Analysis Overview
SHA256
507da6dd60f7fdeecbd1286dac0458ce493ecb89eae4b398695e98f0aaaf7082
Threat Level: Known bad
The file tmp was found to be: Known bad.
Malicious Activity Summary
Laplas Clipper
Downloads MZ/PE file
Deletes itself
Loads dropped DLL
Executes dropped EXE
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Adds Run key to start application
Enumerates physical storage devices
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
GoLang User-Agent
Suspicious use of WriteProcessMemory
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-17 20:57
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-17 20:57
Reported
2023-03-17 21:00
Platform
win7-20230220-en
Max time kernel
134s
Max time network
136s
Command Line
Signatures
Laplas Clipper
Downloads MZ/PE file
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe | N/A |
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" | C:\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe | N/A |
Checks installed software on the system
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
GoLang User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Go-http-client/1.1 | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\tmp.exe" & del "C:\ProgramData\*.dll"" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 5
C:\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe
"C:\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe"
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
Network
| Country | Destination | Domain | Proto |
| LV | 45.87.154.30:80 | 45.87.154.30 | tcp |
| N/A | 185.119.196.167:80 | 185.119.196.167 | tcp |
| LV | 45.87.154.105:80 | 45.87.154.105 | tcp |
Files
memory/1296-55-0x0000000000230000-0x0000000000245000-memory.dmp
memory/1296-56-0x0000000061E00000-0x0000000061EF3000-memory.dmp
\ProgramData\nss3.dll
| MD5 | 1cc453cdf74f31e4d913ff9c10acdde2 |
| SHA1 | 6e85eae544d6e965f15fa5c39700fa7202f3aafe |
| SHA256 | ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5 |
| SHA512 | dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571 |
\ProgramData\mozglue.dll
| MD5 | c8fd9be83bc728cc04beffafc2907fe9 |
| SHA1 | 95ab9f701e0024cedfbd312bcfe4e726744c4f2e |
| SHA256 | ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a |
| SHA512 | fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040 |
memory/1296-114-0x0000000000400000-0x0000000002AFB000-memory.dmp
memory/1296-118-0x0000000000400000-0x0000000002AFB000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe
| MD5 | 4c89113e9ec9f66382893b6e3b206667 |
| SHA1 | d4391bcc02d5589c6c4efc3936048825a2ccbd21 |
| SHA256 | feb5a0556e226e438f4ca419f476e611df2ff7112a0668303b2da9ef1d2b89b1 |
| SHA512 | 349efe882aba9a626a461c02c4e431e16114a59eb916d805f7a1d3fbc2194b6c41b29757c1aa1765eac9f2b276b02ed9e66535476a9b4be7106832ce964f2b5e |
\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe
| MD5 | 4c89113e9ec9f66382893b6e3b206667 |
| SHA1 | d4391bcc02d5589c6c4efc3936048825a2ccbd21 |
| SHA256 | feb5a0556e226e438f4ca419f476e611df2ff7112a0668303b2da9ef1d2b89b1 |
| SHA512 | 349efe882aba9a626a461c02c4e431e16114a59eb916d805f7a1d3fbc2194b6c41b29757c1aa1765eac9f2b276b02ed9e66535476a9b4be7106832ce964f2b5e |
\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe
