File name:

bbd9be70097030c00028b957fe38d49e.xlsx

Full analysis: https://app.any.run/tasks/173e2d61-65c2-4b55-96d3-7147e7c4cff9
Verdict: Malicious activity
Threats:

Agent Tesla is spyware that collects information about the actions of its victims by recording keystrokes and user interactions. It is falsely marketed as a legitimate software on the dedicated website where this malware is sold.

Analysis date: October 14, 2019, 15:02:11
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
exploit
cve-2017-11882
keylogger
agenttesla
evasion
rat
Indicators:
MIME: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
File info: Microsoft Excel 2007+
MD5:

BBD9BE70097030C00028B957FE38D49E

SHA1:

F4AD31F20261658C8E3FAC2CF95DC75954C98EB5

SHA256:

FD73C048A66FD521B159F5FFBEFAFF9FAC2F95162F6BD7458736586B95A93EB4

SSDEEP:

49152:0WcYH7jVjycCJzwYPuQno8u9OBr1SyXETx:0WceyxJUSk9JyU9

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

    • Suspicious connection from the Equation Editor

      • EQNEDT32.EXE (PID: 1252)
    • Equation Editor starts application (CVE-2017-11882)

      • EQNEDT32.EXE (PID: 1252)
    • Application was dropped or rewritten from another process

      • vrguo.js (PID: 2412)
    • Changes the autorun value in the registry

      • vrguo.js (PID: 2412)
    • AGENTTESLA was detected

      • InstallUtil.exe (PID: 532)
    • Actions looks like stealing of personal data

      • InstallUtil.exe (PID: 532)
  • SUSPICIOUS

    • Executed via COM

      • EQNEDT32.EXE (PID: 1252)
    • Creates files in the user directory

      • EQNEDT32.EXE (PID: 1252)
    • Starts application with an unusual extension

      • EQNEDT32.EXE (PID: 1252)
    • Executable content was dropped or overwritten

      • EQNEDT32.EXE (PID: 1252)
      • vrguo.js (PID: 2412)
    • Suspicious files were dropped or overwritten

      • EQNEDT32.EXE (PID: 1252)
    • Connects to SMTP port

      • InstallUtil.exe (PID: 532)
    • Checks for external IP

      • InstallUtil.exe (PID: 532)
  • INFO

    • Reads Microsoft Office registry keys

      • EXCEL.EXE (PID: 1560)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.xlsx | Excel Microsoft Office Open XML Format document (61.2)
.zip | Open Packaging Conventions container (31.5)
.zip | ZIP compressed archive (7.2)

EXIF

ZIP

ZipRequiredVersion: 20
ZipBitFlag: 0x0002
ZipCompression: Deflated
ZipModifyDate: 2019:10:13 16:31:20
ZipCRC: 0xf03d41ea
ZipCompressedSize: 397
ZipUncompressedSize: 1777
ZipFileName: [Content_Types].xml

XML

Application: Microsoft Excel
DocSecurity: None
ScaleCrop: No
HeadingPairs:
  • Worksheets
  • 3
  • Named Ranges
  • 1
TitlesOfParts:
  • SUP.APPRSL FORM
  • Sheet2
  • Sheet3
  • 'SUP.APPRSL FORM'!Print_Area
Company: -
LinksUpToDate: No
SharedDoc: No
HyperlinksChanged: No
AppVersion: 15.03
LastModifiedBy: Windows User
LastPrinted: 2018:03:26 10:27:58Z
CreateDate: 1996:10:14 23:33:28Z
ModifyDate: 2019:03:25 09:18:59Z

XMP

Creator: Microsoft Corporation
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
38
Monitored processes
4
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start excel.exe no specs eqnedt32.exe vrguo.js #AGENTTESLA installutil.exe

