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Analysis
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max time kernel
135s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
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submitted
11/10/2023, 10:24
General
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Target
aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe
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Size
5.4MB
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MD5
380b17feab2c2dc51b7940a95295678e
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SHA1
d39bb6eabdf04e535737f77ef838f5ad6bdb4b6a
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SHA256
aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312
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SHA512
728c01575152a1b8637bba1db1078e3c66e8631351c18ec55c4356e26af1fcd16b5d9698058e4247b7e43c5090f173b19d81664b1c60b03b6e98cb3f6a278c3e
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SSDEEP
98304:c6te5FnoajcsPJRRCsA7J//OaHvQyqW9oe4+JOijZdMAuaKzG3gu5:c75ZxPJRRy7h/8yh13jZSAuaqGwC
Malware Config
Signatures
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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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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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 15 IoCs
Detects Themida, an advanced Windows software protection system.
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Looks up external IP address via web service 5 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory 4 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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Modifies system certificate store 2 TTPs 3 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe"C:\Users\Admin\AppData\Local\Temp\aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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Filesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
4KB
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Filesize
4KB
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Filesize
1.7MB
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
432KB
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
432KB
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Filesize
14.1MB
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Filesize
1.7MB
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Filesize
432KB
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
14.1MB
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Filesize
432KB
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Filesize
1.7MB