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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: 7728 cmdline: loaddll32. exe "C:\Us ers\user\D esktop\nOy swc9ly2.dl l" MD5: 51E6071F9CBA48E79F10C84515AAE618) 
conhost.exe (PID: 7736 cmdline: C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - cmd.exe (PID: 7780 cmdline:
cmd.exe /C rundll32. exe "C:\Us ers\user\D esktop\nOy swc9ly2.dl l",#1 MD5: D0FCE3AFA6AA1D58CE9FA336CC2B675B) 
rundll32.exe (PID: 7804 cmdline: rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",#1 MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7788 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: 7980 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: 8068 cmdline:
rundll32.e xe C:\User s\user\Des ktop\nOysw c9ly2.dll, cef_comman d_line_cre ate MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 8120 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: 8128 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: 8136 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_comm and_line_c reate MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 8156 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",you MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 8164 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",create_c ontext_sha red MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 8172 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_zip_ reader_cre ate MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 8184 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_zip_ directory MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7384 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_writ e_json MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 1648 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_wind ow_create_ top_level MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 1240 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: 2020 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_valu e_create MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 6176 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _undefined MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 5632 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _uint MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 5456 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _string MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 6024 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _object MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 4800 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _null MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 5828 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _int MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 6624 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _function MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 6612 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _double MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 6284 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _date MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 6012 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _bool MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 5836 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: 2980 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8va lue_create _array MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 2140 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8st ack_trace_ get_curren t MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 5784 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8co ntext_in_c ontext MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7360 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8co ntext_get_ entered_co ntext MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7748 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_v8co ntext_get_ current_co ntext MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 7740 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_urlr equest_cre ate MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 6912 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_urie ncode MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 6476 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_urid ecode MD5: 889B99C52A60DD49227C5E485A016679) - rundll32.exe (PID: 2440 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\nOys wc9ly2.dll ",cef_unre gister_int ernal_web_ plugin 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
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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: | ||