Analysis
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max time kernel
15s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-01-2025 13:26
Behavioral task
behavioral1
Sample
NerestPCExternal 0.32.1.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
NerestPCExternal 0.32.1.exe
Resource
win10v2004-20241007-en
General
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Target
NerestPCExternal 0.32.1.exe
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Size
15.6MB
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MD5
cbbde7fc397915d738cf1b0b2efaff99
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SHA1
9da8d07488054a7de090d489f8c5c5f5fee34a05
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SHA256
339c889f4e68ad75e8ffb3911bd4d6d8cf2272a66fd9c79535e78ffb77785878
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SHA512
73e0a5ce66836e0281f4fa7db88f6959b448b13ceed53dc58a508416996ce50f8afe25a024b61784081a918a8f8b9cb602c1f12c1a65084703db062a0cba6c09
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SSDEEP
196608:QY0zsuI26+l1/8Gkdxy6X9yLLv25McVg7eNTfm/pf+xk4dWRimrbW3jmyV:V2xf/uX9kjaMcV9y/pWu4kRimrbmye
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 2832 NerestPCExternal 0.32.1.exe -
resource yara_rule behavioral1/files/0x0005000000019461-22.dat upx behavioral1/memory/2832-24-0x000007FEF65C0000-0x000007FEF6BA8000-memory.dmp upx -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2260 wrote to memory of 2832 2260 NerestPCExternal 0.32.1.exe 30 PID 2260 wrote to memory of 2832 2260 NerestPCExternal 0.32.1.exe 30 PID 2260 wrote to memory of 2832 2260 NerestPCExternal 0.32.1.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\NerestPCExternal 0.32.1.exe"C:\Users\Admin\AppData\Local\Temp\NerestPCExternal 0.32.1.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2260 -
C:\Users\Admin\AppData\Local\Temp\NerestPCExternal 0.32.1.exe"C:\Users\Admin\AppData\Local\Temp\NerestPCExternal 0.32.1.exe"2⤵
- Loads dropped DLL
PID:2832
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
1.6MB
MD5bb46b85029b543b70276ad8e4c238799
SHA1123bdcd9eebcac1ec0fd2764a37e5e5476bb0c1c
SHA25672c24e1db1ba4df791720a93ca9502d77c3738eebf8b9092a5d82aa8d80121d0
SHA5125e993617509c1cf434938d6a467eb0494e04580ad242535a04937f7c174d429da70a6e71792fc3de69e103ffc5d9de51d29001a4df528cfffefdaa2cef4eaf31