General
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Target
4bf98a0866632253ac02c2f1cf8458a67da8f675bdb6895e104a723e9f8f496a
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Size
2.7MB
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Sample
240611-1j445asgkr
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MD5
3cfcc096019f8f22bb8bad4e33ae8515
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SHA1
a4b4fa1e01bc4fbd1cce5949e811c31fbb2955f7
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SHA256
4bf98a0866632253ac02c2f1cf8458a67da8f675bdb6895e104a723e9f8f496a
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SHA512
8f89f94b6e59104a4d38f06c04003c2ad4568134e6fa12b49c35e3b5e8c87b41dddecdec9abdf7f0f656eaf9fadc38e0d6421b942419605f50de0e136c8ece7a
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SSDEEP
49152:VtzBOauT0i7ZSQcCG1+bLthSo9/ktjPf4EXzwgb+LquT05G:VtzaT00zcC8ahhSo9sRf44z1/5G
Behavioral task
behavioral1
Sample
4bf98a0866632253ac02c2f1cf8458a67da8f675bdb6895e104a723e9f8f496a.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4bf98a0866632253ac02c2f1cf8458a67da8f675bdb6895e104a723e9f8f496a.exe
Resource
win10v2004-20240611-en
Malware Config
Targets
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Target
4bf98a0866632253ac02c2f1cf8458a67da8f675bdb6895e104a723e9f8f496a
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Size
2.7MB
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MD5
3cfcc096019f8f22bb8bad4e33ae8515
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SHA1
a4b4fa1e01bc4fbd1cce5949e811c31fbb2955f7
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SHA256
4bf98a0866632253ac02c2f1cf8458a67da8f675bdb6895e104a723e9f8f496a
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SHA512
8f89f94b6e59104a4d38f06c04003c2ad4568134e6fa12b49c35e3b5e8c87b41dddecdec9abdf7f0f656eaf9fadc38e0d6421b942419605f50de0e136c8ece7a
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SSDEEP
49152:VtzBOauT0i7ZSQcCG1+bLthSo9/ktjPf4EXzwgb+LquT05G:VtzaT00zcC8ahhSo9sRf44z1/5G
Score10/10-
Modifies visiblity of hidden/system files in Explorer
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Detects executables packed with Themida
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Virtualization/Sandbox Evasion
1