General
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Target
6c4949083fbe277ca9595fc757a203e6b0acadde6211747387ed4ed0efb5013a
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Size
1.8MB
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Sample
240330-arssysdf49
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MD5
f3e2a669dc6dc53f60ca3ef9d66dc92b
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SHA1
dfb414050cd65f4c69f378e27e4ef92146cdfe3f
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SHA256
6c4949083fbe277ca9595fc757a203e6b0acadde6211747387ed4ed0efb5013a
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SHA512
bd6abeaf13570a5c9a8861229e465dbbca3de16d542353ae4e8fddc1837e2d0be258414aea1b1c08dee8cac8d4814d094607f8a292590152683cb7dfb32decb4
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SSDEEP
49152:tE48ATW/E2zu8c9JmshGMLu9rDUtwaIUaY:tEi2SJLQMLUgtwaIUa
Static task
static1
Malware Config
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
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
redline
LiveTraffic
4.185.137.132:1632
Extracted
lumma
https://enthusiasimtitleow.shop/api
Targets
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Target
6c4949083fbe277ca9595fc757a203e6b0acadde6211747387ed4ed0efb5013a
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Size
1.8MB
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MD5
f3e2a669dc6dc53f60ca3ef9d66dc92b
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SHA1
dfb414050cd65f4c69f378e27e4ef92146cdfe3f
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SHA256
6c4949083fbe277ca9595fc757a203e6b0acadde6211747387ed4ed0efb5013a
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SHA512
bd6abeaf13570a5c9a8861229e465dbbca3de16d542353ae4e8fddc1837e2d0be258414aea1b1c08dee8cac8d4814d094607f8a292590152683cb7dfb32decb4
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SSDEEP
49152:tE48ATW/E2zu8c9JmshGMLu9rDUtwaIUaY:tEi2SJLQMLUgtwaIUa
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Detect ZGRat V1
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Modifies firewall policy service
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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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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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Drops startup file
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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Drops file in System32 directory
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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
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
Modify Registry
3Virtualization/Sandbox Evasion
2Subvert Trust Controls
1Install Root Certificate
1Credential Access
Unsecured Credentials
6Credentials In Files
5Credentials in Registry
1