Analysis
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max time kernel
292s -
max time network
271s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
20-06-2024 22:45
Static task
static1
Behavioral task
behavioral1
Sample
4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe
Resource
win10-20240404-en
General
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Target
4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe
-
Size
4.5MB
-
MD5
fedfc3a795e397fa21ecfb690561b094
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SHA1
42cebfe49fbd2729e767cb1b2b74eac081d25dbe
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SHA256
4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e
-
SHA512
fdef0c885d74d57073b2b97cbb2ff33240bd93e5cb5b98bb186b3bd4e750794f24dbdf0eda0cc6f831f47d9e654508ca7f84db39d8177b17d0ff8a9eb083be39
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SSDEEP
98304:mVJJe9XhW4B5mHmDWJfqJUrXL0wRZwtN1T7UVwp7LlHWpu:YJe9c4DvDkyJUvsTQg75F
Malware Config
Extracted
socks5systemz
ezvxidu.ua
http://ezvxidu.ua/search/?q=67e28dd86f5ff42d4509ac187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f87fd12c6ed96
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2472-93-0x0000000002620000-0x00000000026C2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmpmediaplayerrptuning.exemediaplayerrptuning.exepid process 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp 2484 mediaplayerrptuning.exe 2472 mediaplayerrptuning.exe -
Loads dropped DLL 5 IoCs
Processes:
4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmppid process 2540 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.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 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:
4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmppid process 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmpdescription pid process target process PID 2540 wrote to memory of 3024 2540 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp PID 2540 wrote to memory of 3024 2540 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp PID 2540 wrote to memory of 3024 2540 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp PID 2540 wrote to memory of 3024 2540 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp PID 2540 wrote to memory of 3024 2540 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp PID 2540 wrote to memory of 3024 2540 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp PID 2540 wrote to memory of 3024 2540 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp PID 3024 wrote to memory of 2484 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp mediaplayerrptuning.exe PID 3024 wrote to memory of 2484 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp mediaplayerrptuning.exe PID 3024 wrote to memory of 2484 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp mediaplayerrptuning.exe PID 3024 wrote to memory of 2484 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp mediaplayerrptuning.exe PID 3024 wrote to memory of 2472 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp mediaplayerrptuning.exe PID 3024 wrote to memory of 2472 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp mediaplayerrptuning.exe PID 3024 wrote to memory of 2472 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp mediaplayerrptuning.exe PID 3024 wrote to memory of 2472 3024 4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp mediaplayerrptuning.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe"C:\Users\Admin\AppData\Local\Temp\4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-2VT0O.tmp\4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp"C:\Users\Admin\AppData\Local\Temp\is-2VT0O.tmp\4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmp" /SL5="$70122,4499822,54272,C:\Users\Admin\AppData\Local\Temp\4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.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\Media Player RPTuning\mediaplayerrptuning.exe"C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning.exe"C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning.exeFilesize
2.5MB
MD56e677a42851da1feb2b6d1d0318b9efc
SHA111dbaabec1d335c68edb536b086c8261f07a0157
SHA25625d459e7c8277226e48aee68586702351ee41e532304fc442a18747a8903270e
SHA512046e3dc82387ce16c98d9711a7ca62f770b2605939593c678539a82b4e4dbd6776649fd9f0127851eb0ee82541cc318126a35f07faf821604fbf474db754058a
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\Users\Admin\AppData\Local\Temp\is-2VT0O.tmp\4f0cbd277c13ad39ee65166fe3d3b67438c3c1b46c7ce08dd1b1a47d55a9079e.tmpFilesize
680KB
MD539e1191b303bd79ba64ab21ceca630f0
SHA12df0c7a0160c0112bc04d2fe3accb360af33a208
SHA2566245ecd6d0ec4c5ea091be6f734185f645886c1d8af5fe4b0c0df0661b4ce361
SHA5126664eb5b77a29641454f3f76cc99c8484f91be29e92127fd37239ccb3bbaa27f6769d7f49301f925b699dd042d199974ed68968fba6c8bd18b0a23031ea08d8a
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\Users\Admin\AppData\Local\Temp\is-ICB4L.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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\Users\Admin\AppData\Local\Temp\is-ICB4L.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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memory/2472-111-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-118-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-135-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-133-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-130-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-127-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-124-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-121-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-114-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-77-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-80-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-83-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-85-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-89-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-92-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-93-0x0000000002620000-0x00000000026C2000-memory.dmpFilesize
648KB
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memory/2472-99-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-100-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-105-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2472-108-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2484-70-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2484-67-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2484-65-0x0000000000400000-0x0000000000685000-memory.dmpFilesize
2.5MB
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memory/2540-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2540-72-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2540-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/3024-73-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3024-12-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/3024-63-0x0000000003B30000-0x0000000003DB5000-memory.dmpFilesize
2.5MB