Resubmissions
16/03/2025, 11:20
250316-nfmz8asqw8 616/03/2025, 04:27
250316-e2977s1wes 1016/03/2025, 04:26
250316-e2ndfavmt5 6Analysis
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max time kernel
66s -
max time network
45s -
platform
windows11-21h2_x64 -
resource
win11-20250314-en -
resource tags
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submitted
16/03/2025, 11:20
General
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Target
Bootstrapper.exe
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Size
795KB
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MD5
365971e549352a15e150b60294ec2e57
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SHA1
2932242b427e81b1b4ac8c11fb17793eae0939f7
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SHA256
faad2bc8e61b75e595a80ff2b6d150ff8b27187a8ba426cc1e5e38e193ab6d42
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SHA512
f7ba1353e880213a6bdf5bd1dfdfd42a0acf4066a540a502e8df8fec8eac7fb80b75aa52e68eca98be3f7701da48eb90758e5b94d72013d3dff05e0aaf27e938
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SSDEEP
12288:GYa9sBhIBdCdbX1USoeQDj/VNpA+dZIznBpGTEy:Pa98hIBdjSoeQDj/VNpZdZIznBpg
Malware Config
Signatures
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Modifies registry class 1 IoCs
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Suspicious behavior: EnumeratesProcesses 13 IoCs
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Suspicious use of AdjustPrivilegeToken 11 IoCs
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Suspicious use of FindShellTrayWindow 39 IoCs
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Suspicious use of SendNotifyMessage 38 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /01⤵
- Checks SCSI registry key(s)
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵
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C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files\7-Zip\7zG.exe"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\AppData\Roaming\" -an -ai#7zMap9407:98:7zEvent148051⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
847B
MD5ef375f28c91db0202bf7db29c0cbc2ce
SHA15a3f5d4ec75a468b908c2eb2b9e6f4b1e76c1017
SHA256f4d1c038db378dec10e7e2fc81ccc2e2d4b8132ef0d66905e3625a0b0cbbde5f
SHA512f18141e352fcd253e02cb25fa0cff29ab06dec62bafd5aa80ca48c959d1dba97deae830d01bf521f851a8143b9416747eb170d0cedafa32b59155027c02f244d
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
824KB