Analysis Overview
SHA256
d73a8914369631978fc02cc99a735298589a6ce95979176382caf8be4753c84e
Threat Level: Known bad
The file 3f39da1d_extracted was found to be: Known bad.
Malicious Activity Summary
MassLogger log file
MassLogger
Executes dropped EXE
Reads user/profile data of web browsers
Checks computer location settings
Loads dropped DLL
Looks up external IP address via web service
Enumerates physical storage devices
Delays execution with timeout.exe
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-02-16 17:42
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2021-02-16 17:42
Reported
2021-02-16 17:59
Platform
win7v20201028
Max time kernel
120s
Max time network
121s
Command Line
Signatures
MassLogger
MassLogger log file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Reads user/profile data of web browsers
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe
"C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn vlc.exe /tr '"C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpCEB4.tmp.bat""
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn vlc.exe /tr '"C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe"'
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe
"C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | api.ipify.org | udp |
| N/A | 54.225.220.115:80 | api.ipify.org | tcp |
| N/A | 8.8.8.8:53 | api.ipify.org | udp |
| N/A | 54.235.189.250:80 | api.ipify.org | tcp |
| N/A | 8.8.8.8:53 | mail.privateemail.com | udp |
| N/A | 198.54.122.60:587 | mail.privateemail.com | tcp |
| N/A | 8.8.8.8:53 | www.download.windowsupdate.com | udp |
Files
memory/1864-2-0x00000000743D0000-0x0000000074ABE000-memory.dmp
memory/1864-3-0x0000000000A70000-0x0000000000A71000-memory.dmp
memory/1864-5-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1864-6-0x0000000000200000-0x0000000000201000-memory.dmp
memory/1060-7-0x0000000000000000-mapping.dmp
memory/1884-8-0x0000000000000000-mapping.dmp
memory/428-9-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmpCEB4.tmp.bat
| MD5 | 33570c0b86f7c5863afa7aef5e122b14 |
| SHA1 | 5214d0211fff38216c78619980cb794bdb4b60ca |
| SHA256 | 8dc5a4acef3243bd418a0cbe7985ce452d15829f99f178a9f4233cfda82144ee |
| SHA512 | 0a1f6ab5982fa0115b871614b29d702e655c306dc71cd9c5d78bdbabf8b9d78ea918ed346dcf992926adebf401369127002d390b0fcf49e3e6ebf17314e4e09f |
memory/544-11-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe
| MD5 | fd4543e3f35c11ef0d889c228beacd23 |
| SHA1 | cbb7819178024077e13765a5a0e7b87bba39c312 |
| SHA256 | d73a8914369631978fc02cc99a735298589a6ce95979176382caf8be4753c84e |
| SHA512 | b2312b9ae4ec26bf43047cb9aa1fc82f89ef03e4ed6a3d9aeead859eb89137545a20321adb3005314fec4c3b6c4ba1b7db40283c8d4ec2ad9fb57b4900915b87 |
C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe
| MD5 | fd4543e3f35c11ef0d889c228beacd23 |
| SHA1 | cbb7819178024077e13765a5a0e7b87bba39c312 |
| SHA256 | d73a8914369631978fc02cc99a735298589a6ce95979176382caf8be4753c84e |
| SHA512 | b2312b9ae4ec26bf43047cb9aa1fc82f89ef03e4ed6a3d9aeead859eb89137545a20321adb3005314fec4c3b6c4ba1b7db40283c8d4ec2ad9fb57b4900915b87 |
memory/684-14-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe
| MD5 | fd4543e3f35c11ef0d889c228beacd23 |
| SHA1 | cbb7819178024077e13765a5a0e7b87bba39c312 |
| SHA256 | d73a8914369631978fc02cc99a735298589a6ce95979176382caf8be4753c84e |
| SHA512 | b2312b9ae4ec26bf43047cb9aa1fc82f89ef03e4ed6a3d9aeead859eb89137545a20321adb3005314fec4c3b6c4ba1b7db40283c8d4ec2ad9fb57b4900915b87 |
memory/684-16-0x0000000074350000-0x0000000074A3E000-memory.dmp
memory/684-17-0x0000000000980000-0x0000000000981000-memory.dmp
