analyze malware
- Huge database of samples and IOCs
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- Unlimited submissions
- Interactive approach
| File name: | email-spammer.exe |
| Full analysis: | https://app.any.run/tasks/c8bc986f-4f71-421a-9f4f-7a6f3c3fa653 |
| Verdict: | Malicious activity |
| Threats: | njRAT is a remote access trojan. It is one of the most widely accessible RATs on the market that features an abundance of educational information. Interested attackers can even find tutorials on YouTube. This allows it to become one of the most popular RATs in the world. |
| Analysis date: | November 29, 2020, 21:26:40 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | BE7A600C076E3F45DD24DEE8A45BF370 |
| SHA1: | D5E8F92092A7FFB3064939EE5D6346A06EE6A9BB |
| SHA256: | BC2EBFF62C99737CD09056B488D265DDDE73EFDF600C5A937DE9F50B9047BD64 |
| SSDEEP: | 24576:BnsJ39LyjbJkQFMhmC+6GD9f6P6zaZUhmlIsJ:BnsHyjtk2MYC5GDV6KaZUhmOu |
MALICIOUS
Drops executable file immediately after starts
- email-spammer.exe (PID: 2628)
Changes the autorun value in the registry
- email-spammer.exe (PID: 2628)
Connects to CnC server
- Synaptics.exe (PID: 2432)
Application was dropped or rewritten from another process
- ._cache_email-spammer.exe (PID: 2152)
- Synaptics.exe (PID: 2432)
NJRAT was detected
- Synaptics.exe (PID: 2432)
Changes settings of System certificates
- Synaptics.exe (PID: 2432)
SUSPICIOUS
Creates files in the program directory
- email-spammer.exe (PID: 2628)
Executable content was dropped or overwritten
- email-spammer.exe (PID: 2628)
Drops a file that was compiled in debug mode
- email-spammer.exe (PID: 2628)
Drops a file with too old compile date
- email-spammer.exe (PID: 2628)
Creates files in the user directory
- Synaptics.exe (PID: 2432)
Adds / modifies Windows certificates
- Synaptics.exe (PID: 2432)
INFO
Reads settings of System Certificates
- Synaptics.exe (PID: 2432)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable Borland Delphi 7 (96.4) |
|---|---|---|
| .exe | | | Win32 Executable Delphi generic (2) |
| .exe | | | Win32 Executable (generic) (0.6) |
| .exe | | | Win16/32 Executable Delphi generic (0.3) |
| .exe | | | Generic Win/DOS Executable (0.2) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 1992:06:20 00:22:17+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 2.25 |
| CodeSize: | 629760 |
| InitializedDataSize: | 733696 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x9ab80 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.4 |
| ProductVersionNumber: | 1.0.0.4 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Turkish |
| CharacterSet: | Windows, Turkish |
| CompanyName: | Synaptics |
| FileDescription: | Synaptics Pointing Device Driver |
| FileVersion: | 1.0.0.4 |
| InternalName: | - |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | - |
| ProductName: | Synaptics Pointing Device Driver |
| ProductVersion: | 1.0.0.0 |
| Comments: | - |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 19-Jun-1992 22:22:17 |
| Detected languages: |
|
| CompanyName: | Synaptics |
| FileDescription: | Synaptics Pointing Device Driver |
| FileVersion: | 1.0.0.4 |
| InternalName: | - |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFilename: | - |
| ProductName: | Synaptics Pointing Device Driver |
| ProductVersion: | 1.0.0.0 |
| Comments: | - |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0050 |
| Pages in file: | 0x0002 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x000F |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x001A |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000100 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 8 |
| Time date stamp: | 19-Jun-1992 22:22:17 |
| 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 |
|---|---|---|---|---|---|
CODE | 0x00001000 | 0x00099BEC | 0x00099C00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.57296 |
DATA | 0x0009B000 | 0x00002E54 | 0x00003000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.85462 |
BSS | 0x0009E000 | 0x000011E5 | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.idata | 0x000A0000 | 0x00002A42 | 0x00002C00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.91933 |
