Analysis
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max time kernel
146s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
25/03/2024, 01:34
Static task
static1
Behavioral task
behavioral1
Sample
6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe
Resource
win10v2004-20240319-en
General
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Target
6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe
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Size
2.0MB
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MD5
3de482d7dcd58f07bb3fc5a5081a0b84
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SHA1
0765fe3c19f259e414eb31ad6b6437dfd1d6f4e0
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SHA256
6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd
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SHA512
fc0c744e93da348537af0297212ddee88b5f5c1bc6d0dfb033625b8800408b96806a4bf3361a5d6e3485619ca17d19a6556ac1e255b0cf4d3aad256b676d929f
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SSDEEP
49152:32zOOTSIsjV93c/hvYnYG+7Ptx2J3ViH8Rf/M:m9kMqT+DDOcHiM
Malware Config
Extracted
socks5systemz
http://bwesuwu.com/search/?q=67e28dd83d5fa62d1358fa4d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfc11c5e990
Signatures
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Detect Socks5Systemz Payload 2 IoCs
resource yara_rule behavioral1/memory/2588-75-0x0000000002540000-0x00000000025E2000-memory.dmp family_socks5systemz behavioral1/memory/2588-87-0x0000000002540000-0x00000000025E2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
pid Process 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 2584 colorpicker32.exe 2588 colorpicker32.exe -
Loads dropped DLL 5 IoCs
pid Process 1712 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.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 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 WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1712 wrote to memory of 2668 1712 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe 28 PID 1712 wrote to memory of 2668 1712 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe 28 PID 1712 wrote to memory of 2668 1712 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe 28 PID 1712 wrote to memory of 2668 1712 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe 28 PID 1712 wrote to memory of 2668 1712 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe 28 PID 1712 wrote to memory of 2668 1712 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe 28 PID 1712 wrote to memory of 2668 1712 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe 28 PID 2668 wrote to memory of 2584 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 29 PID 2668 wrote to memory of 2584 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 29 PID 2668 wrote to memory of 2584 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 29 PID 2668 wrote to memory of 2584 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 29 PID 2668 wrote to memory of 2588 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 30 PID 2668 wrote to memory of 2588 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 30 PID 2668 wrote to memory of 2588 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 30 PID 2668 wrote to memory of 2588 2668 6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp 30
Processes
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C:\Users\Admin\AppData\Local\Temp\6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe"C:\Users\Admin\AppData\Local\Temp\6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Users\Admin\AppData\Local\Temp\is-TRE7J.tmp\6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp"C:\Users\Admin\AppData\Local\Temp\is-TRE7J.tmp\6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp" /SL5="$70120,1781274,54272,C:\Users\Admin\AppData\Local\Temp\6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -i3⤵
- Executes dropped EXE
PID:2584
-
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C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -s3⤵
- Executes dropped EXE
PID:2588
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.4MB
MD59a4ed86c8edebb91b25541a18aa33492
SHA13c62dd1b0c4fd2c16e5a4b4816b2dccb1520a3f6
SHA2568129a4a3bd3c8a89febe09bb0afb325cf69cbdf9b4b9ae28b229d42aaf283036
SHA512a79e9311ac6f66c3b6a03ec1a5336d430afd30627b5e6692dbc753e3309acf5dc764eb974e46b7fb79addcd25bdca23fc0edc3806016a6056a74e024a7a2b3ce
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Filesize
224KB
MD515ca62e3cf98a130467961cdd316c67c
SHA162bd02b44699ba06d543348a049a70628e1246ce
SHA25673b1454ddf3c36f32adba014ee4fb3ef80f758780954813b6aaf052db900ece3
SHA512b7ee956d28fb08b7adf7454f507b760e337ef5043717be0ea9858943d6c22b583deb2eab2b31a451700737a78f54a292939c357379ff8b9a5b470aaf5bef8d3d
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Filesize
169KB
MD543b80fd1fe3bf06b40df1910897ef9d4
SHA18aaf63000bfefc8148da9061648cc7ecd54c0db5
SHA256515765e0c9a34744caf080f083b27aa46d59c9c7e367ab16cee592269f94d0a1
SHA5129fe34d78e87f0ee4948d7af9cd976797abe6fef5d4c12dba0a8cd4ace8b9d877e6687fdabebe9fed5d32876731c3dbb618953e70b04cd1772a882cd0754b2e3c
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Filesize
499KB
MD5eec81ede91125cd4bf3fadf8f711590d
SHA11bc274bca5452956095cbb483fc34f935ff449bb
SHA25625b526850567d73d8180b701cef40b43fa77ee50704a17c595ace70307e40685
SHA512c2ca359f524cdd9dfd1cf7c54743d17a6b1443077e69733de70acf0edf10f64c714d97e3dfd711d9369f8b458123332713e007abd174d6dfed7a3b1c557eaddd
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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\Users\Admin\AppData\Local\Temp\is-TRE7J.tmp\6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd.tmp
Filesize677KB
MD5bb16a1aed23a42be299fa83942dc45cc
SHA1eef3b71f03f3ea6148a08bf4ba6d3bc2239a56ba
SHA2562fbf5d1a94ff7aa773d0abe9e2216f0347f47083bf66632e516b9e59ede819df
SHA512bd1c5cf999c8824946906a6242309b41e6bcc926733107e87787ecb70c4e4d78ae395fcc9033606a72f08fee98103957063b3a47cd74e9e395d77c75287fd0b4