memory/684-19-0x00000000041D0000-0x00000000041D1000-memory.dmp
memory/684-20-0x0000000000500000-0x0000000000501000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\60F5850B53\Log.txt
| MD5 | aafc0b87394e03494afa6b9d68a21fff |
| SHA1 | 03f03c06fa96564a74b6d4f0be73dbf192896a19 |
| SHA256 | f3661f114a4d45b30a67f39b5de233d9159afc6e02b3411128b9324fe5b86046 |
| SHA512 | 172b8f510e622fad1fa6284ed755bbbac4c1cbe777f5dd1ad39b764d4057a08dae261d6d41327af119f9505d703d9d201ce9b4fb730d3de2e4b8bbb4aed5a221 |
memory/684-22-0x0000000001F30000-0x0000000001F6E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2021-02-16 17:42
Reported
2021-02-16 17:59
Platform
win10v20201028
Max time kernel
149s
Max time network
150s
Command Line
Signatures
MassLogger
MassLogger log file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe
"C:\Users\Admin\AppData\Local\Temp\3f39da1d_extracted.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn vlc.exe /tr '"C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9909.tmp.bat""
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn vlc.exe /tr '"C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe"'
C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe
"C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | api.ipify.org | udp |
| N/A | 23.21.140.41:80 | api.ipify.org | tcp |
Files
memory/1148-2-0x0000000073450000-0x0000000073B3E000-memory.dmp
memory/1148-3-0x0000000000C00000-0x0000000000C01000-memory.dmp
memory/1148-6-0x0000000002EA0000-0x0000000002EA1000-memory.dmp
memory/1148-5-0x0000000005560000-0x0000000005561000-memory.dmp
memory/1148-7-0x0000000005610000-0x0000000005611000-memory.dmp
memory/1148-8-0x0000000005F10000-0x0000000005F11000-memory.dmp
memory/1148-9-0x0000000006580000-0x0000000006581000-memory.dmp
memory/2272-10-0x0000000000000000-mapping.dmp
memory/2784-11-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmp9909.tmp.bat
| MD5 | 55ff9a7142c74a67b065cbc37e0a1a20 |
| SHA1 | 4b1c19793d65866d05be7261b51668074141019b |
| SHA256 | 37fa9e2540d1ddf2a4b004469016a857706df14cf8136c065fce510edfa0ed06 |
| SHA512 | 78c226897f48c28b0524f201fd68f6176246ad6e05247577bd3a217701a8bb8a3eccad64f1a412830aeec88293b347f880122af1edfac21eeee5d25addf5c217 |
memory/1316-13-0x0000000000000000-mapping.dmp
memory/640-14-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe
| MD5 | fd4543e3f35c11ef0d889c228beacd23 |
| SHA1 | cbb7819178024077e13765a5a0e7b87bba39c312 |
| SHA256 | d73a8914369631978fc02cc99a735298589a6ce95979176382caf8be4753c84e |
| SHA512 | b2312b9ae4ec26bf43047cb9aa1fc82f89ef03e4ed6a3d9aeead859eb89137545a20321adb3005314fec4c3b6c4ba1b7db40283c8d4ec2ad9fb57b4900915b87 |
memory/1860-15-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\VideoLAN\vlc.exe
| MD5 | fd4543e3f35c11ef0d889c228beacd23 |
| SHA1 | cbb7819178024077e13765a5a0e7b87bba39c312 |
| SHA256 | d73a8914369631978fc02cc99a735298589a6ce95979176382caf8be4753c84e |
| SHA512 | b2312b9ae4ec26bf43047cb9aa1fc82f89ef03e4ed6a3d9aeead859eb89137545a20321adb3005314fec4c3b6c4ba1b7db40283c8d4ec2ad9fb57b4900915b87 |
memory/1860-18-0x0000000073450000-0x0000000073B3E000-memory.dmp
memory/1860-21-0x0000000004FA0000-0x0000000004FA1000-memory.dmp
memory/1860-22-0x00000000027D0000-0x00000000027D1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\109933CE9F\Log.txt
| MD5 | 2942b572b4038e2cfc80fe66e769ca7e |
| SHA1 | 9bb0c0552fda51aff771bfaf6b58af037d880ba2 |
| SHA256 | 8061a015e0523c0c24f0769ae5810aa8c47d2d403babb7f76b4b2c16c5723f8f |
| SHA512 | 3253a53bf031bc4085c95ecf8cf15c187b664c9d0d4300df818419de1c4e937a39e325967a0724902be2e8d0d794bb7b2f5d73e2acb6c4ba9383d03e1936a2eb |