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File name:

immsorry.exe

Full analysis: https://app.any.run/tasks/aa4632bd-f9b7-47f9-b968-5bbfff19ef1b
Verdict: Malicious activity
Threats:

Ransomware is a type of malicious software that locks users out of their system or data using different methods to force them to pay a ransom. Most often, such programs encrypt files on an infected machine and demand a fee to be paid in exchange for the decryption key. Additionally, such programs can be used to steal sensitive information from the compromised computer and even conduct DDoS attacks against affected organizations to pressure them into paying.

Analysis date: July 17, 2019, 07:40:09
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
Ims00ry
ransomware
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

217C23371F1D91E81BEAC74A759BE045

SHA1:

7AA2ABE3C6D2DECEE0BD741198A59DB9C92D4CBD

SHA256:

20C6D29DA875075AFA0ED7B4FB58E555DE89D4BED13BF5AD109817C593DDD77D

SSDEEP:

49152:cbIZw+8h+93HIyboFW0eqqoD5PyyGBrmM/eZzUBSzPayRxcJ:zb3HlCW0eGIy6r//eZAIWyRxq

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

    • Stops/Deletes Windows Defender service via SC.exe

      • cmd.exe (PID: 2788)
    • Deletes shadow copies

      • cmd.exe (PID: 2788)
    • Starts BCDEDIT.EXE to disable recovery

      • cmd.exe (PID: 2788)
    • Application was dropped or rewritten from another process

      • svchost .exe (PID: 3392)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • immsorry.exe (PID: 3644)
    • Changes the desktop background image

      • reg.exe (PID: 3656)
      • reg.exe (PID: 3156)
      • reg.exe (PID: 2696)
    • Starts CMD.EXE for commands execution

      • svchost .exe (PID: 3392)
    • Creates files in the user directory

      • immsorry.exe (PID: 3644)
      • notepad++.exe (PID: 3180)
    • Uses REG.EXE to modify Windows registry

      • cmd.exe (PID: 2788)
    • Uses RUNDLL32.EXE to load library

      • cmd.exe (PID: 2788)
    • Starts SC.EXE for service management

      • cmd.exe (PID: 2788)
    • Executed via COM

      • DllHost.exe (PID: 2796)
  • INFO

    • Dropped object may contain Bitcoin addresses

      • svchost .exe (PID: 3392)
    • Manual execution by user

      • notepad++.exe (PID: 3180)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:09:30 20:01:44+02:00
PEType: PE32
LinkerVersion: 14
CodeSize: 190976
InitializedDataSize: 78848
UninitializedDataSize: -
EntryPoint: 0x1d549
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 30-Sep-2018 18:01:44
Detected languages:
  • Process Default Language
Debug artifacts:
  • D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

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: 0x00000120

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 30-Sep-2018 18:01:44
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
.text
0x00001000
0x0002E924
0x0002EA00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.69845
.rdata
0x00030000
0x00009A8C
0x00009C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.13014
.data
0x0003A000
0x000203A0
0x00000C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.23545
.gfids
0x0005B000
0x000000E8
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.09308
.rsrc
0x0005C000
0x000068F8
0x00006A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.67363
.reloc
0x00063000
0x00001FDC
0x00002000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.67876

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.25329
1875
Latin 1 / Western European
UNKNOWN
RT_MANIFEST
2
3.97554
1384
Latin 1 / Western European
Process Default Language
RT_ICON
3
3.14064
744
Latin 1 / Western European
Process Default Language
RT_ICON
4
2.73945
296
Latin 1 / Western European
Process Default Language
RT_ICON
7
3.66634
508
Latin 1 / Western European
UNKNOWN
RT_STRING
8
3.71728
582
Latin 1 / Western European
UNKNOWN
RT_STRING
9
3.74776
476
Latin 1 / Western European
UNKNOWN
RT_STRING
10
3.55807
220
Latin 1 / Western European
UNKNOWN
RT_STRING
11
3.90128
1128
Latin 1 / Western European
UNKNOWN
RT_STRING
12
3.68258
356
Latin 1 / Western European
UNKNOWN
RT_STRING

Imports

KERNEL32.dll
USER32.dll (delay-loaded)
gdiplus.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
57
Monitored processes
22
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start immsorry.exe svchost .exe no specs cmd.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs rundll32.exe no specs vssadmin.exe no specs sc.exe no specs sc.exe no specs sc.exe no specs sc.exe no specs sc.exe no specs sc.exe no specs sc.exe no specs bcdedit.exe no specs bcdedit.exe no specs vssadmin.exe no specs PhotoViewer.dll no specs notepad++.exe gup.exe

