Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
23/03/2024, 11:43
Static task
static1
Behavioral task
behavioral1
Sample
5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.exe
Resource
win11-20240221-en
General
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Target
5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.exe
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Size
2.0MB
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MD5
da6e7f68ac31f00a8213f4d3989da997
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SHA1
d97455183c36e8e4186707994810287d6a90b816
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SHA256
5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962
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SHA512
ba1c98eb1f0619872d92d794e210526134748ec0607a076d1d6e7cdcfaa79e8981c5fa0c38ae0ed63a7bbd6e394cd1368408e77b57a18d0372b8a5f2f3fb2cd0
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SSDEEP
49152:32aPPzSAu1vy0vttbg2kyiXsRrF1RZGHIMSIByV6e7D:mUPWAuoagdy8srgooRc
Malware Config
Extracted
socks5systemz
http://bxgexro.com/search/?q=67e28dd86a5cf47e155fff1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe10c9eb979c3c
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral1/memory/2228-66-0x0000000000740000-0x00000000007E2000-memory.dmp family_socks5systemz behavioral1/memory/2228-69-0x0000000000740000-0x00000000007E2000-memory.dmp family_socks5systemz behavioral1/memory/2228-78-0x0000000000740000-0x00000000007E2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 4720 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp 1480 colorpicker.exe 2228 colorpicker.exe -
Loads dropped DLL 1 IoCs
pid Process 4720 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3752 wrote to memory of 4720 3752 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.exe 88 PID 3752 wrote to memory of 4720 3752 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.exe 88 PID 3752 wrote to memory of 4720 3752 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.exe 88 PID 4720 wrote to memory of 1480 4720 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp 91 PID 4720 wrote to memory of 1480 4720 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp 91 PID 4720 wrote to memory of 1480 4720 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp 91 PID 4720 wrote to memory of 2228 4720 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp 93 PID 4720 wrote to memory of 2228 4720 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp 93 PID 4720 wrote to memory of 2228 4720 5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp 93
Processes
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C:\Users\Admin\AppData\Local\Temp\5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.exe"C:\Users\Admin\AppData\Local\Temp\5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3752 -
C:\Users\Admin\AppData\Local\Temp\is-M3D4N.tmp\5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp"C:\Users\Admin\AppData\Local\Temp\is-M3D4N.tmp\5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp" /SL5="$70222,1779015,54272,C:\Users\Admin\AppData\Local\Temp\5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4720 -
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i3⤵
- Executes dropped EXE
PID:1480
-
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C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -s3⤵
- Executes dropped EXE
PID:2228
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.0MB
MD5f19172139302f009a31215e02c62c5ed
SHA17ab781637f4d8a2f6ec17e1840fbb657c7b1f8bc
SHA25656120b5d4f3ecd47348b05856dab31f64fc0bca1f7984cdf11cd9084d1750996
SHA51229bf6fbaab2279032582a08ff3d31ef66db6705cdb944dbd6a20446f9b726e4736c24111fa1a1bf07d5c0d4149b6f3bc9e53c80af043ad1f178b420930eb5293
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Filesize
1.8MB
MD5ab0cf9cde10c7b73cd333ae111442a3d
SHA13d6a434c7a8774068e7cdb87a8aa78b4997acec4
SHA2566dd979b547d94af8d7ea8686ffdd82c8fc4be4ae018130a1da23a5bfbd9a1f99
SHA512968b3db53d1476fed0a0b41021d3a318f35cd1e93375c66a58ee0579d044000e34fc5d83c88bb0240f397b14a4f0e9d95b8afc073992150ccbfe064ec49b24b8
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Filesize
768KB
MD57ecda79ed84fc9ed0ba20a5f8419351a
SHA13f183f02d20aea6b8a7228001949671f4bf5747a
SHA2568ff78a12640ff4760bda155473bd317fafc40be1649c2f19d5a6e264ec93ecd5
SHA5123d545b17aaada39ff2ff1fd3c7edbae4d163cce270e8cd233ec02f4aeff300d04fa6df83f8edb47dd00dc8f5e6856eb06b0ad7ab9115523ce4deb7fa010a68a7
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-M3D4N.tmp\5006fc889256b4fb56361dccac441b764c6984725319b13b7f0d0010dd39b962.tmp
Filesize677KB
MD592f7775908bb12183914bb0753782913
SHA18d1091da36832942d48f2fe9a1a216fdd556b9c4
SHA256a43c4e3916a92d299c22e2010383b2a8f85e14882a610de57bb2fef91f7984ed
SHA5127e39cafdc00a46f2353f6eeaa8fee0d7c94f489d1fd4581e125408bae63a2e6cd135f65807c3574c833f970b64106badb7dd0a2a6ee9859b3b60b3d1b6e19c39