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File name:

Paymentadvice.xlsx

Full analysis: https://app.any.run/tasks/45245ab2-b94c-4068-a9c7-483b0fd7f90f
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.

Malware Trends Tracker     >>>
Analysis date: March 14, 2019, 13:34:00
OS: Windows 7 Professional Service Pack 1 (build: 7601, 64 bit)
Tags:
opendir
exploit
CVE-2017-11882
loader
stealer
evasion
trojan
rat
agenttesla
Indicators:
MIME: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
File info: Microsoft Excel 2007+
MD5:

77C25F788EF53769BACE7EEDA30C2009

SHA1:

D6956D7AB4DF07C0025D0A5ED58A2A4F6D1C54F1

SHA256:

F44EE86652999164C7D40D90C97F924C2C0E8D500E342ED1EC4B9558571DBFF6

SSDEEP:

768:NnSlNxqmSKKsxqCbTAX1QM8Txw3txxI0AVrQYDi3d08GmplnVkIz9EfxJ:FSlWJsgCfAFIxU0DoNkIzuJ

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

    • Application was dropped or rewritten from another process

      • nbvcx.exe (PID: 3000)
      • nbvcx.exe (PID: 2312)
      • 8edf29e3-ce99-451c-884e-2303f15ee2a2.exe (PID: 544)

    • Suspicious connection from the Equation Editor

      • EQNEDT32.EXE (PID: 2596)

    • Equation Editor starts application (CVE-2017-11882)

      • EQNEDT32.EXE (PID: 2596)

    • Downloads executable files from the Internet

      • EQNEDT32.EXE (PID: 2596)

    • Known privilege escalation attack

      • nbvcx.exe (PID: 2312)

    • Changes the autorun value in the registry

      • nbvcx.exe (PID: 2312)

    • Actions looks like stealing of personal data

      • 8edf29e3-ce99-451c-884e-2303f15ee2a2.exe (PID: 544)
      • nbvcx.exe (PID: 2312)

    • Stealing of credential data

      • 8edf29e3-ce99-451c-884e-2303f15ee2a2.exe (PID: 544)

    • AGENTTESLA was detected

      • nbvcx.exe (PID: 2312)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • EQNEDT32.EXE (PID: 2596)
      • nbvcx.exe (PID: 2312)

    • Application launched itself

      • nbvcx.exe (PID: 3000)

    • Modifies the open verb of a shell class

      • nbvcx.exe (PID: 2312)

    • Loads DLL from Mozilla Firefox

      • 8edf29e3-ce99-451c-884e-2303f15ee2a2.exe (PID: 544)

    • Reads the machine GUID from the registry

      • 8edf29e3-ce99-451c-884e-2303f15ee2a2.exe (PID: 544)

    • Connects to SMTP port

      • nbvcx.exe (PID: 2312)

    • Checks for external IP

      • nbvcx.exe (PID: 2312)

  • INFO

    • Reads Microsoft Office registry keys

      • EXCEL.EXE (PID: 1640)

    • Creates files in the user directory

      • EXCEL.EXE (PID: 1640)

    • Reads the machine GUID from the registry

      • EXCEL.EXE (PID: 1640)
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

XML

AppVersion: 12
HyperlinksChanged: No
SharedDoc: No
LinksUpToDate: No
Company: -
TitlesOfParts:
  • Sheet1
  • Sheet2
  • Sheet3
HeadingPairs:
  • Worksheets
  • 3
ScaleCrop: No
DocSecurity: None
Application: Microsoft Excel
ModifyDate: 2019:03:04 04:41:20Z
CreateDate: 2006:09:16 00:00:00Z
LastModifiedBy: -

XMP

Creator: -

ZIP

ZipFileName: [Content_Types].xml
ZipUncompressedSize: 1947
ZipCompressedSize: 425
ZipCRC: 0xf9b9528b
ZipModifyDate: 2019:03:13 23:44:18
ZipCompression: Deflated
ZipBitFlag: 0x0002
ZipRequiredVersion: 20
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
47
Monitored processes
7
Malicious processes
3
Suspicious processes
1

Behavior graph

Click at the process to see the details
start drop and start drop and start excel.exe no specs eqnedt32.exe nbvcx.exe no specs #AGENTTESLA nbvcx.exe eventvwr.exe no specs eventvwr.exe 8edf29e3-ce99-451c-884e-2303f15ee2a2.exe

Process information

PID
CMD
Path
Indicators
Parent process
1640"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /ddeC:\Program Files\Microsoft Office\Office14\EXCEL.EXE—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Excel
Exit code:
0
Version:
14.0.4756.1000
2596"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
3000C:\Users\admin\AppData\Local\Temp\nbvcx.exeC:\Users\admin\AppData\Local\Temp\nbvcx.exe—EQNEDT32.EXE
User:
admin
Company:
Umps
Integrity Level:
MEDIUM
Description:
Augiteporphyrite
Exit code:
0
Version:
8.08.0001
2312:\Users\admin\AppData\Local\Temp\nbvcx.exeC:\Users\admin\AppData\Local\Temp\nbvcx.exe
nbvcx.exe
User:
admin
Company:
Umps
Integrity Level:
MEDIUM
Description:
Augiteporphyrite
Version:
8.08.0001
2800"C:\Windows\System32\eventvwr.exe" C:\Windows\SysWOW64\eventvwr.exe—nbvcx.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Event Viewer Snapin Launcher
Exit code:
3221226540
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2772"C:\Windows\SysWOW64\eventvwr.exe" C:\Windows\SysWOW64\eventvwr.exe
nbvcx.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Event Viewer Snapin Launcher
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
544"C:\Users\admin\AppData\Local\Temp\8edf29e3-ce99-451c-884e-2303f15ee2a2.exe" C:\Users\admin\AppData\Local\Temp\4572c12e-00a9-461c-918c-1d7734a7d6fc.tmpC:\Users\admin\AppData\Local\Temp\8edf29e3-ce99-451c-884e-2303f15ee2a2.exe
nbvcx.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Exit code:
0
Version:
0.0.0.0
Total events
1 074
Read events
985
Write events
76
Delete events
13

