File name:

EXTERNAL Microsoft account unusual sign-in activity.msg

Full analysis: https://app.any.run/tasks/004832b3-975b-47f2-9ad4-de13d6b7d55c
Verdict: Suspicious activity
Analysis date: November 08, 2024, 09:59:42
OS: Windows 10 Professional (build: 19045, 64 bit)
Tags:
spf-fail
dkim-fail
Indicators:
MIME: application/vnd.ms-outlook
File info: CDFV2 Microsoft Outlook Message
MD5:

E23BE6AD4E207E044DE9CE5E59FB7AA9

SHA1:

D590475101B2E67D45B4BE5F08B1B0FB8EF58D28

SHA256:

8C3171E83E0D7C24C5241E4BF1007D16254B0AA74E0742B8858CB739B5336DD7

SSDEEP:

1536:ek4zpTQYRYwKwGyG/mBY3jT3w46KC41nCpRYR/2/aKitK:ek4ze0KJyWmBY3jT3wFKPlCC/2/5it

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

    No malicious indicators.
  • SUSPICIOUS

    • Unnecessary Base64 encoding in Email Subject

      • OUTLOOK.EXE (PID: 6688)
  • INFO

    • The process uses the downloaded file

      • OUTLOOK.EXE (PID: 6688)
    • Email verification fail (SPF, DKIM or DMARC)

      • OUTLOOK.EXE (PID: 6688)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.msg | Outlook Message (58.9)
.oft | Outlook Form Template (34.4)
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
138
Monitored processes
4
Malicious processes
0
Suspicious processes
0

Behavior graph

Click at the process to see the details
start outlook.exe ai.exe no specs sppextcomobj.exe no specs slui.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
6688"C:\Program Files\Microsoft Office\Root\Office16\OUTLOOK.EXE" /f "C:\Users\admin\AppData\Local\Temp\EXTERNAL Microsoft account unusual sign-in activity.msg"C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Outlook
Version:
16.0.16026.20146
Modules
Images
c:\program files\microsoft office\root\office16\outlook.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
4208"C:\Program Files\Microsoft Office\root\VFS\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\ai.exe" "8B85EFAA-1FF0-4B8A-9CBC-6F4004C5186C" "C05DC85B-03A4-40DB-893A-D5458E4FD18F" "6688"C:\Program Files\Microsoft Office\root\VFS\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\ai.exeOUTLOOK.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Artificial Intelligence (AI) Host for the Microsoft® Windows® Operating System and Platform x64.
Version:
0.12.2.0
Modules
Images
c:\program files\microsoft office\root\vfs\programfilescommonx64\microsoft shared\office16\ai.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\common files\microsoft shared\clicktorun\appvisvsubsystems64.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\program files\common files\microsoft shared\clicktorun\c2r64.dll
6740C:\WINDOWS\system32\SppExtComObj.exe -EmbeddingC:\Windows\System32\SppExtComObj.Exesvchost.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
KMS Connection Broker
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\sppextcomobj.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\oleaut32.dll
5512"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=TimerEventC:\Windows\System32\slui.exeSppExtComObj.Exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows Activation Client
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\slui.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\user32.dll
Total events
8 280
Read events
7 929
Write events
302
Delete events
49

Modification events

(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\Common\ClientTelemetry\Sampling
Operation:writeName:6
Value:
01941A000000001000B24E9A3E06000000000000000600000000000000
(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\Common\CrashPersistence\OUTLOOK\6688
Operation:writeName:0
Value:
0B0E100287E735F134254ABC9A6DDB3D081D7E23004689DCDDA0CFB8CCED016A04102400449A7D64B29D01008500A907556E6B6E6F776EC906022222CA0DC2190000C91003783634C511A034D2120B6F00750074006C006F006F006B002E00650078006500C51620C517808004C91808323231322D44656300
(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics
Operation:delete valueName:BootCommand
Value:
(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics
Operation:delete valueName:BootFailureCount
Value:
(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession
Operation:delete keyName:(default)
Value:
(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession
Operation:writeName:CantBootResolution
Value:
BootSuccess
(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession
Operation:writeName:ProfileBeingOpened
Value:
Outlook
(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession
Operation:writeName:SessionId
Value:
C3D8E96E-C1AF-4750-8D52-F4E28119C131
(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics\BootDiagnosticsDataPreviousSession
Operation:writeName:BootDiagnosticsLogFile
Value:
C:\Users\admin\AppData\Local\Temp\Outlook Logging\OUTLOOK_16_0_16026_20146-20240718T1116060318-1644.etl
(PID) Process:(6688) OUTLOOK.EXEKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Diagnostics
Operation:delete valueName:ProfileBeingOpened
Value:
Executable files
0
Suspicious files
5
Text files
3
Unknown types
0

