Analysis
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max time kernel
105s -
max time network
122s -
platform
windows10_x64 -
resource
win10-en-20211104 -
submitted
16-11-2021 21:06
Static task
static1
Behavioral task
behavioral1
Sample
1eefbb8794c91ad822584c4ee22c65ab15582105968d8519a99dbfdb163378ce.bin.dll
Resource
win7-en-20211104
General
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Target
1eefbb8794c91ad822584c4ee22c65ab15582105968d8519a99dbfdb163378ce.bin.dll
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Size
252KB
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MD5
a7379557a6db95e65a0b14eeccb08484
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SHA1
32b82cca91b3099f6d5208b48f4487286b8a8cf0
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SHA256
1eefbb8794c91ad822584c4ee22c65ab15582105968d8519a99dbfdb163378ce
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SHA512
6c5bbf7b65573751511bc6c8e70849081bbf59acc944c4f106d8cdb752b98d29b1d69895697c01231c4173d64239312462f8e1e496987d1fb9cec8375e88b978
Malware Config
Extracted
emotet
Epoch4
81.0.236.93:443
94.177.248.64:443
66.42.55.5:7080
103.8.26.103:8080
185.184.25.237:8080
45.76.176.10:8080
188.93.125.116:8080
103.8.26.102:8080
178.79.147.66:8080
58.227.42.236:80
45.118.135.203:7080
103.75.201.2:443
195.154.133.20:443
45.142.114.231:8080
212.237.5.209:443
207.38.84.195:8080
104.251.214.46:8080
138.185.72.26:8080
51.68.175.8:8080
210.57.217.132:8080
Signatures
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Blocklisted process makes network request 2 IoCs
flow pid Process 18 3688 rundll32.exe 23 3688 rundll32.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Lnpisd\wijrezbkkv.xnt rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3688 rundll32.exe 3688 rundll32.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3992 rundll32.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3444 wrote to memory of 3780 3444 rundll32.exe 69 PID 3444 wrote to memory of 3780 3444 rundll32.exe 69 PID 3444 wrote to memory of 3780 3444 rundll32.exe 69 PID 3780 wrote to memory of 3992 3780 rundll32.exe 70 PID 3780 wrote to memory of 3992 3780 rundll32.exe 70 PID 3780 wrote to memory of 3992 3780 rundll32.exe 70 PID 3992 wrote to memory of 3980 3992 rundll32.exe 71 PID 3992 wrote to memory of 3980 3992 rundll32.exe 71 PID 3992 wrote to memory of 3980 3992 rundll32.exe 71 PID 3980 wrote to memory of 3688 3980 rundll32.exe 72 PID 3980 wrote to memory of 3688 3980 rundll32.exe 72 PID 3980 wrote to memory of 3688 3980 rundll32.exe 72
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1eefbb8794c91ad822584c4ee22c65ab15582105968d8519a99dbfdb163378ce.bin.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3444 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1eefbb8794c91ad822584c4ee22c65ab15582105968d8519a99dbfdb163378ce.bin.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:3780 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\1eefbb8794c91ad822584c4ee22c65ab15582105968d8519a99dbfdb163378ce.bin.dll",Control_RunDLL3⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3992 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Lnpisd\wijrezbkkv.xnt",qPRevIcOgmJ4⤵
- Suspicious use of WriteProcessMemory
PID:3980 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Lnpisd\wijrezbkkv.xnt",Control_RunDLL5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:3688
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