Analysis
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max time kernel
140s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
26-06-2022 05:17
Static task
static1
Behavioral task
behavioral1
Sample
84tor.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
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Target
84tor.exe
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Size
2.4MB
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MD5
f9ce2da9564db8c5f99ef2822669cdb2
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SHA1
89904ea89f5114567d7f5bda9a46414e80b9b8d1
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SHA256
0200431b94084f2b3509336ae5f27a034c8d93b8281d3a45e010299a051f2e8f
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SHA512
9fbb4bf21dc1c0c18a85a1fd346cba6b90e62a37424ddac8877939e1dad97062aee4327262c0632a94c072aef50a5f24803f391f8f47493b65a823083b3b04f7
Malware Config
Extracted
Family
redline
Botnet
cheat
C2
84.38.132.100:29934
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4840-133-0x0000000000700000-0x0000000000D5A000-memory.dmp family_redline behavioral2/memory/4840-134-0x0000000000700000-0x0000000000D5A000-memory.dmp family_redline -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
84tor.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 84tor.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
84tor.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 84tor.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 84tor.exe -
Processes:
resource yara_rule behavioral2/memory/4840-133-0x0000000000700000-0x0000000000D5A000-memory.dmp themida behavioral2/memory/4840-134-0x0000000000700000-0x0000000000D5A000-memory.dmp themida -
Processes:
84tor.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 84tor.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
84tor.exepid process 4840 84tor.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
84tor.exedescription pid process Token: SeDebugPrivilege 4840 84tor.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\84tor.exe"C:\Users\Admin\AppData\Local\Temp\84tor.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/4840-130-0x0000000000700000-0x0000000000D5A000-memory.dmpFilesize
6.4MB
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memory/4840-133-0x0000000000700000-0x0000000000D5A000-memory.dmpFilesize
6.4MB
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memory/4840-134-0x0000000000700000-0x0000000000D5A000-memory.dmpFilesize
6.4MB
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memory/4840-135-0x0000000077270000-0x0000000077413000-memory.dmpFilesize
1.6MB
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memory/4840-136-0x0000000006010000-0x0000000006628000-memory.dmpFilesize
6.1MB
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memory/4840-137-0x0000000005910000-0x0000000005922000-memory.dmpFilesize
72KB
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memory/4840-138-0x0000000005970000-0x00000000059AC000-memory.dmpFilesize
240KB
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memory/4840-139-0x0000000005C20000-0x0000000005D2A000-memory.dmpFilesize
1.0MB
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memory/4840-140-0x0000000000700000-0x0000000000D5A000-memory.dmpFilesize
6.4MB
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memory/4840-141-0x0000000077270000-0x0000000077413000-memory.dmpFilesize
1.6MB