Analysis
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max time kernel
150s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
11/08/2024, 21:20
Static task
static1
Behavioral task
behavioral1
Sample
qNwUDBzN8dnHz2YVxcnehO9i.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
qNwUDBzN8dnHz2YVxcnehO9i.exe
Resource
win7-20240729-en
Behavioral task
behavioral3
Sample
qNwUDBzN8dnHz2YVxcnehO9i.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
qNwUDBzN8dnHz2YVxcnehO9i.exe
Resource
win11-20240802-en
General
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Target
qNwUDBzN8dnHz2YVxcnehO9i.exe
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Size
4.0MB
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MD5
4a223a34fb037e7d5944697dcc0c5717
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SHA1
745641d014040bf52eaf997e1696c01da320d283
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SHA256
8db66b0d87316c8c483597cb7866f77be2097400c792f2544350fe746f98572e
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SHA512
5cbd945bfc95e0c7db772dce48b5e7a7e5f3f6c0d23f4396349d9bdaa0198bc97636227e6a38bb9744af79698e8a8290e11b28774a8078497456c33df43068b1
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SSDEEP
98304:NymRZRydcjVR+eu9Jrcu+ZwjFp6IGai+zTlDGdX:XMcdunrcu+Zw3lBGV
Malware Config
Signatures
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Detect Socks5Systemz Payload 1 IoCs
resource yara_rule behavioral2/memory/2732-92-0x00000000025B0000-0x0000000002652000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 2232 xulplayer32_64.exe 2732 xulplayer32_64.exe -
Loads dropped DLL 7 IoCs
pid Process 1244 qNwUDBzN8dnHz2YVxcnehO9i.exe 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 1720 qNwUDBzN8dnHz2YVxcnehO9i.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 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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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 qNwUDBzN8dnHz2YVxcnehO9i.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qNwUDBzN8dnHz2YVxcnehO9i.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1244 wrote to memory of 1720 1244 qNwUDBzN8dnHz2YVxcnehO9i.exe 29 PID 1244 wrote to memory of 1720 1244 qNwUDBzN8dnHz2YVxcnehO9i.exe 29 PID 1244 wrote to memory of 1720 1244 qNwUDBzN8dnHz2YVxcnehO9i.exe 29 PID 1244 wrote to memory of 1720 1244 qNwUDBzN8dnHz2YVxcnehO9i.exe 29 PID 1244 wrote to memory of 1720 1244 qNwUDBzN8dnHz2YVxcnehO9i.exe 29 PID 1244 wrote to memory of 1720 1244 qNwUDBzN8dnHz2YVxcnehO9i.exe 29 PID 1244 wrote to memory of 1720 1244 qNwUDBzN8dnHz2YVxcnehO9i.exe 29 PID 1720 wrote to memory of 2232 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 30 PID 1720 wrote to memory of 2232 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 30 PID 1720 wrote to memory of 2232 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 30 PID 1720 wrote to memory of 2232 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 30 PID 1720 wrote to memory of 2732 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 31 PID 1720 wrote to memory of 2732 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 31 PID 1720 wrote to memory of 2732 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 31 PID 1720 wrote to memory of 2732 1720 qNwUDBzN8dnHz2YVxcnehO9i.tmp 31
Processes
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C:\Users\Admin\AppData\Local\Temp\qNwUDBzN8dnHz2YVxcnehO9i.exe"C:\Users\Admin\AppData\Local\Temp\qNwUDBzN8dnHz2YVxcnehO9i.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1244 -
C:\Users\Admin\AppData\Local\Temp\is-DFPGB.tmp\qNwUDBzN8dnHz2YVxcnehO9i.tmp"C:\Users\Admin\AppData\Local\Temp\is-DFPGB.tmp\qNwUDBzN8dnHz2YVxcnehO9i.tmp" /SL5="$50112,3900869,54272,C:\Users\Admin\AppData\Local\Temp\qNwUDBzN8dnHz2YVxcnehO9i.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:1720 -
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:2232
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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:2732
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
692KB
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
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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Filesize
3.3MB
MD559c30c6ffdfd385dbe9b0f999bcd17a4
SHA13e87cd61ac869ff1a72f6f1d8d8dcf577d7454dd
SHA256cd0ebd138ff66b54fd739b724d51a32727f69ed6f75730138e028516fb325f35
SHA51234c3eaba4b1952297263c48b5097527f911551c61cd05c6f215d54a42e0cdd3b1a002723d501d269f56ba3991cf3016c0ae5a6d30d081dab41d195bd6cc4862d