General
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Target
17-12-24.exe
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Size
1.8MB
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Sample
241217-1fbcmszlgl
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MD5
8732a3fdd6797e1d6f33f1e5380446c9
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SHA1
80b7d8b153fd443b009ad5aa57c56f418c47b2d0
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SHA256
3efa9fdaaa74aaa54f0c90937d948bfc1159a3f920d94bd713bd5b2a69336d95
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SHA512
895a5bd6663c5dc67a0ebc1a6fc39cf394e38b2bf9942498efec8c5990166dd5208e071b8ce5a13c2f1abf80ddc1d7aacd24971c7f6792ee291d101c2df72382
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SSDEEP
49152:z8v6n5SVaJf2AUTm2aOcdWzR5PF/In3ZY:I8YV010rVn/WZ
Static task
static1
Behavioral task
behavioral1
Sample
17-12-24.exe
Resource
win7-20240903-en
Malware Config
Extracted
amadey
4.42
9c9aa5
http://185.215.113.43
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install_dir
abc3bc1985
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install_file
skotes.exe
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strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
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url_paths
/Zu7JuNko/index.php
Extracted
lumma
Extracted
cryptbot
Targets
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Target
17-12-24.exe
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Size
1.8MB
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MD5
8732a3fdd6797e1d6f33f1e5380446c9
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SHA1
80b7d8b153fd443b009ad5aa57c56f418c47b2d0
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SHA256
3efa9fdaaa74aaa54f0c90937d948bfc1159a3f920d94bd713bd5b2a69336d95
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SHA512
895a5bd6663c5dc67a0ebc1a6fc39cf394e38b2bf9942498efec8c5990166dd5208e071b8ce5a13c2f1abf80ddc1d7aacd24971c7f6792ee291d101c2df72382
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SSDEEP
49152:z8v6n5SVaJf2AUTm2aOcdWzR5PF/In3ZY:I8YV010rVn/WZ
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Amadey family
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Cryptbot family
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Lumma family
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Xmrig family
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Enumerates VirtualBox registry keys
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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XMRig Miner payload
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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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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 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
Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
3