Modification events

(PID) Process:(1640) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:writeName:v2$
Value:
7632240068060000010000000000000000000000
(PID) Process:(1640) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(1640) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
On
(PID) Process:(1640) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel
Operation:writeName:MTTT
Value:
680600000EB4B89B6ADAD40100000000
(PID) Process:(1640) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:delete valueName:v2$
Value:
7632240068060000010000000000000000000000
(PID) Process:(1640) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:delete keyName:
Value:
(PID) Process:(1640) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency
Operation:delete keyName:
Value:
(PID) Process:(1640) EXCEL.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000100000000F01FEC\Usage
Operation:writeName:EXCELFiles
Value:
1315831831
(PID) Process:(1640) EXCEL.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000100000000F01FEC\Usage
Operation:writeName:ProductFiles
Value:
1315831934
(PID) Process:(1640) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
3
Suspicious files
2
Text files
3
Unknown types
2

Dropped files

PID
Process
Filename
Type
1640EXCEL.EXEC:\Users\admin\AppData\Local\Temp\CVRFAF6.tmp.cvr —
MD5:—
SHA256:—
1640EXCEL.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\E997D8B1.png —
MD5:—
SHA256:—
1640EXCEL.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\865586FE.png —
MD5:—
SHA256:—
1640EXCEL.EXEC:\Users\admin\Desktop\~$Paymentadvice.xlsx —
MD5:—
SHA256:—
1640EXCEL.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\Paymentadvice.LNKlnk
MD5:28624137FFB5C14BED6247749251CE2F
SHA256:110008C8F5E7A80AE450B801AD9766CFA9F54CA0B40B2E9C54306E36561FD916
2312nbvcx.exeC:\Users\admin\AppData\Local\Temp\8edf29e3-ce99-451c-884e-2303f15ee2a2.exeexecutable
MD5:AFC242F6E1D17A413E034F9EAB70E28B
SHA256:5FF4BEA99B66DA3E069F890D298B54CBB4809631CAD7224E2AD8664E8BC3729D
2596EQNEDT32.EXEC:\Users\admin\AppData\Local\Temp\nbvcx.exeexecutable
MD5:5C173C26C57E0D0249F6E5E3EC1362F0
SHA256:B4BF672CFC8F70D09393EAC68D203B204C14ECAD7F00ED2FB17D7D39AA4BABA4
3000nbvcx.exeC:\Users\admin\AppData\Local\Temp\~DF83CCBF87CC1F2FBF.TMPbinary
MD5:7B7BCAC37973BC6CCDA8396E9A021C8E
SHA256:CAB361D91CB67B0BA82071C4E6EA912364E94D35E5ECA3FF95B5DEFB75644F0C
2596EQNEDT32.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\BDW1XBVN\du[1].comexecutable
MD5:5C173C26C57E0D0249F6E5E3EC1362F0
SHA256:B4BF672CFC8F70D09393EAC68D203B204C14ECAD7F00ED2FB17D7D39AA4BABA4
1640EXCEL.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dattext
MD5:F7B6CAC7F188EB792D18081CDBEA3A0B
SHA256:E6CB618FDCEF31BA718560DD734A256C03A61CFA496FFD9F2EC5D4DAB1D4F04E
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
3
DNS requests
3
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2596
EQNEDT32.EXE
GET
200
204.93.161.26:80
http://simplex-express.com/zs/du.com
US
executable
970 Kb
suspicious
2312
nbvcx.exe
GET
200
52.200.125.74:80
http://checkip.amazonaws.com/
US
text
16 b
shared
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2312
nbvcx.exe
208.91.199.223:587
smtp.tpczj.biz
PDR
US
shared
2596
EQNEDT32.EXE
204.93.161.26:80
simplex-express.com
Server Central Network
US
suspicious
2312
nbvcx.exe
52.200.125.74:80
checkip.amazonaws.com
Amazon.com, Inc.
US
shared

DNS requests

Domain
IP
Reputation
simplex-express.com
  • 204.93.161.26
suspicious
smtp.tpczj.biz
  • 208.91.199.223
  • 208.91.199.225
  • 208.91.198.143
  • 208.91.199.224
malicious
checkip.amazonaws.com
  • 52.200.125.74
  • 34.196.82.108
  • 34.233.102.38
  • 18.233.42.138
  • 52.0.208.170
  • 52.202.139.131
shared

Threats

PID
Process
Class
Message
2596
EQNEDT32.EXE
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
2596
EQNEDT32.EXE
A Network Trojan was detected
ET CURRENT_EVENTS Likely Evil EXE download from MSXMLHTTP non-exe extension M2
2312
nbvcx.exe
Generic Protocol Command Decode
SURICATA Applayer Detect protocol only one direction
2312
nbvcx.exe
A Network Trojan was detected
MALWARE [PTsecurity] AgentTesla IP Check
2312
nbvcx.exe
A Network Trojan was detected
MALWARE [PTsecurity] Trojan-Spy.Keylogger.AgentTesla Exfiltration by SMTP
2 ETPRO signatures available at the full report
No debug info
Interactive malware hunting service ANY.RUN
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Reports
Paymentadvice.xlsx