Analysis
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max time kernel
142s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/08/2024, 20:57
Static task
static1
Behavioral task
behavioral1
Sample
e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe
Resource
win11-20240802-en
General
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Target
e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe
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Size
4.6MB
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MD5
1c4daaec6eddaf0d4fe984ac3977df1a
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SHA1
9db18ada9215d38e71d285ef4b54d6b41119fcc0
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SHA256
e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44
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SHA512
c6a66c240d6f274791edcc5c46d5e691ad902281ec36a1648f8fa11c5dcd41809a1e17b6adf3ef0c22d2076e458a7ec5566b089435d91fb230cb648175a2429e
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SSDEEP
98304:N7S07OZTZCD4ywWrNvAsO2raDPhdk2vbwnk2JbyUm6NzDuokdJ:Z36Z0DZ3lriPh5CkmnVkD
Malware Config
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral1/memory/1388-83-0x0000000000970000-0x0000000000A12000-memory.dmp family_socks5systemz behavioral1/memory/1388-106-0x0000000000970000-0x0000000000A12000-memory.dmp family_socks5systemz behavioral1/memory/1388-107-0x0000000000970000-0x0000000000A12000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 3264 avicodec32_64.exe 1388 avicodec32_64.exe -
Loads dropped DLL 3 IoCs
pid Process 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 141.98.234.31 -
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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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language avicodec32_64.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language avicodec32_64.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3716 wrote to memory of 1660 3716 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe 84 PID 3716 wrote to memory of 1660 3716 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe 84 PID 3716 wrote to memory of 1660 3716 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe 84 PID 1660 wrote to memory of 3264 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 88 PID 1660 wrote to memory of 3264 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 88 PID 1660 wrote to memory of 3264 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 88 PID 1660 wrote to memory of 1388 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 89 PID 1660 wrote to memory of 1388 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 89 PID 1660 wrote to memory of 1388 1660 e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp 89
Processes
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C:\Users\Admin\AppData\Local\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe"C:\Users\Admin\AppData\Local\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3716 -
C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp"C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp" /SL5="$D002E,4589615,54272,C:\Users\Admin\AppData\Local\Temp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe"C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3264
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C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe"C:\Users\Admin\AppData\Local\AVI Codec\avicodec32_64.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1388
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4.3MB
MD5addca7c3ff5b5058c8dc8ac70dc94365
SHA14a8eefde122c3d25b5f306fa83035efe61f2e6f4
SHA25647469991fb362ae07f48ec95ea7c5766ccdade3c5ec27ae8cc8f614af5c0d602
SHA512f5d6e124f6ea108abc94de675035876bbf4d7833b1bf0eeac4747d0d9d851e25bfffd6f83244fe8293891da50b9195bb282ffc4ae57a7c652859ba9797da2a64
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C:\Users\Admin\AppData\Local\Temp\is-D4I22.tmp\e24018c462caa7a9202a215b65c3c0b999de1874a2cba74c6756734347166b44.tmp
Filesize692KB
MD585fc5b8836d8625fbfa40a092386e645
SHA1a90bb83f5d8d024bb357a44682267a50406071d6
SHA2566dda4c9c34d1898b592ebeccee9f4b2a2bffefd68296da6310435e13fb63d950
SHA512c50e53c2c695c7ba24b4cc2c2f958e1e9ce4eea9b541684ea41c7cae513919bb80171dcaaf1c18a8f37221737e6a1f8ba0881a224abd3dd09407d0c4edb96aae
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4