Analysis
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max time kernel
292s -
max time network
300s -
platform
windows10-1703_x64 -
resource
win10-20231220-en -
resource tags
arch:x64arch:x86image:win10-20231220-enlocale:en-usos:windows10-1703-x64system -
submitted
14/02/2024, 04:55
Static task
static1
Behavioral task
behavioral1
Sample
e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe
Resource
win10-20231220-en
General
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Target
e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe
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Size
7.4MB
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MD5
5a16c8dcc90fa2c9b614a4cc9811819a
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SHA1
7ab31ec54bb54603594fe3b32acd3adeef1f9708
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SHA256
e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b
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SHA512
765f235297348ee0a8f4f2b002aa2c8d5e93ef21f7c4cf63819020f5e26c384889fa06d3a65b8a12746ab872282129720ed5cab738c851269906461709c37703
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SSDEEP
98304:IsJGinClmXF+U5g4EEi78IO/OyzEXkNv4j2+n8Qh+FSvMUUv55RZW4AuzY8ARu+q:DWqF/KhEq8IiZv4pn8Q8dZZ/ARlkH1
Malware Config
Extracted
socks5systemz
http://aaeafpb.ru/search/?q=67e28dd86f55a629155bff1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f071ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ef819c8e9909d3c
http://aaeafpb.ru/search/?q=67e28dd86f55a629155bff1b7c27d78406abdd88be4b12eab517aa5c96bd86ec93804a875a8bbc896c58e713bc90c91836b5281fc235a925ed3e53d6bd974a95129070b616e96cc92be510b866db52bee348ee4c2b14a82966836f23d7f210c7ef929233cb6a9111
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral2/memory/4080-90-0x00000000007F0000-0x0000000000892000-memory.dmp family_socks5systemz behavioral2/memory/4080-95-0x00000000007F0000-0x0000000000892000-memory.dmp family_socks5systemz behavioral2/memory/4080-104-0x00000000007F0000-0x0000000000892000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 1604 magnatcoverdesigner.exe 4080 magnatcoverdesigner.exe -
Loads dropped DLL 3 IoCs
pid Process 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.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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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3008 wrote to memory of 524 3008 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe 19 PID 3008 wrote to memory of 524 3008 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe 19 PID 3008 wrote to memory of 524 3008 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe 19 PID 524 wrote to memory of 1604 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 33 PID 524 wrote to memory of 1604 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 33 PID 524 wrote to memory of 1604 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 33 PID 524 wrote to memory of 4080 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 36 PID 524 wrote to memory of 4080 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 36 PID 524 wrote to memory of 4080 524 e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp 36
Processes
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C:\Users\Admin\AppData\Local\Temp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe"C:\Users\Admin\AppData\Local\Temp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Users\Admin\AppData\Local\Temp\is-PIAOD.tmp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp"C:\Users\Admin\AppData\Local\Temp\is-PIAOD.tmp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp" /SL5="$60230,7522492,54272,C:\Users\Admin\AppData\Local\Temp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:524 -
C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe"C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe" -i3⤵
- Executes dropped EXE
PID:1604
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C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe"C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe" -s3⤵
- Executes dropped EXE
PID:4080
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
550KB
MD5f99cbf978b4e0cbb4c16ca29e3e08323
SHA169389a9c5db80fd0797a72572467f5cdd6f5c9eb
SHA2569b6618baaf522572c0b5cd3d47fad8733bf232908422d66b9c738620c7fce351
SHA5125a48279416d7b06ebb49d24b261c04da32719c89d02b91db4cd631a47d04d562b1d43eb1fe0ac4e19017f8a78da50060c070064ce79768a89db0f3dda5e33f67
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Filesize
527KB
MD5ed3225992e68faec48ec43e5d396b6b8
SHA19430b092950fab3bead2bf5d76b2fcc211b9fcf6
SHA256b9627c86b9fac702f530b8634d7ebec9bed5efc050d4182357b9d0c8653d0928
SHA5126c23db24aaaa915dd1535afb59725a3c180088623db380f7869f794a2f44c89754c4cf732224a1abf6bf0873411f6b1fee9084d174a1ec23d7f836f847814c2a
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Filesize
419KB
MD5c69390de928c0a0a1af52b30c5bd76df
SHA144d8b5f6e81c38b1f0d87bb5c3f8cff2002031e6
SHA2560d89330a2f677b0a623c18638518e20b4d7d822dd3727f3a950c875f9ed35cc6
SHA512d93e3e8fd06dd4fee5beea720ae89de381c4e33c52332e08cee14cc3dab494221b134d928b00dd96e7c4130faefd55b9e8edf18a7bd485ea7b91fe75a13875b0
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C:\Users\Admin\AppData\Local\Temp\is-PIAOD.tmp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp
Filesize689KB
MD59ef1392bc232ca156cab448572b4895e
SHA1892b3f23908965c3373bb9daa4026013913f757c
SHA256f65f2eb96a4c91c54dd5e5680d954b5080ecf676ec45ec35809af28e4f409bb8
SHA512724d1de60ee2bfbaaad39fddc6c68fa8d2cebb17e0ab94a420deaa43a66b497ea581234a9470e0b09f01b40412bee4e8a95d4d1c634a4703e75851705b71a98b
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4