Analysis
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max time kernel
148s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
14-12-2024 02:06
Static task
static1
Behavioral task
behavioral1
Sample
1015b0b5cfddfbc4baea6910d9c56c3c.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
1015b0b5cfddfbc4baea6910d9c56c3c.exe
Resource
win10v2004-20241007-en
General
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Target
1015b0b5cfddfbc4baea6910d9c56c3c.exe
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Size
6.9MB
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MD5
1015b0b5cfddfbc4baea6910d9c56c3c
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SHA1
9fe1cae9d38a53a1217556c60ffd3c02d8235d66
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SHA256
f08f680f17aaf9505a8d53648545ce684af9b39a90a8dc9d2e872693e1d59b45
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SHA512
536455cbd7a0240bb4608901c168826dadc4609132f07041bf6b4ac295b158f7cdf1be22790ee5776f80bbbc2bf4b4a13431375a7312b8f7afc05a13e22f2ecf
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SSDEEP
196608:gK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:gDY6tiP3myRfzepXe4ny8gxzj
Malware Config
Signatures
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Detect Socks5Systemz Payload 1 IoCs
resource yara_rule behavioral1/memory/1156-185-0x0000000002530000-0x00000000025D2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Socks5systemz family
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Executes dropped EXE 3 IoCs
pid Process 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 1924 crtgame.exe 1156 crtgame.exe -
Loads dropped DLL 6 IoCs
pid Process 2540 1015b0b5cfddfbc4baea6910d9c56c3c.exe 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 932 1015b0b5cfddfbc4baea6910d9c56c3c.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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Drops file in Program Files directory 63 IoCs
description ioc Process File created C:\Program Files (x86)\CRTGame\bin\x86\is-JR7I4.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-VHFOL.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-IB08F.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-IKH28.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-RUMJK.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9HF1O.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-RBQ1F.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-B12I5.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-I8KJQ.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-MN6HR.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-519C8.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-638AF.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-V91BU.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-0ILC3.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-A0BGK.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-R2I3R.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DS8IJ.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ECAQN.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QONU9.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-ISLGL.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-39MQB.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-5OBG2.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-EG3EO.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-LAER2.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\uninstall\unins000.dat 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-VN4F7.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-AP8R3.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-CPC80.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File opened for modification C:\Program Files (x86)\CRTGame\uninstall\unins000.dat 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-UD8QG.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QRE08.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-GVJEN.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-Q2BLR.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-PPMLU.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-LGOLF.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-4F53L.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9V81M.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HQIL0.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-14CB8.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DBH1F.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-I06R3.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ELU5J.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9G65C.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-34KJI.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-E1HHE.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ES9GG.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-APHF7.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\uninstall\is-T7LN0.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-214A3.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-2S52M.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-O2CT9.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File opened for modification C:\Program Files (x86)\CRTGame\crtgame.exe 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-3RVCK.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-V9RLU.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-546BM.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\lessmsi\is-18D56.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-FANE4.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-FLMB9.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ROBPQ.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-N19IC.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-SOSE7.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-CH3Q5.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp File created C:\Program Files (x86)\CRTGame\is-J346C.tmp 1015b0b5cfddfbc4baea6910d9c56c3c.tmp -
System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language crtgame.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1015b0b5cfddfbc4baea6910d9c56c3c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1015b0b5cfddfbc4baea6910d9c56c3c.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language crtgame.exe -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2540 wrote to memory of 932 2540 1015b0b5cfddfbc4baea6910d9c56c3c.exe 29 PID 2540 wrote to memory of 932 2540 1015b0b5cfddfbc4baea6910d9c56c3c.exe 29 PID 2540 wrote to memory of 932 2540 1015b0b5cfddfbc4baea6910d9c56c3c.exe 29 PID 2540 wrote to memory of 932 2540 1015b0b5cfddfbc4baea6910d9c56c3c.exe 29 PID 2540 wrote to memory of 932 2540 1015b0b5cfddfbc4baea6910d9c56c3c.exe 29 PID 2540 wrote to memory of 932 2540 1015b0b5cfddfbc4baea6910d9c56c3c.exe 29 PID 2540 wrote to memory of 932 2540 1015b0b5cfddfbc4baea6910d9c56c3c.exe 29 PID 932 wrote to memory of 2060 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 30 PID 932 wrote to memory of 2060 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 30 PID 932 wrote to memory of 2060 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 30 PID 932 wrote to memory of 2060 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 30 PID 932 wrote to memory of 1924 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 32 PID 932 wrote to memory of 1924 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 32 PID 932 wrote to memory of 1924 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 32 PID 932 wrote to memory of 1924 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 32 PID 932 wrote to memory of 520 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 33 PID 932 wrote to memory of 520 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 33 PID 932 wrote to memory of 520 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 33 PID 932 wrote to memory of 520 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 33 PID 932 wrote to memory of 1156 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 34 PID 932 wrote to memory of 1156 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 34 PID 932 wrote to memory of 1156 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 34 PID 932 wrote to memory of 1156 932 1015b0b5cfddfbc4baea6910d9c56c3c.tmp 34 PID 520 wrote to memory of 2672 520 net.exe 36 PID 520 wrote to memory of 2672 520 net.exe 36 PID 520 wrote to memory of 2672 520 net.exe 36 PID 520 wrote to memory of 2672 520 net.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\1015b0b5cfddfbc4baea6910d9c56c3c.exe"C:\Users\Admin\AppData\Local\Temp\1015b0b5cfddfbc4baea6910d9c56c3c.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Users\Admin\AppData\Local\Temp\is-9H85Q.tmp\1015b0b5cfddfbc4baea6910d9c56c3c.tmp"C:\Users\Admin\AppData\Local\Temp\is-9H85Q.tmp\1015b0b5cfddfbc4baea6910d9c56c3c.tmp" /SL5="$4014E,6991381,54272,C:\Users\Admin\AppData\Local\Temp\1015b0b5cfddfbc4baea6910d9c56c3c.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:932 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵
- System Location Discovery: System Language Discovery
PID:2060
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1924
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 103⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:520 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 104⤵
- System Location Discovery: System Language Discovery
PID:2672
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1156
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.1MB
MD5bb0124f16d88c4ec1fcfd9e524a5b921
SHA15017dc7277dbc5bb0b6f8428e4ff72603e3a370b
SHA25659495c6e79c301f767f3d336050fb9927826f0ae972d634d395f5b44d7280a09
SHA5124be3e838fb41cd4d01a12b639cdcb93df94deec0debd2593c53bbfe977daf5bcb9e3f97f6c47d33e76aea12ae2f9224f27652dfb5b5a69f53d201184766fff91
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Filesize
687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3