File name:

download.exe

Full analysis: https://app.any.run/tasks/65f1c451-b5b1-466c-bc90-de0ead30d281
Verdict: Malicious activity
Analysis date: September 30, 2020, 14:35:20
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
MD5:

BF46229C3085549297091E76B3654D45

SHA1:

8390A82DA612525E8061FBF76B76DF7218E5CF21

SHA256:

6C26BBA25CE4F0B40D938653B04AB4C24583BF1B5135878132D9F708730A22B8

SSDEEP:

6144:XaVWdyzOxeA1DfdwX3MmIOxFsO2XrFapn3mQzIldCnnPwNAdZShEyA:XMROxdDfOnMmXx2O2bFa0tdCnPwQZShI

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

    • Loads dropped or rewritten executable

      • setup-stub.exe (PID: 2016)
      • setup-stub.exe (PID: 3332)

    • Application was dropped or rewritten from another process

      • setup-stub.exe (PID: 2016)
      • setup-stub.exe (PID: 3332)

    • Actions looks like stealing of personal data

      • setup-stub.exe (PID: 2016)

    • Changes settings of System certificates

      • setup-stub.exe (PID: 2016)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • download.exe (PID: 1556)
      • setup-stub.exe (PID: 3332)
      • setup-stub.exe (PID: 2016)

    • Application launched itself

      • setup-stub.exe (PID: 3332)

    • Reads Internet Cache Settings

      • setup-stub.exe (PID: 2016)

    • Adds / modifies Windows certificates

      • setup-stub.exe (PID: 2016)

    • Creates files in the program directory

      • setup-stub.exe (PID: 2016)

    • Reads internet explorer settings

      • setup-stub.exe (PID: 2016)

  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | UPX compressed Win32 Executable (64.2)
.dll | Win32 Dynamic Link Library (generic) (15.6)
.exe | Win32 Executable (generic) (10.6)
.exe | Generic Win/DOS Executable (4.7)
.exe | DOS Executable Generic (4.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:08:31 00:18:33+02:00
PEType: PE32
LinkerVersion: 6
CodeSize: 69632
InitializedDataSize: 65536
UninitializedDataSize: 147456
EntryPoint: 0x34fa0
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 18.5.0.0
ProductVersionNumber: 18.5.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Windows NT 32-bit
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Mozilla
FileDescription: Firefox
FileVersion: 18.05
InternalName: 7zS.sfx
LegalCopyright: Mozilla
OriginalFileName: 7zS.sfx.exe
ProductName: Firefox
ProductVersion: 18.05

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 30-Aug-2018 22:18:33
Detected languages:
  • English - United States
CompanyName: Mozilla
FileDescription: Firefox
FileVersion: 18.05
InternalName: 7zS.sfx
LegalCopyright: Mozilla
OriginalFilename: 7zS.sfx.exe
ProductName: Firefox
ProductVersion: 18.05

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: 0x000000F0

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 30-Aug-2018 22:18:33
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
UPX0
0x00001000
0x00024000
0x00000000
IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
UPX1
0x00025000
0x00011000
0x00010200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.87799
.rsrc
0x00036000
0x00010000
0x0000FC00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.52725

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.38843
1365
UNKNOWN
UNKNOWN
RT_MANIFEST
2
5.52861
5160
UNKNOWN
English - United States
RT_ICON
3
5.45625
11560
UNKNOWN
English - United States
RT_ICON
4
7.98617
43467
UNKNOWN
English - United States
RT_ICON
5
6.34937
136
UNKNOWN
English - United States
RT_STRING
97
6.74142
184
UNKNOWN
English - United States
RT_DIALOG
188
6.07381
84
UNKNOWN
English - United States
RT_STRING
207
5.37823
52
UNKNOWN
English - United States
RT_STRING

Imports

KERNEL32.DLL
MSVCRT.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
39
Monitored processes
3
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start download.exe setup-stub.exe setup-stub.exe

