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Windows
Analysis Report
nOyswc9ly2.dll
Overview
General Information
| Sample name: | nOyswc9ly2.dllrenamed because original name is a hash value |
| Original sample name: | 5dd24b369d9545a6f381c5c29c3762e6a7c8f3e806ebdfa09ef682db459c2cee.dll |
| Analysis ID: | 1499613 |
| MD5: | 40faaaa47e8f237be53ab11d563f627f |
| SHA1: | 514ad655c48e284b58744fc02984c35a9a700ee5 |
| SHA256: | 5dd24b369d9545a6f381c5c29c3762e6a7c8f3e806ebdfa09ef682db459c2cee |
| Tags: | ad87h92j-comdll |
| Infos: |  |
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Detection
| Score: | 72 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Antivirus detection for dropped file
Multi AV Scanner detection for submitted file
System process connects to network (likely due to code injection or exploit)
Drops password protected ZIP file
Machine Learning detection for sample
AV process strings found (often used to terminate AV products)
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to dynamically determine API calls
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
Dropped file seen in connection with other malware
Drops PE files
Entry point lies outside standard sections
Found dropped PE file which has not been started or loaded
Found evasive API chain (may stop execution after checking a module file name)
Found large amount of non-executed APIs
HTTP GET or POST without a user agent
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
PE file contains sections with non-standard names
Sample execution stops while process was sleeping (likely an evasion)
Sigma detected: CurrentVersion Autorun Keys Modification
Uses 32bit PE files
Uses code obfuscation techniques (call, push, ret)
Classification
- System is w10x64
loaddll32.exe (PID: 5520 cmdline: loaddll32. exe "C:\Us ers\user\D esktop\nOy swc9ly2.dl l" MD5: 51E6071F9CBA48E79F10C84515AAE618) 
conhost.exe (PID: 2268 cmdline: C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - cmd.exe (PID: 3644 cmdline:
cmd.exe /C rundll32. exe "C:\Us ers\user\D esktop\nOy swc9ly2.dl l",#1 MD5: D0FCE3AFA6AA1D58CE9FA336CC2B675B) 
rundll32.exe (PID: 5764 cmdline: rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",#1 MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 6672 cmdline:
rundll32.e xe C:\User s\user\Des ktop\nOysw c9ly2.dll, cef_clear_ cross_orig in_whiteli st MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7260 cmdline:
rundll32.e xe C:\User s\user\Des ktop\nOysw c9ly2.dll, cef_clear_ scheme_han dler_facto ries MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7428 cmdline:
rundll32.e xe C:\User s\user\Des ktop\nOysw c9ly2.dll, cef_comman d_line_cre ate MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7544 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_clea r_cross_or igin_white list MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7552 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_clea r_scheme_h andler_fac tories MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7568 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_comm and_line_c reate MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7576 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",you MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7600 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",create_c ontext_sha red MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7608 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_zip_ reader_cre ate MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7616 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_zip_ directory MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7648 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_writ e_json MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7656 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_wind ow_create_ top_level MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7664 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_visi t_web_plug in_info MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7672 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_valu e_create MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7680 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _undefined MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7688 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _uint MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7704 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _string MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7712 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _object MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7724 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _null MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7736 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _int MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7748 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _function MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7760 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _double MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7768 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _date MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7784 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _bool MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7796 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _array_buf fer MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7816 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _array MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7852 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8st ack_trace_ get_curren t MD5: 889B99C52A60DD49227C5E485A016679)
- cleanup
⊘No configs have been found
⊘No yara matches
System Summary |   |
|---|
| Source: | Author: Victor Sergeev, Daniil Yugoslavskiy, Gleb Sukhodolskiy, Timur Zinniatullin, oscd.community, Tim Shelton, frack113 (split): | ||
⊘No Suricata rule has matched
Click to jump to signature section
Show All Signature Results
AV Detection | |
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| Source: | Avira: | ||
| Source: | Avira: | ||
| Source: | ReversingLabs: | |||
| Source: | Virustotal: | Perma Link | ||
| Source: | Joe Sandbox ML: | ||
| Source: | Static PE information: | ||
| Source: | Static PE information: | ||
| Source: | Binary string: | ||
| Source: | Binary string: | ||
Networking | |
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| Source: | Network Connect: | Jump to behavior | ||
| Source: | HTTP traffic detected: | ||
| Source: | HTTP traffic detected: | ||
| Source: | HTTP traffic detected: | ||
| Source: | IP Address: | ||
| Source: | IP Address: | ||
| Source: | ASN Name: | ||
| Source: | UDP traffic detected without corresponding DNS query: | ||
| Source: | HTTP traffic detected: | ||