Analysis
-
max time kernel
147s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
25-06-2024 07:21
Static task
static1
Behavioral task
behavioral1
Sample
8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe
Resource
win11-20240611-en
General
-
Target
8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe
-
Size
4.8MB
-
MD5
b3ad27bb0c39bb27c038e3bc1083108e
-
SHA1
7c46d4a96929b5ba1c055a1af3902470b1235700
-
SHA256
8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219
-
SHA512
a7d0b446a18f48aa390416a470965dfdb2d18eb503a466d8e76f581005399c705aa2fbd617174f42444ec58bdb9c1a5bfa9cd8dff4fbb898d6f55995a2721e91
-
SSDEEP
98304:m/wQ5hb+Hu5T13rL0WdsjirMdUEMQLI78nEwEQCbWrp6e:9QTyHu5x30WajirSMQwsEFq6e
Malware Config
Extracted
socks5systemz
bhrkvxs.com
http://bhrkvxs.com/search/?q=67e28dd83d0ea428165baf167c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff612c0ef949e38
http://bhrkvxs.com/search/?q=67e28dd83d0ea428165baf167c27d78406abdd88be4b12eab517aa5c96bd86ea92834496148ab2865b77f80ebad9c40f7cb63037ed2ab423a4664383ba915d911ec07bb606a0708727e40ea678c751bbe34efb0e2807e12571c17f3e83fe16c1e6969a3bcc6b95
Signatures
-
Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/2868-86-0x00000000009E0000-0x0000000000A82000-memory.dmp family_socks5systemz behavioral2/memory/2868-111-0x00000000009E0000-0x0000000000A82000-memory.dmp family_socks5systemz behavioral2/memory/2868-112-0x00000000009E0000-0x0000000000A82000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmpmp3ripfreeedition.exemp3ripfreeedition.exepid process 4912 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp 3556 mp3ripfreeedition.exe 2868 mp3ripfreeedition.exe -
Loads dropped DLL 1 IoCs
Processes:
8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmppid process 4912 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 45.155.250.90 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmppid process 4912 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmpdescription pid process target process PID 396 wrote to memory of 4912 396 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp PID 396 wrote to memory of 4912 396 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp PID 396 wrote to memory of 4912 396 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp PID 4912 wrote to memory of 3556 4912 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp mp3ripfreeedition.exe PID 4912 wrote to memory of 3556 4912 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp mp3ripfreeedition.exe PID 4912 wrote to memory of 3556 4912 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp mp3ripfreeedition.exe PID 4912 wrote to memory of 2868 4912 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp mp3ripfreeedition.exe PID 4912 wrote to memory of 2868 4912 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp mp3ripfreeedition.exe PID 4912 wrote to memory of 2868 4912 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp mp3ripfreeedition.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe"C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp"C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp" /SL5="$40206,4761883,54272,C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4912 -
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -i3⤵
- Executes dropped EXE
PID:3556
-
-
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -s3⤵
- Executes dropped EXE
PID:2868
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2.8MB
MD58d4d86c5443bd51a4b6e1ad932dbc875
SHA184654ca4b3fa5d94c698ca13b3cc3ed504765c9b
SHA25629fcc4efab15d8c333dd909f13adbc97611699d6acc637617a3b96c3e4cc12dd
SHA51233467ab51b2fe1042e19dc024cf1c1d48096fd6563321e00a39a987276b293df1f0e386d3afa679994faf15f08cc8e002559e250b7723cd7cb60f86a901627d9
-
Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp
Filesize680KB
MD569a0c22ac99522e8d939a7ec2a630a3e
SHA1180ea969ab505cb37023374176878a083638793b
SHA2561f9e5ca77fabb7ef10476f3717b38e98a0785860711387ce07ecb76abc01da7f
SHA512b1294fefb43b0ccacf3fa0d421254e2ee66c1650da5326821995422939f9af7d1a865e651689984a1b9289952d4c6e5e9bd7f9926474e309b3dc9d48834662eb