Analysis
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max time kernel
57s -
max time network
140s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
11/04/2023, 17:42
Behavioral task
behavioral1
Sample
3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe
Resource
win10-20230220-en
General
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Target
3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe
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Size
277KB
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MD5
e91cc70d6baacda5d6d61d9573830bec
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SHA1
c072d89e691209b049dda9df6e032b41d8750583
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SHA256
3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72
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SHA512
a4234edf72b538619a303ea3905324120b8cfe6d841d0e5cb4315aba36043acf4b7ba0c24c526d9c0619cec88b079a73d42a08e220c0538054f47a41b40c5675
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SSDEEP
3072:3NXEGZJWhfNFC4S60+XoLczrVmXIhRQGxQAHjS+/fbC8DcGs5BJH01ne4PKRx1:dXzKdNY49u8rVvQTcjLHu8DcG001neth
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 4236 ITS SB App Switch.exe 2100 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/4604-120-0x0000000000900000-0x00000000009A0000-memory.dmp upx behavioral1/memory/4604-127-0x0000000000900000-0x00000000009A0000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4604 wrote to memory of 4236 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe 66 PID 4604 wrote to memory of 4236 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe 66 PID 4604 wrote to memory of 4236 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe 66 PID 4604 wrote to memory of 2100 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe 67 PID 4604 wrote to memory of 2100 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe 67 PID 4604 wrote to memory of 2100 4604 3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe 67
Processes
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C:\Users\Admin\AppData\Local\Temp\3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe"C:\Users\Admin\AppData\Local\Temp\3846f0431c535ff007b2599c203ee2bb71cfbcf4ec8c536afbff303fc8127a72.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4604 -
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
PID:4236
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C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
PID:2100
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
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Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
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Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5