Analysis
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max time kernel
333s -
max time network
333s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
14-12-2024 23:05
General
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Target
876511719fda2fab0438ad29f9cc2f8fd684c1897a88d433f7e9c3f2e85eac0b.exe
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Size
749KB
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MD5
1eac61ee26db9242ba47437a027c47d4
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SHA1
3a465cb953a62c6c2dd2dc61c9f874c6ad7d8e8c
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SHA256
876511719fda2fab0438ad29f9cc2f8fd684c1897a88d433f7e9c3f2e85eac0b
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SHA512
b5966deb188881b3d1fd19f911601e451f2126b757c1341e41048cb8dbd990c411fa8815f0610217a1fd273d193cd3f9c2f199ecb02295d28ca6eeb429f88eb4
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SSDEEP
12288:ZwtTSWbZzmK1tl8gBVkj6VNQJsojXXKI50XZo/6N3VG:Zwt2WdzxfmVjXr6Zz
Malware Config
Signatures
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CryptoLocker
Ransomware family with multiple variants.
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Cryptolocker family
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Deletes itself 1 IoCs
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Executes dropped EXE 2 IoCs
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Loads dropped DLL 3 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Drops file in Windows directory 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Office loads VBA resources, possible macro or embedded object present
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Enumerates system info in registry 2 TTPs 1 IoCs
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Opens file in notepad (likely ransom note) 1 IoCs
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Suspicious behavior: AddClipboardFormatListener 5 IoCs
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Suspicious behavior: EnumeratesProcesses 15 IoCs
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Suspicious behavior: GetForegroundWindowSpam 2 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of FindShellTrayWindow 51 IoCs
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Suspicious use of SendNotifyMessage 50 IoCs
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Suspicious use of SetWindowsHookEx 38 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\876511719fda2fab0438ad29f9cc2f8fd684c1897a88d433f7e9c3f2e85eac0b.exe"C:\Users\Admin\AppData\Local\Temp\876511719fda2fab0438ad29f9cc2f8fd684c1897a88d433f7e9c3f2e85eac0b.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe"C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe" "/rC:\Users\Admin\AppData\Local\Temp\876511719fda2fab0438ad29f9cc2f8fd684c1897a88d433f7e9c3f2e85eac0b.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe"C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe" /w0000012C3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\Desktop\PushRead.rtf"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\Desktop\PushRead.rtf"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\Program Files\VideoLAN\VLC\vlc.exe"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Desktop\UseStep.mpeg"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Desktop\LimitHide.vbs"1⤵
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C:\Windows\System32\Notepad.exe"C:\Windows\System32\Notepad.exe" C:\Users\Admin\Desktop\LimitHide.vbs1⤵
- Opens file in notepad (likely ransom note)
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\Windows\System32\xpsrchvw.exe"C:\Windows\System32\xpsrchvw.exe" "C:\Users\Admin\Desktop\FindPush.easmx"1⤵
- Suspicious use of SetWindowsHookEx
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\Desktop\PushRead.rtf"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\Windows\explorer.exe"C:\Windows\explorer.exe"1⤵
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x5541⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
547KB
MD50e3f1edbd4d93dfa5bdcab1961e93194
SHA14b7992a79994812cc6632c3cf2f563a33c40f68f
SHA25666a2d53f892ccc55a4fba3ef25649f4a33ebdec8f1a6779ce1f13c6a28a61f52
SHA5129a8a81c023eca2c9a20c2ea0ce57c7639a74d6b3a87b7cfce87ffa5f2fabc3e2f66d4003a2b0ad02687da149b97794b1a350e8420084b8eb816d0dc0cafc7961
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Filesize
257B
MD5df3e3cf969369eefee89902d510d94b4
SHA1f62f4d0456e986a5284006f49df2a0a3a82acdd7
SHA25619a62087f09e193e0eae3d651e175cf46e102a98aa960729a9fb8bd0567bfb67
SHA51201fb185840f3e6ec470fada6f61c060413fbe1394db5a7452b38fb4459ca4ed9d2acd9a4e41f1a77fd2578960a04612f09fa03aee5163611b05da6c0cbaaf758
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Filesize
304B
MD5b18aa2fabe2965cf77e049442faab8b1
SHA101883f0bb568d9c9322e41b17c792e5c525b44de
SHA25664100818661a75bf0203432d70c44f495f820f340731bb8b408cbba1397bbf8f
SHA512d0a2509889127a0903ea09e37e8f1d668a790ca1e189245743b7b25f07fa9ef54c60c15c7dc1a693e71c8720b999bcb77ed5308fc25e0e1a39e84f4beb5ef7a8
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Filesize
20KB
MD59627e7ebd6b5780054ab29d52152b89a
SHA112dfcd731e5bc095bdbc4cdd897c1864480419b4
SHA256995b93375f9b2920ce5c340d7f1dff4fb185368d42043209b654a55b063bea90
SHA5120047b3db34bff5acfb8852f0e1ca250f3197febfe5f2523ded84506e6ce0b83feef0191a1751cf90fdb0df668fb6cd26c32e373d93847f36f0917f37d3089443
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Filesize
749KB
MD51eac61ee26db9242ba47437a027c47d4
SHA13a465cb953a62c6c2dd2dc61c9f874c6ad7d8e8c
SHA256876511719fda2fab0438ad29f9cc2f8fd684c1897a88d433f7e9c3f2e85eac0b
SHA512b5966deb188881b3d1fd19f911601e451f2126b757c1341e41048cb8dbd990c411fa8815f0610217a1fd273d193cd3f9c2f199ecb02295d28ca6eeb429f88eb4
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Filesize
64KB
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Filesize
64KB
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Filesize
16.7MB
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Filesize
2.7MB
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Filesize
992KB
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Filesize
208KB
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Filesize
44KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
44KB
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Filesize
788KB
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Filesize
788KB
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Filesize
788KB
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Filesize
788KB
-
Filesize
788KB
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Filesize
788KB
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Filesize
788KB
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Filesize
788KB
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Filesize
788KB
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Filesize
5.9MB
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Filesize
5.9MB
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Filesize
5.9MB
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Filesize
5.9MB
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Filesize
8KB
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Filesize
788KB
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Filesize
788KB
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Filesize
788KB