Analysis
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max time kernel
142s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
01-07-2024 20:04
Static task
static1
Behavioral task
behavioral1
Sample
ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exe
Resource
win11-20240611-en
General
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Target
ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exe
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Size
5.4MB
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MD5
20eb43b82b789739d90105d62fd07925
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SHA1
8fe9f0dc8ac8205510e66a37048b4e2e52a700a6
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SHA256
ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706
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SHA512
2dbbce344109eae302b9fa2ca18963f94d63c91810e14bf96f14267354d70971862290d57a9631e207b1d79271f723c630a10e6e8fff3ead88dfc496451ccc19
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SSDEEP
98304:Cpa/ddlKfMoJHWSNOK6ZomjlUQD95NAFp23Viylc4P3BSQxy:rdDo4K67/SpklcuSQE
Malware Config
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/4528-86-0x0000000002630000-0x00000000026D2000-memory.dmp family_socks5systemz behavioral1/memory/4528-110-0x0000000002630000-0x00000000026D2000-memory.dmp family_socks5systemz behavioral1/memory/4528-109-0x0000000002630000-0x00000000026D2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmpmp3doctorfree32_64.exemp3doctorfree32_64.exepid process 2456 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp 4576 mp3doctorfree32_64.exe 4528 mp3doctorfree32_64.exe -
Loads dropped DLL 1 IoCs
Processes:
ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmppid process 2456 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 91.211.247.248 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmppid process 2456 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exeed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmpdescription pid process target process PID 4420 wrote to memory of 2456 4420 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exe ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp PID 4420 wrote to memory of 2456 4420 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exe ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp PID 4420 wrote to memory of 2456 4420 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exe ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp PID 2456 wrote to memory of 4576 2456 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp mp3doctorfree32_64.exe PID 2456 wrote to memory of 4576 2456 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp mp3doctorfree32_64.exe PID 2456 wrote to memory of 4576 2456 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp mp3doctorfree32_64.exe PID 2456 wrote to memory of 4528 2456 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp mp3doctorfree32_64.exe PID 2456 wrote to memory of 4528 2456 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp mp3doctorfree32_64.exe PID 2456 wrote to memory of 4528 2456 ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp mp3doctorfree32_64.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exe"C:\Users\Admin\AppData\Local\Temp\ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-IV9K8.tmp\ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp"C:\Users\Admin\AppData\Local\Temp\is-IV9K8.tmp\ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmp" /SL5="$18014E,5458670,54272,C:\Users\Admin\AppData\Local\Temp\ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe"C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe"C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exeFilesize
4.2MB
MD5940975183d239a2f3ecae75f90150653
SHA10cdaf2e098504c59c090a52c7e147f032cc52e58
SHA256d3d10f415a8347fbceffbfeb23601eeab6e3a2695b40f565b6ac6dc7c403cb3a
SHA512a7651ac910906c1e911c5d11e71aaecd09c8c15832c03bf56b27d74de3424bf43421ff403828dfce60cd3f7a4ef6fce2e83cba75d09682cdbd790f6a0b2fa028
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C:\Users\Admin\AppData\Local\Temp\is-IV9K8.tmp\ed675e2af927f6e66af060dc858c7e95d5a24d13675af8f581eb2ea6b679a706.tmpFilesize
680KB
MD56f995e2d6c8d0d1d03cb3afcd1deafaf
SHA10319dbd8c7b44067b82fed5272059757a526b3aa
SHA256cc4530fee96cf6e821fa1dbed0c46ac5310c57d6336999e3f93d29f78376f9eb
SHA512207b4d327be81e71152ce35cb272362e9862e6002a6c01e9e9df37578c3764ac1c8d19b19e8e3b751162724490f06fea10611d7becabaff3863af993a90db16d
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C:\Users\Admin\AppData\Local\Temp\is-VM5VE.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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memory/2456-70-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2456-10-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/4420-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4420-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/4420-69-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4528-75-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-84-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-118-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-115-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-66-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-111-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-71-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-74-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-109-0x0000000002630000-0x00000000026D2000-memory.dmpFilesize
648KB
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memory/4528-78-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-81-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-68-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-86-0x0000000002630000-0x00000000026D2000-memory.dmpFilesize
648KB
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memory/4528-89-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-94-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-97-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-100-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-103-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-106-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4528-110-0x0000000002630000-0x00000000026D2000-memory.dmpFilesize
648KB
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memory/4576-60-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4576-64-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4576-59-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB
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memory/4576-63-0x0000000000400000-0x000000000082A000-memory.dmpFilesize
4.2MB