| File name: | dnf.exe |
| Full analysis: | https://app.any.run/tasks/77c70c80-94a1-4ba6-b302-0cf66516e02d |
| Verdict: | Malicious activity |
| Threats: | Stealers are a group of malicious software that are intended for gaining unauthorized access to users’ information and transferring it to the attacker. The stealer malware category includes various types of programs that focus on their particular kind of data, including files, passwords, and cryptocurrency. Stealers are capable of spying on their targets by recording their keystrokes and taking screenshots. This type of malware is primarily distributed as part of phishing campaigns. |
| Analysis date: | October 30, 2019, 05:38:25 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows |
| MD5: | EA75F393769521D472E6B6A18A46DA1E |
| SHA1: | 887140CCC1B971F77D7379EBE9447EAC970DD001 |
| SHA256: | AA2BCBC039E946E4410964C018D4D47BCF3E60A500BA290962AF61F342B2F3C9 |
| SSDEEP: | 6144:HgoAbFdsQvgeizjb0nix4JnKmZiI3T0Adv3H:AoAbFdsfyn9vOy3H |
MALICIOUS
Writes to a start menu file
- dnf.exe (PID: 932)
Actions looks like stealing of personal data
- l.exe (PID: 3424)
Application was dropped or rewritten from another process
- l.exe (PID: 2924)
- l.exe (PID: 3424)
Stealing of credential data
- cmd.exe (PID: 2352)
Loads dropped or rewritten executable
- l.exe (PID: 3424)
- dnf.exe (PID: 932)
SUSPICIOUS
Application launched itself
- l.exe (PID: 2924)
Starts CMD.EXE for commands execution
- dnf.exe (PID: 932)
Executes PowerShell scripts
- l.exe (PID: 3424)
Creates files in the user directory
- dnf.exe (PID: 932)
- l.exe (PID: 3424)
- powershell.exe (PID: 3856)
Creates executable files which already exist in Windows
- dnf.exe (PID: 932)
Executable content was dropped or overwritten
- dnf.exe (PID: 932)
- l.exe (PID: 2924)
Loads Python modules
- l.exe (PID: 3424)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable (generic) (52.9) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (23.5) |
| .exe | | | DOS Executable Generic (23.5) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2018:08:05 14:14:03+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 12 |
| CodeSize: | 78336 |
| InitializedDataSize: | 122521088 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x2e65 |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 11.0.0.0 |
| ProductVersionNumber: | 11.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | Debug, Pre-release, Patched, Private build, Special build |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Windows, Latin1 |
| ProductVersion: | 2.0.6.4 |
| InternalName: | gjfkyfli;.exe |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 05-Aug-2018 12:14:03 |
| Detected languages: |
|
| ProductVersion: | 2.0.6.4 |
| InternalName: | gjfkyfli;.exe |
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: | 05-Aug-2018 12:14:03 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x000130B1 | 0x00013200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.67563 |
.rdata | 0x00015000 | 0x00006CF2 | 0x00006E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.84262 |
.data | 0x0001C000 | 0x074CBCEC | 0x00017600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 5.07954 |
.rsrc | 0x074E8000 | 0x00005128 | 0x00005200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.32921 |
.reloc | 0x074EE000 | 0x00001464 | 0x00001600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.37438 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.20402 | 332 | UNKNOWN | UNKNOWN | RT_VERSION |
2 | 4.97112 | 3752 | UNKNOWN | UNKNOWN | RT_ICON |
3 | 5.93225 | 1736 | UNKNOWN | UNKNOWN | RT_ICON |
4 | 5.2796 | 2440 | UNKNOWN | UNKNOWN | RT_ICON |
5 | 4.52332 | 9640 | UNKNOWN | UNKNOWN | RT_ICON |
126 | 2.76718 | 76 | UNKNOWN | UNKNOWN | RT_GROUP_ICON |
463 | 2.32193 | 10 | UNKNOWN | UNKNOWN | UNKNOWN |
464 | 2.32193 | 10 | UNKNOWN | UNKNOWN | UNKNOWN |
Imports
ADVAPI32.dll |
KERNEL32.dll |
USER32.dll |
Total processes
39
Monitored processes
5
Malicious processes
