Analysis
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max time kernel
147s -
max time network
152s -
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 12:03
Static task
static1
Behavioral task
behavioral1
Sample
1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe
Resource
win11-20240611-en
General
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Target
1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe
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Size
4.9MB
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MD5
1e8d727c353e624e85658efdcd9db756
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SHA1
3af81b44e0fa69c14de07a257be49f412ba314a9
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SHA256
1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade
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SHA512
385400d638e4f93792ba2e4cacbec435f6ae03b31000a8eac89411a9bd7424eaa828bd6bb046f95126cc565e34d4d228f2f62cbb9f3101c5c638203c967141a1
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SSDEEP
98304:mNkXrhtHORG/EowLxAHzMF4vPV94F6+sbf480+DDs0m8qwfRpg:sG/HijhAAFLqQ80T0CGo
Malware Config
Extracted
socks5systemz
bhyyxxb.com
http://bhyyxxb.com/search/?q=67e28dd83f0fa67d125ca51e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1de8889b5e4fa9281ae978f371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff612c1e8959f3b
http://bhyyxxb.com/search/?q=67e28dd83f0fa67d125ca51e7c27d78406abdd88be4b12eab517aa5c96bd86ee948f4b805a8bbc896c58e713bc90c94836b5281fc235a925ed3e50d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9c993aca6f9316
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/3572-86-0x0000000000AB0000-0x0000000000B52000-memory.dmp family_socks5systemz behavioral2/memory/3572-111-0x0000000000AB0000-0x0000000000B52000-memory.dmp family_socks5systemz behavioral2/memory/3572-110-0x0000000000AB0000-0x0000000000B52000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmpmp3ripfreeedition32.exemp3ripfreeedition32.exepid process 4828 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp 1668 mp3ripfreeedition32.exe 3572 mp3ripfreeedition32.exe -
Loads dropped DLL 1 IoCs
Processes:
1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmppid process 4828 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.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.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmppid process 4828 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmpdescription pid process target process PID 4808 wrote to memory of 4828 4808 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp PID 4808 wrote to memory of 4828 4808 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp PID 4808 wrote to memory of 4828 4808 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp PID 4828 wrote to memory of 1668 4828 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp mp3ripfreeedition32.exe PID 4828 wrote to memory of 1668 4828 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp mp3ripfreeedition32.exe PID 4828 wrote to memory of 1668 4828 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp mp3ripfreeedition32.exe PID 4828 wrote to memory of 3572 4828 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp mp3ripfreeedition32.exe PID 4828 wrote to memory of 3572 4828 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp mp3ripfreeedition32.exe PID 4828 wrote to memory of 3572 4828 1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp mp3ripfreeedition32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe"C:\Users\Admin\AppData\Local\Temp\1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4808 -
C:\Users\Admin\AppData\Local\Temp\is-IEJAA.tmp\1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp"C:\Users\Admin\AppData\Local\Temp\is-IEJAA.tmp\1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp" /SL5="$6023C,4895268,54272,C:\Users\Admin\AppData\Local\Temp\1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe" -i3⤵
- Executes dropped EXE
PID:1668
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C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe" -s3⤵
- Executes dropped EXE
PID:3572
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.0MB
MD503e7986bf5b3f020e6656e496e85b488
SHA1ae507143cab30fc9c3e6113c8267eec55568c21f
SHA25604e40a7730b9c3c8a8dbc2893dacf8994f09b67253946e9dc847097ae9f9a2e9
SHA51228851856c0b26cedc3310e0ebff9aef9e6bacc07fd38bf57fa80ddf0de0b5eaae79b6631b98ca2ad4c270271edaf808fe617096a1f48ee5795c9b0f762b6cb70
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-IEJAA.tmp\1d8dabbd22656b600f3985cd5fe226e4b2a0bc66bfec6e619ba05b5fdfbb1ade.tmp
Filesize680KB
MD567129936ff8c44c003c09cc76bd8b2fa
SHA18d1af50cc822ddd227d442a1d369d2b7e8db23c9
SHA25663e13e738ff34015ab80f361a9539d40908cb57829d67f0b6687af165b721c39
SHA512b538ea11ccf7b8f877fa02360e31dd75576f7725a491e3957cc9b15d772af8f8fc6d8db56ea6f24e932b0c20a1ae4ee34145fcc5a15d828a02c3d22cb03ca3db