Overview
overview
7Static
static
1filedefender.js
windows7-x64
1filedefender.js
windows10-1703-x64
1filedefender.js
windows10-2004-x64
1filedefender.js
windows11-21h2-x64
1filedefender.js
android-10-x64
filedefender.js
android-11-x64
filedefender.js
android-13-x64
filedefender.js
android-9-x86
filedefender.js
macos-10.15-amd64
1filedefender.js
debian-12-armhf
1filedefender.js
debian-12-mipsel
6filedefender.js
debian-9-armhf
6filedefender.js
debian-9-mips
1filedefender.js
debian-9-mipsel
7filedefender.js
ubuntu-18.04-amd64
3filedefender.js
ubuntu-20.04-amd64
3Analysis
- max time kernel
3s - max time network
146s - platform
ubuntu-20.04_amd64 - resource
ubuntu2004-amd64-20240221-en - resource tags
arch:amd64arch:i386image:ubuntu2004-amd64-20240221-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system - submitted
10/03/2024, 13:11
Static task
static1
Behavioral task
behavioral1
Sample
filedefender.js
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
filedefender.js
Resource
win10-20240221-en
Behavioral task
behavioral3
Sample
filedefender.js
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
filedefender.js
Resource
win11-20240221-en
Behavioral task
behavioral5
Sample
filedefender.js
Resource
android-x64-20240221-en
Behavioral task
behavioral6
Sample
filedefender.js
Resource
android-x64-arm64-20240221-en
Behavioral task
behavioral7
Sample
filedefender.js
Resource
android-33-x64-arm64-20240229-en
Behavioral task
behavioral8
Sample
filedefender.js
Resource
android-x86-arm-20240221-en
Behavioral task
behavioral9
Sample
filedefender.js
Resource
macos-20240214-en
Behavioral task
behavioral10
Sample
filedefender.js
Resource
debian12-armhf-20240221-en
Behavioral task
behavioral11
Sample
filedefender.js
Resource
debian12-mipsel-20240221-en
Behavioral task
behavioral12
Sample
filedefender.js
Resource
debian9-armhf-20240226-en
Behavioral task
behavioral13
Sample
filedefender.js
Resource
debian9-mipsbe-20240226-en
Behavioral task
behavioral14
Sample
filedefender.js
Resource
debian9-mipsel-20240226-en
Behavioral task
behavioral15
Sample
filedefender.js
Resource
ubuntu1804-amd64-20240226-en
Behavioral task
behavioral16
Sample
filedefender.js
Resource
ubuntu2004-amd64-20240221-en
General
- Target filedefender.js
- Size 811B
- Sample240310-qfbcjadc69
- SHA256 7e0382578ab7186c98135d80e04f07178bcaf16edf02ab2a9535c1b773c4875a
- MD5 cdf8590273792ceb1e9bff637b782b8f
- SHA1 d3734f4448b08fce6a67bd763f198407bf604cca
- SHA512 7e3095a1cacebc1f687ca30c041f81aa444f30b84505b23742e54ebe7e78bf49ca8953f03ca2e6cd4e74d4151489f8d05f586f745b5dff2c74a61eccda29e69b
- MD5 SHA1 SHA512
Malware Config
Signatures
- Enumerates kernel/hardware configuration 1 TTPs 1 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
description ioc Process File opened for reading /sys/fs/cgroup/memory/memory.limit_in_bytes node - Reads runtime system information 2 IoCs
Reads data from /proc virtual filesystem.
description ioc Process File opened for reading /proc/meminfo node File opened for reading /proc/self/maps node - Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/C:/Windows/System32/tcpmkca5.txt node