Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
25-06-2024 16:43
Static task
static1
Behavioral task
behavioral1
Sample
4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe
Resource
win11-20240508-en
General
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Target
4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe
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Size
5.1MB
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MD5
3e4e91cc15b7b8e29293f52b2ee0a8e5
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SHA1
b28cb2544d9723e9e71a8410049d6e3ba2dc061c
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SHA256
4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567
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SHA512
1fb67f63130edf0aa00279eb8b7d1b019f8a91b62eb971e62a4defe9d5f470162961ad17b701bb50bd8d57f18f2ac8ccd670b6a5da38513073ece67b21f84d01
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SSDEEP
98304:mbgBAVMulSL2N6zLbI1TxXIeTRSm0maiPxv38lHS:KgBAVMpL2N6zLbI9I25p/8JS
Malware Config
Extracted
socks5systemz
bhiagdc.com
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/3984-86-0x0000000000860000-0x0000000000902000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmpmp3ripfreeedition32_64.exemp3ripfreeedition32_64.exepid process 4716 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp 1492 mp3ripfreeedition32_64.exe 3984 mp3ripfreeedition32_64.exe -
Loads dropped DLL 1 IoCs
Processes:
4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmppid process 4716 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp -
Unexpected DNS network traffic destination 3 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 91.211.247.248 Destination IP 152.89.198.214 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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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:
4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmppid process 4716 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmpdescription pid process target process PID 4344 wrote to memory of 4716 4344 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp PID 4344 wrote to memory of 4716 4344 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp PID 4344 wrote to memory of 4716 4344 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp PID 4716 wrote to memory of 1492 4716 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp mp3ripfreeedition32_64.exe PID 4716 wrote to memory of 1492 4716 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp mp3ripfreeedition32_64.exe PID 4716 wrote to memory of 1492 4716 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp mp3ripfreeedition32_64.exe PID 4716 wrote to memory of 3984 4716 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp mp3ripfreeedition32_64.exe PID 4716 wrote to memory of 3984 4716 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp mp3ripfreeedition32_64.exe PID 4716 wrote to memory of 3984 4716 4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp mp3ripfreeedition32_64.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe"C:\Users\Admin\AppData\Local\Temp\4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4344 -
C:\Users\Admin\AppData\Local\Temp\is-2F148.tmp\4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp"C:\Users\Admin\AppData\Local\Temp\is-2F148.tmp\4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp" /SL5="$90090,5144053,54272,C:\Users\Admin\AppData\Local\Temp\4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4716 -
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32_64.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32_64.exe" -i3⤵
- Executes dropped EXE
PID:1492
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C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32_64.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32_64.exe" -s3⤵
- Executes dropped EXE
PID:3984
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.3MB
MD5e4659288370bbc4fcd87dfa43233689d
SHA13047f4c032e77189f3daffdf909bce298aa1a437
SHA25692467f70c32e193e22e647b1f9a6e4e7ef07dcd502ef4cb563b6e19a10ec869d
SHA512db760ccafe343fc5422fd91e36a5a9a6aee4c400ffa6d0aba3d77c4bf43d0593edea1d7f6ef22c7edc1e08dd34aad62e35c3fa540278864aedde98e43722d511
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C:\Users\Admin\AppData\Local\Temp\is-2F148.tmp\4d43d85e30e1b07cf9387524a9e754b66e4664da4b6978fb3edddba92e6b3567.tmp
Filesize680KB
MD5d319a3ce17a77dc3e907ec3cde6263df
SHA1a2d6b09d5b74ec25f684f039c653888782c1dc6b
SHA2560090d0863275e7932857b58a8dbb5965e17cbe0cd4781ed60aee4295d8a85149
SHA5123bfa72ace92ce5a1557e0512a6c580291c068791c18a97af53a3ceb4cf3824bf3e18547f8057d4a872d2d308f06ce6939405228f742b4410a0905b7bdf751d8b
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63