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File name:

wordupd.tmp

Full analysis: https://app.any.run/tasks/14191267-0448-40b8-985c-ea35c3223ff4
Verdict: Malicious activity
Threats:

Maze is ransomware — a malware type that encrypts the victim’s files and restores the data in exchange for a ransom payment. One of the most distinguishable features of Maze is that it is one of the first malware of the kind to publicly release stolen data.

Analysis date: December 06, 2019, 15:47:55
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
opendir
ransomware
maze
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

21A563F958B73D453AD91E251B11855C

SHA1:

64ED4F6B315448D518ED003A1D0C7E56790EF50D

SHA256:

067F1B8F1E0B2BFE286F5169E17834E8CF7F4266B8D97F28EA78995DC81B0E7B

SSDEEP:

12288:VIeWyYCERmabd3LPwPqnk7HLhccQ5VSdQpRSZN9dSz6:VIeHERmabdbPwP4k71cXrEEwH9dSz6

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

    • Writes to a start menu file

      • wordupd.tmp.exe (PID: 2692)
    • Writes file to Word startup folder

      • wordupd.tmp.exe (PID: 2692)
    • Deletes shadow copies

      • wordupd.tmp.exe (PID: 2692)
    • Actions looks like stealing of personal data

      • wordupd.tmp.exe (PID: 2692)
    • Dropped file may contain instructions of ransomware

      • wordupd.tmp.exe (PID: 2692)
    • MAZE was detected

      • wordupd.tmp.exe (PID: 2692)
    • Renames files like Ransomware

      • wordupd.tmp.exe (PID: 2692)
  • SUSPICIOUS

    • Reads the cookies of Mozilla Firefox

      • wordupd.tmp.exe (PID: 2692)
    • Creates files in the program directory

      • wordupd.tmp.exe (PID: 2692)
    • Connects to server without host name

      • wordupd.tmp.exe (PID: 2692)
    • Creates files like Ransomware instruction

      • wordupd.tmp.exe (PID: 2692)
    • Creates files in the user directory

      • wmic.exe (PID: 2096)
      • wordupd.tmp.exe (PID: 2692)
    • Starts Microsoft Office Application

      • WINWORD.EXE (PID: 2364)
    • Reads Internet Cache Settings

      • CLVIEW.EXE (PID: 1888)
    • Reads internet explorer settings

      • CLVIEW.EXE (PID: 1888)
  • INFO

    • Manual execution by user

      • WINWORD.EXE (PID: 2364)
    • Creates files in the user directory

      • WINWORD.EXE (PID: 2364)
    • Reads Microsoft Office registry keys

      • CLVIEW.EXE (PID: 1888)
      • WINWORD.EXE (PID: 2364)
    • Dropped object may contain TOR URL's

      • wordupd.tmp.exe (PID: 2692)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win64 Executable (generic) (61.6)
.dll | Win32 Dynamic Link Library (generic) (14.6)
.exe | Win32 Executable (generic) (10)
.exe | Win16/32 Executable Delphi generic (4.6)
.exe | Generic Win/DOS Executable (4.4)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:10:29 07:34:19+01:00
PEType: PE32
LinkerVersion: 6.6
CodeSize: 653824
InitializedDataSize: 98816
UninitializedDataSize: 2560
EntryPoint: 0xc005
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 29-Oct-2019 06:34:19
Detected languages:
  • English - United States
  • Process Default Language

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 29-Oct-2019 06:34:19
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0009EF2E
0x0009F000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.73397
.data
0x000A0000
0x0000092E
0x00000A00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.838068
.rsrc
0x000A1000
0x00018079
0x00018200
IMAGE_SCN_CNT_CODE, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.16107
0x000BA000
0x00000034
0x00000200
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.19421
95440
Latin 1 / Western European
Process Default Language
RT_ICON
2
4.79597
346
Latin 1 / Western European
English - United States
RT_MANIFEST

Imports

comctl32.dll
kernel32.dll
winspool.drv
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
43
Monitored processes
5
Malicious processes
2
Suspicious processes
1

Behavior graph

Click at the process to see the details
start #MAZE wordupd.tmp.exe wmic.exe no specs wmic.exe no specs winword.exe no specs clview.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2692"C:\Users\admin\AppData\Local\Temp\wordupd.tmp.exe" C:\Users\admin\AppData\Local\Temp\wordupd.tmp.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
1916"C:\dcxb\..\Windows\tq\..\system32\ymrho\ttbls\..\..\wbem\jyy\k\neu\..\..\..\wmic.exe" shadowcopy deleteC:\Windows\system32\wbem\wmic.exewordupd.tmp.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
WMI Commandline Utility
Exit code:
2147749908
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2096"C:\t\ak\ph\..\..\..\Windows\bu\yvlbv\m\..\..\..\system32\vvkk\tip\n\..\..\..\wbem\yco\w\ps\..\..\..\wmic.exe" shadowcopy deleteC:\Windows\system32\wbem\wmic.exewordupd.tmp.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
WMI Commandline Utility
Exit code:
2147749908
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2364"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" C:\Program Files\Microsoft Office\Office14\WINWORD.EXEexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Exit code:
0
Version:
14.0.6024.1000
1888"C:\Program Files\Microsoft Office\Office14\CLVIEW.EXE" "WINWORD" "Microsoft Word"C:\Program Files\Microsoft Office\Office14\CLVIEW.EXEWINWORD.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Office Help Viewer
Exit code:
0
Version:
14.0.6015.1000
Total events
1 937
Read events
1 508
Write events
0
Delete events
0

