General
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Target
33a84ea233fe9fe1b4c85e533a228bbd.exe
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Size
1.8MB
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Sample
240726-nxvrdswalr
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MD5
33a84ea233fe9fe1b4c85e533a228bbd
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SHA1
413d73dd32bcce870cf5edd4b777051762882034
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SHA256
a777bbce91625e3261edebb334be8610372daaf0790763fc2fd085db35b8463d
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SHA512
0f28610c0396bac87e8eb7c8bceb0cd468cebe4df9bca2a9e8ba2f3f37708317d6e621fdd9a9cdb6046b43eb578237124215f15bc614b016457cb37117e8395a
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SSDEEP
49152:70jEH8GosswSBQTiNQza4GYnSZrV2azV/r4wCY9W:704cwfSlQeAnSZpTIY9
Static task
static1
Behavioral task
behavioral1
Sample
33a84ea233fe9fe1b4c85e533a228bbd.exe
Resource
win7-20240704-en
Malware Config
Extracted
amadey
4.41
0657d1
http://185.215.113.19
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install_dir
0d8f5eb8a7
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install_file
explorti.exe
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strings_key
6c55a5f34bb433fbd933a168577b1838
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url_paths
/Vi9leo/index.php
Extracted
amadey
4.41
fed3aa
http://185.215.113.16
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install_dir
44111dbc49
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install_file
axplong.exe
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strings_key
8d0ad6945b1a30a186ec2d30be6db0b5
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url_paths
/Jo89Ku7d/index.php
Extracted
stealc
sila
http://85.28.47.31
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url_path
/5499d72b3a3e55be.php
Extracted
redline
25072023
185.215.113.67:40960
Targets
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Target
33a84ea233fe9fe1b4c85e533a228bbd.exe
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Size
1.8MB
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MD5
33a84ea233fe9fe1b4c85e533a228bbd
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SHA1
413d73dd32bcce870cf5edd4b777051762882034
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SHA256
a777bbce91625e3261edebb334be8610372daaf0790763fc2fd085db35b8463d
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SHA512
0f28610c0396bac87e8eb7c8bceb0cd468cebe4df9bca2a9e8ba2f3f37708317d6e621fdd9a9cdb6046b43eb578237124215f15bc614b016457cb37117e8395a
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SSDEEP
49152:70jEH8GosswSBQTiNQza4GYnSZrV2azV/r4wCY9W:704cwfSlQeAnSZpTIY9
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Detects Monster Stealer.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
4