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File name:

jigsaw

Full analysis: https://app.any.run/tasks/245ac3c6-21a9-4690-8e49-aced9814d156
Verdict: Malicious activity
Analysis date: April 23, 2019, 18:22:38
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

2773E3DC59472296CB0024BA7715A64E

SHA1:

27D99FBCA067F478BB91CDBCB92F13A828B00859

SHA256:

3AE96F73D805E1D3995253DB4D910300D8442EA603737A1428B613061E7F61E7

SSDEEP:

6144:7fukPLPvucHiQQQ4uuy9ApZbZWxcZt+kTfMLJTOAZiYSXjjeqXus:7fu5cCT7yYlWi8kTfMLJTOAZiYSXjyqX

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

    • Changes the autorun value in the registry

      • jigsaw.exe (PID: 2636)

    • Modifies files in Chrome extension folder

      • drpbx.exe (PID: 2532)

    • Actions looks like stealing of personal data

      • drpbx.exe (PID: 2532)

  • SUSPICIOUS

    • Creates files in the program directory

      • drpbx.exe (PID: 2532)

    • Starts itself from another location

      • jigsaw.exe (PID: 2636)

    • Executable content was dropped or overwritten

      • jigsaw.exe (PID: 2636)

    • Creates files in the user directory

      • jigsaw.exe (PID: 2636)
      • drpbx.exe (PID: 2532)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • drpbx.exe (PID: 2532)
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

AssemblyVersion: 37.0.2.5583
ProductVersion: 37.0.2.5583
ProductName: Firefox
OriginalFileName: BitcoinBlackmailer.exe
LegalTrademarks: -
LegalCopyright: Copyright 1999-2012 Firefox and Mozzilla developers. All rights reserved.
InternalName: BitcoinBlackmailer.exe
FileVersion: 37.0.2.5583
FileDescription: Firefox
CompanyName: -
Comments: -
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 37.0.2.5583
FileVersionNumber: 37.0.2.5583
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x4e00a
UninitializedDataSize: -
InitializedDataSize: 216576
CodeSize: 72704
LinkerVersion: 8
PEType: PE32
TimeStamp: 2016:03:31 08:28:14+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 31-Mar-2016 06:28:14
Comments: -
CompanyName: -
FileDescription: Firefox
FileVersion: 37.0.2.5583
InternalName: BitcoinBlackmailer.exe
LegalCopyright: Copyright 1999-2012 Firefox and Mozzilla developers. All rights reserved.
LegalTrademarks: -
OriginalFilename: BitcoinBlackmailer.exe
ProductName: Firefox
ProductVersion: 37.0.2.5583
Assembly Version: 37.0.2.5583

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: 5
Time date stamp: 31-Mar-2016 06:28:14
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
\x01\x1e!mmUPp`B\x03
0x00002000
0x00034260
0x00034400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.99912
.text
0x00038000
0x00011878
0x00011A00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.39056
.rsrc
0x0004A000
0x00000650
0x00000800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.58099
.reloc
0x0004C000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.0980042
0x0004E000
0x00000010
0x00000200
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
0.13873

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
36
Monitored processes
3
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start jigsaw.exe drpbx.exe explorer.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2636"C:\Users\admin\Downloads\jigsaw.exe" C:\Users\admin\Downloads\jigsaw.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
37.0.2.5583
2532"C:\Users\admin\AppData\Local\Drpbx\drpbx.exe" C:\Users\admin\Downloads\jigsaw.exeC:\Users\admin\AppData\Local\Drpbx\drpbx.exe
jigsaw.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Firefox
Version:
37.0.2.5583
3748"C:\Windows\explorer.exe" C:\Windows\explorer.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
451
Read events
424
Write events
27
Delete events
0

