Analysis
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max time kernel
115s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
04-03-2024 08:42
Static task
static1
Behavioral task
behavioral1
Sample
2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe
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Size
8.3MB
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MD5
28e828c91372dd874833bd51c842bc92
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SHA1
1d6e8b0830efff00f740f7b197aa4cea961d0d14
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SHA256
51e2519b3e421f5158b45b8304bac9cf95c79d734062ccd2b014636d1ab3dfe9
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SHA512
58aa6265a7e7f5d13a061597d51c9dde92211b504c3804f20e0c4db9c6ad28fa63856fca696fdb22ae2f71b86af0b3b5020922fca04b61fab31f4d0a42b466c7
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SSDEEP
196608:qUBkRPBCOPgfQ54genHMhxCm8j3xDT95Eiq49pFLOyomFHKnP:qUBkRPB+Q54TMhxCXjlT9KitpF
Malware Config
Signatures
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Banload
Banload variants download malicious files, then install and execute the files.
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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__ 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.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 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32\ = "C:\\Windows\\SysWOW64\\avifil32.dll" 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32\ThreadingModel = "Both" 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A} 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\ = "ACM Compressed Audio Stream" 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3764 wrote to memory of 4392 3764 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe 95 PID 3764 wrote to memory of 4392 3764 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe 95 PID 3764 wrote to memory of 4392 3764 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe 95 PID 3764 wrote to memory of 4392 3764 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe 95 PID 3764 wrote to memory of 4392 3764 2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3764 -
C:\Users\Admin\AppData\Local\Temp\2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-04_28e828c91372dd874833bd51c842bc92_mafia_magniber.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Modifies registry class
PID:4392
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1312 --field-trial-handle=2280,i,8281149332300504990,9122875031903898779,262144 --variations-seed-version /prefetch:81⤵PID:3084