Analysis Overview
SHA256
d3426eefc87c0dc419603220907c90dc5db259b94ce235105b298867910c0f83
Threat Level: Known bad
The file 4aee9b9dddf220182e1d0d1f00e7797e.exe was found to be: Known bad.
Malicious Activity Summary
SectopRAT
SectopRAT payload
Stealc
Downloads MZ/PE file
Executes dropped EXE
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Loads dropped DLL
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 SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-29 13:31
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-29 13:31
Reported
2024-04-29 13:33
Platform
win7-20240221-en
Max time kernel
117s
Max time network
118s
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\u1s0.0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.2\run.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.2\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 1548 set thread context of 1244 | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.2\run.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1244 set thread context of 1580 | 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\u1s0.0.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\u1s0.0.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.2\run.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.2\run.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.0.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:\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\u1s0.2\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\u1s0.2\run.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\u1s0.2\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\4aee9b9dddf220182e1d0d1f00e7797e.exe
"C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe"
C:\Users\Admin\AppData\Local\Temp\u1s0.0.exe
"C:\Users\Admin\AppData\Local\Temp\u1s0.0.exe"
C:\Users\Admin\AppData\Local\Temp\u1s0.2\run.exe
"C:\Users\Admin\AppData\Local\Temp\u1s0.2\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 |
| DE | 185.172.128.151:80 | 185.172.128.151 | tcp |
| RO | 176.97.76.106:80 | note.padd.cn.com | tcp |
| RU | 91.215.85.66:15647 | tcp | |
| RU | 91.215.85.66:9000 | 91.215.85.66 | tcp |
Files
memory/2304-2-0x0000000000230000-0x000000000029D000-memory.dmp
memory/2304-1-0x0000000002C80000-0x0000000002D80000-memory.dmp
memory/2304-3-0x0000000000400000-0x0000000002B15000-memory.dmp
\Users\Admin\AppData\Local\Temp\u1s0.0.exe
| MD5 | f8a943148f4ccf8949b317b7a8147513 |
| SHA1 | 1efb30d02a0dff37f5e91c86d48d58d367db9822 |
| SHA256 | 31052e97bdef3240e124a1e3b7db2c7c45a206d1bfd05fd818cfe3d58c74520d |
| SHA512 | a9896d6fe09cf5ef2ce2d453d59dfda16e2b500000ccf5852e6379165f31d1ca23c7190430a4dbb4f07f53ef1fe5b7f03c8c948e02ae3d8bd9f8c7be542a1930 |
memory/2956-20-0x0000000061E00000-0x0000000061EF3000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\U1S01~1.ZIP
| MD5 | 78d3ca6355c93c72b494bb6a498bf639 |
| SHA1 | 2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e |
| SHA256 | a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001 |
| SHA512 | 1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea |
C:\Users\Admin\AppData\Local\Temp\u1s0.2\run.exe
| MD5 | 9fb4770ced09aae3b437c1c6eb6d7334 |
| SHA1 | fe54b31b0db8665aa5b22bed147e8295afc88a03 |
| SHA256 | a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3 |
| SHA512 | 140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256 |
memory/2304-140-0x0000000002C80000-0x0000000002D80000-memory.dmp
memory/2304-144-0x0000000000400000-0x0000000002B15000-memory.dmp
\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\u1s0.2\relay.dll
| MD5 | 10d51becd0bbce0fab147ff9658c565e |
| SHA1 | 4689a18112ff876d3c066bc8c14a08fd6b7b7a4a |
| SHA256 | 7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed |
| SHA512 | 29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29 |
C:\Users\Admin\AppData\Local\Temp\u1s0.2\whale.dbf
| MD5 | a723bf46048e0bfb15b8d77d7a648c3e |
| SHA1 | 8952d3c34e9341e4425571e10f22b782695bb915 |
| SHA256 | b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422 |
| SHA512 | ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273 |
C:\Users\Admin\AppData\Local\Temp\u1s0.2\bunch.dat
| MD5 | 1e8237d3028ab52821d69099e0954f97 |
| SHA1 | 30a6ae353adda0c471c6ed5b7a2458b07185abf2 |
| SHA256 | 9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742 |
| SHA512 | a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3 |
memory/1548-162-0x00000000732F0000-0x0000000073464000-memory.dmp
memory/1548-163-0x0000000076E80000-0x0000000077029000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\u1s0.2\UIxMarketPlugin.dll
| MD5 | d1ba9412e78bfc98074c5d724a1a87d6 |
| SHA1 | 0572f98d78fb0b366b5a086c2a74cc68b771d368 |
| SHA256 | cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15 |
| SHA512 | 8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f |
memory/2956-181-0x0000000000400000-0x0000000002AF0000-memory.dmp
memory/1548-182-0x00000000732F0000-0x0000000073464000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\c8c0ea96
| MD5 | b9af8b6b2dd77256b2167e51999a38e0 |
| SHA1 | 5022752d5dbf4e9bb65ade872e79c71abb8c023c |
| SHA256 | a734922eb47dd642563b2334b54e8a0e33913f0ac49dad1d7723a392a0473d72 |
| SHA512 | 620d966e3f47321ca3d0f2050b62074fdae8b19d30c75269fcad3560f51d1dee1365444647bde123dd6822b4c7f23038df92f79bcadf4d1674b9cb91a1b6b640 |
memory/1244-185-0x0000000076E80000-0x0000000077029000-memory.dmp
memory/1244-231-0x00000000732F0000-0x0000000073464000-memory.dmp
memory/1580-235-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/1580-234-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/1580-233-0x0000000072280000-0x00000000732E2000-memory.dmp
memory/1580-236-0x0000000000400000-0x00000000004C6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpA97A.tmp
| MD5 | c9ff7748d8fcef4cf84a5501e996a641 |
| SHA1 | 02867e5010f62f97ebb0cfb32cb3ede9449fe0c9 |
| SHA256 | 4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988 |
| SHA512 | d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-29 13:31
Reported
2024-04-29 13:33
Platform
win10v2004-20240419-en
Max time kernel
55s
Max time network
54s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe
"C:\Users\Admin\AppData\Local\Temp\4aee9b9dddf220182e1d0d1f00e7797e.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3960 -ip 3960
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 720
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.228:80 | tcp | |
| DE | 185.172.128.203:80 | tcp |
Files
memory/3960-1-0x0000000002D20000-0x0000000002E20000-memory.dmp
memory/3960-2-0x0000000004800000-0x000000000486D000-memory.dmp
memory/3960-3-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/3960-6-0x0000000002D20000-0x0000000002E20000-memory.dmp
memory/3960-7-0x0000000004800000-0x000000000486D000-memory.dmp
memory/3960-9-0x0000000000400000-0x0000000002B15000-memory.dmp
memory/3960-11-0x0000000000400000-0x0000000002B15000-memory.dmp