.tls | 0x000A3000 | 0x00000010 | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rdata | 0x000A4000 | 0x00000039 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 0.78462 |
.reloc | 0x000A5000 | 0x0000A980 | 0x0000AA00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 6.67412 |
.rsrc | 0x000B0000 | 0x000A2930 | 0x000A2A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 6.89903 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.22416 | 772 | Latin 1 / Western European | Turkish - Turkey | RT_VERSION |
2 | 2.80231 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
3 | 3.00046 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
4 | 2.56318 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
5 | 2.6949 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
6 | 2.62527 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
7 | 2.91604 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
4073 | 3.23351 | 856 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4074 | 3.23989 | 1064 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4075 | 3.15413 | 932 | Latin 1 / Western European | UNKNOWN | RT_STRING |
Imports
advapi32.dll |
comctl32.dll |
gdi32.dll |
kernel32.dll |
netapi32.dll |
ole32.dll |
oleaut32.dll |
shell32.dll |
user32.dll |
version.dll |
Total processes
39
Monitored processes
3
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2628 | "C:\Users\admin\AppData\Local\Temp\email-spammer.exe" | C:\Users\admin\AppData\Local\Temp\email-spammer.exe | explorer.exe | ||||||||||||
User: admin Company: Synaptics Integrity Level: MEDIUM Description: Synaptics Pointing Device Driver Exit code: 0 Version: 1.0.0.4 Modules
| |||||||||||||||
| 2152 | "C:\Users\admin\AppData\Local\Temp\._cache_email-spammer.exe" | C:\Users\admin\AppData\Local\Temp\._cache_email-spammer.exe | — | email-spammer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: email-spammer Version: 1.0.0.0 Modules
| |||||||||||||||
| 2432 | "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate | C:\ProgramData\Synaptics\Synaptics.exe | email-spammer.exe | ||||||||||||
User: admin Company: Synaptics Integrity Level: HIGH Description: Synaptics Pointing Device Driver Version: 1.0.0.4 Modules
| |||||||||||||||
Total events
618
Read events
535
Write events
0
Delete events
0
Modification events
Executable files
3
Suspicious files
14
Text files
6
Unknown types
7
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2628 | email-spammer.exe | C:\ProgramData\Synaptics\RCXD4C0.tmp | — | |
MD5:— | SHA256:— | |||
| 2432 | Synaptics.exe | C:\Users\admin\AppData\Local\Temp\CabC6FF.tmp | — | |
MD5:— | SHA256:— | |||
| 2432 | Synaptics.exe | C:\Users\admin\AppData\Local\Temp\TarC700.tmp | — | |
MD5:— | SHA256:— | |||
| 2432 | Synaptics.exe | C:\Users\admin\AppData\Local\Temp\ZhSrubl.ini | — | |
MD5:— | SHA256:— | |||
| 2432 | Synaptics.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\49R6NKSB.txt | — | |
MD5:— | SHA256:— | |||
| 2432 | Synaptics.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\H4SG7T34.txt | — | |
MD5:— | SHA256:— | |||
| 2432 | Synaptics.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CC197601BE0898B7B0FCC91FA15D8A69_7C1C45A209E1552633930171FD75B297 | der | |
MD5:4DC1DBA1D6226E44150492D27AF9AC8D | SHA256:1E885776F582A630426DF47F9421C977E25E183FEA0A6F1D8728FF22CFE1CAE9 | |||
| 2432 | Synaptics.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CC197601BE0898B7B0FCC91FA15D8A69_771EDFAA6E1B1D9BEB06115F819699B6 | binary | |
MD5:7028825791120A054F0BA4C368FF9FBF | SHA256:A205366655CE4EBC13C55B79335342BE068A21BFE413F8C67812A517D03D0BB1 | |||
| 2432 | Synaptics.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\2X1RARSN.txt | text | |
MD5:006349C3D604BE5DA92964877EDF3F7D | SHA256:4E7A44828BB69F72ED028120A0F8EB6612850F1EB15F222BF1DE3FD0651C433C | |||
| 2628 | email-spammer.exe | C:\Users\admin\AppData\Local\Temp\._cache_email-spammer.exe | executable | |
MD5:641D5A73480F3AF9B1D8FBFB0A855016 | SHA256:09EFE81FAAB139C3CE964BF5E851BF3F496C200BF3CB1B6DB62A2D2B4486F991 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
10
TCP/UDP connections
