Analysis
-
max time kernel
63s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
15/09/2022, 23:25
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
General
-
Target
file.exe
-
Size
4.8MB
-
MD5
329c9847136f7c8275f666b7a1f8349a
-
SHA1
d3fe427ef11c6e8df2f89f13bf622f6430c5539a
-
SHA256
e8e915b8e186fc9338ad8e565dc9e65eeb58f793e10cba19f9d1ac013a4151df
-
SHA512
10b4a3b494527e63096b80dd483e2af9860acddd861706f4b4c49f0638e74b54694e5c6ab12364f81ae0b3ed9f7cbcf50fc1c1356e9c5a27e7f41e8a1abef8c9
-
SSDEEP
98304:Ye9BACrVSi0Q4Cw2A2iog3ncx0Ir15WBD9KyuypssWra8TwOAJiqoFcTWnZ15W:YKKCJSTQxw2A2Hg3ncRr1u9FZ+sWra8V
Malware Config
Signatures
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 2 IoCs
resource yara_rule behavioral2/memory/2472-138-0x00000000009D0000-0x00000000013D4000-memory.dmp family_redline behavioral2/memory/2472-152-0x00000000009D0000-0x00000000013D4000-memory.dmp family_redline -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ file.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 file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
resource yara_rule behavioral2/memory/2472-138-0x00000000009D0000-0x00000000013D4000-memory.dmp themida behavioral2/memory/2472-152-0x00000000009D0000-0x00000000013D4000-memory.dmp themida -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA file.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2472 file.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2472 file.exe 2472 file.exe 2472 file.exe 2472 file.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2472 file.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2472