Analysis
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max time kernel
292s -
max time network
247s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
01-07-2024 05:10
Static task
static1
Behavioral task
behavioral1
Sample
fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe
Resource
win10-20240404-en
General
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Target
fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe
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Size
5.1MB
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MD5
b8898e978eefaefdea55a20a2eca2df0
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SHA1
091e010ff74355fc725a68573445b87b9faab437
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SHA256
fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e
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SHA512
0e20bd5c9fbf49f51f602e0205ed69ad15ab9f25a793bade26d46a289ef21305525d26f54324b73ad50ca9519b6c798ada2157b4fd0c37a564f7929e973198d1
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SSDEEP
98304:CInM8hKwQUnaZrfcdlAwuhDQ83nzVVLWk4OBV3g0cOgomrgi1AIQxg:3M8h2UaZrUzAwuhz3z7LN4OY0LgrgePJ
Malware Config
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2408-92-0x0000000002630000-0x00000000026D1000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmptotalrecorderfree32_64.exetotalrecorderfree32_64.exepid process 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp 2388 totalrecorderfree32_64.exe 2408 totalrecorderfree32_64.exe -
Loads dropped DLL 5 IoCs
Processes:
fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exefa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmppid process 1936 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.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 141.98.234.31 -
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:
fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmppid process 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exefa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmpdescription pid process target process PID 1936 wrote to memory of 1628 1936 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp PID 1936 wrote to memory of 1628 1936 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp PID 1936 wrote to memory of 1628 1936 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp PID 1936 wrote to memory of 1628 1936 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp PID 1936 wrote to memory of 1628 1936 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp PID 1936 wrote to memory of 1628 1936 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp PID 1936 wrote to memory of 1628 1936 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp PID 1628 wrote to memory of 2388 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp totalrecorderfree32_64.exe PID 1628 wrote to memory of 2388 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp totalrecorderfree32_64.exe PID 1628 wrote to memory of 2388 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp totalrecorderfree32_64.exe PID 1628 wrote to memory of 2388 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp totalrecorderfree32_64.exe PID 1628 wrote to memory of 2408 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp totalrecorderfree32_64.exe PID 1628 wrote to memory of 2408 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp totalrecorderfree32_64.exe PID 1628 wrote to memory of 2408 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp totalrecorderfree32_64.exe PID 1628 wrote to memory of 2408 1628 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp totalrecorderfree32_64.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe"C:\Users\Admin\AppData\Local\Temp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-FJ09T.tmp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp"C:\Users\Admin\AppData\Local\Temp\is-FJ09T.tmp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp" /SL5="$5014E,5071805,54272,C:\Users\Admin\AppData\Local\Temp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\Temp\is-FJ09T.tmp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmpFilesize
680KB
MD532f6596e136f3f8cfa1fbfd85acef958
SHA144411edb185b448613ac7dcfc24a6e2c0da382a3
SHA256cd40719fec44d56ec09eeabfd56896f6bc80d4cd982f042068baca42141b4713
SHA512e75005af4acd5ec4f53d584da8fbb2a72358af818dd6643e7eb5b862b3be582ed9cc8c8fb205b04ac2356da87826ab088c0ec658ee890a7605fd32be9b01d626
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\Users\Admin\AppData\Local\Temp\is-K4IB2.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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\Users\Admin\AppData\Local\Temp\is-K4IB2.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exeFilesize
3.3MB
MD5483ec51af8e305771c87698cf5415b14
SHA161941288f6b4039c441e918c6ca2c7cad0f18ed3
SHA256f0aa91a515e137d5f0e8c5b87d3b6014878c097234b02c16aad6d34c742121c8
SHA512ab60ee1fd3c445a1502984ee12f2c8ecf223a3e81543e4b5e179902b8c3db47698c81a0f12ea6f1b274cdcfac4a3c63b4b62279d3d5c1bdc981c3de97fb1629f
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memory/1628-19-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/1628-76-0x0000000003A00000-0x0000000003D49000-memory.dmpFilesize
3.3MB
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memory/1628-64-0x0000000003A00000-0x0000000003D49000-memory.dmpFilesize
3.3MB
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memory/1628-74-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/1936-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/1936-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1936-73-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2388-65-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2388-66-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2388-69-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-79-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-107-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-71-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-82-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-85-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-88-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-91-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-92-0x0000000002630000-0x00000000026D1000-memory.dmpFilesize
644KB
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memory/2408-98-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-101-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-104-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-75-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-110-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-113-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-117-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-120-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-123-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-126-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-129-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-132-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB
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memory/2408-137-0x0000000000400000-0x0000000000749000-memory.dmpFilesize
3.3MB