Analysis
-
max time kernel
147s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
25-06-2024 05:36
Static task
static1
Behavioral task
behavioral1
Sample
4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe
Resource
win11-20240508-en
General
-
Target
4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe
-
Size
4.8MB
-
MD5
4fb6765a6e2c6b9e70f3d1c652f09cc3
-
SHA1
d02646942f0279f76d4b2bafe3539a73f09dded7
-
SHA256
4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598
-
SHA512
be841118f59096ed83f30c76c344a5ff1ca17d9825e3f98ef4fc91694e73ae4675a255253e879bfcaf77b5757a7c384a0e07603ed03acec5b814dc4713a6f113
-
SSDEEP
98304:m4bo9qJPiAwKa4Ow6+QKAY8kaUzKPkeXYapyNadTHiPRxWJ4:eqJBwKZA0EXYawNaduPRUJ4
Malware Config
Extracted
socks5systemz
aymqbvf.ru
Signatures
-
Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4324-87-0x00000000009B0000-0x0000000000A52000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmpmp3ripfreeedition.exemp3ripfreeedition.exepid process 3652 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp 4680 mp3ripfreeedition.exe 4324 mp3ripfreeedition.exe -
Loads dropped DLL 1 IoCs
Processes:
4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmppid process 3652 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp -
Unexpected DNS network traffic destination 3 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 141.98.234.31 Destination IP 152.89.198.214 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.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmppid process 3652 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmpdescription pid process target process PID 1496 wrote to memory of 3652 1496 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp PID 1496 wrote to memory of 3652 1496 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp PID 1496 wrote to memory of 3652 1496 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp PID 3652 wrote to memory of 4680 3652 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp mp3ripfreeedition.exe PID 3652 wrote to memory of 4680 3652 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp mp3ripfreeedition.exe PID 3652 wrote to memory of 4680 3652 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp mp3ripfreeedition.exe PID 3652 wrote to memory of 4324 3652 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp mp3ripfreeedition.exe PID 3652 wrote to memory of 4324 3652 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp mp3ripfreeedition.exe PID 3652 wrote to memory of 4324 3652 4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp mp3ripfreeedition.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe"C:\Users\Admin\AppData\Local\Temp\4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Users\Admin\AppData\Local\Temp\is-GVJQN.tmp\4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp"C:\Users\Admin\AppData\Local\Temp\is-GVJQN.tmp\4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp" /SL5="$7013C,4783442,54272,C:\Users\Admin\AppData\Local\Temp\4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3652 -
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -i3⤵
- Executes dropped EXE
PID:4680
-
-
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -s3⤵
- Executes dropped EXE
PID:4324
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2.8MB
MD58174143f9cdf745a061f46919d7ccc15
SHA1505d6da4aecba8920b4352e04c4ee43a2ab62d80
SHA256dffcd5f2036ea62ed43ff4bc2906399b80bf350a680df830651fb99a9f6d403d
SHA512ec030df186930c85e6d4498e9af6e69627f3d4d780c0f053d84c981193542c529896d0c014e59e622a061032d80f01d491b414edc4288619b3e2362d01dafd36
-
C:\Users\Admin\AppData\Local\Temp\is-GVJQN.tmp\4376f7bec65b17df24f40bed5d0537d0b733b48e9c771b3d12fe8a918d7bb598.tmp
Filesize680KB
MD5b219991625762389d1374967430ffb23
SHA1ede4adee67f54c986ff0d09341a72ddf1357365a
SHA256643ecf01c733422903661640b4669a94b1993cef6018092a983028c7f5d96134
SHA51225b675c5a1bf9d611ca3e6f53e77004286692a560422c26157dc0cf07845128983787f27660a859a44a926de022cc3ddf526e4b0288db1e90ed7e84d9d5412aa
-
Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63