Process information

PID
CMD
Path
Indicators
Parent process
532"C:\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
vrguo.js
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
.NET Framework installation utility
Exit code:
0
Version:
2.0.50727.5420 (Win7SP1.050727-5400)
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\installutil.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
1252"C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -EmbeddingC:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
svchost.exe
User:
admin
Company:
Design Science, Inc.
Integrity Level:
MEDIUM
Description:
Microsoft Equation Editor
Exit code:
0
Version:
00110900
Modules
Images
c:\program files\common files\microsoft shared\equation\eqnedt32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\lpk.dll
c:\windows\system32\advapi32.dll
1560"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /ddeC:\Program Files\Microsoft Office\Office14\EXCEL.EXEexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Excel
Exit code:
0
Version:
14.0.6024.1000
Modules
Images
c:\program files\microsoft office\office14\excel.exe
c:\systemroot\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\gdi32.dll
c:\windows\system32\user32.dll
2412C:\Users\admin\AppData\Roaming\vrguo.jsC:\Users\admin\AppData\Roaming\vrguo.js
EQNEDT32.EXE
User:
admin
Integrity Level:
MEDIUM
Description:
Exit code:
0
Version:
2.0.5.4
Modules
Images
c:\users\admin\appdata\roaming\vrguo.js
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
Total events
697
Read events
595
Write events
91
Delete events
11

Modification events

(PID) Process:(1560) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:writeName:*"b
Value:
2A22620018060000010000000000000000000000
(PID) Process:(1560) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(1560) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1041
Value:
Off
(PID) Process:(1560) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1046
Value:
Off
(PID) Process:(1560) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1036
Value:
Off
(PID) Process:(1560) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1031
Value:
Off
(PID) Process:(1560) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1040
Value:
Off
(PID) Process:(1560) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1049
Value:
Off
(PID) Process:(1560) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:3082
Value:
Off
(PID) Process:(1560) EXCEL.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:writeName:EXCELFiles
Value:
1330511897
Executable files
3
Suspicious files
0
Text files
1
Unknown types
2

Dropped files

PID
Process
Filename
Type
1560EXCEL.EXEC:\Users\admin\AppData\Local\Temp\CVRC5FA.tmp.cvr
MD5:
SHA256:
1252EQNEDT32.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LH043OAM\mng[1].exeexecutable
MD5:
SHA256:
2412vrguo.jsC:\USER-PC\QxPbfC\Run.vbstext
MD5:
SHA256:
1252EQNEDT32.EXEC:\Users\admin\AppData\Roaming\vrguo.jsexecutable
MD5:
SHA256:
532InstallUtil.exeC:\Users\admin\AppData\Local\Temp\637066658675398750_5dc20b6f-3ec5-42ca-ab83-3028cffd048e.dbsqlite
MD5:
SHA256:
2412vrguo.jsC:\USER-PC\QxPbfC\QxPbf.exeexecutable
MD5:
SHA256:
1252EQNEDT32.EXEC:\Users\admin\AppData\Roaming\Microsoft\Windows\IETldCache\index.datdat
MD5:D7A950FEFD60DBAA01DF2D85FEFB3862
SHA256:75D0B1743F61B76A35B1FEDD32378837805DE58D79FA950CB6E8164BFA72073A
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
3
DNS requests
3
Threats
8

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
532
InstallUtil.exe
GET
200
18.214.132.216:80
http://checkip.amazonaws.com/
US
text
13 b
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1252
EQNEDT32.EXE
112.213.89.40:443
tfvn.com.vn
SUPERDATA
VN
malicious
532
InstallUtil.exe
18.214.132.216:80
checkip.amazonaws.com
US
shared
532
InstallUtil.exe
162.241.48.240:587
mail.realmetais.com.br
CyrusOne LLC
US
malicious

DNS requests

Domain
IP
Reputation
tfvn.com.vn
  • 112.213.89.40
unknown
mail.realmetais.com.br
  • 162.241.48.240
malicious
checkip.amazonaws.com
  • 18.214.132.216
  • 52.55.255.113
  • 34.196.181.158
  • 3.224.145.145
  • 52.44.169.135
  • 18.205.71.63
malicious

Threats

PID
Process
Class
Message
532
InstallUtil.exe
Generic Protocol Command Decode
SURICATA Applayer Detect protocol only one direction
532
InstallUtil.exe
A Network Trojan was detected
MALWARE [PTsecurity] AgentTesla IP Check
532
InstallUtil.exe
A Network Trojan was detected
AV TROJAN Win.Keylogger.AgentTesla variant outbound SMTP connection
532
InstallUtil.exe
A Network Trojan was detected
MALWARE [PTsecurity] Trojan-Spy.Keylogger.AgentTesla Exfiltration by SMTP
4 ETPRO signatures available at the full report
No debug info