Analysis
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max time kernel
145s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05/03/2024, 23:37
Behavioral task
behavioral1
Sample
b5f2049cce55c465bb3c4ed1ea424960.exe
Resource
win7-20240221-en
12 signatures
150 seconds
General
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Target
b5f2049cce55c465bb3c4ed1ea424960.exe
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Size
3.3MB
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MD5
b5f2049cce55c465bb3c4ed1ea424960
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SHA1
99ad1dbf6ba2806fb73a3b48b2fc6544aa8510ef
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SHA256
3fb5d581908006ebf02c95e6811711a4c3fe211ec9e7ba029003894a60082e48
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SHA512
aa2c5dcb0c99e139815b3dab18630a754cb6ca79009d5055bf251885af22fa5311ce1598e9c2f7eba84d97682df04590a65437f02959f8058f940c89eb9d0a64
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SSDEEP
98304:45eezchKvrp1oBwwRjv50iry21hYJqdGxHprjbXAi3Lyrofv:ASAp1i9RjvHV1hMqd2HpF3fv
Malware Config
Extracted
Family
redline
Botnet
@SabayNigger
C2
185.241.54.128:47729
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 3 IoCs
resource yara_rule behavioral1/memory/2648-44-0x00000000003E0000-0x0000000000402000-memory.dmp family_redline behavioral1/memory/2648-51-0x0000000000460000-0x0000000000480000-memory.dmp family_redline behavioral1/memory/2648-58-0x00000000055D0000-0x0000000005610000-memory.dmp family_redline -
SectopRAT payload 4 IoCs
resource yara_rule behavioral1/memory/2648-44-0x00000000003E0000-0x0000000000402000-memory.dmp family_sectoprat behavioral1/memory/2648-51-0x0000000000460000-0x0000000000480000-memory.dmp family_sectoprat behavioral1/memory/2648-52-0x00000000055D0000-0x0000000005610000-memory.dmp family_sectoprat behavioral1/memory/2648-58-0x00000000055D0000-0x0000000005610000-memory.dmp family_sectoprat -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ b5f2049cce55c465bb3c4ed1ea424960.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 b5f2049cce55c465bb3c4ed1ea424960.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion b5f2049cce55c465bb3c4ed1ea424960.exe -
resource yara_rule behavioral1/memory/2016-25-0x0000000000F90000-0x0000000001866000-memory.dmp themida behavioral1/memory/2016-26-0x0000000000F90000-0x0000000001866000-memory.dmp themida behavioral1/memory/2016-41-0x0000000000F90000-0x0000000001866000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA b5f2049cce55c465bb3c4ed1ea424960.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2016 b5f2049cce55c465bb3c4ed1ea424960.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2016 set thread context of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2648 b5f2049cce55c465bb3c4ed1ea424960.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29 PID 2016 wrote to memory of 2648 2016 b5f2049cce55c465bb3c4ed1ea424960.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\b5f2049cce55c465bb3c4ed1ea424960.exe"C:\Users\Admin\AppData\Local\Temp\b5f2049cce55c465bb3c4ed1ea424960.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 SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Users\Admin\AppData\Local\Temp\b5f2049cce55c465bb3c4ed1ea424960.exeC:\Users\Admin\AppData\Local\Temp\b5f2049cce55c465bb3c4ed1ea424960.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2648
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