Analysis
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max time kernel
144s -
max time network
181s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
15/01/2023, 04:47
Static task
static1
Behavioral task
behavioral1
Sample
21b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988.exe
Resource
win7-20221111-en
General
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Target
21b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988.exe
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Size
321KB
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MD5
01a12338b391b1b6d1aab0905ac0dd10
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SHA1
86b68ecbdda7b1376464a7a551acea6a3a0e0e82
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SHA256
21b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988
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SHA512
7af0f659cbca7fa1897b8c311acdda31ab1108d4bd5d38f32e0602c4d0fc0418d7d22494865ffb050f671c72c0706d058c05902c1bec988ebec655ac055f2c01
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SSDEEP
6144:r5h+V0D4HQRK1/WoY5hUGXPhgOTuw8MhpgpRjFE:rb+mc+3UGXPhgOTLhSL
Malware Config
Extracted
amadey
3.66
maximumpushtodaynotnowbut.com/Nmkn5d9Dn/index.php
motiontodaynotgogoodnowok.com/Nmkn5d9Dn/index.php
sogoodnowtodaynow.com/Nmkn5d9Dn/index.php
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3732 nbveek.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 15 IoCs
pid pid_target Process procid_target 2116 2404 WerFault.exe 65 4808 2404 WerFault.exe 65 4884 2404 WerFault.exe 65 4252 2404 WerFault.exe 65 1940 2404 WerFault.exe 65 3464 2404 WerFault.exe 65 3636 3732 WerFault.exe 73 4272 3732 WerFault.exe 73 4068 3732 WerFault.exe 73 4852 3732 WerFault.exe 73 4104 3732 WerFault.exe 73 4008 3732 WerFault.exe 73 4860 3732 WerFault.exe 73 4532 3732 WerFault.exe 73 3092 3732 WerFault.exe 73 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2404 wrote to memory of 3732 2404 21b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988.exe 73 PID 2404 wrote to memory of 3732 2404 21b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988.exe 73 PID 2404 wrote to memory of 3732 2404 21b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988.exe 73
Processes
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C:\Users\Admin\AppData\Local\Temp\21b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988.exe"C:\Users\Admin\AppData\Local\Temp\21b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2404 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 8362⤵
- Program crash
PID:2116
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 9642⤵
- Program crash
PID:4808
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 10162⤵
- Program crash
PID:4884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 10442⤵
- Program crash
PID:4252
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 10202⤵
- Program crash
PID:1940
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 10682⤵
- Program crash
PID:3464
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C:\Users\Admin\AppData\Local\Temp\727358c059\nbveek.exe"C:\Users\Admin\AppData\Local\Temp\727358c059\nbveek.exe"2⤵
- Executes dropped EXE
PID:3732 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 5563⤵
- Program crash
PID:3636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 6763⤵
- Program crash
PID:4272
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 7083⤵
- Program crash
PID:4068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 7323⤵
- Program crash
PID:4852
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 8643⤵
- Program crash
PID:4104
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 9643⤵
- Program crash
PID:4008
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 9203⤵
- Program crash
PID:4860
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 10563⤵
- Program crash
PID:4532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 10483⤵
- Program crash
PID:3092
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
321KB
MD501a12338b391b1b6d1aab0905ac0dd10
SHA186b68ecbdda7b1376464a7a551acea6a3a0e0e82
SHA25621b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988
SHA5127af0f659cbca7fa1897b8c311acdda31ab1108d4bd5d38f32e0602c4d0fc0418d7d22494865ffb050f671c72c0706d058c05902c1bec988ebec655ac055f2c01
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Filesize
321KB
MD501a12338b391b1b6d1aab0905ac0dd10
SHA186b68ecbdda7b1376464a7a551acea6a3a0e0e82
SHA25621b04efbece079308c0ca3b857218f7a5ed2f610d0aa061cac0ca2c8eff84988
SHA5127af0f659cbca7fa1897b8c311acdda31ab1108d4bd5d38f32e0602c4d0fc0418d7d22494865ffb050f671c72c0706d058c05902c1bec988ebec655ac055f2c01