Analysis
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max time kernel
147s -
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
19-06-2024 18:39
Static task
static1
Behavioral task
behavioral1
Sample
8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.exe
Resource
win11-20240419-en
General
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Target
8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.exe
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Size
5.1MB
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MD5
aca938783a0c6538637449a736a2a9fe
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SHA1
a611585e0c8fdb757f7447fae31071be435a7b53
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SHA256
8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0
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SHA512
8f6826e24fb5b4d42be920449697a3f6f42f9e3e3403c7ee68ab4922e2e936786b1495d9267355528349db61069fd5d9a9168fdca6371195f6fe74610de3c4d0
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SSDEEP
98304:mROJDJLaZRzbODF2D90A+B1A6hkjTKJZRdAzwatBq8mY3hAxARNXGyn4y9TCSrv7:57uCFE0AA1AOkvsnIwaLqZe8rUdD8k
Malware Config
Extracted
socks5systemz
cegbpzd.net
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1604-86-0x00000000022F0000-0x0000000002392000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmpaudialstunebite32_64.exeaudialstunebite32_64.exepid process 2228 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp 2164 audialstunebite32_64.exe 1604 audialstunebite32_64.exe -
Loads dropped DLL 1 IoCs
Processes:
8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmppid process 2228 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.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 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:
8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmppid process 2228 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.exe8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmpdescription pid process target process PID 4120 wrote to memory of 2228 4120 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.exe 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp PID 4120 wrote to memory of 2228 4120 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.exe 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp PID 4120 wrote to memory of 2228 4120 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.exe 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp PID 2228 wrote to memory of 2164 2228 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp audialstunebite32_64.exe PID 2228 wrote to memory of 2164 2228 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp audialstunebite32_64.exe PID 2228 wrote to memory of 2164 2228 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp audialstunebite32_64.exe PID 2228 wrote to memory of 1604 2228 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp audialstunebite32_64.exe PID 2228 wrote to memory of 1604 2228 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp audialstunebite32_64.exe PID 2228 wrote to memory of 1604 2228 8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp audialstunebite32_64.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.exe"C:\Users\Admin\AppData\Local\Temp\8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-GL7OB.tmp\8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp"C:\Users\Admin\AppData\Local\Temp\is-GL7OB.tmp\8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmp" /SL5="$50066,5126010,54272,C:\Users\Admin\AppData\Local\Temp\8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.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\Audials Tunebite\audialstunebite32_64.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exeFilesize
2.7MB
MD513d79d414fbac92eb8210f07f204925a
SHA1ca57df93c8f31c1317617147ee74903135d83d53
SHA2564d95dd9318bfea30619b926800eeb308bf3332ee2715dedebe4c4872df177ecc
SHA512982c4ddbf3daa140d5f9ea2cd8ac89dc4c8c20b814086bdc5b839949f6fbf19b85baec71f50a8f06742727d84e77ed9e5f28f58b9f115c37f8187e485deff667
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C:\Users\Admin\AppData\Local\Temp\is-D9VVH.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-GL7OB.tmp\8292013c60f6e8b7b22d8d0f08772a6640fc1fd7f41b3d40f64b833e27873fe0.tmpFilesize
680KB
MD59c0c87dbb79871a4914149cd5acefbf8
SHA135627d4c709114e03240747deb05d154743ccb59
SHA2560b29aab1bdbef4c1435541320b77e3a47d063f2cb0657018a918907d8ede18bf
SHA5126608bfbf67b572584cd068ca60eb71fa972384f7c3cfa87011e82e5c15cb10332d4dcc6db23fc3153104dd635e6b2eb9e27d6eb08a07f4a396b04757a20080bd
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memory/1604-94-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-77-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-115-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-112-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-109-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-106-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-103-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-67-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-100-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-97-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-70-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-73-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-74-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-89-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-80-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-83-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/1604-86-0x00000000022F0000-0x0000000002392000-memory.dmpFilesize
648KB
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memory/2164-63-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/2164-64-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/2164-61-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/2164-59-0x0000000000400000-0x00000000006AC000-memory.dmpFilesize
2.7MB
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memory/2228-10-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2228-69-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/4120-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4120-68-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4120-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB