Analysis
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max time kernel
143s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
25/03/2024, 02:19
Static task
static1
Behavioral task
behavioral1
Sample
acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe
Resource
win10v2004-20240226-en
General
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Target
acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe
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Size
2.1MB
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MD5
641f8516e40cd57175e08290cb569e8f
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SHA1
8660b99ea39ecee95cdaf6de87d6db1fb6f6184b
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SHA256
acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947
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SHA512
73eacb2fd659ff803ec850bf9feb431d9b456b6224ab052da8a60da9517b9b998a30165a7c8926365b78efe8e36d1dce2ac7bacec29bb9fa07eb7a63ab64228b
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SSDEEP
49152:320rxrsX/GZZlreAilqYVPkCwA4hd74RjsXdHk791O/vVpYaFhgC9M:mgS/kZlre9kYVMCvAwjMmHm//M
Malware Config
Extracted
socks5systemz
http://bhylzno.com/search/?q=67e28dd8690cfb204406a51a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfc12c2ec97
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral1/memory/3020-74-0x0000000002650000-0x00000000026F2000-memory.dmp family_socks5systemz behavioral1/memory/3020-77-0x0000000002650000-0x00000000026F2000-memory.dmp family_socks5systemz behavioral1/memory/3020-86-0x0000000002650000-0x00000000026F2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Detects executables packed with VMProtect. 19 IoCs
resource yara_rule behavioral1/memory/2664-45-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2664-48-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2664-49-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-53-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-56-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-61-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-62-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-65-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-68-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-71-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-76-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-82-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-85-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-89-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-92-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-95-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-98-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-102-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/3020-105-0x0000000000400000-0x0000000000627000-memory.dmp INDICATOR_EXE_Packed_VMProtect -
Executes dropped EXE 3 IoCs
pid Process 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 2664 colorpicker32.exe 3020 colorpicker32.exe -
Loads dropped DLL 5 IoCs
pid Process 1960 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.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 15 IoCs
description pid Process procid_target PID 1960 wrote to memory of 1184 1960 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe 28 PID 1960 wrote to memory of 1184 1960 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe 28 PID 1960 wrote to memory of 1184 1960 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe 28 PID 1960 wrote to memory of 1184 1960 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe 28 PID 1960 wrote to memory of 1184 1960 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe 28 PID 1960 wrote to memory of 1184 1960 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe 28 PID 1960 wrote to memory of 1184 1960 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe 28 PID 1184 wrote to memory of 2664 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 29 PID 1184 wrote to memory of 2664 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 29 PID 1184 wrote to memory of 2664 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 29 PID 1184 wrote to memory of 2664 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 29 PID 1184 wrote to memory of 3020 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 30 PID 1184 wrote to memory of 3020 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 30 PID 1184 wrote to memory of 3020 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 30 PID 1184 wrote to memory of 3020 1184 acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp 30
Processes
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C:\Users\Admin\AppData\Local\Temp\acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe"C:\Users\Admin\AppData\Local\Temp\acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Users\Admin\AppData\Local\Temp\is-LBM9P.tmp\acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp"C:\Users\Admin\AppData\Local\Temp\is-LBM9P.tmp\acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp" /SL5="$30142,1854051,54272,C:\Users\Admin\AppData\Local\Temp\acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1184 -
C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -i3⤵
- Executes dropped EXE
PID:2664
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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:3020
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.1MB
MD5a0442a3ee5560ac72150b3ec3ab0859e
SHA1242561c773ae3209fec6c13db2585c726db8a2f5
SHA256c366fd01dc885a63bcefcc3932cfb73bcb087843a026addebfd5164f6cbdb8d4
SHA512710320eb7c9eb1e7df44c035d35f3d075faae243eb0b157db617662a0eac8fc426432f1aa3d4b49d21f2f1aae8fabd81284b19a5497456dbe6c05b393d8ecae7
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Filesize
1.4MB
MD57efa1f8d49636900d901ea80b3bcef86
SHA1741aad301f71f1dd66b3e4fd872addc62bf83855
SHA256e547270c86eab136887263517d04b80389189c1a6aa859b85985bf04b7941511
SHA5128faf2ca051d8d78fa37880150dd59710c8349dd1b35b480d4ce7fd78a218a905f881d86ed58a2533ba824319570b3651c84a9ec77b854e1151c1af98d396330b
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Filesize
647KB
MD535a78e757f600126bc215385af76d55b
SHA1ad5f317def5e8696d769cd3e01a747c7bd472d44
SHA256fb1a7569889e6ab5be24c11b1a0df36decea51524fab6189b492eecbe3dad4e4
SHA51248f0a857192c4dbf81535ee978b1721de4d6b466dd117c6d6fcb01785a4301fb1446963969e521ac30f06a2eedcbd47039d5b6b0196962ca1d42ff2b2ffe60a5
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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-LBM9P.tmp\acf1a8ba6e2046871a9aee94d88264ec9e40906beace50132592996bba3b7947.tmp
Filesize677KB
MD5bb16a1aed23a42be299fa83942dc45cc
SHA1eef3b71f03f3ea6148a08bf4ba6d3bc2239a56ba
SHA2562fbf5d1a94ff7aa773d0abe9e2216f0347f47083bf66632e516b9e59ede819df
SHA512bd1c5cf999c8824946906a6242309b41e6bcc926733107e87787ecb70c4e4d78ae395fcc9033606a72f08fee98103957063b3a47cd74e9e395d77c75287fd0b4