Modification events

No data
Executable files
0
Suspicious files
338
Text files
306
Unknown types
17

Dropped files

PID
Process
Filename
Type
2692wordupd.tmp.exeC:\Users\admin\.oracle_jre_usage\90737d32e3abaa4.timestamp
MD5:
SHA256:
2692wordupd.tmp.exeC:\Users\admin\AppData\Roaming\Adobe\Acrobat\DC\JSCache\GlobData
MD5:
SHA256:
2692wordupd.tmp.exeC:\Users\admin\AppData\Roaming\Adobe\Acrobat\DC\JSCache\GlobSettings
MD5:
SHA256:
2692wordupd.tmp.exeC:\Users\admin\AppData\Roaming\Adobe\Acrobat\DC\Security\addressbook.acrodata
MD5:
SHA256:
2692wordupd.tmp.exeC:\Users\admin\AppData\Roaming\Adobe\Acrobat\DC\Collab\DECRYPT-FILES.txttext
MD5:14BF754BFE9124FAA66CA66B0CB849E7
SHA256:79FEC51365BFDC773102CAB8871A5A77AFDC0FA11078D2B5D1FA425800C59879
2692wordupd.tmp.exeC:\Users\admin\.oracle_jre_usage\90737d32e3abaa4.timestamp.vbTzbinary
MD5:748AA3D7E4C8019979850A9EC731C726
SHA256:DE414387451B5FE17C4B862E0AC6230F66D4F7D2B6312E1B13BED6539FD0C55C
2692wordupd.tmp.exeC:\Users\admin\AppData\Roaming\Adobe\DECRYPT-FILES.txttext
MD5:14BF754BFE9124FAA66CA66B0CB849E7
SHA256:79FEC51365BFDC773102CAB8871A5A77AFDC0FA11078D2B5D1FA425800C59879
2692wordupd.tmp.exeC:\Users\admin\.oracle_jre_usage\DECRYPT-FILES.txttext
MD5:14BF754BFE9124FAA66CA66B0CB849E7
SHA256:79FEC51365BFDC773102CAB8871A5A77AFDC0FA11078D2B5D1FA425800C59879
2692wordupd.tmp.exeC:\Users\admin\AppData\DECRYPT-FILES.txttext
MD5:14BF754BFE9124FAA66CA66B0CB849E7
SHA256:79FEC51365BFDC773102CAB8871A5A77AFDC0FA11078D2B5D1FA425800C59879
2692wordupd.tmp.exeC:\Users\admin\AppData\Roaming\Adobe\Acrobat\DC\Forms\DECRYPT-FILES.txttext
MD5:14BF754BFE9124FAA66CA66B0CB849E7
SHA256:79FEC51365BFDC773102CAB8871A5A77AFDC0FA11078D2B5D1FA425800C59879
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
20
TCP/UDP connections
20
DNS requests
0
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2692
wordupd.tmp.exe
POST
91.218.114.77:80
http://91.218.114.77/qlygpy.aspx
RU
malicious
2692
wordupd.tmp.exe
POST
91.218.114.4:80
http://91.218.114.4/jeebremke.phtml?mby=03r&veo=45o7lv&bg=5
RU
malicious
2692
wordupd.tmp.exe
POST
91.218.114.37:80
http://91.218.114.37/post/r.asp?afco=wt1
RU
malicious
2692
wordupd.tmp.exe
POST
91.218.114.32:80
http://91.218.114.32/vcaji.action?whgr=f330e3oq5&nw=c5pul537&dbv=7457u0a&mev=0
RU
malicious
2692
wordupd.tmp.exe
POST
91.218.114.38:80
http://91.218.114.38/post/r.asp?afco=wt1
RU
malicious
2692
wordupd.tmp.exe
POST
91.218.114.26:80
http://91.218.114.26/e.aspx
RU
malicious
2692
wordupd.tmp.exe
POST
91.218.114.31:80
http://91.218.114.31/vcaji.action?whgr=f330e3oq5&nw=c5pul537&dbv=7457u0a&mev=0
RU
malicious
2692
wordupd.tmp.exe
POST
91.218.114.11:80
http://91.218.114.11/u.do
RU
malicious
2692
wordupd.tmp.exe
POST
91.218.114.4:80
http://91.218.114.4/u.do
RU
malicious
2692
wordupd.tmp.exe
POST
91.218.114.11:80
http://91.218.114.11/update/tbti.shtml?b=c0s02sa1ny
RU
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2692
wordupd.tmp.exe
91.218.114.26:80
Mir Telematiki Ltd
RU
malicious
2692
wordupd.tmp.exe
91.218.114.32:80
Mir Telematiki Ltd
RU
malicious
2692
wordupd.tmp.exe
91.218.114.11:80
Mir Telematiki Ltd
RU
malicious
2692
wordupd.tmp.exe
91.218.114.25:80
Mir Telematiki Ltd
RU
malicious
2692
wordupd.tmp.exe
91.218.114.38:80
Mir Telematiki Ltd
RU
malicious
2692
wordupd.tmp.exe
91.218.114.4:80
Mir Telematiki Ltd
RU
malicious
2692
wordupd.tmp.exe
91.218.114.37:80
Mir Telematiki Ltd
RU
malicious
2692
wordupd.tmp.exe
91.218.114.31:80
Mir Telematiki Ltd
RU
malicious
2692
wordupd.tmp.exe
91.218.114.77:80
Mir Telematiki Ltd
RU
malicious
2692
wordupd.tmp.exe
91.218.114.79:80
Mir Telematiki Ltd
RU
malicious

DNS requests

No data

Threats

PID
Process
Class
Message
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
2692
wordupd.tmp.exe
A Network Trojan was detected
MALWARE [PTsecurity] Maze Ransomware
No debug info