General
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Target
6f395d4f8acd6f82f40d572e5e7a5aa758c03cf22bd0865b4be5186a62034715
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Size
1.8MB
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Sample
240601-r7nmlsff92
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MD5
8f870cbae5cf6109789ed7f5a808feca
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SHA1
f65d434f5a558e42a46ab5a81866cf1bf2534cfe
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SHA256
6f395d4f8acd6f82f40d572e5e7a5aa758c03cf22bd0865b4be5186a62034715
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SHA512
3cc894512cb74f9c94eb2e67584a1b671c20b623b17d6e13824f8bda3e248cc9b6f446c5ac15d9c8c10ee49bff755d3d086e741bb9ea4b866b336dae05ed1841
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SSDEEP
49152:e5Lhz0SKlN5NEZni9YcE5OK953/k7rG8s2MKLfjbUi:e5ZeiQklWS0MKgi
Static task
static1
Behavioral task
behavioral1
Sample
6f395d4f8acd6f82f40d572e5e7a5aa758c03cf22bd0865b4be5186a62034715.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
6f395d4f8acd6f82f40d572e5e7a5aa758c03cf22bd0865b4be5186a62034715.exe
Resource
win11-20240508-en
Malware Config
Extracted
amadey
4.21
49e482
http://147.45.47.70
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install_dir
1b29d73536
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install_file
axplont.exe
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strings_key
4d31dd1a190d9879c21fac6d87dc0043
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url_paths
/tr8nomy/index.php
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
asyncrat
AsyncRAT
Fresh run
pepecasas123.net:4609
AsyncMutex_2952
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delay
3
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install
false
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install_folder
%AppData%
Extracted
smokeloader
pub2
Targets
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Target
6f395d4f8acd6f82f40d572e5e7a5aa758c03cf22bd0865b4be5186a62034715
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Size
1.8MB
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MD5
8f870cbae5cf6109789ed7f5a808feca
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SHA1
f65d434f5a558e42a46ab5a81866cf1bf2534cfe
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SHA256
6f395d4f8acd6f82f40d572e5e7a5aa758c03cf22bd0865b4be5186a62034715
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SHA512
3cc894512cb74f9c94eb2e67584a1b671c20b623b17d6e13824f8bda3e248cc9b6f446c5ac15d9c8c10ee49bff755d3d086e741bb9ea4b866b336dae05ed1841
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SSDEEP
49152:e5Lhz0SKlN5NEZni9YcE5OK953/k7rG8s2MKLfjbUi:e5ZeiQklWS0MKgi
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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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Suspicious use of NtCreateUserProcessOtherParentProcess
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Async RAT 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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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 NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
5Pre-OS Boot
1Bootkit
1Virtualization/Sandbox Evasion
2