand |
Value: | |||
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics |
| Operation: | delete value | Name: | BootFailureCount |
Value: | |||
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession |
| Operation: | delete key | Name: | (default) |
Value: | |||
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession |
| Operation: | write | Name: | CantBootResolution |
Value: BootSuccess | |||
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession |
| Operation: | write | Name: | ProfileBeingOpened |
Value: Outlook | |||
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession |
| Operation: | write | Name: | SessionId |
Value: C3D8E96E-C1AF-4750-8D52-F4E28119C131 | |||
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession |
| Operation: | write | Name: | BootDiagnosticsLogFile |
Value: C:\Users\admin\AppData\Local\Temp\Outlook Logging\OUTLOOK_16_0_16026_20146-20240718T1116060318-1644.etl | |||
| (PID) Process: | (300) OUTLOOK.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics |
| Operation: | delete value | Name: | ProfileBeingOpened |
Value: | |||
Executable files
1
Suspicious files
18
Text files
7
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 300 | OUTLOOK.EXE | C:\Users\admin\Documents\Outlook Files\Outlook1.pst | — | |
MD5:— | SHA256:— | |||
| 300 | OUTLOOK.EXE | C:\Users\admin\AppData\Local\Microsoft\TokenBroker\Cache\089d66ba04a8cec4bdc5267f42f39cf84278bb67.tbres | binary | |
MD5:4BBB7650368F53839B2EAF36BA9AF291 | SHA256:6BA693BFFAF86C3E7EE3105FB9C5C64CA2223E0FE16AE967C43C55D2612C1F85 | |||
| 300 | OUTLOOK.EXE | C:\Users\admin\AppData\Local\Microsoft\Office\16.0\WebServiceCache\AllUsers\officeclient.microsoft.com\BE20D92D-7302-4566-B5CB-361FE75D7E2B | xml | |
MD5:4B2BE0EC06CED30D625E44422A4DB807 | SHA256:662CE5DE65410588098033488D66DC084EF0388D4F5C933EB035A0F9889F0119 | |||
| 300 | OUTLOOK.EXE | C:\Users\admin\AppData\Local\Microsoft\TokenBroker\Cache\56a61aeb75d8f5be186c26607f4bb213abe7c5ec.tbres | binary | |
MD5:1F37B1BADBF962ABDF2E3F0F3C66ABB1 | SHA256:5E0D28D8364DEEAD57C589DB94AFE7EBB80BC6E56F23F3FBBAA9FB8269433493 | |||
| 300 | OUTLOOK.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$rmalEmail.dotm | binary | |
MD5:B7F1D5FB193805CA39E0E55E9A79D00D | SHA256:164A0F0AD73E1E90481955870E50F06A59F1F4DF3A6C83DDBC3FEF32857540B3 | |||
| 300 | OUTLOOK.EXE | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_6372E0472AFF76BB926C97818BC773B9 | binary | |
MD5:4B7C0C30C469EA2CBAD5E9E7419FCCA1 | SHA256:9472B360709708D11FB926830364C65309352D016F84C43BD2A41ACF7486FD1C | |||
| 300 | OUTLOOK.EXE | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04 | binary | |
MD5:5C240597E25A5E64F323E6D864AB7EA0 | SHA256:50D0DD95892C8606485B43302A25CB1690BE773A77BF36E0A82CE8AA55581B0B | |||
| 300 | OUTLOOK.EXE | C:\Users\admin\Documents\Proforma Invoice P101092292891 TT slip pdf.rar.zip | compressed | |
MD5:4132A73C448CD2B5813DC2D34868ABA9 | SHA256:435BFC4C3A3C887FD39C058E8C11863D5DD1F05E0C7A86E232C93D0E979FDB28 | |||
| 300 | OUTLOOK.EXE | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04 | der | |
MD5:5EB5DEF34748487EED3D8E6DCA5EB602 | SHA256:C0812947766BE364B42982863484259B68AA17B56977410060B47F501AB118FE | |||
| 300 | OUTLOOK.EXE | C:\Users\admin\AppData\Local\Microsoft\Windows\INetCache\Content.Outlook\12UG884O\Proforma Invoice P101092292891 TT slip pdf.rar (002).zip:Zone.Identifier | text | |
MD5:FBCCF14D504B7B2DBCB5A5BDA75BD93B | SHA256:EACD09517CE90D34BA562171D15AC40D302F0E691B439F91BE1B6406E25F5913 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
29
DNS requests
21
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 72.246.169.155:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 23.216.77.15:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 23.54.109.203:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
300 | OUTLOOK.EXE | GET | 200 | 23.54.109.203:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEA77flR%2B3w%2FxBpruV2lte6A%3D | unknown | — | — | whitelisted |
1672 | SIHClient.exe | GET | 200 | 72.246.169.155:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
1672 | SIHClient.exe | GET | 200 | 72.246.169.155:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
300 | OUTLOOK.EXE | GET | 200 | 23.54.109.203:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEApDqVCbATUviZV57HIIulA%3D | 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 |
|---|---|---|---|---|---|---|
— | — | 51.124.78.146:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 23.216.77.15:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
2104 | svchost.exe | 51.124.78.146:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 72.246.169.155:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3216 | svchost.exe | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
300 | OUTLOOK.EXE | 52.109.28.46:443 | officeclient.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | GB | whitelisted |
300 | OUTLOOK.EXE | 52.123.128.14:443 | ecs.office.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
6544 | svchost.exe | 20.190.160.131:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 23.54.109.203:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
officeclient.microsoft.com |
| whitelisted |
ecs.office.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
roaming.officeapps.live.com |
| whitelisted |