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File name:

TPO-19-000741.xlsx

Full analysis: https://app.any.run/tasks/3302e808-6343-4e12-99c9-11c15e01faf2
Verdict: Malicious activity
Threats:

A loader is malicious software that infiltrates devices to deliver malicious payloads. This malware is capable of infecting victims’ computers, analyzing their system information, and installing other types of threats, such as trojans or stealers. Criminals usually deliver loaders through phishing emails and links by relying on social engineering to trick users into downloading and running their executables. Loaders employ advanced evasion and persistence tactics to avoid detection.

Analysis date: September 11, 2019, 01:06:42
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
exploit
CVE-2017-11882
rat
nanocore
loader
Indicators:
MIME: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
File info: Microsoft Excel 2007+
MD5:

D4283A06C3F3C259641A7C6F588A0859

SHA1:

5441342995B5FB77E973E0D7748EF085227112FE

SHA256:

C70E2EB638B23BCDAA20C2E2C4160472B80D4CA8AC0221D44B2F8DB8821E75DB

SSDEEP:

12288:LJwJ3L5IxvZa+9jcMo1Sn/X/EgjO/QtigIvRYw:WL5gvrj9o1SnlOiijb

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

      • screenlock.exe (PID: 2508)
      • RegSvcs.exe (PID: 2664)
    • Changes the autorun value in the registry

      • screenlock.exe (PID: 2508)
      • RegSvcs.exe (PID: 2664)
    • Equation Editor starts application (CVE-2017-11882)

      • EQNEDT32.EXE (PID: 2872)
    • NANOCORE was detected

      • RegSvcs.exe (PID: 2664)
    • Downloads executable files from the Internet

      • EQNEDT32.EXE (PID: 2872)
  • SUSPICIOUS

    • Creates files in the user directory

      • EQNEDT32.EXE (PID: 2872)
      • RegSvcs.exe (PID: 2664)
    • Executed via COM

      • EQNEDT32.EXE (PID: 2872)
    • Executable content was dropped or overwritten

      • EQNEDT32.EXE (PID: 2872)
      • RegSvcs.exe (PID: 2664)
  • INFO

    • Reads Microsoft Office registry keys

      • EXCEL.EXE (PID: 2876)
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: 2019:09:10 08:29:22
ZipCRC: 0x52293798
ZipCompressedSize: 381
ZipUncompressedSize: 1641
ZipFileName: [Content_Types].xml

XMP

Creator: SON OF D HIGHER MAN

XML

LastModifiedBy: SON OF D HIGHER MAN
CreateDate: 2019:09:10 07:19:54Z
ModifyDate: 2019:09:10 07:21:46Z
Application: Microsoft Excel
DocSecurity: None
ScaleCrop: No
HeadingPairs:
  • Worksheets
  • 3
TitlesOfParts:
  • Sheet1
  • Sheet2
  • Sheet3
LinksUpToDate: No
SharedDoc: No
HyperlinksChanged: No
AppVersion: 12
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
36
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 screenlock.exe #NANOCORE regsvcs.exe

Process information

PID
CMD
Path
Indicators
Parent process
2876"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
Version:
14.0.6024.1000
2872"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
2508C:\Users\admin\AppData\Roaming\screenlock.exeC:\Users\admin\AppData\Roaming\screenlock.exe
EQNEDT32.EXE
User:
admin
Company:
Adobe Systems, Inc.
Integrity Level:
MEDIUM
Description:
Adobe® Flash® Player Installer/Uninstaller 10.2 r152
Version:
807.13.290.230
2664"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
screenlock.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft .NET Services Installation Utility
Version:
4.7.3062.0 built by: NET472REL1
Total events
597
Read events
551
Write events
0
Delete events
0

Modification events

No data
Executable files
3
Suspicious files
0
Text files
1
Unknown types
1

Dropped files

PID
Process
Filename
Type
2876EXCEL.EXEC:\Users\admin\AppData\Local\Temp\CVR9D1F.tmp.cvr
MD5:
SHA256:
2872EQNEDT32.EXEC:\Users\admin\AppData\Roaming\Microsoft\Windows\IETldCache\index.datdat
MD5:D7A950FEFD60DBAA01DF2D85FEFB3862
SHA256:75D0B1743F61B76A35B1FEDD32378837805DE58D79FA950CB6E8164BFA72073A
2872EQNEDT32.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LH043OAM\jn[1].exeexecutable
MD5:2C221DF551DB24BF6052D57BB48C7039
SHA256:87294BA1FAAA1D87B84E20CB674A2EA6458CEF4A7AA14004EA3CB0EB62DE7F44
2872EQNEDT32.EXEC:\Users\admin\AppData\Roaming\screenlock.exeexecutable
MD5:2C221DF551DB24BF6052D57BB48C7039
SHA256:87294BA1FAAA1D87B84E20CB674A2EA6458CEF4A7AA14004EA3CB0EB62DE7F44
2664RegSvcs.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dattext
MD5:B71C4D29C32B810C8E173FB84EF14FBF
SHA256:7A1DCCFC710ABE2152F396E77B5712F035E3DC0F577259B8E5C0991BE3BE38EA
2664RegSvcs.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exeexecutable
MD5:0E06054BEB13192588E745EE63A84173
SHA256:C5D6D56DED55FBD6C150EE3A0EB2E5671CAE83106BE2BE4D70CE50AA50BAB768
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
15
DNS requests
8
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2872
EQNEDT32.EXE
GET
200
46.21.144.100:80
http://bar-t.ru/jn.exe
NL
executable
1.24 Mb
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2664
RegSvcs.exe
8.8.8.8:53
Google Inc.
US
whitelisted
2872
EQNEDT32.EXE
46.21.144.100:80
bar-t.ru
Swiftway Sp. z o.o.
NL
malicious
2664
RegSvcs.exe
41.203.73.155:9017
eventuary.ddns.net
globacom-as
NG
unknown

DNS requests

Domain
IP
Reputation
bar-t.ru
  • 46.21.144.100
malicious
eventuary.ddns.net
  • 41.203.73.155
unknown

Threats

PID
Process
Class
Message
2872
EQNEDT32.EXE
Potentially Bad Traffic
ET CURRENT_EVENTS Terse alphanumeric executable downloader high likelihood of being hostile
2872
EQNEDT32.EXE
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
No debug info