Analysis
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max time kernel
142s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11/08/2024, 16:00
Static task
static1
Behavioral task
behavioral1
Sample
3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.exe
Resource
win11-20240802-en
General
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Target
3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.exe
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Size
4.0MB
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MD5
ba19e63ea676297421cf4cac31d288af
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SHA1
4f24a369b3125add05bcf9e79c2341420bbc665c
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SHA256
3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5
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SHA512
dbae77df17952dcaf9155845678ab930c5f3d95a9e7e48e70a85274a9441931f040b2e0efbe84972603b062d54d5afce4d864678d24db47670b2b4be50f0502b
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SSDEEP
98304:NRIrXwT7F5rh8hVqSQVNSuPCQUL+NeV57oJiFEUFSZfEPHHKd0dX:IDG9egSQVNqacT8gL6fmKqV
Malware Config
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral1/memory/2600-83-0x00000000008C0000-0x0000000000962000-memory.dmp family_socks5systemz behavioral1/memory/2600-109-0x00000000008C0000-0x0000000000962000-memory.dmp family_socks5systemz behavioral1/memory/2600-110-0x00000000008C0000-0x0000000000962000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 1936 xulplayer32_64.exe 2600 xulplayer32_64.exe -
Loads dropped DLL 3 IoCs
pid Process 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.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 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.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 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3956 wrote to memory of 3120 3956 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.exe 84 PID 3956 wrote to memory of 3120 3956 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.exe 84 PID 3956 wrote to memory of 3120 3956 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.exe 84 PID 3120 wrote to memory of 1936 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 88 PID 3120 wrote to memory of 1936 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 88 PID 3120 wrote to memory of 1936 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 88 PID 3120 wrote to memory of 2600 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 89 PID 3120 wrote to memory of 2600 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 89 PID 3120 wrote to memory of 2600 3120 3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp 89
Processes
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C:\Users\Admin\AppData\Local\Temp\3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.exe"C:\Users\Admin\AppData\Local\Temp\3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3956 -
C:\Users\Admin\AppData\Local\Temp\is-O05RR.tmp\3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp"C:\Users\Admin\AppData\Local\Temp\is-O05RR.tmp\3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp" /SL5="$602A0,3909740,54272,C:\Users\Admin\AppData\Local\Temp\3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.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:3120 -
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:1936
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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:2600
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4
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C:\Users\Admin\AppData\Local\Temp\is-O05RR.tmp\3be566a870ec4776e4880b40de406205d65719e8dc4179fdbf7f3615979d92f5.tmp
Filesize692KB
MD500f15ee57af82fc40ac1ec609d1810a4
SHA16abfae4f73ade5af54d267c02389daf49abd6a51
SHA25620fea1e5fc629afb3a4f3aa818e7c00c66b692e2d6180c7ba64a246fd9d5d847
SHA512f9ab66c722b37cdb96f1a547a2c2d1c870b4966f27fee269bf65d47a506c2fcb0eab1ac168d0b4246ec336b23694d3c675d5be48f3338b79b76407c31cdad24c
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Filesize
3.3MB
MD5ef6b2cd4b535859967966fb8af35501a
SHA1de8a6caef509b3841f4bd19876d68466dcef9a36
SHA2560629e09b416183f8122006f6aae67658d68887a8d2f1e1079bd5b833cd613f11
SHA512b9efb3cd5b4dce9f463c2243710b5709efcc87baec22fdde62f2acf543de66a7350ac6acf339cbf3e9edc415a2e3fe1d6709008b405547bbb44e5b0218b06389