Analysis
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max time kernel
148s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
25-06-2024 06:59
Static task
static1
Behavioral task
behavioral1
Sample
3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe
Resource
win11-20240419-en
General
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Target
3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe
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Size
4.9MB
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MD5
b06df97399f066ddf927195b778b91d8
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SHA1
5bc3b9b83770a4fbf83b373a875220d16e46ce64
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SHA256
3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9
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SHA512
e68a7bb4b93515caa4495f3fe43c75ee296e211b0cdce4abe802b7cdaa68b1728983ce7b07dcc6a3cb0496721a4b3ca9b08601445e8d2ce9ce2f712d622a3212
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SSDEEP
98304:mXMUuRtVEC/seuIOe/T5fTYDyCs8s6W/PHCRUdUWIhCX:Uw8CLuIOuBTYWCszxq21CCX
Malware Config
Extracted
socks5systemz
ceudioo.net
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1152-87-0x0000000000A00000-0x0000000000AA2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmpmp3ripfreeedition.exemp3ripfreeedition.exepid process 4288 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp 2904 mp3ripfreeedition.exe 1152 mp3ripfreeedition.exe -
Loads dropped DLL 1 IoCs
Processes:
3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmppid process 4288 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.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 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.
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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:
3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmppid process 4288 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmpdescription pid process target process PID 4232 wrote to memory of 4288 4232 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp PID 4232 wrote to memory of 4288 4232 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp PID 4232 wrote to memory of 4288 4232 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp PID 4288 wrote to memory of 2904 4288 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp mp3ripfreeedition.exe PID 4288 wrote to memory of 2904 4288 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp mp3ripfreeedition.exe PID 4288 wrote to memory of 2904 4288 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp mp3ripfreeedition.exe PID 4288 wrote to memory of 1152 4288 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp mp3ripfreeedition.exe PID 4288 wrote to memory of 1152 4288 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp mp3ripfreeedition.exe PID 4288 wrote to memory of 1152 4288 3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp mp3ripfreeedition.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe"C:\Users\Admin\AppData\Local\Temp\3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4232 -
C:\Users\Admin\AppData\Local\Temp\is-K1H5V.tmp\3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp"C:\Users\Admin\AppData\Local\Temp\is-K1H5V.tmp\3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp" /SL5="$4023E,4920023,54272,C:\Users\Admin\AppData\Local\Temp\3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4288 -
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:2904
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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:1152
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.0MB
MD5526c5eb554e65276e139d835b9a4a7f9
SHA1102d786903ed6f59fa70f90dffb28561c25fa837
SHA256aec64f5c5b2995600baeccf7131e88fcdf477532dca924536ac94781b0ab74cc
SHA5128c0564edc63ba1cb6c9e6b6f47c99c205e45d9e2b19fa600533a10406a9c44b63699c91ea7a10bd7f0853da35dd469849a3f8d23e14622766da240c559fcba7a
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-K1H5V.tmp\3cea7da72fc536fdc8bebfade126b7947e534d40eea44ffb9bf8c84d694d40c9.tmp
Filesize680KB
MD5b2e254f9e7eef5ea02b1e5080f5c01a8
SHA13e29982e9c88f21f04b8aba8583f21ad4e4dbc03
SHA256d514259701a3343eddb73192fae85769f9b38d7929feb5caa93ec751a9b990bc
SHA512e0b95b27b11a6a20abc36dfcd315756e1a639d783653080f2fb0c78f7af24cae5f7df259a903b11926669861fa2c598beefa69142690a29efa17f99a8e8a945e