Analysis
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max time kernel
141s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
11/08/2024, 22:18
Static task
static1
Behavioral task
behavioral1
Sample
d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.exe
Resource
win11-20240802-en
General
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Target
d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.exe
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Size
4.0MB
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MD5
297330d1095ae446a29efd9509de515f
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SHA1
c9e91715b893f6219ca7cb85c3328f486807a216
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SHA256
d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd
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SHA512
98309a15827bd1b71be485e312d33153d5ee4e34da4c6e9b9a0688fe6da50f30a67bb2b8ebbad635695fa20e9037118dfec92eaf7715d4780d00f2665bb2bdf1
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SSDEEP
98304:NkID/YI5urbhVm82iRqok4PqKnzP1RsQ/3p3G1DOPdX:iIMhm8Nq/4PFnpydMV
Malware Config
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral2/memory/3316-84-0x0000000000B20000-0x0000000000BC2000-memory.dmp family_socks5systemz behavioral2/memory/3316-108-0x0000000000B20000-0x0000000000BC2000-memory.dmp family_socks5systemz behavioral2/memory/3316-109-0x0000000000B20000-0x0000000000BC2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 1180 xulplayer32_64.exe 3316 xulplayer32_64.exe -
Loads dropped DLL 3 IoCs
pid Process 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.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 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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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 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xulplayer32_64.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xulplayer32_64.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1200 wrote to memory of 4080 1200 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.exe 80 PID 1200 wrote to memory of 4080 1200 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.exe 80 PID 1200 wrote to memory of 4080 1200 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.exe 80 PID 4080 wrote to memory of 1180 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 82 PID 4080 wrote to memory of 1180 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 82 PID 4080 wrote to memory of 1180 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 82 PID 4080 wrote to memory of 3316 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 83 PID 4080 wrote to memory of 3316 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 83 PID 4080 wrote to memory of 3316 4080 d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp 83
Processes
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C:\Users\Admin\AppData\Local\Temp\d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.exe"C:\Users\Admin\AppData\Local\Temp\d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1200 -
C:\Users\Admin\AppData\Local\Temp\is-HAL7A.tmp\d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp"C:\Users\Admin\AppData\Local\Temp\is-HAL7A.tmp\d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp" /SL5="$60068,3916407,54272,C:\Users\Admin\AppData\Local\Temp\d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.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:4080 -
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1180
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C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3316
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\is-HAL7A.tmp\d6ac8e08c8928c39aac5d5e799b392893ff7947e4a5f65c5a19acb0236f1edcd.tmp
Filesize692KB
MD500f15ee57af82fc40ac1ec609d1810a4
SHA16abfae4f73ade5af54d267c02389daf49abd6a51
SHA25620fea1e5fc629afb3a4f3aa818e7c00c66b692e2d6180c7ba64a246fd9d5d847
SHA512f9ab66c722b37cdb96f1a547a2c2d1c870b4966f27fee269bf65d47a506c2fcb0eab1ac168d0b4246ec336b23694d3c675d5be48f3338b79b76407c31cdad24c
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4
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Filesize
3.3MB
MD51b4cfaa05dd143072d3247f9d002ec48
SHA1ae9a9eecfc461917b69416401db95ea627987a01
SHA25664c828f7dcb9dd334f3ecff137a6b286fc97211a778ada6c6e2303963b324eb8
SHA512fc0324ba8d03ec6ab6f4fe3ecde7499ecbc3b26dc6f21f2f13a7a81ddcea7f6669cd2aff3065c741bf625bda457b99a4fdad5b9171954fd76c2a8760d6f08690