Analysis
- max time kernel
19s - max time network
136s - platform
windows10_x64 - resource
win10v20210410 - submitted
29/07/2021, 08:50
General
- Target 886cc521138c339c9278199461a50491.exe
- Size 624KB
- Sample210729-fv41a4bxtj
- SHA256 5940ba33eed4285ac4adc24b4196e812c7f11e20e45290cbf89c856a80c7cac8
Malware Config
Extracted
-
redline
-
MIX 29.07
-
185.215.113.17:18597
Signatures
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine Payload 2 IoCs
- suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger
- Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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.
- Legitimate hosting services abused for malware hosting/C2 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\886cc521138c339c9278199461a50491.exe"C:\Users\Admin\AppData\Local\Temp\886cc521138c339c9278199461a50491.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\dahgarq\apineshpp.exeapineshpp.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1776-126-0x00000000004E0000-0x000000000062A000-memory.dmp
memory/1776-124-0x0000000002790000-0x0000000002791000-memory.dmp
memory/1776-138-0x0000000007340000-0x0000000007341000-memory.dmp
memory/1776-119-0x0000000002210000-0x000000000222B000-memory.dmp
memory/1776-120-0x0000000004CF0000-0x0000000004CF1000-memory.dmp
memory/1776-121-0x0000000002480000-0x000000000249A000-memory.dmp
memory/1776-122-0x0000000005800000-0x0000000005801000-memory.dmp
memory/1776-129-0x0000000004CE2000-0x0000000004CE3000-memory.dmp
memory/1776-127-0x0000000000400000-0x00000000004D7000-memory.dmp
memory/1776-125-0x00000000027F0000-0x00000000027F1000-memory.dmp
memory/1776-137-0x0000000007260000-0x0000000007261000-memory.dmp
memory/1776-123-0x0000000002660000-0x0000000002661000-memory.dmp
memory/1776-130-0x0000000004CE3000-0x0000000004CE4000-memory.dmp
memory/1776-131-0x0000000004CE4000-0x0000000004CE6000-memory.dmp
memory/1776-128-0x0000000004CE0000-0x0000000004CE1000-memory.dmp
memory/1776-132-0x00000000051F0000-0x00000000051F1000-memory.dmp
memory/1776-133-0x0000000006510000-0x0000000006511000-memory.dmp
memory/1776-134-0x00000000066E0000-0x00000000066E1000-memory.dmp
memory/1776-135-0x0000000006CD0000-0x0000000006CD1000-memory.dmp
memory/1776-136-0x0000000007170000-0x0000000007171000-memory.dmp
memory/3680-115-0x0000000000400000-0x0000000000521000-memory.dmp
memory/3680-114-0x0000000002240000-0x000000000230C000-memory.dmp