General
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Target
2024-06-03_9782adba2f6e0b9610833aa931234140_megazord
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Size
2.9MB
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Sample
240603-nsvwlaed92
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MD5
9782adba2f6e0b9610833aa931234140
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SHA1
1c8e34d2ae389af9c123929dd45318d5e9cfdbef
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SHA256
2b158df3b782217e02b5c436f0e00a2fc7561e95da7f2369f4fa2920cf1a20b0
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SHA512
d1490181735485657af19fbfcd02c6106d96be46963d69c72aaf2331efd91f38e2bbd2886aea1e17453d5ccd08a28214fa668f046f642119ceafdd1db07c3548
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SSDEEP
49152:I8yJAk206NICMq5pzKRgqVzK/NgFALjKm:PBsV
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-03_9782adba2f6e0b9610833aa931234140_megazord.exe
Resource
win7-20240221-en
Malware Config
Extracted
asyncrat
AsyncRAT
Fresh
pepecasas123.net:4608
AsyncMutex_5952
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delay
3
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install
false
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install_folder
%AppData%
Extracted
amadey
4.21
9a3efc
http://check-ftp.ru
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install_dir
b9695770f1
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install_file
Dctooux.exe
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strings_key
1d3a0f2941c4060dba7f23a378474944
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url_paths
/forum/index.php
Targets
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Target
2024-06-03_9782adba2f6e0b9610833aa931234140_megazord
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Size
2.9MB
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MD5
9782adba2f6e0b9610833aa931234140
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SHA1
1c8e34d2ae389af9c123929dd45318d5e9cfdbef
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SHA256
2b158df3b782217e02b5c436f0e00a2fc7561e95da7f2369f4fa2920cf1a20b0
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SHA512
d1490181735485657af19fbfcd02c6106d96be46963d69c72aaf2331efd91f38e2bbd2886aea1e17453d5ccd08a28214fa668f046f642119ceafdd1db07c3548
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SSDEEP
49152:I8yJAk206NICMq5pzKRgqVzK/NgFALjKm:PBsV
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Modifies firewall policy service
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Detects executables (downlaoders) containing URLs to raw contents of a paste
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Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
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Detects executables packed with or use KoiVM
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Detects file containing reversed ASEP Autorun registry keys
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Detects ransomware indicator
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Gandcrab Payload
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Modifies boot configuration data using bcdedit
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Blocklisted process makes network request
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Downloads MZ/PE file
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Drops file in Drivers directory
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Sets service image path in registry
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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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Loads dropped DLL
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Adds Run key to start application
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Checks for any installed AV software in registry
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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 Chrome extension
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Drops desktop.ini file(s)
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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
2Windows Service
2Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create 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
4Modify Registry
9Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1