General
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Target
2b4c2adc6535d248c8ea20f2107339102e2215efb6dfbda9110fa7a1c28361aa
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Size
1.8MB
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Sample
240328-2bjc5aab6x
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MD5
77a5fc1eba5cce7236349bf78bd85b46
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SHA1
91a7bb4bee7394929ec42b339e4d4e66d6675d8c
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SHA256
2b4c2adc6535d248c8ea20f2107339102e2215efb6dfbda9110fa7a1c28361aa
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SHA512
dcb5e917f24757853663b5fe6aabb02612887dd242b2be0831b4508768e9110f02994483dc26c194becc8d055ad0d1507777b39ee6965e6b2c9c96514feb98aa
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SSDEEP
49152:wcnh157fyef09L7ZhuJGujDoUWrxtWeD0J4gFBq7nX:9n3dfy/Rfuj0ZrwJVBEn
Static task
static1
Behavioral task
behavioral1
Sample
2b4c2adc6535d248c8ea20f2107339102e2215efb6dfbda9110fa7a1c28361aa.exe
Resource
win7-20240221-en
Malware Config
Extracted
amadey
4.18
http://193.233.132.56
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install_dir
09fd851a4f
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install_file
explorha.exe
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strings_key
443351145ece4966ded809641c77cfa8
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url_paths
/Pneh2sXQk0/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
redline
@OLEH_PSP
185.172.128.33:8970
Targets
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Target
2b4c2adc6535d248c8ea20f2107339102e2215efb6dfbda9110fa7a1c28361aa
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Size
1.8MB
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MD5
77a5fc1eba5cce7236349bf78bd85b46
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SHA1
91a7bb4bee7394929ec42b339e4d4e66d6675d8c
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SHA256
2b4c2adc6535d248c8ea20f2107339102e2215efb6dfbda9110fa7a1c28361aa
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SHA512
dcb5e917f24757853663b5fe6aabb02612887dd242b2be0831b4508768e9110f02994483dc26c194becc8d055ad0d1507777b39ee6965e6b2c9c96514feb98aa
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SSDEEP
49152:wcnh157fyef09L7ZhuJGujDoUWrxtWeD0J4gFBq7nX:9n3dfy/Rfuj0ZrwJVBEn
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Detect ZGRat V1
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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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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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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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Modifies Windows Firewall
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Stops running service(s)
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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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Modifies file permissions
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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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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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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
3Windows Service
3Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
3Windows Service
3Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Virtualization/Sandbox Evasion
2Impair Defenses
2Disable or Modify System Firewall
1File and Directory Permissions Modification
1Modify Registry
3Subvert Trust Controls
1Install Root Certificate
1Credential Access
Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1