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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
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
11/10/2023, 10:24
Behavioral task
behavioral1
Sample
aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe
Resource
win7-20230831-en
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
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Control Panel\International\Geo\Nation aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe -
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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resource yara_rule behavioral1/memory/2416-0-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-1-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-11-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-12-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-13-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-14-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-15-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-16-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-17-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-18-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-19-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-20-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-29-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-66-0x000000013FA20000-0x0000000140839000-memory.dmp themida behavioral1/memory/2416-91-0x000000013FA20000-0x0000000140839000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe -
Looks up external IP address via web service 5 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 3 api.myip.com 8 api64.ipify.org 9 api64.ipify.org 11 ipinfo.io 12 ipinfo.io -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\GroupPolicy aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe File opened for modification C:\Windows\System32\GroupPolicy\gpt.ini aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2416 aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe -
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474 aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2416 aa3d40c34d88ebc024f798e3e5a720e6cd7f6f447cdfbbead1f0c5bba72d4312.exe
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
PID:2416
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