download:

Cashback.exe

Full analysis: https://app.any.run/tasks/bfb181f6-ac34-4775-a24f-0ae9dff6924b
Verdict: Malicious activity
Threats:

Nemty is ransomware with an unusually complex encryption algorithm. This malware encrypts user files and demands money so that they can be unlocked again. It may be connected to other famous ransomware, but we don’t know for sure.

Malware Trends Tracker     >>>
Analysis date: September 08, 2019, 12:23:19
OS: Windows 7 Professional Service Pack 1 (build: 7601, 64 bit)
Tags:
evasion
trojan
ransomware
nemty
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

ED431F3209EB43D80FC3DBEA1E994C9A

SHA1:

6508CC5A264D0E010C59665016DBC97D852A4D7D

SHA256:

A127323192ABED93AED53648D03CA84DE3B5B006B641033EB46A520B7A3C16FC

SSDEEP:

24576:lQGhHu75RbAJEh3R3NSfOOKeDQ74sDVbi0+0Z+5HoMyAQk:lQG9e5RbsEXOrDQ7RDVbi0FZ+6MyAQk

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

      • Cashback.exe (PID: 2292)

    • Application was dropped or rewritten from another process

      • ironman.exe (PID: 2536)
      • temp.exe (PID: 2540)
      • ironman.exe (PID: 1576)

    • NEMTY was detected

      • ironman.exe (PID: 1576)

    • Nemty ransom note found

      • ironman.exe (PID: 1576)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • Cashback.exe (PID: 2292)
      • temp.exe (PID: 2540)

    • Application launched itself

      • ironman.exe (PID: 2536)

    • Creates files in the user directory

      • ironman.exe (PID: 1576)

    • Creates files in the program directory

      • ironman.exe (PID: 1576)

    • Checks for external IP

      • ironman.exe (PID: 1576)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • temp.exe (PID: 2540)

    • Dropped object may contain TOR URL's

      • ironman.exe (PID: 1576)
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) (67.4)
.dll | Win32 Dynamic Link Library (generic) (14.2)
.exe | Win32 Executable (generic) (9.7)
.exe | Generic Win/DOS Executable (4.3)
.exe | DOS Executable Generic (4.3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2013:10:14 07:50:27+02:00
PEType: PE32
LinkerVersion: 11
CodeSize: 26112
InitializedDataSize: 1152512
UninitializedDataSize: -
EntryPoint: 0x67cc
OSVersion: 6.3
ImageVersion: 6.3
SubsystemVersion: 5.1
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 14-Oct-2013 05:50:27
Detected languages:
  • English - United States
  • Russian - Russia
Debug artifacts:
  • wextract.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: 0x000000E8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 14-Oct-2013 05:50:27
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
0x000065CC
0x00006600
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.3849
.data
0x00008000
0x00001A8C
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.17593
.idata
0x0000A000
0x00001078
0x00001200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.04858
.rsrc
0x0000C000
0x00116A90
0x00116C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.98933
.reloc
0x00123000
0x000013AE
0x00001400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
3.72277

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.97278
4264
UNKNOWN
English - United States
RT_ICON
63
3.37777
134
Latin 1 / Western European
Russian - Russia
RT_STRING
76
3.71806
1326
Latin 1 / Western European
Russian - Russia
RT_STRING
77
3.99175
1426
Latin 1 / Western European
Russian - Russia
RT_STRING
80
3.95581
1202
Latin 1 / Western European
Russian - Russia
RT_STRING
83
3.84767
1086
Latin 1 / Western European
Russian - Russia
RT_STRING
85
3.6985
764
Latin 1 / Western European
Russian - Russia
RT_STRING
2001
3.91005
860
Latin 1 / Western European
Russian - Russia
RT_DIALOG
2002
3.72423
436
Latin 1 / Western European
Russian - Russia
RT_DIALOG
2003
3.50388
360
Latin 1 / Western European
Russian - Russia
RT_DIALOG

Imports

ADVAPI32.dll
COMCTL32.dll
Cabinet.dll
GDI32.dll
KERNEL32.dll
USER32.dll
VERSION.dll
msvcrt.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
37
Monitored processes
4
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start cashback.exe temp.exe ironman.exe no specs #NEMTY ironman.exe

