Analysis
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max time kernel
145s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
13/03/2024, 09:41
Static task
static1
Behavioral task
behavioral1
Sample
c58c41fb9de90f13223980a5147fdf71.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c58c41fb9de90f13223980a5147fdf71.exe
Resource
win10v2004-20240226-en
General
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Target
c58c41fb9de90f13223980a5147fdf71.exe
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Size
14.5MB
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MD5
c58c41fb9de90f13223980a5147fdf71
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SHA1
2e98477e74a0af057086b7161a3fbadb188df450
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SHA256
f1698aadacb8433276f1e225a8c00f0311d6bb2b721e40e2f88e4fecc3d6cd3e
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SHA512
f725e97b5bd5729318ab8dedc4a259b53ead052f39e0fbc2d65172a2afde65e1d01a4c0e36ef7f68c14086ef79cae2b973e56cf27952a0700474506097d63f5b
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SSDEEP
24576:0ATa7/2ggggggggggggggggggggggggggggggggggggggggggggggggggggggggr:0A27
Malware Config
Extracted
tofsee
176.111.174.19
defeatwax.ru
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\hhmdterx = "0" svchost.exe -
Creates new service(s) 1 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2704 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\hhmdterx\ImagePath = "C:\\Windows\\SysWOW64\\hhmdterx\\jgzopasf.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 2700 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2784 jgzopasf.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2784 set thread context of 2700 2784 jgzopasf.exe 41 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2696 sc.exe 2564 sc.exe 2568 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2884 wrote to memory of 2896 2884 c58c41fb9de90f13223980a5147fdf71.exe 28 PID 2884 wrote to memory of 2896 2884 c58c41fb9de90f13223980a5147fdf71.exe 28 PID 2884 wrote to memory of 2896 2884 c58c41fb9de90f13223980a5147fdf71.exe 28 PID 2884 wrote to memory of 2896 2884 c58c41fb9de90f13223980a5147fdf71.exe 28 PID 2884 wrote to memory of 1856 2884 c58c41fb9de90f13223980a5147fdf71.exe 30 PID 2884 wrote to memory of 1856 2884 c58c41fb9de90f13223980a5147fdf71.exe 30 PID 2884 wrote to memory of 1856 2884 c58c41fb9de90f13223980a5147fdf71.exe 30 PID 2884 wrote to memory of 1856 2884 c58c41fb9de90f13223980a5147fdf71.exe 30 PID 2884 wrote to memory of 2568 2884 c58c41fb9de90f13223980a5147fdf71.exe 32 PID 2884 wrote to memory of 2568 2884 c58c41fb9de90f13223980a5147fdf71.exe 32 PID 2884 wrote to memory of 2568 2884 c58c41fb9de90f13223980a5147fdf71.exe 32 PID 2884 wrote to memory of 2568 2884 c58c41fb9de90f13223980a5147fdf71.exe 32 PID 2884 wrote to memory of 2696 2884 c58c41fb9de90f13223980a5147fdf71.exe 34 PID 2884 wrote to memory of 2696 2884 c58c41fb9de90f13223980a5147fdf71.exe 34 PID 2884 wrote to memory of 2696 2884 c58c41fb9de90f13223980a5147fdf71.exe 34 PID 2884 wrote to memory of 2696 2884 c58c41fb9de90f13223980a5147fdf71.exe 34 PID 2884 wrote to memory of 2564 2884 c58c41fb9de90f13223980a5147fdf71.exe 36 PID 2884 wrote to memory of 2564 2884 c58c41fb9de90f13223980a5147fdf71.exe 36 PID 2884 wrote to memory of 2564 2884 c58c41fb9de90f13223980a5147fdf71.exe 36 PID 2884 wrote to memory of 2564 2884 c58c41fb9de90f13223980a5147fdf71.exe 36 PID 2884 wrote to memory of 2704 2884 c58c41fb9de90f13223980a5147fdf71.exe 39 PID 2884 wrote to memory of 2704 2884 c58c41fb9de90f13223980a5147fdf71.exe 39 PID 2884 wrote to memory of 2704 2884 c58c41fb9de90f13223980a5147fdf71.exe 39 PID 2884 wrote to memory of 2704 2884 c58c41fb9de90f13223980a5147fdf71.exe 39 PID 2784 wrote to memory of 2700 2784 jgzopasf.exe 41 PID 2784 wrote to memory of 2700 2784 jgzopasf.exe 41 PID 2784 wrote to memory of 2700 2784 jgzopasf.exe 41 PID 2784 wrote to memory of 2700 2784 jgzopasf.exe 41 PID 2784 wrote to memory of 2700 2784 jgzopasf.exe 41 PID 2784 wrote to memory of 2700 2784 jgzopasf.exe 41
Processes
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C:\Users\Admin\AppData\Local\Temp\c58c41fb9de90f13223980a5147fdf71.exe"C:\Users\Admin\AppData\Local\Temp\c58c41fb9de90f13223980a5147fdf71.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\hhmdterx\2⤵PID:2896
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\jgzopasf.exe" C:\Windows\SysWOW64\hhmdterx\2⤵PID:1856
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create hhmdterx binPath= "C:\Windows\SysWOW64\hhmdterx\jgzopasf.exe /d\"C:\Users\Admin\AppData\Local\Temp\c58c41fb9de90f13223980a5147fdf71.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
PID:2568
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description hhmdterx "wifi internet conection"2⤵
- Launches sc.exe
PID:2696
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start hhmdterx2⤵
- Launches sc.exe
PID:2564
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
PID:2704
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C:\Windows\SysWOW64\hhmdterx\jgzopasf.exeC:\Windows\SysWOW64\hhmdterx\jgzopasf.exe /d"C:\Users\Admin\AppData\Local\Temp\c58c41fb9de90f13223980a5147fdf71.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2784 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
PID:2700
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
10.6MB
MD52529655477b4192aae0f3f034a999a0a
SHA1d6d6e8f5550d79995d6d5de6618c375a0aff57e5
SHA256aff3d242ddc20be5b26dfb3d0ea4445bfca0fc67dd7a0c4dfc9f95b0aa7abcb6
SHA512d2d5291c5578ed10278d3c60819e3753a7d2d7ba02650e9d25fd2b2f4842a9adcd573f56d7b3c2f0c43894b77564d80ef9fa11a83664b14992513e57de2d7fe5