Analysis
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max time kernel
148s -
max time network
150s -
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 12:36
Static task
static1
Behavioral task
behavioral1
Sample
ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe
Resource
win11-20240508-en
General
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Target
ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe
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Size
4.9MB
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MD5
a4cd50a677e862225c2aec779c9c7f88
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SHA1
c44cc18f6789ad28969bc819c37ff14c862b7392
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SHA256
ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c
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SHA512
111ffcc07f498daa0942e8af04e4928c57628bd3fcbee45b1c0b7c70ed52f9782859dfb70f8f1777870180b400e93f6c0d3a961522112e74bd1f87679cb06483
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SSDEEP
98304:mFE9Y3ZPi7o+FPXMMm1HoZdkLfxZOauL6Bt33nXFX/mhLqAbTIesZh5:WHqFFPXMMm6fkLfxZOWHVvMOAbTml
Malware Config
Extracted
socks5systemz
cerfdvj.net
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/5032-86-0x0000000000A40000-0x0000000000AE2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmpmp3ripfreeedition32.exemp3ripfreeedition32.exepid process 4756 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp 4640 mp3ripfreeedition32.exe 5032 mp3ripfreeedition32.exe -
Loads dropped DLL 1 IoCs
Processes:
ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmppid process 4756 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.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 152.89.198.214 Destination IP 91.211.247.248 Destination IP 45.155.250.90 -
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:
ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmppid process 4756 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exead80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmpdescription pid process target process PID 1220 wrote to memory of 4756 1220 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp PID 1220 wrote to memory of 4756 1220 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp PID 1220 wrote to memory of 4756 1220 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp PID 4756 wrote to memory of 4640 4756 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp mp3ripfreeedition32.exe PID 4756 wrote to memory of 4640 4756 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp mp3ripfreeedition32.exe PID 4756 wrote to memory of 4640 4756 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp mp3ripfreeedition32.exe PID 4756 wrote to memory of 5032 4756 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp mp3ripfreeedition32.exe PID 4756 wrote to memory of 5032 4756 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp mp3ripfreeedition32.exe PID 4756 wrote to memory of 5032 4756 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp mp3ripfreeedition32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe"C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp"C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp" /SL5="$60206,4881297,54272,C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe" -i3⤵
- Executes dropped EXE
PID:4640
-
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C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe" -s3⤵
- Executes dropped EXE
PID:5032
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.0MB
MD587bb06621a3f40515430d26c0a96ebb2
SHA1217b13f7191c2ae75f0379e8edbd8a3db39f6f4c
SHA2560bcde402278a09938c6d16a2c4a179272c129ca9d4f4d94ea9c577bf6f9dc2e8
SHA5127832708ebe720e8e4cb89d98c2e63dd8ab01e0f53803adfb178b105746044d66aa409aa8c3c9ee99bb2a43477d49a21408cc621fba65690b6d327ca4e2b2035c
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp
Filesize680KB
MD574c7ea861dffe60403ce3ba60d41c098
SHA1ee228a25407270f89659ae056f4b316ec415b3d7
SHA256fc1991f3900c69a0fb2f85d164b3c45361665bdd3d0475b0557d84621d56fcd4
SHA512e7a492e58dc71ac55838eb395022de3b4ba170a1b1411e958939aa8f3015aee6d310484ff5152b42bff1e0b857db105b170a9f133d840fe7fac4b081d4255fb4