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File name:

2TwROr8

Full analysis: https://app.any.run/tasks/23d24c24-cfbe-4ad6-9f4c-01ced45e2b31
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: January 10, 2019, 19:49:35
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
macros
macros-on-open
generated-doc
loader
Indicators:
MIME: application/msword
File info: Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 949, Author: HP, Template: Normal.dotm, Last Saved By: HP, Revision Number: 2, Name of Creating Application: Microsoft Office Word, Create Time/Date: Wed Jan 9 03:48:00 2019, Last Saved Time/Date: Wed Jan 9 03:49:00 2019, Number of Pages: 1, Number of Words: 1, Number of Characters: 6, Security: 0
MD5:

3F47E0A6FD955820F0A0305684F5911F

SHA1:

F93136E44BD0D421DD022315E82EE0BFF70774C9

SHA256:

2B1493AEDE9AFA8038590B7F29412AB5445E965BB68570FAC3A5A66B15C2C35B

SSDEEP:

12288:IXKoMFH9GoUUQfUNZa6JY8X8JM8rQJJrN:SCM2NwwYC8MrN

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

      • QAaaf.exe (PID: 2776)
    • Unusual execution from Microsoft Office

      • WINWORD.EXE (PID: 2836)
    • Requests a remote executable file from MS Office

      • WINWORD.EXE (PID: 2836)
    • Executable content was dropped or overwritten

      • WINWORD.EXE (PID: 2836)
    • Downloads executable files from IP

      • WINWORD.EXE (PID: 2836)
  • SUSPICIOUS

    • Unusual connect from Microsoft Office

      • WINWORD.EXE (PID: 2836)
  • INFO

    • Creates files in the user directory

      • WINWORD.EXE (PID: 2836)
    • Application was crashed

      • QAaaf.exe (PID: 2776)
    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 2836)
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

CompObjUserType: Microsoft Word 97-2003 ????
CompObjUserTypeLen: 28
HeadingPairs:
  • ????
  • 1
TitleOfParts: -
HyperlinksChanged: No
SharedDoc: No
LinksUpToDate: No
ScaleCrop: No
AppVersion: 16
CharCountWithSpaces: 6
Paragraphs: 1
Lines: 1
Company: -
CodePage: Windows Korean (Unified Hangul Code)
Security: None
Characters: 6
Words: 1
Pages: 1
ModifyDate: 2019:01:09 03:49:00
CreateDate: 2019:01:09 03:48:00
TotalEditTime: -
Software: Microsoft Office Word
RevisionNumber: 2
LastModifiedBy: HP
Template: Normal.dotm
Comments: -
Keywords: -
Author: HP
Subject: -
Title: -
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
2
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start start winword.exe qaaaf.exe

Process information

PID
CMD
Path
Indicators
Parent process
2836"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\2TwROr8.doc"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Version:
14.0.6024.1000
Modules
Images
c:\program files\microsoft office\office14\winword.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\winsxs\x86_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.6161_none_50934f2ebcb7eb57\msvcr90.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7601.17514_none_ec83dffa859149af\comctl32.dll
2776C:\Users\Public\QAaaf.exeC:\Users\Public\QAaaf.exe
WINWORD.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221225477
Modules
Images
c:\users\public\qaaaf.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msimg32.dll
Total events
1 324
Read events
923
Write events
396
Delete events
5

Modification events

(PID) Process:(2836) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:a $
Value:
61202400140B0000010000000000000000000000
(PID) Process:(2836) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(2836) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
On
(PID) Process:(2836) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:writeName:WORDFiles
Value:
1311375390
(PID) Process:(2836) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:writeName:ProductFiles
Value:
1311375504
(PID) Process:(2836) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:writeName:ProductFiles
Value:
1311375505
(PID) Process:(2836) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word
Operation:writeName:MTTT
Value:
140B00007EC9E6AC1DA9D40100000000
(PID) Process:(2836) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:%"$
Value:
25222400140B000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:(2836) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:delete valueName:%"$
Value:
25222400140B000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:(2836) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
Executable files
2
Suspicious files
0
Text files
0
Unknown types
3

Dropped files

PID
Process
Filename
Type
2836WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR8841.tmp.cvr
MD5:
SHA256:
2836WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~DFE1EC95BBC77BEAD4.TMP
MD5:
SHA256:
2836WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~DF4FCF932E77FE75F6.TMP
MD5:
SHA256:
2836WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:11A215388F6C571C32906EC07668FCFA
SHA256:3684B3A876757BD96653E7770BDA3F8BAF4CEC7352F2A8C93F9B80D019D08D1A
2836WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RB73MZ6Y\kang[1].exeexecutable
MD5:02B9B86429F79F00E73967CCD49C392E
SHA256:DA80922D17D795833A18870A3A764413710EED3E20E321223BF7E14CDC0CD583
2836WINWORD.EXEC:\Users\Public\QAaaf.exeexecutable
MD5:02B9B86429F79F00E73967CCD49C392E
SHA256:DA80922D17D795833A18870A3A764413710EED3E20E321223BF7E14CDC0CD583
2836WINWORD.EXEC:\Users\admin\AppData\Local\Temp\VBE\MSForms.exdtlb
MD5:27B8295B726750659D308EC353796EE2
SHA256:AF99AF46648B0E5BC3440B21D71393A6625D01FF396C2BB23C07334938F33579
2836WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~$TwROr8.docpgc
MD5:1AB20161090AE233019897DB43CD3A13
SHA256:33A49AD2DAA3116A0B6524894181E8E0F384776F03026DC7FC772E9C406940F0
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
1
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3608
WerFault.exe
GET
40.70.13.248:80
http://watson.microsoft.com/StageOne/QAaaf_exe/1_45_8_4/5c07be25/ntdll_dll/6_1_7601_17514/4ce7b96e/c0000005/0001f9f2.htm?LCID=1033&OS=6.1.7601.2.00010100.1.0.48.17514&SM=DELL&SPN=DELL&BV=DELL&MID=3ADE2C42-4AB9-49B7-B142-BE9AEEA69063
US
whitelisted
2836
WINWORD.EXE
GET
200
185.136.170.16:80
http://185.136.170.16/kang.exe
DE
executable
187 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
2836
WINWORD.EXE
185.136.170.16:80
DE
suspicious
3608
WerFault.exe
40.70.13.248:80
watson.microsoft.com
Microsoft Corporation
US
whitelisted

DNS requests

Domain
IP
Reputation
watson.microsoft.com
  • 40.70.13.248
whitelisted

Threats

PID
Process
Class
Message
2836
WINWORD.EXE
A Network Trojan was detected
ET INFO Executable Download from dotted-quad Host
2836
WINWORD.EXE
A Network Trojan was detected
ET CURRENT_EVENTS Likely Evil EXE download from dotted Quad by MSXMLHTTP M1
2836
WINWORD.EXE
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
2836
WINWORD.EXE
A Network Trojan was detected
ET CURRENT_EVENTS Likely Evil EXE download from dotted Quad by MSXMLHTTP M2
2836
WINWORD.EXE
Potentially Bad Traffic
ET INFO SUSPICIOUS Dotted Quad Host MZ Response
3608
WerFault.exe
Potential Corporate Privacy Violation
ET POLICY Application Crash Report Sent to Microsoft
No debug info