Analysis
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max time kernel
143s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
01-07-2024 01:20
Static task
static1
Behavioral task
behavioral1
Sample
ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe
Resource
win10v2004-20240611-en
General
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Target
ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe
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Size
4.9MB
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MD5
df3ab9646942241f8f3097ec8e22f312
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SHA1
ddca2ae67957d3a7d6fdd0a9860ec90360ad5e8b
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SHA256
ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63
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SHA512
7bd87ec6a2301faffd601aa29d2c7ab3def9e838d0b646abe217035846f689006af177b1a25dfe26edbcf1408825c6fe56ea4c9abafce9acf7c41b9e5f64253f
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SSDEEP
98304:CB7SV3Obs0aDiog6rLw22eTG72H60I0MnLdp/QGKUvM14Qx3:1Mbs0Qvgw8MGR0MLn/55MSQl
Malware Config
Signatures
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Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2580-92-0x0000000002610000-0x00000000026B1000-memory.dmp family_socks5systemz behavioral1/memory/2580-114-0x0000000002610000-0x00000000026B1000-memory.dmp family_socks5systemz behavioral1/memory/2580-115-0x0000000002610000-0x00000000026B1000-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/2104-66-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2104-69-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-75-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-79-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-82-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-85-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-88-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-91-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-98-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-101-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-104-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-107-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-110-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-113-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-119-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral1/memory/2580-122-0x0000000000400000-0x0000000000769000-memory.dmp INDICATOR_EXE_Packed_VMProtect -
Executes dropped EXE 3 IoCs
Processes:
ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmptotalrecorderfree32.exetotalrecorderfree32.exepid process 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp 2104 totalrecorderfree32.exe 2580 totalrecorderfree32.exe -
Loads dropped DLL 5 IoCs
Processes:
ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exeac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmppid process 1932 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.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:
ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmppid process 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exeac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmpdescription pid process target process PID 1932 wrote to memory of 2096 1932 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp PID 1932 wrote to memory of 2096 1932 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp PID 1932 wrote to memory of 2096 1932 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp PID 1932 wrote to memory of 2096 1932 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp PID 1932 wrote to memory of 2096 1932 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp PID 1932 wrote to memory of 2096 1932 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp PID 1932 wrote to memory of 2096 1932 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp PID 2096 wrote to memory of 2104 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp totalrecorderfree32.exe PID 2096 wrote to memory of 2104 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp totalrecorderfree32.exe PID 2096 wrote to memory of 2104 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp totalrecorderfree32.exe PID 2096 wrote to memory of 2104 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp totalrecorderfree32.exe PID 2096 wrote to memory of 2580 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp totalrecorderfree32.exe PID 2096 wrote to memory of 2580 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp totalrecorderfree32.exe PID 2096 wrote to memory of 2580 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp totalrecorderfree32.exe PID 2096 wrote to memory of 2580 2096 ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp totalrecorderfree32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe"C:\Users\Admin\AppData\Local\Temp\ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-L7HNO.tmp\ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp"C:\Users\Admin\AppData\Local\Temp\is-L7HNO.tmp\ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmp" /SL5="$400F4,4915507,54272,C:\Users\Admin\AppData\Local\Temp\ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.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.exe"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32.exe"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32.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-L0UVO.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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\Users\Admin\AppData\Local\Temp\is-L0UVO.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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\Users\Admin\AppData\Local\Temp\is-L7HNO.tmp\ac82b4fc0893c91e7bbd49f55c60394c773065f20560a86838b6e27328bd0d63.tmpFilesize
680KB
MD530aac890bf700fefcd93022f840254b1
SHA170739b6caf72dd41b3b4cefd6ad2d4942db7ea2a
SHA256796212c565796f92a71eb1fc46cbe8e06a746f1da93a232ae58fcd500670f4f8
SHA512e954a5e610118163cbc471766d9d9f1a9dad95dc06b96cc3b7e9d695da1974e0ef57ab890d06e10bee25a055a022ddd17d63a2ef9919ffc3cee5c516b15567b2
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\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32.exeFilesize
3.4MB
MD557e6e48c920a316c9fd790a5c12714ea
SHA194cb960734aa22a57828fac573d2131eb1f1dff4
SHA2569535d40517813037a3de472298e69928b4444d303e618ede1c62ceb38fe27564
SHA512ca87eef9af109915c41c55edf649dd63e6831fc30cd93aa0c6d297dd09c48ebaf279e948697d10714ae5b48c9d65b24cff9a0e425bc69ca7d3aa789e51921009
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memory/1932-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1932-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/1932-73-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2096-9-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2096-64-0x0000000003AF0000-0x0000000003E59000-memory.dmpFilesize
3.4MB
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memory/2096-76-0x0000000003AF0000-0x0000000003E59000-memory.dmpFilesize
3.4MB
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memory/2096-74-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2104-65-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2104-66-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2104-69-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-79-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-101-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-71-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-82-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-85-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-88-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-91-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-92-0x0000000002610000-0x00000000026B1000-memory.dmpFilesize
644KB
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memory/2580-98-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-75-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-104-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-107-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-110-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-113-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-114-0x0000000002610000-0x00000000026B1000-memory.dmpFilesize
644KB
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memory/2580-115-0x0000000002610000-0x00000000026B1000-memory.dmpFilesize
644KB
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memory/2580-119-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB
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memory/2580-122-0x0000000000400000-0x0000000000769000-memory.dmpFilesize
3.4MB