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File name:

31e9ffb6538ed3aad9c04bbda5d56be9302500737c2c8cae000239b875cfda66.doc

Full analysis: https://app.any.run/tasks/6705ec61-100a-4f4c-993b-7f1ebfc369d9
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: July 18, 2019, 14:10:23
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
exploit
CVE-2017-11882
loader
rat
netwire
trojan
Indicators:
MIME: text/plain
File info: ASCII text, with very long lines, with CR line terminators
MD5:

541E78C1F5F77066088F95F37CD3A2A2

SHA1:

6E20D22DBD9ACC36DBBB1D2A08012E5227F4B9F3

SHA256:

31E9FFB6538ED3AAD9C04BBDA5D56BE9302500737C2C8CAE000239B875CFDA66

SSDEEP:

96:4BXO/vyJx7gzSg2s3PTx6fRhZkkeMkKFO1kPsBg/CtTWZfEgG:AcyL7gYs3VwRhZeMw71T2f0

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

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

      • EQNEDT32.EXE (PID: 3660)
    • Application was dropped or rewritten from another process

      • tgk.scr (PID: 3768)
    • Downloads executable files from the Internet

      • EQNEDT32.EXE (PID: 3660)
    • Uses SVCHOST.EXE for hidden code execution

      • tgk.scr (PID: 3768)
    • Changes the autorun value in the registry

      • tgk.scr (PID: 3768)
    • Connects to CnC server

      • svchost.exe (PID: 3604)
    • NETWIRE was detected

      • svchost.exe (PID: 3604)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • EQNEDT32.EXE (PID: 3660)
      • tgk.scr (PID: 3768)
    • Executed via COM

      • EQNEDT32.EXE (PID: 3660)
    • Starts application with an unusual extension

      • EQNEDT32.EXE (PID: 3660)
    • Suspicious files were dropped or overwritten

      • tgk.scr (PID: 3768)
    • Creates files in the user directory

      • tgk.scr (PID: 3768)
  • INFO

    • Creates files in the user directory

      • WINWORD.EXE (PID: 3728)
    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 3728)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
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 winword.exe no specs eqnedt32.exe tgk.scr #NETWIRE svchost.exe

Process information

PID
CMD
Path
Indicators
Parent process
3728"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\31e9ffb6538ed3aad9c04bbda5d56be9302500737c2c8cae000239b875cfda66.doc"C:\Program Files\Microsoft Office\Office14\WINWORD.EXEexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Version:
14.0.6024.1000
3660"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
3768C:\Users\admin\AppData\Local\Temp\tgk.scrC:\Users\admin\AppData\Local\Temp\tgk.scr
EQNEDT32.EXE
User:
admin
Company:
MdRes
Integrity Level:
MEDIUM
Description:
dcomcnfg
Exit code:
0
Version:
368.468.344.544
3604"C:\Windows\system32\svchost.exe"C:\Windows\system32\svchost.exe
tgk.scr
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Host Process for Windows Services
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
1 216
Read events
865
Write events
0
Delete events
0

Modification events

No data
Executable files
3
Suspicious files
0
Text files
1
Unknown types
2

Dropped files

PID
Process
Filename
Type
3728WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVRF52E.tmp.cvr
MD5:
SHA256:
3660EQNEDT32.EXEC:\Users\admin\AppData\Local\Temp\tgk.screxecutable
MD5:02D1AEAA4D9130318EDFB1D22061D460
SHA256:C297A88D88B7E4BB1B0D627159D790AE438CC65438DBCF0D7F0C24D1199B0A6B
3768tgk.scrC:\Users\Public\VWkcZvrcEb.vbstext
MD5:41F20B78A09DBD1F3A43EB23531994D4
SHA256:790741377D5F75C4F2DECA8C416D996E6C112E90093B752EA47189114D39A30A
3768tgk.scrC:\Users\admin\AppData\Roaming\DsmUserTask\BthAvrcp.batexecutable
MD5:CC819856F854EC4D147075212206D2DE
SHA256:C9A8A2097D8538004A3EB602F2A97539F050E7A4A3510B764FAECBF01741E819
3728WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~$e9ffb6538ed3aad9c04bbda5d56be9302500737c2c8cae000239b875cfda66.docpgc
MD5:36C2EBA42B705A8715FEAE9BB1CCD92D
SHA256:D05DDBD0927F931C3783AF9E5F65DA50916A90B8F82D2F5334D663CE47F50506
3728WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:E7CC21C8F4BB75A3A84D17A512937A28
SHA256:A9736427D7DBC675DEA8AEB37D824B916BA42C3466C3C2138E3CC3BD9A72DFD8
3660EQNEDT32.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\JGRR2OYX\ddkp[1].screxecutable
MD5:02D1AEAA4D9130318EDFB1D22061D460
SHA256:C297A88D88B7E4BB1B0D627159D790AE438CC65438DBCF0D7F0C24D1199B0A6B
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
2
DNS requests
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3660
EQNEDT32.EXE
GET
200
193.107.36.110:80
http://malev-bg.com/xmlInstall/ddkp.scr
BG
executable
1.28 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
3604
svchost.exe
185.247.228.22:1968
malicious
3660
EQNEDT32.EXE
193.107.36.110:80
malev-bg.com
NetInfo.BG JSCo
BG
malicious

DNS requests

Domain
IP
Reputation
malev-bg.com
  • 193.107.36.110
malicious

Threats

PID
Process
Class
Message
3660
EQNEDT32.EXE
A Network Trojan was detected
ET INFO SUSPICIOUS .scr file download
3660
EQNEDT32.EXE
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
3660
EQNEDT32.EXE
A Network Trojan was detected
ET CURRENT_EVENTS Likely Evil EXE download from MSXMLHTTP non-exe extension M2
3604
svchost.exe
A Network Trojan was detected
MALWARE [PTsecurity] Netwire.RAT
1 ETPRO signatures available at the full report
No debug info