Analysis Overview
SHA256
eda9de6005d8b240fcd625ca6e2c2ec385343f2fb88c9d7233892e8302488a9f
Threat Level: Known bad
The file 850a2a0eee8fe41dc2b84bcf4f692aa2.exe was found to be: Known bad.
Malicious Activity Summary
SectopRAT
Stealc
SectopRAT payload
Downloads MZ/PE file
Reads user/profile data of web browsers
Loads dropped DLL
Executes dropped EXE
Reads data files stored by FTP clients
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-29 10:31
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-29 10:31
Reported
2024-04-29 10:33
Platform
win7-20240220-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
SectopRAT
SectopRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Stealc
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2344 set thread context of 1732 | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1732 set thread context of 1360 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
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\u1r8.0.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\u1r8.0.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.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\u1r8.0.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe
"C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe"
C:\Users\Admin\AppData\Local\Temp\u1r8.0.exe
"C:\Users\Admin\AppData\Local\Temp\u1r8.0.exe"
C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.exe
"C:\Users\Admin\AppData\Local\Temp\u1r8.2\run.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\SysWOW64\cmd.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.228:80 | 185.172.128.228 | tcp |
| DE | 185.172.128.203:80 | 185.172.128.203 | tcp |
| US | 8.8.8.8:53 | note.padd.cn.com | udp |
| RO | 176.97.76.106:80 | note.padd.cn.com | tcp |
| DE | 185.172.128.151:80 | 185.172.128.151 | tcp |
| RU | 91.215.85.66:15647 | tcp | |
| RU | 91.215.85.66:9000 | 91.215.85.66 | tcp |
Files
memory/2276-2-0x0000000000240000-0x00000000002AD000-memory.dmp
memory/2276-1-0x0000000002C80000-0x0000000002D80000-memory.dmp
memory/2276-3-0x0000000000400000-0x0000000002B15000-memory.dmp
\Users\Admin\AppData\Local\Temp\u1r8.0.exe
| MD5 | edb1582f432aa2989cb72b89d999bed7 |
| SHA1 | ddcf17c954e7dab5059be86202b9c856f55ace48 |
| SHA256 | 1c03534e55f231c41f78ad9a110bc391e2c915daa57f3a6cc115819feaa33047 |
| SHA512 | 13a76b437d2ad5107be3abc5ada669d3c12af24624cef94add531dfb511141622560901c0fe06d47486c52744aeef9d2be297f87d69a7a4330b3882b1ab3fed0 |
memory/2544-20-0x0000000061E00000-0x0000000061EF3000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\U1R81~1.ZIP
| MD5 | 78d3ca6355c93c72b494bb6a498bf639 |
| SHA1 | 2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e |
| SHA256 | a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001 |
| SHA512 | 1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea |
\Users\Admin\AppData\Local\Temp\u1r8.2\run.exe
| MD5 | 9fb4770ced09aae3b437c1c6eb6d7334 |
| SHA1 | fe54b31b0db8665aa5b22bed147e8295afc88a03 |
| SHA256 | a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3 |
| SHA512 | 140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256 |
\ProgramData\nss3.dll
| MD5 | 1cc453cdf74f31e4d913ff9c10acdde2 |
| SHA1 | 6e85eae544d6e965f15fa5c39700fa7202f3aafe |
| SHA256 | ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5 |
| SHA512 | dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571 |
\ProgramData\mozglue.dll
| MD5 | c8fd9be83bc728cc04beffafc2907fe9 |
| SHA1 | 95ab9f701e0024cedfbd312bcfe4e726744c4f2e |
| SHA256 | ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a |
| SHA512 | fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040 |
C:\Users\Admin\AppData\Local\Temp\u1r8.2\relay.dll
| MD5 | 10d51becd0bbce0fab147ff9658c565e |
| SHA1 | 4689a18112ff876d3c066bc8c14a08fd6b7b7a4a |
| SHA256 | 7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed |
| SHA512 | 29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29 |
memory/2276-147-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/2276-154-0x0000000002C80000-0x0000000002D80000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\u1r8.2\whale.dbf
| MD5 | a723bf46048e0bfb15b8d77d7a648c3e |
| SHA1 | 8952d3c34e9341e4425571e10f22b782695bb915 |
| SHA256 | b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422 |
| SHA512 | ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273 |
C:\Users\Admin\AppData\Local\Temp\u1r8.2\bunch.dat
| MD5 | 1e8237d3028ab52821d69099e0954f97 |
| SHA1 | 30a6ae353adda0c471c6ed5b7a2458b07185abf2 |
| SHA256 | 9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742 |
| SHA512 | a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3 |
memory/2344-162-0x0000000073130000-0x00000000732A4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\u1r8.2\UIxMarketPlugin.dll
| MD5 | d1ba9412e78bfc98074c5d724a1a87d6 |
| SHA1 | 0572f98d78fb0b366b5a086c2a74cc68b771d368 |
| SHA256 | cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15 |
| SHA512 | 8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f |
memory/2344-163-0x0000000076DB0000-0x0000000076F59000-memory.dmp
memory/2344-169-0x0000000073130000-0x00000000732A4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\a2ca7fc9
| MD5 | 2af770a24432365c9c4a4e6c4cec491f |
| SHA1 | c3fd76eca44b09b14d2106ed2c7f4eed1ba8a973 |
| SHA256 | 6e84acd81f0dc1fbd336eb168847919f70fb027beff784aa3ba62e20d5e3abfd |
| SHA512 | 666fbc32a379a6187f2d8e85cd0d6691b178e6dd0a02211e15332748248a9b1841b1260aab6b1ad33834660fbc0dcdf72d761873dffecc0948709faf81d4be48 |
memory/2544-176-0x0000000000400000-0x0000000002AF0000-memory.dmp
memory/1732-177-0x0000000076DB0000-0x0000000076F59000-memory.dmp
memory/2544-228-0x0000000000400000-0x0000000002AF0000-memory.dmp
memory/1732-229-0x0000000073130000-0x00000000732A4000-memory.dmp
memory/1360-233-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/1360-232-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/1360-231-0x00000000720C0000-0x0000000073122000-memory.dmp
memory/1360-234-0x0000000000400000-0x00000000004C6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpC092.tmp
| MD5 | c9ff7748d8fcef4cf84a5501e996a641 |
| SHA1 | 02867e5010f62f97ebb0cfb32cb3ede9449fe0c9 |
| SHA256 | 4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988 |
| SHA512 | d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-29 10:31
Reported
2024-04-29 10:33
Platform
win10v2004-20240419-en
Max time kernel
66s
Max time network
53s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe
"C:\Users\Admin\AppData\Local\Temp\850a2a0eee8fe41dc2b84bcf4f692aa2.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 852 -ip 852
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 852 -s 456
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| DE | 185.172.128.228:80 | tcp | |
| DE | 185.172.128.203:80 | tcp | |
| US | 8.8.8.8:53 | g.bing.com | udp |
Files
memory/852-1-0x0000000002C10000-0x0000000002D10000-memory.dmp
memory/852-2-0x0000000004630000-0x000000000469D000-memory.dmp
memory/852-3-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/852-6-0x0000000002C10000-0x0000000002D10000-memory.dmp
memory/852-7-0x0000000004630000-0x000000000469D000-memory.dmp
memory/852-8-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/852-10-0x0000000000400000-0x0000000002B15000-memory.dmp