Process information

PID
CMD
Path
Indicators
Parent process
1556"C:\Users\admin\AppData\Local\Temp\download.exe" C:\Users\admin\AppData\Local\Temp\download.exe
explorer.exe
User:
admin
Company:
Mozilla
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
18.05
Modules
Images
c:\users\admin\appdata\local\temp\download.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imm32.dll
2016"C:\Users\admin\AppData\Local\Temp\7zS416D3052\setup-stub.exe" /UAC:30128 /NCRCC:\Users\admin\AppData\Local\Temp\7zS416D3052\setup-stub.exe
setup-stub.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
HIGH
Description:
Firefox Installer
Exit code:
0
Version:
81.0
Modules
Images
c:\users\admin\appdata\local\temp\7zs416d3052\setup-stub.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
3332.\setup-stub.exeC:\Users\admin\AppData\Local\Temp\7zS416D3052\setup-stub.exe
download.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox Installer
Exit code:
0
Version:
81.0
Modules
Images
c:\users\admin\appdata\local\temp\7zs416d3052\setup-stub.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
Total events
771
Read events
748
Write events
22
Delete events
1

Modification events

(PID) Process:(2016) setup-stub.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla
Operation:writeName:FirefoxInstallerTest
Value:
Write Test
(PID) Process:(2016) setup-stub.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla
Operation:delete valueName:FirefoxInstallerTest
Value:
Write Test
(PID) Process:(2016) setup-stub.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla\Firefox\TaskBarIDs
Operation:writeName:C:\Program Files\Mozilla Firefox
Value:
308046B0AF4A39CB
(PID) Process:(2016) setup-stub.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2016) setup-stub.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(2016) setup-stub.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2016) setup-stub.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436
Operation:writeName:Blob
Value:
04000000010000001000000079E4A9840D7D3A96D7C04FE2434C892E0F0000000100000014000000B34DDD372ED92E8F2ABFBB9E20A9D31F204F194B030000000100000014000000A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C54361D000000010000001000000059779E39E21A2E3DFCED6857ED5C5FD90B000000010000001200000044006900670069004300650072007400000014000000010000001400000003DE503556D14CBB66F0A3E21B1BC397B23DD1556200000001000000200000004348A0E9444C78CB265E058D5E8944B4D84F9662BD26DB257F8934A443C701615300000001000000230000003021301F06096086480186FD6C020130123010060A2B0601040182373C0101030200C0090000000100000034000000303206082B0601050507030106082B0601050507030206082B0601050507030406082B0601050507030306082B060105050703081900000001000000100000000F3A0527D242DE2DC98E5CFCB1E991EE2000000001000000B3030000308203AF30820297A0030201020210083BE056904246B1A1756AC95991C74A300D06092A864886F70D01010505003061310B300906035504061302555331153013060355040A130C446967694365727420496E6331193017060355040B13107777772E64696769636572742E636F6D3120301E06035504031317446967694365727420476C6F62616C20526F6F74204341301E170D3036313131303030303030305A170D3331313131303030303030305A3061310B300906035504061302555331153013060355040A130C446967694365727420496E6331193017060355040B13107777772E64696769636572742E636F6D3120301E06035504031317446967694365727420476C6F62616C20526F6F7420434130820122300D06092A864886F70D01010105000382010F003082010A0282010100E23BE11172DEA8A4D3A357AA50A28F0B7790C9A2A5EE12CE965B010920CC0193A74E30B753F743C46900579DE28D22DD870640008109CECE1B83BFDFCD3B7146E2D666C705B37627168F7B9E1E957DEEB748A308DAD6AF7A0C3906657F4A5D1FBC17F8ABBEEE28D7747F7A78995985686E5C23324BBF4EC0E85A6DE370BF7710BFFC01F685D9A844105832A97518D5D1A2BE47E2276AF49A33F84908608BD45FB43A84BFA1AA4A4C7D3ECF4F5F6C765EA04B37919EDC22E66DCE141A8E6ACBFECDB3146417C75B299E32BFF2EEFAD30B42D4ABB74132DA0CD4EFF881D5BB8D583FB51BE84928A270DA3104DDF7B216F24C0A4E07A8ED4A3D5EB57FA390C3AF270203010001A3633061300E0603551D0F0101FF040403020186300F0603551D130101FF040530030101FF301D0603551D0E0416041403DE503556D14CBB66F0A3E21B1BC397B23DD155301F0603551D2304183016801403DE503556D14CBB66F0A3E21B1BC397B23DD155300D06092A864886F70D01010505000382010100CB9C37AA4813120AFADD449C4F52B0F4DFAE04F5797908A32418FC4B2B84C02DB9D5C7FEF4C11F58CBB86D9C7A74E79829AB11B5E370A0A1CD4C8899938C9170E2AB0F1CBE93A9FF63D5E40760D3A3BF9D5B09F1D58EE353F48E63FA3FA7DBB466DF6266D6D16E418DF22DB5EA774A9F9D58E22B59C04023ED2D2882453E7954922698E08048A837EFF0D6796016DEACE80ECD6EAC4417382F49DAE1453E2AB93653CF3A5006F72EE8C457496C612118D504AD783C2C3A806BA7EBAF1514E9D889C1B9386CE2916C8AFF64B977255730C01B24A3E1DCE9DF477CB5B424080530EC2DBD0BBF45BF50B9A9F3EB980112ADC888C698345F8D0A3CC6E9D595956DDE
(PID) Process:(2016) setup-stub.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2016) setup-stub.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2016) setup-stub.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
Executable files
9
Suspicious files
4
Text files
7
Unknown types
2

