Analysis
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max time kernel
4294180s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20220311-en -
submitted
29-03-2022 16:51
Static task
static1
Behavioral task
behavioral1
Sample
187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe
Resource
win7-20220311-en
Behavioral task
behavioral2
Sample
187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe
Resource
win10v2004-en-20220113
General
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Target
187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe
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Size
1.2MB
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MD5
d7d31c50afe323de88ba07a3dec28567
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SHA1
9bdac2e6dd5fe49ae1a2d0d3846e92d56dc6f221
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SHA256
187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4
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SHA512
f90de9084282975c4a9d5397dc259f7def6c0e0b990518e661cba6f770a3af3b4256fc252602a40be9b685b8de4886f2614d8b6ce18629e2f3462aa4181a4ee5
Malware Config
Extracted
oski
http://lomidut.tk
Signatures
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Oski
Oski is an infostealer targeting browser data, crypto wallets.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1616 set thread context of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 -
Program crash 1 IoCs
pid pid_target Process procid_target 1884 1100 WerFault.exe 27 -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1616 wrote to memory of 1100 1616 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 27 PID 1100 wrote to memory of 1884 1100 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 28 PID 1100 wrote to memory of 1884 1100 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 28 PID 1100 wrote to memory of 1884 1100 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 28 PID 1100 wrote to memory of 1884 1100 187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe"C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1616 -
C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe"C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1100 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 1123⤵
- Program crash
PID:1884
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