Dropped files

PID
Process
Filename
Type
6688OUTLOOK.EXEC:\Users\admin\Documents\Outlook Files\Outlook1.pst
MD5:
SHA256:
6688OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\Office\16.0\AddInClassifierCache\OfficeSharedEntities.bintext
MD5:CC90D669144261B198DEAD45AA266572
SHA256:89C701EEFF939A44F28921FD85365ECD87041935DCD0FE0BAF04957DA12C9899
6688OUTLOOK.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$rmalEmail.dotmbinary
MD5:0D7620D4965A2A6C9A2A7E1B643196D6
SHA256:190E11FC648B9F8C61F7BA466DDA22BDAFD0C49BFD1D2B4B9F653D3C86639C75
6688OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\Office\16.0\AddInClassifierCache\OfficeSharedEntitiesUpdated.bintext
MD5:65E9BA5CC0DD3F135756B4F63CD576F9
SHA256:7FAB481D751061607C528141FDBA7EA11234290761D7E3021EA567FE7CCFE50C
6688OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\TokenBroker\Cache\56a61aeb75d8f5be186c26607f4bb213abe7c5ec.tbresbinary
MD5:02C044BF86D642E0DA75B700F2B79104
SHA256:22C62A0322BFCA10E133B1387AF9475AC9D45298161FCB8EDEA067BDFDA9D624
6688OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\TokenBroker\Cache\089d66ba04a8cec4bdc5267f42f39cf84278bb67.tbresbinary
MD5:16D96957B247F273238B3A4EDFC2035A
SHA256:01812907EC378C9960CFB96FC9DE9716EAAEEC429A8EDA218DEC8C9EF21357D0
6688OUTLOOK.EXEC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_6372E0472AFF76BB926C97818BC773B9binary
MD5:42F34C58D35F15A2B277CAC81B0B4234
SHA256:2A36F410C6FD0937CCB03FA3F8F3DD2A2625EA79A3D9F54BC43515BB12E27506
6688OUTLOOK.EXEC:\Users\admin\AppData\Local\Microsoft\Outlook\RoamCache\Stream_TableViewPreviewPrefs_2_CE664C9BA7A8284BBF42B2D5567B3EC1.datxml
MD5:0E092DB99AEE99FDFF9B5B222C732CFD
SHA256:D1614AD99ADED9F6F5C1BE7FE7FFA5124BD04A526580DA3818EA8A954E852AA6
6688OUTLOOK.EXEC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_6372E0472AFF76BB926C97818BC773B9binary
MD5:CEC5DC75F3B14576D45D4BE4A93A03F2
SHA256:8E7B648EB96E36AB506A45C5FC9657758A5B731FB17428C3CC0F9E2C06C60590
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
51
DNS requests
26
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
528
SIHClient.exe
GET
200
23.218.209.163:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
whitelisted
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D
unknown
whitelisted
GET
200
23.48.23.143:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
GET
200
23.218.209.163:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
whitelisted
528
SIHClient.exe
GET
200
23.218.209.163:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
whitelisted
6688
OUTLOOK.EXE
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEA77flR%2B3w%2FxBpruV2lte6A%3D
unknown
whitelisted
7104
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
whitelisted
1880
svchost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%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
4
System
192.168.100.255:137
whitelisted
5488
MoUsoCoreWorker.exe
51.104.136.2:443
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
51.104.136.2:443
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
23.48.23.143:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
23.218.209.163:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
4360
SearchApp.exe
104.126.37.146:443
www.bing.com
Akamai International B.V.
DE
whitelisted
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted
6944
svchost.exe
51.104.136.2:443
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:138
whitelisted
6688
OUTLOOK.EXE
52.113.194.132:443
ecs.office.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted

DNS requests

Domain
IP
Reputation
crl.microsoft.com
  • 23.48.23.143
  • 23.48.23.156
whitelisted
www.microsoft.com
  • 23.218.209.163
whitelisted
www.bing.com
  • 104.126.37.146
  • 104.126.37.184
  • 104.126.37.145
  • 104.126.37.171
  • 104.126.37.152
  • 104.126.37.168
  • 104.126.37.153
  • 104.126.37.155
  • 104.126.37.179
  • 104.126.37.185
  • 104.126.37.186
  • 104.126.37.170
  • 104.126.37.177
  • 104.126.37.128
  • 104.126.37.123
whitelisted
google.com
  • 142.250.185.142
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
ecs.office.com
  • 52.113.194.132
whitelisted
omex.cdn.office.net
  • 23.48.23.140
  • 23.48.23.134
whitelisted
messaging.lifecycle.office.com
  • 52.111.246.2
whitelisted
login.live.com
  • 20.190.159.68
  • 20.190.159.0
  • 20.190.159.23
  • 20.190.159.2
  • 40.126.31.69
  • 40.126.31.73
  • 40.126.31.67
  • 20.190.159.75
whitelisted
nleditor.osi.office.net
  • 52.111.243.41
  • 52.111.243.43
  • 52.111.243.40
  • 52.111.243.42
whitelisted

Threats

No threats detected
No debug info