Analysis Overview
SHA256
6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694
Threat Level: Known bad
The file 6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694 was found to be: Known bad.
Malicious Activity Summary
Detect Socks5Systemz Payload
Socks5Systemz
Executes dropped EXE
Loads dropped DLL
Unexpected DNS network traffic destination
Checks installed software on the system
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-10 07:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-10 07:03
Reported
2024-06-10 07:08
Platform
win7-20240508-en
Max time kernel
293s
Max time network
248s
Command Line
Signatures
Detect Socks5Systemz Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Socks5Systemz
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-27CTC.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe | N/A |
Loads dropped DLL
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 141.98.234.31 | N/A | N/A |
Checks installed software on the system
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-27CTC.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.exe
"C:\Users\Admin\AppData\Local\Temp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.exe"
C:\Users\Admin\AppData\Local\Temp\is-27CTC.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp
"C:\Users\Admin\AppData\Local\Temp\is-27CTC.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp" /SL5="$30144,4705933,54272,C:\Users\Admin\AppData\Local\Temp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.exe"
C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe
"C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe" -i
C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe
"C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe" -s
Network
| Country | Destination | Domain | Proto |
| HK | 141.98.234.31:53 | bmdeswn.com | udp |
| BG | 93.123.39.193:80 | bmdeswn.com | tcp |
| BG | 93.123.39.193:80 | bmdeswn.com | tcp |
| BG | 93.123.39.193:80 | bmdeswn.com | tcp |
Files
memory/1660-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1660-3-0x0000000000401000-0x000000000040B000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-27CTC.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp
| MD5 | dff4f58a01a8e88e4a2f821ca761d901 |
| SHA1 | e67e24669220213f895b68c0d662b02b03469b4a |
| SHA256 | 91b049634c65dbe18368e1f2ead4ae48f62b92fdfcd119ccea0919b68bf56e76 |
| SHA512 | 049cebaa8bc30f2b7b90a49f6022271247fab2a3bc0fd2e9f36d1f27e0c37926f00deedd92b5d85a8b34f2f6e9b59ee3b7e12510cfa720935a86ba820132817a |
memory/2928-12-0x0000000000400000-0x00000000004BA000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-6T76I.tmp\_isetup\_shfoldr.dll
| MD5 | 92dc6ef532fbb4a5c3201469a5b5eb63 |
| SHA1 | 3e89ff837147c16b4e41c30d6c796374e0b8e62c |
| SHA256 | 9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87 |
| SHA512 | 9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3 |
\Users\Admin\AppData\Local\Temp\is-6T76I.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe
| MD5 | b379084cce42ad0c67a15931820e68dc |
| SHA1 | 2317388d90970533705fc5b09aec5faaf6a8d7c6 |
| SHA256 | 1a280d6f2a1926aec0b5123bcfe2ddb5a396ccd455e352f1714b0c3164daf261 |
| SHA512 | f9972e405f2dab57438da3ae871e686a884d54a6b1e28ea56053b77ab5a9c300d75baf593d2b978df086323038a3b944dfca36dc265fe1b171ee78408296b2d3 |
memory/2600-65-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2928-64-0x0000000003590000-0x0000000003855000-memory.dmp
memory/2600-66-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2600-69-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-71-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1660-73-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2928-74-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2488-75-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-78-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2928-79-0x0000000003590000-0x0000000003855000-memory.dmp
memory/2488-82-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-85-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-88-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-91-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-92-0x00000000025D0000-0x0000000002672000-memory.dmp
memory/2488-98-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-101-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-104-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-107-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-110-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-113-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-117-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-120-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-123-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-126-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-129-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-132-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/2488-137-0x0000000000400000-0x00000000006C5000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-10 07:03
Reported
2024-06-10 07:08
Platform
win10-20240404-en
Max time kernel
293s
Max time network
299s
Command Line
Signatures
Detect Socks5Systemz Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Socks5Systemz
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-9V4VF.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-9V4VF.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp | N/A |
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 152.89.198.214 | N/A | N/A |
Checks installed software on the system
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-9V4VF.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.exe
"C:\Users\Admin\AppData\Local\Temp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.exe"
C:\Users\Admin\AppData\Local\Temp\is-9V4VF.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp
"C:\Users\Admin\AppData\Local\Temp\is-9V4VF.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp" /SL5="$801F8,4705933,54272,C:\Users\Admin\AppData\Local\Temp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.exe"
C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe
"C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe" -i
C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe
"C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe" -s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| RU | 152.89.198.214:53 | boyuety.com | udp |
| BG | 93.123.39.193:80 | boyuety.com | tcp |
| US | 8.8.8.8:53 | f.f.f.f.4.8.4.8.7.5.4.1.4.b.0.5.0.0.0.0.0.0.0.0.6.d.6.c.9.5.8.9.ip6.arpa | udp |
| US | 8.8.8.8:53 | 214.198.89.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.39.123.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.173.189.20.in-addr.arpa | udp |
| BG | 93.123.39.193:80 | boyuety.com | tcp |
| US | 8.8.8.8:53 | 105.83.221.88.in-addr.arpa | udp |
| BG | 93.123.39.193:80 | boyuety.com | tcp |
Files
memory/420-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/420-3-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-9V4VF.tmp\6cc715ffbdf3885f192c90e59cca9d07d48686f320c0147da30ffeb779514694.tmp
| MD5 | dff4f58a01a8e88e4a2f821ca761d901 |
| SHA1 | e67e24669220213f895b68c0d662b02b03469b4a |
| SHA256 | 91b049634c65dbe18368e1f2ead4ae48f62b92fdfcd119ccea0919b68bf56e76 |
| SHA512 | 049cebaa8bc30f2b7b90a49f6022271247fab2a3bc0fd2e9f36d1f27e0c37926f00deedd92b5d85a8b34f2f6e9b59ee3b7e12510cfa720935a86ba820132817a |
\Users\Admin\AppData\Local\Temp\is-OM9R6.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
memory/2992-16-0x0000000000400000-0x00000000004BA000-memory.dmp
C:\Users\Admin\AppData\Local\Lesser Extent\lesserextent32.exe
| MD5 | b379084cce42ad0c67a15931820e68dc |
| SHA1 | 2317388d90970533705fc5b09aec5faaf6a8d7c6 |
| SHA256 | 1a280d6f2a1926aec0b5123bcfe2ddb5a396ccd455e352f1714b0c3164daf261 |
| SHA512 | f9972e405f2dab57438da3ae871e686a884d54a6b1e28ea56053b77ab5a9c300d75baf593d2b978df086323038a3b944dfca36dc265fe1b171ee78408296b2d3 |
memory/1128-59-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1128-60-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1128-63-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-66-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/420-67-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2992-68-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/1904-69-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-72-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-75-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-78-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-81-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-84-0x00000000008F0000-0x0000000000992000-memory.dmp
memory/1904-86-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-91-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-94-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-97-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-100-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-103-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-106-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-110-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-113-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-116-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-119-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-122-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-125-0x0000000000400000-0x00000000006C5000-memory.dmp
memory/1904-130-0x0000000000400000-0x00000000006C5000-memory.dmp