| MD5 | 4c89113e9ec9f66382893b6e3b206667 |
| SHA1 | d4391bcc02d5589c6c4efc3936048825a2ccbd21 |
| SHA256 | feb5a0556e226e438f4ca419f476e611df2ff7112a0668303b2da9ef1d2b89b1 |
| SHA512 | 349efe882aba9a626a461c02c4e431e16114a59eb916d805f7a1d3fbc2194b6c41b29757c1aa1765eac9f2b276b02ed9e66535476a9b4be7106832ce964f2b5e |
C:\Users\Admin\AppData\Local\Temp\IJKKKFCFHC.exe
| MD5 | 4c89113e9ec9f66382893b6e3b206667 |
| SHA1 | d4391bcc02d5589c6c4efc3936048825a2ccbd21 |
| SHA256 | feb5a0556e226e438f4ca419f476e611df2ff7112a0668303b2da9ef1d2b89b1 |
| SHA512 | 349efe882aba9a626a461c02c4e431e16114a59eb916d805f7a1d3fbc2194b6c41b29757c1aa1765eac9f2b276b02ed9e66535476a9b4be7106832ce964f2b5e |
memory/1784-123-0x0000000004670000-0x000000000481A000-memory.dmp
memory/1784-124-0x0000000004820000-0x0000000004BF0000-memory.dmp
\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
| MD5 | 0e9b8595b1d564b208bf21a63bcf6c6f |
| SHA1 | 0bfce482513d62da31d1ee9701563ba2fe7d415a |
| SHA256 | 83afdf2399d02f6bf913c0d9cf2a29a8af3168300d617c422f00383ec3d86e01 |
| SHA512 | ca8a0e66af599ca5bd8c0ddaed9c7737d455ca60c2ccb37e06a99089045e7c8988aec507aa3693f988cc04475ab6c335c778dc2c1fa0fcea95d2e4a317ab4632 |
memory/1616-133-0x00000000047A0000-0x000000000494A000-memory.dmp
\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
| MD5 | 472c3414464df2c86dde153fe9e14bdb |
| SHA1 | a72421fbe5539421a408a6a8d8a3d009a0706aa7 |
| SHA256 | a462506fbb90da596ab072b485b4239f7d68e6a75a8c345b36e38547d65f1fa9 |
| SHA512 | 16dc5d568efeb052f5ba7032fff3d7f9d4c6b58618e26d5adf229c0e46f274bbd8cd33be92b900a243a4b03851c65500976f64e8e7b2ba13c825a42e0b3b8d7b |
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
| MD5 | 8f993a7b49006275be45c59108055154 |
| SHA1 | f757e89b190e18269b9a1d7c3eab5fdbbdf1edf7 |
| SHA256 | a86ba7795a2c6b61c3a577ebf6dacd1c290c7c3dc520a2868a68c390ff8dae88 |
| SHA512 | 206882c51bacc87b115b7aeb9a8bbf542c05c3ee44ac2039b01d8c964f1519d49f2198b1e51c89eda0f5b555db0d5531ffbf296f7571c665c7140e88e7c0f4dc |
memory/1784-134-0x0000000000400000-0x0000000002C8F000-memory.dmp
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
| MD5 | b15f2d5f1c7ae8e12360ca90dc7c86f6 |
| SHA1 | 8d43d6e04a058daa7039b632b80393182f125dcf |
| SHA256 | 208827b8ead482074ce7a87206d09a7f22f4db3a1ffe423c2878c42865d5cc1f |
| SHA512 | 603bd01845dc3fad42d7b85debeeb8b33598e38ae6e34a38c5e41f96800983a06f4d92b6587ea9a9d0279d764c5df291e7ae6f2f3320843ea703812594f33826 |
memory/1616-135-0x0000000000400000-0x0000000002C8F000-memory.dmp
memory/1616-136-0x0000000000400000-0x0000000002C8F000-memory.dmp
memory/1616-137-0x0000000000400000-0x0000000002C8F000-memory.dmp
memory/1616-140-0x0000000000400000-0x0000000002C8F000-memory.dmp
memory/1616-141-0x0000000000400000-0x0000000002C8F000-memory.dmp
memory/1616-142-0x0000000000400000-0x0000000002C8F000-memory.dmp
memory/1616-143-0x0000000000400000-0x0000000002C8F000-memory.dmp
memory/1616-144-0x0000000000400000-0x0000000002C8F000-memory.dmp
memory/1616-145-0x0000000000400000-0x0000000002C8F000-memory.dmp
memory/1616-146-0x0000000000400000-0x0000000002C8F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-17 20:57
Reported
2023-03-17 21:07
Platform
win10v2004-20230220-en
Max time kernel
56s
Max time network
78s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp |