Analysis
-
max time kernel
155s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2022 03:39
Behavioral task
behavioral1
Sample
56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe
Resource
win10v2004-20220812-en
General
-
Target
56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe
-
Size
837KB
-
MD5
0ef8276580cad54c96957aa93e1c49d0
-
SHA1
d2e11232a29cedd265202cc5b8a9f3c35ae8ead7
-
SHA256
56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77
-
SHA512
09b55ba6071af8fe19fd0b4133ff65b5264bb6083ddf5ef8b55f989111e87c813e2d8f5b54d37ae01e266aee2dca9138e2e4e502ce0006d70b411010045586f6
-
SSDEEP
12288:rbpHYUKy5U1bo9t8DMRSW9vbciUiLuAvOxMt11i27Qitjw:r5sJo6YrFUiyAak11Ltjw
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 1724 svchest425075242507520.exe -
resource yara_rule behavioral2/memory/2256-132-0x0000000000400000-0x0000000000597000-memory.dmp upx behavioral2/memory/2256-133-0x0000000000400000-0x0000000000597000-memory.dmp upx behavioral2/files/0x0006000000022e59-137.dat upx behavioral2/files/0x0006000000022e59-136.dat upx behavioral2/memory/1724-138-0x0000000000400000-0x0000000000597000-memory.dmp upx behavioral2/memory/1724-140-0x0000000000400000-0x0000000000597000-memory.dmp upx behavioral2/memory/2256-141-0x0000000000400000-0x0000000000597000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe" 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2256 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe 1724 svchest425075242507520.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created \??\c:\Windows\BJ.exe 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe File opened for modification \??\c:\Windows\BJ.exe 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe File created \??\c:\Windows\svchest425075242507520.exe 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe File opened for modification \??\c:\Windows\svchest425075242507520.exe 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2256 wrote to memory of 1724 2256 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe 80 PID 2256 wrote to memory of 1724 2256 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe 80 PID 2256 wrote to memory of 1724 2256 56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe"C:\Users\Admin\AppData\Local\Temp\56d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77.exe"1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2256 -
\??\c:\Windows\svchest425075242507520.exec:\Windows\svchest425075242507520.exe2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1724
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
837KB
MD50ef8276580cad54c96957aa93e1c49d0
SHA1d2e11232a29cedd265202cc5b8a9f3c35ae8ead7
SHA25656d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77
SHA51209b55ba6071af8fe19fd0b4133ff65b5264bb6083ddf5ef8b55f989111e87c813e2d8f5b54d37ae01e266aee2dca9138e2e4e502ce0006d70b411010045586f6
-
Filesize
837KB
MD50ef8276580cad54c96957aa93e1c49d0
SHA1d2e11232a29cedd265202cc5b8a9f3c35ae8ead7
SHA25656d891e14ca6b7d9c4bcfb9e8bf9bd92bf101a385c6930c73453d315511ebf77
SHA51209b55ba6071af8fe19fd0b4133ff65b5264bb6083ddf5ef8b55f989111e87c813e2d8f5b54d37ae01e266aee2dca9138e2e4e502ce0006d70b411010045586f6