General
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Target
aff72337271e2b08399bc43f93ea188afa18013b8d91280b05556318b7b745fe
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Size
183KB
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Sample
240302-a2qfksff7x
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MD5
0f97fb08e4ee9fb9716593c3da2ad6f0
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SHA1
a025eb7a71a31d1d6f65fb0368b16a848451b710
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SHA256
aff72337271e2b08399bc43f93ea188afa18013b8d91280b05556318b7b745fe
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SHA512
19c0ef074bacedac61a222480360fdaddadf5b30c6c97cab4d198078fc0e2fdeba29699ecfb3dd8a79f81bd7ae0cec716a8ed4151a43175f32a4f7b0c8004691
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SSDEEP
3072:7SvYgVIin6Isl7+z17BRzyjOrVTIPnbOW:uvYgVN8+B7nzNsP
Static task
static1
Behavioral task
behavioral1
Sample
aff72337271e2b08399bc43f93ea188afa18013b8d91280b05556318b7b745fe.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
aff72337271e2b08399bc43f93ea188afa18013b8d91280b05556318b7b745fe.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
smokeloader
2022
http://selebration17io.io/index.php
http://vacantion18ffeu.cc/index.php
http://valarioulinity1.net/index.php
http://buriatiarutuhuob.net/index.php
http://cassiosssionunu.me/index.php
http://sulugilioiu19.net/index.php
http://goodfooggooftool.net/index.php
http://kamsmad.com/tmp/index.php
http://souzhensil.ru/tmp/index.php
http://teplokub.com.ua/tmp/index.php
Extracted
amadey
4.17
http://185.215.113.32
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install_dir
00c07260dc
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install_file
explorgu.exe
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strings_key
461809bd97c251ba0c0c8450c7055f1d
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url_paths
/yandex/index.php
Extracted
smokeloader
pub1
Extracted
lumma
https://resergvearyinitiani.shop/api
https://technologyenterdo.shop/api
https://detectordiscusser.shop/api
https://turkeyunlikelyofw.shop/api
https://associationokeo.shop/api
Targets
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Target
aff72337271e2b08399bc43f93ea188afa18013b8d91280b05556318b7b745fe
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Size
183KB
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MD5
0f97fb08e4ee9fb9716593c3da2ad6f0
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SHA1
a025eb7a71a31d1d6f65fb0368b16a848451b710
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SHA256
aff72337271e2b08399bc43f93ea188afa18013b8d91280b05556318b7b745fe
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SHA512
19c0ef074bacedac61a222480360fdaddadf5b30c6c97cab4d198078fc0e2fdeba29699ecfb3dd8a79f81bd7ae0cec716a8ed4151a43175f32a4f7b0c8004691
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SSDEEP
3072:7SvYgVIin6Isl7+z17BRzyjOrVTIPnbOW:uvYgVN8+B7nzNsP
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Glupteba payload
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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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Detect binaries embedding considerable number of MFA browser extension IDs.
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Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
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Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
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Detects Windows executables referencing non-Windows User-Agents
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
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Detects executables Discord URL observed in first stage droppers
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Detects executables containing URLs to raw contents of a Github gist
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Detects executables containing artifacts associated with disabling Widnows Defender
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Detects executables packed with VMProtect.
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Detects executables referencing many varying, potentially fake Windows User-Agents
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Modifies boot configuration data using bcdedit
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UPX dump on OEP (original entry point)
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Blocklisted process makes network request
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Dave packer
Detects executable using a packer named 'Dave' by the community, based on a string at the end.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Windows Firewall
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Possible attempt to disable PatchGuard
Rootkits can use kernel patching to embed themselves in an operating system.
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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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Deletes itself
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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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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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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Impair Defenses
4Disable or Modify Tools
2Disable or Modify System Firewall
1Modify Registry
4Virtualization/Sandbox Evasion
2Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1