Analysis
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max time kernel
143s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
25/03/2024, 02:23
Static task
static1
Behavioral task
behavioral1
Sample
cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe
Resource
win10v2004-20240226-en
General
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Target
cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe
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Size
2.1MB
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MD5
406974e05e94b8586cff2ecf2e00d2de
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SHA1
1a57282797d06ee6091af015d5095506dd83a363
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SHA256
cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f
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SHA512
dce958396571fc00bfccd3f073b9f013e1017434ecc3d9f3b2bc55be1d30879ece524927b2a5110639daac95aadef83e04839dbca118aff6736e3cc0d7a23d82
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SSDEEP
49152:32cJU0UwraR8jxQo8fh4Sc8jSwVrok7EKfQmgkoaM:maUwrZWNfh28jVrtEKIrIM
Malware Config
Extracted
socks5systemz
http://ceuzyek.net/search/?q=67e28dd8690cfb204406a51a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978fe71ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfc12c5ef92
Signatures
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Detect Socks5Systemz Payload 3 IoCs
resource yara_rule behavioral1/memory/2440-73-0x0000000002640000-0x00000000026E2000-memory.dmp family_socks5systemz behavioral1/memory/2440-75-0x0000000002640000-0x00000000026E2000-memory.dmp family_socks5systemz behavioral1/memory/2440-85-0x0000000002640000-0x00000000026E2000-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/2640-45-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2640-48-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2640-49-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-53-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-56-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-60-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-61-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-64-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-67-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-70-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-74-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-81-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-84-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-88-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-91-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-94-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-97-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-101-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2440-104-0x0000000000400000-0x0000000000611000-memory.dmp INDICATOR_EXE_Packed_VMProtect -
Executes dropped EXE 3 IoCs
pid Process 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 2640 colorpicker32.exe 2440 colorpicker32.exe -
Loads dropped DLL 5 IoCs
pid Process 3040 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.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 3040 wrote to memory of 2148 3040 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe 28 PID 3040 wrote to memory of 2148 3040 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe 28 PID 3040 wrote to memory of 2148 3040 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe 28 PID 3040 wrote to memory of 2148 3040 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe 28 PID 3040 wrote to memory of 2148 3040 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe 28 PID 3040 wrote to memory of 2148 3040 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe 28 PID 3040 wrote to memory of 2148 3040 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe 28 PID 2148 wrote to memory of 2640 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 29 PID 2148 wrote to memory of 2640 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 29 PID 2148 wrote to memory of 2640 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 29 PID 2148 wrote to memory of 2640 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 29 PID 2148 wrote to memory of 2440 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 30 PID 2148 wrote to memory of 2440 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 30 PID 2148 wrote to memory of 2440 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 30 PID 2148 wrote to memory of 2440 2148 cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp 30
Processes
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C:\Users\Admin\AppData\Local\Temp\cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe"C:\Users\Admin\AppData\Local\Temp\cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Users\Admin\AppData\Local\Temp\is-0LPUE.tmp\cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp"C:\Users\Admin\AppData\Local\Temp\is-0LPUE.tmp\cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp" /SL5="$80126,1806141,54272,C:\Users\Admin\AppData\Local\Temp\cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -i3⤵
- Executes dropped EXE
PID:2640
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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:2440
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\is-0LPUE.tmp\cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp
Filesize677KB
MD5bb16a1aed23a42be299fa83942dc45cc
SHA1eef3b71f03f3ea6148a08bf4ba6d3bc2239a56ba
SHA2562fbf5d1a94ff7aa773d0abe9e2216f0347f47083bf66632e516b9e59ede819df
SHA512bd1c5cf999c8824946906a6242309b41e6bcc926733107e87787ecb70c4e4d78ae395fcc9033606a72f08fee98103957063b3a47cd74e9e395d77c75287fd0b4
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Filesize
2.1MB
MD55bac8308c2ac2a29f67b6ed7591377d3
SHA1a48859a3c34dfd709505445a924699bd7b86280a
SHA256740a090a30a2245dc0c8e53572e2c7fb709d971a18f0677ac7d7f3d8e41a54a2
SHA512639dc3740aa962486e24a7aa6332de8ad8df0f2faa52bd14cbeeda782175ae05cede4b9cd1c51bc57dae497f72093ca0a13496c494d86fa95b32d258f3480e05
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\Users\Admin\AppData\Local\Temp\is-0LPUE.tmp\cb8f045facd1167c5f65844bfc78f3facf57ed4c82cb9aaea9342d2666feba2f.tmp
Filesize465KB
MD5c97b2174bdde8e054ea1ade516e1849b
SHA106a844c2431a8d0beb6e2bd673edaf125a20fcd5
SHA256db8559c9a1b7a2a0fe16d90ae772f682cdb6b264b86cd3daf5927a59b808f202
SHA512ddea9555c06e65c381b14666bfe82f34647dc5c13de9e9eb38faffe37028c2823d9fa503ffd3a38772ed4a24f67f67698e2e13b1337f5ab6d6794fc83d45a9b9
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3