Analysis
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max time kernel
147s -
max time network
152s -
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 14:10
Static task
static1
Behavioral task
behavioral1
Sample
a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exe
Resource
win11-20240508-en
General
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Target
a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exe
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Size
5.0MB
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MD5
e00f52c5e82fadfdd3ad08b998747060
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SHA1
c015b35560328e61a61b99aec794910225b6cc67
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SHA256
a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6
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SHA512
1bcf6a1a2776ae0913999555aed3f2fff513a1722c46d49fb00a46be8edd52690cbdb658375f03f705f30e5bba08192899ead8954ee138dc2c08155adbfba58a
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SSDEEP
98304:mchOTE62IpRsrv8DFwP9pgcIzgV2+jinM5yAoU9e2EoFAZ+XgW4Q:TOTsT8DFwUcIzQ2UinMhoX2JAZ+XLv
Malware Config
Extracted
socks5systemz
aagumub.ru
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2232-84-0x0000000000B70000-0x0000000000C12000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmpmp3ripfreeedition32.exemp3ripfreeedition32.exepid process 496 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp 3600 mp3ripfreeedition32.exe 2232 mp3ripfreeedition32.exe -
Loads dropped DLL 1 IoCs
Processes:
a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmppid process 496 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.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 152.89.198.214 -
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:
a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmppid process 496 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exea858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmpdescription pid process target process PID 412 wrote to memory of 496 412 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exe a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp PID 412 wrote to memory of 496 412 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exe a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp PID 412 wrote to memory of 496 412 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exe a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp PID 496 wrote to memory of 3600 496 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp mp3ripfreeedition32.exe PID 496 wrote to memory of 3600 496 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp mp3ripfreeedition32.exe PID 496 wrote to memory of 3600 496 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp mp3ripfreeedition32.exe PID 496 wrote to memory of 2232 496 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp mp3ripfreeedition32.exe PID 496 wrote to memory of 2232 496 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp mp3ripfreeedition32.exe PID 496 wrote to memory of 2232 496 a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp mp3ripfreeedition32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exe"C:\Users\Admin\AppData\Local\Temp\a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:412 -
C:\Users\Admin\AppData\Local\Temp\is-AAKIH.tmp\a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp"C:\Users\Admin\AppData\Local\Temp\is-AAKIH.tmp\a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp" /SL5="$40202,5036830,54272,C:\Users\Admin\AppData\Local\Temp\a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:496 -
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:3600
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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:2232
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.2MB
MD53eded396b7c393283e7d4e8a61a1e1d5
SHA137bc2f9a682ecae4591ab5bfb1b9d48e766fc483
SHA2564af64c27f6b99556ab3f7565864118b0fd8f9edaab218753d1dd71a1979d3c9f
SHA51201d0c1c9a3aa54ed806b74cfcea5bf013ed4b7f09b9adc444d6418d7122bfafb9f6b905145f89caac8869d393022c3d91f3a71b3647093057f7d0d0c338e35a3
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C:\Users\Admin\AppData\Local\Temp\is-AAKIH.tmp\a858e5ad9de806b91ea496378464b32b6bbd7df26203124018ac4702f8e77cb6.tmp
Filesize680KB
MD57eb98740167ad7dbefff3c4d9d1fc0db
SHA140b8b622a22af40238bee99bcbac0779d40f54f1
SHA256bbf8e4ad4755ba2db5fe3a5d1038c8bf5cef316d306a414f8e4ff7bd2e53e144
SHA5126255ccc17052e83c5c922c198622585e23e4d9035609ad35eb765c66860abf66b7246abbd994f6242efdd12344d67bbe3a2eb141622ce2d89b2a6e54c7d328e7
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63