2afb5303e191dde688c5626c3ee545e32e52f09da3b35b20f5e0d29a418432f5

Analysis

max time kernel
150s
max time network
143s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
01-03-2023 03:03

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General

Target

x86/peview.exe
Size

204KB
MD5

711be6337cb78a948f04759a0bd210ce
SHA1

20c48d7dc881d2066d7702e98796eb2024c77ca9
SHA256

41967c3ee8b8e2416ddb3e82d8df1219365a7b180138ca8c3256192794e5f8ff
SHA512

b29c3907ceabab08d75cecc926764d54c857a4aca5728c514753c5c60ee8db061c6811c8ff0f83bf52b498325f3ddc180edf5ca91e691476ee79dd4423e99910
SSDEEP

3072:2u/fuFdRj5OJJMCTut5mK4o03KmDxfcpjs7LrV40iAAjViZ0W1mBiX/DF+jQC:2u/fOjuJMCCMKP+x4jsveNgvm

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 20 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	peview.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings	peview.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	peview.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	peview.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	peview.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	peview.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	peview.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	peview.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents"	peview.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	peview.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	peview.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	peview.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	peview.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	peview.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	peview.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	peview.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80922b16d365937a46956b92703aca08af0000	peview.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	peview.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	peview.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	peview.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3704	peview.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3704	peview.exe

C:\Users\Admin\AppData\Local\Temp\x86\peview.exe
"C:\Users\Admin\AppData\Local\Temp\x86\peview.exe"
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:3704

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\iconcache_idx.db

Filesize
14KB

MD5
974e1a0053da1f9e7084acdf0ce07009

SHA1
3185a28f831bf91fb8b3b7608860f83688426b21

SHA256
d1eae90c076ea6d4fe860afc350ced8da4a54bbdc32cfbb73c03e0160159e5e3

SHA512
ed8ef0451664c972c44eaefe85ff3305c7245caddbd72b70da77a6e0c23f377e2daa8229ff958f9e695bc82a8e54388161f70a35a2e1318dc78389d4c0a31916

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