Analysis
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max time kernel
50s -
max time network
67s -
platform
windows10-1703_x64 -
resource
win10-20220901-en -
resource tags
arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system -
submitted
23-11-2022 14:36
Static task
static1
Behavioral task
behavioral1
Sample
a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exe
Resource
win10-20220901-en
General
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Target
a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exe
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Size
316KB
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MD5
33cd3263865106e58dc0bde2743e61be
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SHA1
eef698be023823262eaa3528e866f2c00a702500
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SHA256
a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97
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SHA512
60be0db9848a9d3b2a95bf0c5b91b306a4e6b6ecc8c784cf400601914c5b1b0fee20f8a03c84c16f055cd63167243e65a01870166f7322a146e9139f90f9e241
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SSDEEP
6144:WN+LhCCtup6zFpuCVCcadTNyZvMIy451DT33A3:WN+wCkKm+2T0ZUIy4fTA3
Malware Config
Extracted
redline
NanoID2022
185.106.92.111:2510
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auth_value
d5913c276c6c8b5735246051bef9a412
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 behavioral1/memory/4808-164-0x00000000025E0000-0x000000000261E000-memory.dmp family_redline behavioral1/memory/4808-171-0x00000000027A0000-0x00000000027DC000-memory.dmp family_redline -
Downloads MZ/PE file
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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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 2 IoCs
Processes:
OpenWith.exea9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000_Classes\Local Settings OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000_Classes\Local Settings a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exepid process 4808 a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exe 4808 a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exedescription pid process Token: SeDebugPrivilege 4808 a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
OpenWith.exepid process 3164 OpenWith.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exe"C:\Users\Admin\AppData\Local\Temp\a9959ac2c46261b6d061e0d4d73d5d379d3f3470c9be7bb5d951efc45342bb97.exe"1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4808
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3164