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General
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Target
21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b
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Size
1.8MB
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Sample
240520-lt45jseg7t
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MD5
76bab21e338931dcdd41cff082e1e885
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SHA1
aa5c00b669d364c4cd47ab62d95307f36fa2c7e3
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SHA256
21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b
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SHA512
dfc21b5dd00714876171efb13d2cdb8ea88c0870697755c30bffeb0b97aad103a59e53cd3ec3cc7a011a5a90c3f44c52831886d81be5cad58a86e1542fc29c66
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SSDEEP
49152:p/9r7cLSzZ1ik9oOx0SN61k8VklboMqpvD045tc1Nrd:pyezZxoE0SNIkMvM+D045tS
Static task
static1
Behavioral task
behavioral1
Sample
21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b.exe
Resource
win11-20240426-en
Malware Config
Extracted
amadey
4.20
c767c0
http://5.42.96.7
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install_dir
7af68cdb52
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install_file
axplons.exe
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strings_key
e2ce58e78f631ed97d01fe7b70e85d5e
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url_paths
/zamo7h/index.php
Extracted
https://d22hce23hy1ej9.cloudfront.net/load/th.php?a=2841&c=2841
Extracted
https://d22hce23hy1ej9.cloudfront.net/load/dl.php?id=458&c=2841
Extracted
https://d22hce23hy1ej9.cloudfront.net/load/dl.php?id=444&c=2841
Extracted
redline
@LOGSCLOUDYT_BOT
185.172.128.33:8970
Extracted
redline
1
185.215.113.67:26260
Extracted
stealc
zzvv
http://23.88.106.134
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url_path
/c73eed764cc59dcb.php
Targets
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Target
21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b
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Size
1.8MB
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MD5
76bab21e338931dcdd41cff082e1e885
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SHA1
aa5c00b669d364c4cd47ab62d95307f36fa2c7e3
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SHA256
21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b
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SHA512
dfc21b5dd00714876171efb13d2cdb8ea88c0870697755c30bffeb0b97aad103a59e53cd3ec3cc7a011a5a90c3f44c52831886d81be5cad58a86e1542fc29c66
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SSDEEP
49152:p/9r7cLSzZ1ik9oOx0SN61k8VklboMqpvD045tc1Nrd:pyezZxoE0SNIkMvM+D045tS
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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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XMRig Miner payload
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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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Blocklisted process makes network request
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Creates new service(s)
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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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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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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 Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1System Services
2Service Execution
2Persistence
Create or Modify System Process
2Windows Service
2Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify Tools
3Modify Registry
5Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2