10
DNS requests
10
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2432 | Synaptics.exe | GET | — | 140.82.59.108:80 | http://140.82.59.108/srim2 | US | — | — | suspicious |
2432 | Synaptics.exe | GET | 200 | 172.217.16.131:80 | http://ocsp.pki.goog/gts1o1core/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRCRjDCJxnb3nDwj%2Fxz5aZfZjgXvAQUmNH4bhDrz5vsYJ8YkBug630J%2FSsCEAhrYrWeURCWAgAAAACAVck%3D | US | der | 471 b | whitelisted |
2432 | Synaptics.exe | GET | 200 | 172.217.16.131:80 | http://ocsp.pki.goog/gts1o1core/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBRCRjDCJxnb3nDwj%2Fxz5aZfZjgXvAQUmNH4bhDrz5vsYJ8YkBug630J%2FSsCEQD76E8xQFZstgIAAAAAgFWS | US | der | 472 b | whitelisted |
2432 | Synaptics.exe | GET | 200 | 151.139.128.14:80 | http://ocsp.comodoca.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRTtU9uFqgVGHhJwXZyWCNXmVR5ngQUoBEKIz6W8Qfs4q8p74Klf9AwpLQCEGfe9D7xe9riT%2FWUBgbSwIQ%3D | US | der | 471 b | whitelisted |
2432 | Synaptics.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTfqhLjKLEJQZPin0KCzkdAQpVYowQUsT7DaQP4v0cB1JgmGggC72NkK8MCEAx5qUSwjBGVIJJhX%2BJrHYM%3D | US | der | 471 b | whitelisted |
2432 | Synaptics.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRJ9L2KGL92BpjF3kAtaDtxauTmhgQUPdNQpdagre7zSmAKZdMh1Pj41g8CEAblg20XjDYvMdklb%2BSFKGs%3D | US | der | 471 b | whitelisted |
2432 | Synaptics.exe | GET | 200 | 172.217.16.131:80 | http://ocsp.pki.goog/gsr2/ME4wTDBKMEgwRjAJBgUrDgMCGgUABBTgXIsxbvr2lBkPpoIEVRE6gHlCnAQUm%2BIHV2ccHsBqBt5ZtJot39wZhi4CDQHjtJqhjYqpgSVpULg%3D | US | der | 468 b | whitelisted |
2432 | Synaptics.exe | GET | 200 | 151.139.128.14:80 | http://ocsp.comodoca.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBReAhtobFzTvhaRmVeJ38QUchY9AwQUu69%2BAj36pvE8hI6t7jiY7NkyMtQCECsuburZdTZsFIpu26N8jAc%3D | US | der | 727 b | whitelisted |
2432 | Synaptics.exe | GET | 301 | 153.92.0.100:80 | http://xred.site50.net/syn/Synaptics.rar | US | html | 162 b | shared |
2432 | Synaptics.exe | GET | 200 | 69.42.215.252:80 | http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978 | US | text | 31 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 |
|---|---|---|---|---|---|---|
2432 | Synaptics.exe | 140.82.59.108:80 | — | — | US | suspicious |
2432 | Synaptics.exe | 216.58.206.1:443 | doc-14-14-docs.googleusercontent.com | Google Inc. | US | whitelisted |
2432 | Synaptics.exe | 69.42.215.252:80 | freedns.afraid.org | Awknet Communications, LLC | US | malicious |
2432 | Synaptics.exe | 172.217.16.131:80 | ocsp.pki.goog | Google Inc. | US | whitelisted |
2432 | Synaptics.exe | 172.217.12.142:443 | docs.google.com | Google Inc. | US | whitelisted |
2432 | Synaptics.exe | 151.139.128.14:80 | ocsp.comodoca.com | Highwinds Network Group, Inc. | US | suspicious |
2432 | Synaptics.exe | 162.125.66.1:443 | www.dropbox.com | Dropbox, Inc. | DE | shared |
2432 | Synaptics.exe | 153.92.0.100:80 | xred.site50.net | Hostinger International Limited | US | shared |
2432 | Synaptics.exe | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
2432 | Synaptics.exe | 104.18.107.8:443 | www.000webhost.com | Cloudflare Inc | US | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
xred.mooo.com |
| suspicious |
freedns.afraid.org |
| whitelisted |
docs.google.com |
| shared |
ocsp.pki.goog |
| whitelisted |
doc-14-14-docs.googleusercontent.com |
| shared |
www.dropbox.com |
| shared |
ocsp.digicert.com |
| whitelisted |
xred.site50.net |
| shared |
www.000webhost.com |
| shared |
ocsp.comodoca.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
— | — | Misc activity | ET INFO DYNAMIC_DNS Query to Abused Domain *.mooo.com |
2432 | Synaptics.exe | A Network Trojan was detected | SPYWARE [PTsecurity] njRat style IP-Check |
2432 | Synaptics.exe | A Network Trojan was detected | ET POLICY Suspicious User-Agent Containing .exe |
2432 | Synaptics.exe | A Network Trojan was detected | STEALER [PTsecurity] Napwhich |
2432 | Synaptics.exe | A Network Trojan was detected | ET POLICY Suspicious User-Agent Containing .exe |
2432 | Synaptics.exe | A Network Trojan was detected | STEALER [PTsecurity] Napwhich |
3 ETPRO signatures available at the full report