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File name:

16011-650038.DOCX.arj

Full analysis: https://app.any.run/tasks/a1be49e3-353f-4884-8930-ddfa9a349c98
Verdict: Malicious activity
Threats:

FormBook is a data stealer that is being distributed as a MaaS. FormBook differs from a lot of competing malware by its extreme ease of use that allows even the unexperienced threat actors to use FormBook virus.

Analysis date: March 22, 2019, 10:06:14
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
formbook
stealer
Indicators:
MIME: application/x-rar
File info: RAR archive data, v4, os: Win32
MD5:

9E5551E606CC25CBB899EF56E9F88057

SHA1:

A33ED4A2BBE79DAA976F078653FAC6C1366B90E2

SHA256:

DB074B1E7C64BC9D828CD1177549F32BFB4C5C14B8DAAB80AB919DDD52E332DE

SSDEEP:

3072:IzM5W/Yp9O1jQgnZnql0wQE6Kyz3AZhZ6x+CDbz3fUod4HEwQfBuXX4WA0eImZdh:IzM5Ze11s0ZmMP3fUod4H2QXXR5eP7

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

      • 16011-650038.DOCX.exe (PID: 4068)
      • 16011-650038.DOCX.exe (PID: 2504)
    • FORMBOOK was detected

      • explorer.exe (PID: 1696)
    • Actions looks like stealing of personal data

      • NAPSTAT.EXE (PID: 3764)
    • Connects to CnC server

      • explorer.exe (PID: 1696)
    • Changes the autorun value in the registry

      • NAPSTAT.EXE (PID: 3764)
    • Formbook was detected

      • NAPSTAT.EXE (PID: 3764)
      • Firefox.exe (PID: 1048)
    • Stealing of credential data

      • NAPSTAT.EXE (PID: 3764)
  • SUSPICIOUS

    • Reads Internet Cache Settings

      • explorer.exe (PID: 1696)
    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 516)
    • Creates files in the user directory

      • explorer.exe (PID: 1696)
      • NAPSTAT.EXE (PID: 3764)
    • Starts CMD.EXE for commands execution

      • NAPSTAT.EXE (PID: 3764)
    • Application launched itself

      • 16011-650038.DOCX.exe (PID: 4068)
    • Loads DLL from Mozilla Firefox

      • NAPSTAT.EXE (PID: 3764)
  • INFO

    • Starts Microsoft Office Application

      • explorer.exe (PID: 1696)
    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 3080)
    • Creates files in the user directory

      • WINWORD.EXE (PID: 3080)
      • Firefox.exe (PID: 1048)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.rar | RAR compressed archive (v-4.x) (58.3)
.rar | RAR compressed archive (gen) (41.6)

EXIF

ZIP

ArchivedFileName: 16011-650038.DOCX.exe
PackingMethod: Normal
ModifyDate: 2019:03:21 13:32:23
OperatingSystem: Win32
UncompressedSize: 442368
CompressedSize: 207243
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
43
Monitored processes
9
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start winrar.exe 16011-650038.docx.exe no specs winword.exe no specs 16011-650038.docx.exe no specs PhotoViewer.dll no specs #FORMBOOK napstat.exe cmd.exe no specs #FORMBOOK explorer.exe #FORMBOOK firefox.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
516"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\16011-650038.DOCX.arj.rar"C:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Version:
5.60.0
4068"C:\Users\admin\AppData\Local\Temp\Rar$EXa516.19429\16011-650038.DOCX.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa516.19429\16011-650038.DOCX.exeWinRAR.exe
User:
admin
Company:
Oilrefining10
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.07.0007
3080"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\linksmark.rtf"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
2504C:\Users\admin\AppData\Local\Temp\Rar$EXa516.19429\16011-650038.DOCX.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa516.19429\16011-650038.DOCX.exe16011-650038.DOCX.exe
User:
admin
Company:
Oilrefining10
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.07.0007
3572C:\Windows\system32\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}C:\Windows\system32\DllHost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
COM Surrogate
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3764"C:\Windows\System32\NAPSTAT.EXE"C:\Windows\System32\NAPSTAT.EXE
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Network Access Protection Client UI
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3072/c del "C:\Users\admin\AppData\Local\Temp\Rar$EXa516.19429\16011-650038.DOCX.exe"C:\Windows\System32\cmd.exeNAPSTAT.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)
1696C:\Windows\Explorer.EXEC:\Windows\explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
1048"C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe
NAPSTAT.EXE
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
65.0.2
Total events
3 288
Read events
2 858
Write events
0
Delete events
0