3
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 932 | "C:\Users\admin\AppData\Local\Temp\dnf.exe" | C:\Users\admin\AppData\Local\Temp\dnf.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 2352 | cmd.exe /c C:\Users\admin\AppData\Local\Temp\l.exe all>C:\Users\admin\AppData\Local\Temp\dwp.tmp | C:\Windows\system32\cmd.exe | dnf.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 2924 | C:\Users\admin\AppData\Local\Temp\l.exe all | C:\Users\admin\AppData\Local\Temp\l.exe | cmd.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3424 | C:\Users\admin\AppData\Local\Temp\l.exe all | C:\Users\admin\AppData\Local\Temp\l.exe | l.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3856 | powershell.exe /c " function get-iehistory { [CmdletBinding()] param () $shell = New-Object -ComObject Shell.Application $hist = $shell.NameSpace(34) $folder = $hist.Self $hist.Items() | foreach { if ($_.IsFolder) { $siteFolder = $_.GetFolder $siteFolder.Items() | foreach { $site = $_ if ($site.IsFolder) { $pageFolder = $site.GetFolder $pageFolder.Items() | foreach { $visit = New-Object -TypeName PSObject -Property @{ URL = $($pageFolder.GetDetailsOf($_,0)) } $visit } } } } } } get-iehistory " | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | l.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
281
Read events
201
Write events
79
Delete events
1
Modification events
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASMANCS |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (932) dnf.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\dnf_RASMANCS |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
Executable files
21
Suspicious files
3
Text files
2
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 932 | dnf.exe | C:\Users\admin\AppData\Local\Temp\l.exe | executable | |
MD5:— | SHA256:— | |||
| 2924 | l.exe | C:\Users\admin\AppData\Local\Temp\_MEI29242\lazagne.exe.manifest | xml | |
MD5:— | SHA256:— | |||
| 932 | dnf.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.exe | executable | |
MD5:— | SHA256:— | |||
| 2924 | l.exe | C:\Users\admin\AppData\Local\Temp\_MEI29242\python27.dll | executable | |
MD5:985CBBC088B7CD7039AB2FDEF7DF3B7B | SHA256:65A063A0B44746F382E9669563B29F4AE66B7BF3416C7FA5879A06B70EA9BB40 | |||
| 3424 | l.exe | C:\users\admin\appdata\local\temp\3azepp | — | |
MD5:— | SHA256:— | |||
| 3424 | l.exe | C:\users\admin\appdata\local\temp\srgigyypm | — | |
MD5:— | SHA256:— | |||
| 3856 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\JMDE9IQEJR33V9SNUJMU.temp | — | |
MD5:— | SHA256:— | |||
| 2924 | l.exe | C:\Users\admin\AppData\Local\Temp\_MEI29242\_hashlib.pyd | executable | |
MD5:24C2F70FF5C6EADDB995F2CBB4BC4890 | SHA256:8DCEAFAAEC28740385B1CB8CF2655DB68ECF2E561053BFE494795019542491E4 | |||
| 2924 | l.exe | C:\Users\admin\AppData\Local\Temp\_MEI29242\msvcm90.dll | executable | |
MD5:7200DCA324F3D1ECD11B2B1250B2D6C7 | SHA256:636E12FEA8C47EA528DBA48827AC51A2E98B2EF0864854C9375B8170555C0A6E | |||
| 2924 | l.exe | C:\Users\admin\AppData\Local\Temp\_MEI29242\_sqlite3.pyd | executable | |
MD5:CF6E48AFBAD2A930775723387080D2C3 | SHA256:B355041828E249B476D198F5B245B89A32E1A857F401F137E768E6E2F8B5F687 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
4
DNS requests
2
Threats
2
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
932 | dnf.exe | GET | 200 | 185.86.148.123:80 | http://185.86.148.123/z.dat | SE | binary | 5.80 Mb | malicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
932 | dnf.exe | 185.86.148.123:80 | — | Makonix SIA | SE | malicious |
— | — | 185.86.148.123:80 | — | Makonix SIA | SE | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
dns.msftncsi.com |
| shared |
Threats
PID | Process | Class | Message |
|---|---|---|---|
932 | dnf.exe | A Network Trojan was detected | ET MALWARE User-Agent (Mozilla) - Possible Spyware Related |
932 | dnf.exe | Misc activity | SUSPICIOUS [PTsecurity] Encrypted PE EXE or DLL Windows file download Key = 4a |