Process information

PID
CMD
Path
Indicators
Parent process
1576"C:\Users\admin\AppData\Local\Temp\IXP000.TMP\ironman.exe"C:\Users\admin\AppData\Local\Temp\IXP000.TMP\ironman.exe
ironman.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\ixp000.tmp\ironman.exe
c:\systemroot\system32\ntdll.dll
c:\systemroot\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\system32\kernel32.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
2292"C:\Users\admin\Desktop\Cashback.exe" C:\Users\admin\Desktop\Cashback.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\desktop\cashback.exe
c:\systemroot\system32\ntdll.dll
c:\systemroot\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\system32\kernel32.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
2536C:\Users\admin\AppData\Local\Temp\IXP000.TMP\ironman.exeC:\Users\admin\AppData\Local\Temp\IXP000.TMP\ironman.exe—Cashback.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\ixp000.tmp\ironman.exe
c:\systemroot\system32\ntdll.dll
c:\systemroot\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\system32\kernel32.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
2540C:\Users\admin\AppData\Local\Temp\IXP000.TMP\temp.exeC:\Users\admin\AppData\Local\Temp\IXP000.TMP\temp.exe
Cashback.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\ixp000.tmp\temp.exe
c:\systemroot\system32\ntdll.dll
c:\systemroot\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
Total events
25
Read events
11
Write events
14
Delete events
0

Modification events

(PID) Process:(2292) Cashback.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce
Operation:writeName:wextract_cleanup0
Value:
rundll32.exe C:\Windows\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\admin\AppData\Local\Temp\IXP000.TMP\"
(PID) Process:(1576) ironman.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(1576) ironman.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
460000007D000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
(PID) Process:(1576) ironman.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(1576) ironman.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(1576) ironman.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(1576) ironman.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(1576) ironman.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(1576) ironman.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(1576) ironman.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
Executable files
2
Suspicious files
2
Text files
25
Unknown types
0

Dropped files

PID
Process
Filename
Type
2536ironman.exeC:\Users\admin\AppData\Local\Temp\iron.txt —
MD5:—
SHA256:—
1576ironman.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\BDW1XBVN\countryName[1].txt —
MD5:—
SHA256:—
2292Cashback.exeC:\Users\admin\AppData\Local\Temp\IXP000.TMP\iron.bmpimage
MD5:—
SHA256:—
2292Cashback.exeC:\Users\admin\AppData\Local\Temp\IXP000.TMP\tempbinary
MD5:—
SHA256:—
2292Cashback.exeC:\Users\admin\AppData\Local\Temp\IXP000.TMP\temp.exeexecutable
MD5:—
SHA256:—
1576ironman.exeC:\Users\admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3896776584-4254864009-862391680-1000\0f5007522459c86e95ffcc62f32308f1_eeeb5d54-7880-42a7-b542-739bbc26cf4bbinary
MD5:—
SHA256:—
1576ironman.exeC:\Users\admin\AppData\Local\VirtualStore\Program Files\_NEMTY_wpdDocw_-DECRYPT.txttext
MD5:—
SHA256:—
1576ironman.exeC:\Users\admin\AppData\Local\VirtualStore\_NEMTY_wpdDocw_-DECRYPT.txttext
MD5:—
SHA256:—
1576ironman.exeC:\Users\admin\AppData\Local\VirtualStore\Program Files\DVD Maker\_NEMTY_wpdDocw_-DECRYPT.txttext
MD5:—
SHA256:—
1576ironman.exeC:\Users\admin\AppData\Local\VirtualStore\Program Files\CCleaner\_NEMTY_wpdDocw_-DECRYPT.txttext
MD5:—
SHA256:—
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
6

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1576
ironman.exe
GET
200
23.23.229.94:80
http://api.ipify.org/
US
text
14 b
shared
1576
ironman.exe
GET
200
104.25.3.33:80
http://api.db-ip.com/v2/free/185.212.170.95/countryName
US
text
11 b
shared
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
23.23.229.94:80
api.ipify.org
Amazon.com, Inc.
US
malicious
1576
ironman.exe
104.25.3.33:80
api.db-ip.com
Cloudflare Inc
US
shared

DNS requests

Domain
IP
Reputation
api.ipify.org
  • 23.23.229.94
  • 50.19.218.16
  • 23.23.73.124
  • 54.243.198.12
  • 23.21.121.219
  • 54.225.92.64
  • 54.243.147.226
  • 23.23.83.153
shared
api.db-ip.com
  • 104.25.3.33
  • 104.25.2.33
shared

Threats

PID
Process
Class
Message
1576
ironman.exe
Potential Corporate Privacy Violation
ET POLICY External IP Lookup api.ipify.org
1576
ironman.exe
A Network Trojan was detected
ET TROJAN Win32/Nemty Ransomware Style Geo IP Check M2
1576
ironman.exe
Potentially Bad Traffic
ET USER_AGENTS Observed Suspicious UA (Chrome)
1576
ironman.exe
A Network Trojan was detected
ET TROJAN Win32/Nemty Ransomware Style Geo IP Check M1
1576
ironman.exe
Potential Corporate Privacy Violation
ET POLICY External Geo IP Lookup (api .db-ip .com)
1576
ironman.exe
Potentially Bad Traffic
ET USER_AGENTS Observed Suspicious UA (Chrome)
No debug info
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Reports
Cashback.exe