Dropped files

PID
Process
Filename
Type
2016setup-stub.exeC:\Users\admin\AppData\Local\Temp\Cab83E6.tmp —
MD5:—
SHA256:—
2016setup-stub.exeC:\Users\admin\AppData\Local\Temp\Tar83E7.tmp —
MD5:—
SHA256:—
1556download.exeC:\Users\admin\AppData\Local\Temp\7zS416D3052\setup-stub.exeexecutable
MD5:—
SHA256:—
2016setup-stub.exeC:\Users\admin\AppData\Local\Temp\nse8151.tmp\System.dllexecutable
MD5:17ED1C86BD67E78ADE4712BE48A7D2BD
SHA256:BD046E6497B304E4EA4AB102CAB2B1F94CE09BDE0EEBBA4C59942A732679E4EB
2016setup-stub.exeC:\Users\admin\AppData\Local\Temp\nse8151.tmp\UAC.dllexecutable
MD5:113C5F02686D865BC9E8332350274FD1
SHA256:0D21041A1B5CD9F9968FC1D457C78A802C9C5A23F375327E833501B65BCD095D
2016setup-stub.exeC:\Users\admin\AppData\Local\Temp\nse8151.tmp\UserInfo.dllexecutable
MD5:1B446B36F5B4022D50FFDC0CF567B24A
SHA256:2862C7BC7F11715CEBDEA003564A0D70BF42B73451E2B672110E1392EC392922
3332setup-stub.exeC:\Users\admin\AppData\Local\Temp\nsm7C11.tmp\UAC.dllexecutable
MD5:113C5F02686D865BC9E8332350274FD1
SHA256:0D21041A1B5CD9F9968FC1D457C78A802C9C5A23F375327E833501B65BCD095D
2016setup-stub.exeC:\Users\admin\AppData\Local\Temp\nse8151.tmp\stub_common.jstext
MD5:58B8AC894C64370CFA137F5848AEB88D
SHA256:0E28AA770B0AFADE30BE85C6DC1E50344DB8F8CDD3FA01989D81A9E20A4990BD
1556download.exeC:\Users\admin\AppData\Local\Temp\7zS416D3052\postSigningDatatext
MD5:—
SHA256:—
2016setup-stub.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1E11E75149C17A93653DA7DC0B8CF53F_0CE58C7814E604EF410B4A46E10F97A5binary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
3
DNS requests
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2016
setup-stub.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAH9o%2BtuynXIiEOLckvPvJE%3D
US
der
471 b
whitelisted
2016
setup-stub.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQQX6Z6gAidtSefNc6DC0OInqPHDQQUD4BhHIIxYdUvKOeNRji0LOHG2eICEAqFR8NrFFUItcKTf94Y2FE%3D
US
der
471 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2016
setup-stub.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2016
setup-stub.exe
143.204.201.94:443
product-details.mozilla.org
—
US
suspicious
1052
svchost.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted

DNS requests

Domain
IP
Reputation
product-details.mozilla.org
  • 143.204.201.94
  • 143.204.201.122
  • 143.204.201.26
  • 143.204.201.51
shared
ocsp.digicert.com
  • 93.184.220.29
whitelisted

Threats

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