Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
14-06-2024 02:10
Static task
static1
Behavioral task
behavioral1
Sample
f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe
Resource
win10v2004-20240611-en
General
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Target
f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe
-
Size
4.8MB
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MD5
3a3f2b6cf16df6e530ae030c3be307c2
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SHA1
0fe3ab13d06626b1eceb30e1ed12eee04b5a5c0f
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SHA256
f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb
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SHA512
aa3937e3c1ca6da3de8a21be3f5cecc0c366bbf952fb0395b9e489bdff3a3f83f9a4f9c339300b571e94a176f87db51620245a1006fe63715ec7735f1687fcb8
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SSDEEP
98304:mpwE8fyZeFg0wBonhkqSZ7Zz31HinzB4CMkQjSeJBmTE:i1ZZeFg0vaZ7l31inaCt6mo
Malware Config
Extracted
socks5systemz
aqtlcgn.ru
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2556-92-0x00000000025C0000-0x0000000002662000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Detects executables packed with VMProtect. 16 IoCs
Processes:
resource yara_rule behavioral1/memory/2380-66-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2380-69-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-75-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-78-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-82-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-85-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-88-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-91-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-98-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-101-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-104-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-107-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-110-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-113-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-116-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2556-119-0x0000000000400000-0x000000000070B000-memory.dmp INDICATOR_EXE_Packed_VMProtect -
Executes dropped EXE 3 IoCs
Processes:
f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmpmoonvoiceassist32.exemoonvoiceassist32.exepid process 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp 2380 moonvoiceassist32.exe 2556 moonvoiceassist32.exe -
Loads dropped DLL 5 IoCs
Processes:
f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exef92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmppid process 1868 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp -
Unexpected DNS network traffic destination 3 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 45.155.250.90 Destination IP 152.89.198.214 Destination IP 91.211.247.248 -
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:
f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmppid process 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exef92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmpdescription pid process target process PID 1868 wrote to memory of 2160 1868 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp PID 1868 wrote to memory of 2160 1868 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp PID 1868 wrote to memory of 2160 1868 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp PID 1868 wrote to memory of 2160 1868 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp PID 1868 wrote to memory of 2160 1868 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp PID 1868 wrote to memory of 2160 1868 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp PID 1868 wrote to memory of 2160 1868 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp PID 2160 wrote to memory of 2380 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp moonvoiceassist32.exe PID 2160 wrote to memory of 2380 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp moonvoiceassist32.exe PID 2160 wrote to memory of 2380 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp moonvoiceassist32.exe PID 2160 wrote to memory of 2380 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp moonvoiceassist32.exe PID 2160 wrote to memory of 2556 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp moonvoiceassist32.exe PID 2160 wrote to memory of 2556 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp moonvoiceassist32.exe PID 2160 wrote to memory of 2556 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp moonvoiceassist32.exe PID 2160 wrote to memory of 2556 2160 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp moonvoiceassist32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe"C:\Users\Admin\AppData\Local\Temp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1868 -
C:\Users\Admin\AppData\Local\Temp\is-L615T.tmp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp"C:\Users\Admin\AppData\Local\Temp\is-L615T.tmp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp" /SL5="$5014E,4810418,54272,C:\Users\Admin\AppData\Local\Temp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2160 -
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe" -i3⤵
- Executes dropped EXE
PID:2380 -
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe" -s3⤵
- Executes dropped EXE
PID:2556
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exeFilesize
3.0MB
MD530d33bce1b301b63f9d1c3fc1215749c
SHA1e36803796c312434ec1d75dc21f7021b63dfa412
SHA256e8c6253775a4125b953b4c86a0f028d31e97af42ba5931dad8e4a6efc6850538
SHA5123edec3ddfe6f14bc23f67973cd5c67c46ef6dbea1d440a91c42fba0a24d688b95c451af50604cabaf2f4645c175e0b75335638ea6eb65414098bac21019c7cb3
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\Users\Admin\AppData\Local\Temp\is-EM4CA.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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\Users\Admin\AppData\Local\Temp\is-EM4CA.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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\Users\Admin\AppData\Local\Temp\is-L615T.tmp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmpFilesize
680KB
MD5b69bf30e5f252cfcf7d82c84f8374a82
SHA14730c8a8a06df84e640f6ebc2aaa6f1236405f04
SHA256d84b7d9a290803b0f334562ef81c1048c271d37fb9bc2d819fce473f26cb364b
SHA512278be468edc57b6774c81755b8334eb9084eb683eeedc7d7537e6b6fdc2c104ba5392e98853dcd4e8ae052e7ca92a880b34b10c46096cfc2bc5034a15e46e52a
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memory/1868-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/1868-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1868-73-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2160-19-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2160-64-0x0000000004260000-0x000000000456B000-memory.dmpFilesize
3.0MB
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memory/2160-79-0x0000000004260000-0x000000000456B000-memory.dmpFilesize
3.0MB
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memory/2160-74-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2380-65-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2380-66-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2380-69-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-75-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-92-0x00000000025C0000-0x0000000002662000-memory.dmpFilesize
648KB
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memory/2556-71-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-82-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-85-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-88-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-91-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-78-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-98-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-101-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-104-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-107-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-110-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-113-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-116-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB
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memory/2556-119-0x0000000000400000-0x000000000070B000-memory.dmpFilesize
3.0MB