Modification events

No data
Executable files
3
Suspicious files
73
Text files
3
Unknown types
10

Dropped files

PID
Process
Filename
Type
3080WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVRD45E.tmp.cvr
MD5:
SHA256:
516WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa516.32774\16011-650038.DOCX.exeexecutable
MD5:76747E3DF3EE255DE773B948C8F574A0
SHA256:D8B9AC920DEAC64238415021D29296D3DB51EDCE43437C45401A1C84BC5F30B0
3080WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dattext
MD5:7B7A1DC2078C905FA03C2597BB9AA8FC
SHA256:95EEB3AB24C5E98580556A3DFDA8D014089EC4FC8DAE7876B0437765C022A788
1696explorer.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\linksmark.rtf (2).lnklnk
MD5:29341BC00A85B57FAF2C75726044538E
SHA256:F998B2A684489D197A3543537DCB4F01B146EC9E9D9243CDC62E394EE585EE9C
3080WINWORD.EXEC:\Users\admin\Desktop\~$nksmark.rtfpgc
MD5:8AAC6E191B9CD93D801E5F3AD977FB65
SHA256:E06ECDDEF919725546731B799BE671F481632EDA666A7608C4F1BB8B8EFE7622
516WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa516.19429\16011-650038.DOCX.exeexecutable
MD5:76747E3DF3EE255DE773B948C8F574A0
SHA256:D8B9AC920DEAC64238415021D29296D3DB51EDCE43437C45401A1C84BC5F30B0
3080WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:427B23AAA98B64BEB0A9D7917FBBA8BC
SHA256:59C379B79F8B5C707CAC9CFB1084A58894BE462114A756E2DEE5432E54B7C04F
1696explorer.exeC:\Users\admin\AppData\Local\Microsoft\Windows\History\History.IE5\MSHist012019032220190323\index.datdat
MD5:7983EE377A01FBB53FB2E35BEDE0DF46
SHA256:B2F265B86A616BA2058BF3160F147249D7FE961C4F0D433F90247833FC1C8813
1696explorer.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\AutomaticDestinations\1b4dd67f29cb1962.automaticDestinations-msautomaticdestinations-ms
MD5:002A4C8D47212E6F253247D35A0F3B99
SHA256:12D596C3225502E0935C125FD1BB6E282AE25D8189EC9BBFC6A7376151184811
1696explorer.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\AutomaticDestinations\a7bd71699cd38d1c.automaticDestinations-msautomaticdestinations-ms
MD5:79EE66B83258E90F89ACB01AFC0E3D7A
SHA256:0DA2AB304FB11D184A3F8FCF658423AF711EEE6DA9FE7134C412B91F3437B48C
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
1
DNS requests
3
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1696
explorer.exe
GET
404
23.224.196.211:80
http://www.haibinjiaqi.com/ca/?mv1D=ZY2SzckiE+XKbEQVtCSKxuu7s2V7DEYoz/e6Zzk6SWoHnBUslV+o4AjE+rQqOwBu9V9PLA==&2diH=GfTpkjZp2TvXFbS
US
html
1.14 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
1696
explorer.exe
23.224.196.211:80
www.haibinjiaqi.com
CloudRadium L.L.C
US
malicious

DNS requests

Domain
IP
Reputation
www.ketanpasar.com
unknown
www.haibinjiaqi.com
  • 23.224.196.211
malicious
www.downtownlaburnum.com
unknown

Threats

PID
Process
Class
Message
1696
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
1 ETPRO signatures available at the full report
No debug info