Analysis
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max time kernel
85s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
17-11-2022 10:01
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20220812-en
General
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Target
tmp.exe
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Size
7KB
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MD5
828988c5e283c07b481aae790b9f1664
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SHA1
68240ab5ec927d8ee2af027110faee0f2531c828
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SHA256
44676f7732f4e6adfe2ba94d8e7dbaf4f6bf9d46f81118081f0f3a64f3fcb133
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SHA512
1a40e9d93a7689a9cce3bc3255b92cc2c9456efc6ebe246dfc6d2a8abeea137cd79469e0565a785bf6f4a2b79559297cf54b1e75d521b8a4df03e4cda6fe0a8d
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SSDEEP
192:K9OoaGuIh1pL6ktM9xyXAVxVui75HjXE55g57:K9Ooa5Ih1pLlM9QeT5b25q
Malware Config
Extracted
netwire
212.193.30.230:3345
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activex_autorun
false
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copy_executable
false
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delete_original
false
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host_id
HostId-%Rand%
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keylogger_dir
%AppData%\Logs\
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lock_executable
false
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offline_keylogger
true
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password
Password@9
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registry_autorun
false
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use_mutex
false
Signatures
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NetWire RAT payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/2684-148-0x0000000000400000-0x0000000000433000-memory.dmp netwire behavioral2/memory/2684-150-0x0000000000400000-0x0000000000433000-memory.dmp netwire behavioral2/memory/2684-151-0x0000000000400000-0x0000000000433000-memory.dmp netwire -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
tmp.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation tmp.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
tmp.exedescription pid process target process PID 1860 set thread context of 2684 1860 tmp.exe tmp.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 320 powershell.exe 320 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
tmp.exepowershell.exedescription pid process Token: SeDebugPrivilege 1860 tmp.exe Token: SeDebugPrivilege 320 powershell.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
tmp.execmd.exedescription pid process target process PID 1860 wrote to memory of 3796 1860 tmp.exe cmd.exe PID 1860 wrote to memory of 3796 1860 tmp.exe cmd.exe PID 1860 wrote to memory of 3796 1860 tmp.exe cmd.exe PID 3796 wrote to memory of 2588 3796 cmd.exe PING.EXE PID 3796 wrote to memory of 2588 3796 cmd.exe PING.EXE PID 3796 wrote to memory of 2588 3796 cmd.exe PING.EXE PID 1860 wrote to memory of 320 1860 tmp.exe powershell.exe PID 1860 wrote to memory of 320 1860 tmp.exe powershell.exe PID 1860 wrote to memory of 320 1860 tmp.exe powershell.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe PID 1860 wrote to memory of 2684 1860 tmp.exe tmp.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping google.com2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping google.com3⤵
- Runs ping.exe
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\tmp.exeC:\Users\Admin\AppData\Local\Temp\tmp.exe2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/320-144-0x0000000006710000-0x000000000672E000-memory.dmpFilesize
120KB
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memory/320-145-0x0000000007DD0000-0x000000000844A000-memory.dmpFilesize
6.5MB
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memory/320-140-0x00000000030C0000-0x00000000030F6000-memory.dmpFilesize
216KB
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memory/320-141-0x0000000005990000-0x0000000005FB8000-memory.dmpFilesize
6.2MB
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memory/320-139-0x0000000000000000-mapping.dmp
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memory/320-146-0x0000000006C00000-0x0000000006C1A000-memory.dmpFilesize
104KB
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memory/320-143-0x0000000006030000-0x0000000006096000-memory.dmpFilesize
408KB
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memory/320-142-0x00000000058D0000-0x0000000005936000-memory.dmpFilesize
408KB
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memory/1860-135-0x00000000065D0000-0x00000000065DA000-memory.dmpFilesize
40KB
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memory/1860-133-0x0000000005AD0000-0x0000000006074000-memory.dmpFilesize
5.6MB
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memory/1860-138-0x0000000005990000-0x00000000059B2000-memory.dmpFilesize
136KB
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memory/1860-134-0x0000000005410000-0x00000000054A2000-memory.dmpFilesize
584KB
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memory/1860-132-0x0000000000A60000-0x0000000000A68000-memory.dmpFilesize
32KB
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memory/2588-137-0x0000000000000000-mapping.dmp
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memory/2684-151-0x0000000000400000-0x0000000000433000-memory.dmpFilesize
204KB
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memory/2684-147-0x0000000000000000-mapping.dmp
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memory/2684-148-0x0000000000400000-0x0000000000433000-memory.dmpFilesize
204KB
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memory/2684-150-0x0000000000400000-0x0000000000433000-memory.dmpFilesize
204KB
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memory/3796-136-0x0000000000000000-mapping.dmp