Process information

PID
CMD
Path
Indicators
Parent process
3644"C:\Users\admin\AppData\Local\Temp\immsorry.exe" C:\Users\admin\AppData\Local\Temp\immsorry.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
3392"C:\Users\admin\AppData\Roaming\svchost .exe" C:\Users\admin\AppData\Roaming\svchost .exeimmsorry.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
2788C:\Windows\system32\cmd.exe /c "C:\Users\admin\AppData\Roaming\desk.bat"C:\Windows\system32\cmd.exesvchost .exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
2
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
3656reg add "HKCU\control panel\desktop" /v wallpaper /t REG_SZ /d "" /f C:\Windows\system32\reg.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3156reg add "HKCU\control panel\desktop" /v wallpaper /t REG_SZ /d "C:\Users\admin\AppData\Roaming\des1.jpg" /f C:\Windows\system32\reg.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2352reg delete "HKCU\Software\Microsoft\Internet Explorer\Desktop\General" /v WallpaperStyle /fC:\Windows\system32\reg.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2696reg add "HKCU\control panel\desktop" /v WallpaperStyle /t REG_SZ /d 2 /fC:\Windows\system32\reg.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3060RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters C:\Windows\system32\rundll32.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3616vssadmin.exe Delete Shadows /All /QuietC:\Windows\system32\vssadmin.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Command Line Interface for Microsoft® Volume Shadow Copy Service
Exit code:
2
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2328sc stop VVSC:\Windows\system32\sc.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
A tool to aid in developing services for WindowsNT
Exit code:
1060
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
466
Read events
443
Write events
23
Delete events
0

Modification events

(PID) Process:(3644) immsorry.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3644) immsorry.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(3656) reg.exeKey:HKEY_CURRENT_USER\Control Panel\Desktop
Operation:writeName:wallpaper
Value:
(PID) Process:(3156) reg.exeKey:HKEY_CURRENT_USER\Control Panel\Desktop
Operation:writeName:wallpaper
Value:
C:\Users\admin\AppData\Roaming\des1.jpg
(PID) Process:(2696) reg.exeKey:HKEY_CURRENT_USER\Control Panel\Desktop
Operation:writeName:WallpaperStyle
Value:
2
(PID) Process:(2796) DllHost.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Direct3D\MostRecentApplication
Operation:writeName:Name
Value:
DllHost.exe
(PID) Process:(2796) DllHost.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows Photo Viewer\Viewer
Operation:writeName:MainWndPos
Value:
6000000034000000A00400008002000000000000
(PID) Process:(3180) notepad++.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\70\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3180) notepad++.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3180) notepad++.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
1
Suspicious files
38
Text files
10
Unknown types
0

Dropped files

PID
Process
Filename
Type
3392svchost .exeC:\Users\admin\Desktop\againstpeople.jpg.ch4x0
MD5:
SHA256:
3392svchost .exeC:\Users\admin\Desktop\causeoption.rtf.ch4x0
MD5:
SHA256:
3392svchost .exeC:\Users\admin\Desktop\internationalcable.jpg.ch4x0
MD5:
SHA256:
3392svchost .exeC:\Users\admin\Desktop\keyasked.jpg.ch4x0
MD5:
SHA256:
3392svchost .exeC:\Users\admin\Desktop\loselements.jpg.ch4x0
MD5:
SHA256:
3392svchost .exeC:\Users\admin\Desktop\mapssimple.png.ch4x0
MD5:
SHA256:
3392svchost .exeC:\Users\admin\Desktop\maturehis.rtf.ch4x0
MD5:
SHA256:
3392svchost .exeC:\Users\admin\Desktop\nonmb.rtf.ch4x0
MD5:
SHA256:
3392svchost .exeC:\Users\admin\Desktop\packbaby.jpg.ch4x0
MD5:
SHA256:
3392svchost .exeC:\Users\admin\Desktop\pagenotice.rtf.ch4x0
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
3
DNS requests
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
GET
200
2.16.186.11:80
http://isrg.trustid.ocsp.identrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRv9GhNQxLSSGKBnMArPUcsHYovpgQUxKexpHsscfrb4UuQdf%2FEFWCFiRACEAoBQUIAAAFThXNqC4Xspwg%3D
unknown
der
1.36 Kb
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2140
gup.exe
37.59.28.236:443
notepad-plus-plus.org
OVH SAS
FR
whitelisted
2.16.186.11:80
isrg.trustid.ocsp.identrust.com
Akamai International B.V.
whitelisted

DNS requests

Domain
IP
Reputation
notepad-plus-plus.org
  • 37.59.28.236
whitelisted
isrg.trustid.ocsp.identrust.com
  • 2.16.186.11
  • 2.16.186.35
whitelisted

Threats

No threats detected
Process
Message
notepad++.exe
VerifyLibrary: C:\Program Files\Notepad++\SciLexer.dll
notepad++.exe
VerifyLibrary: certificate revocation checking is disabled
notepad++.exe
42C4C5846BB675C74E2B2C90C69AB44366401093