Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
27/02/2024, 00:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a7bc4a94c3f4c47a28dad41527fca42a.exe
Resource
win7-20240215-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
a7bc4a94c3f4c47a28dad41527fca42a.exe
Resource
win10v2004-20240226-en
5 signatures
150 seconds
General
- Target a7bc4a94c3f4c47a28dad41527fca42a.exe
- Size 336KB
- Sample240227-am2kascd2w
- SHA256 67fa2f225e86e413a95ac462ed305b0713e19be4035afcd778c9bac233a95c1a
- MD5 a7bc4a94c3f4c47a28dad41527fca42a
- SHA1 03584a8618901594aca216c38940b84d95cf6a9d
- SHA512 8e5b747866e59cbc9b73b6d6358738377222c19a74c97c0b19a6fdd60154ce0a2325a878cc1d49e886446de29aa4f33646ef306aedd319a54f88609905c66456
- SSDEEP 3072:/zIEeGwLaWueVD4v4funMl86+ZNbu0tAnRWaK5qakx4rnHO+zXEkcRdecnsU1ssT:Q4v4qu6AnQI+C8XEkcLRl3kB9Vez
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Uses the VBS compiler for execution 1 TTPs
- Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\"" a7bc4a94c3f4c47a28dad41527fca42a.exe Set value (str) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\" vbc.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3368 set thread context of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85 PID 3368 wrote to memory of 4940 3368 a7bc4a94c3f4c47a28dad41527fca42a.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\a7bc4a94c3f4c47a28dad41527fca42a.exe"C:\Users\Admin\AppData\Local\Temp\a7bc4a94c3f4c47a28dad41527fca42a.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3368 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe2⤵
- Adds Run key to start application
PID:4940
-