Modification events

(PID) Process:(2636) jigsaw.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:firefox.exe
Value:
C:\Users\admin\AppData\Roaming\Frfx\firefox.exe
(PID) Process:(2636) jigsaw.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2636) jigsaw.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2532) drpbx.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\drpbx_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(2532) drpbx.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\drpbx_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(2532) drpbx.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\drpbx_RASAPI32
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(2532) drpbx.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\drpbx_RASAPI32
Operation:writeName:ConsoleTracingMask
Value:
4294901760
(PID) Process:(2532) drpbx.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\drpbx_RASAPI32
Operation:writeName:MaxFileSize
Value:
1048576
(PID) Process:(2532) drpbx.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\drpbx_RASAPI32
Operation:writeName:FileDirectory
Value:
%windir%\tracing
(PID) Process:(2532) drpbx.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\drpbx_RASMANCS
Operation:writeName:EnableFileTracing
Value:
0
Executable files
2
Suspicious files
487
Text files
15
Unknown types
3

Dropped files

PID
Process
Filename
Type
2532drpbx.exeC:\Users\admin\Desktop\decfeet.jpg.funbinary
MD5:252959869E7BD58F77E985770291B934
SHA256:BBDF2681DE61888DD2803A6B04A4458383B97030524A8DB8F12F942C20EFAADF
2532drpbx.exeC:\Users\admin\Desktop\feerestaurant.png.funbinary
MD5:7D598A4D3E2CA8BE903E9B30D019B223
SHA256:644F5FEBB70D388688C7AEDF9B14858F44D8C94D6B528CF707232FE5AC5EFFA7
2532drpbx.exeC:\Users\admin\Documents\needall.rtf.funbinary
MD5:96C90EC81ECB76CA0C9872DBDBB003F6
SHA256:DDF3CACC34B640862A01055C16E2465C221B7C80166AD4F813BB1E7B7C9E8A27
2532drpbx.exeC:\Users\admin\Documents\atresult.rtf.funbinary
MD5:D36DC68D94A327D3F29C3209D69B6B98
SHA256:C168777DE1F1BA017D0D34967F7C8DF50ACBE90CB089453D217972CE322319B1
2532drpbx.exeC:\Users\admin\Desktop\yeargiving.rtf.funbinary
MD5:01673CBEE16A3AAE82A72310995502A7
SHA256:74CB1F5E82F106835BBF7873CB91359836226C2A9CAB880A2CA03D7D98DA6B5B
2532drpbx.exeC:\Users\admin\Desktop\monafrican.rtf.funbinary
MD5:21B212B7C082D04713A175D1CB320358
SHA256:8FC11C7F49910DCF408BBB03612F980EA0F5AB41C59E56EB2884DAEAEA64E52A
2532drpbx.exeC:\Users\admin\Documents\productioneffect.rtf.funbinary
MD5:7C4B4D6E979F8E6DDF6D26BFFF301D75
SHA256:B7086917FCCC3D628667311DAD4062BB47BCE9DFB8107F4C4CAA7B4AE8A26BBF
2532drpbx.exeC:\Users\admin\Desktop\solutionscash.rtf.funbinary
MD5:AAE92CE30860420A686C5221706F357C
SHA256:281DCADB926A05EC176A35E4A2211C089FC849918A0A884F96B8A3A1F1583669
2532drpbx.exeC:\Users\admin\Documents\performanceable.rtf.funbinary
MD5:E1B864EDF998022CB27EFAED1B0CDF5D
SHA256:4646771CBF8DD4C63B995148F523054935CD74C28CD93651A30836F3FDF36019
2532drpbx.exeC:\Users\admin\Documents\anyoneprivate.rtf.funbinary
MD5:93321083B4902197C92FB13E50AADF7E
SHA256:425C03CB70307A5930530FD78D9BC720AF73FE9D2921CFDB47C900D849BC66DB
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
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2532
drpbx.exe
GET
301
104.24.96.153:80
http://btc.blockr.io/api/v1/coin/info/
US
—
—
shared
2532
drpbx.exe
GET
301
104.24.96.153:80
http://btc.blockr.io/api/v1/coin/info/
US
—
—
shared
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2532
drpbx.exe
104.24.96.153:80
btc.blockr.io
Cloudflare Inc
US
shared
2532
drpbx.exe
104.16.8.251:443
www.coinbase.com
Cloudflare Inc
US
shared

DNS requests

Domain
IP
Reputation
btc.blockr.io
  • 104.24.96.153
  • 104.24.97.153
unknown
www.coinbase.com
  • 104.16.8.251
  • 104.16.9.251
suspicious

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
jigsaw