Analysis
- max time kernel
149s - max time network
148s - platform
windows10_x64 - resource
win10v20201028 - submitted
19/02/2021, 07:16
General
- Target be1af4ebc3fa60141274956ad3593f65.exe
- Size 530KB
- Sample210219-rnmp2pnycn
- SHA256 e07e702d1247fd8b230d21bba94b581f65f27e811c59a28896fcea29ddb3d2de
Malware Config
Signatures
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine Payload 2 IoCs
- Executes dropped EXE 1 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- 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 use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\be1af4ebc3fa60141274956ad3593f65.exe"C:\Users\Admin\AppData\Local\Temp\be1af4ebc3fa60141274956ad3593f65.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\paperships\noabu.exenoabu.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1032-3-0x0000000000DE0000-0x0000000000EAF000-memory.dmp
memory/1032-4-0x0000000000400000-0x00000000004D5000-memory.dmp
memory/1032-2-0x0000000000DE0000-0x0000000000DE1000-memory.dmp
memory/2792-14-0x0000000004F50000-0x0000000004F51000-memory.dmp
memory/2792-16-0x0000000004E50000-0x0000000004E51000-memory.dmp
memory/2792-9-0x0000000002770000-0x0000000002771000-memory.dmp
memory/2792-10-0x0000000073000000-0x00000000736EE000-memory.dmp
memory/2792-11-0x00000000008B0000-0x00000000008E5000-memory.dmp
memory/2792-12-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2792-13-0x00000000028C0000-0x00000000028E9000-memory.dmp
memory/2792-15-0x0000000004E20000-0x0000000004E47000-memory.dmp
memory/2792-8-0x0000000000C60000-0x0000000000C61000-memory.dmp
memory/2792-17-0x0000000004EF0000-0x0000000004EF1000-memory.dmp
memory/2792-18-0x0000000004F40000-0x0000000004F41000-memory.dmp
memory/2792-19-0x0000000005480000-0x0000000005481000-memory.dmp
memory/2792-20-0x0000000004F42000-0x0000000004F43000-memory.dmp
memory/2792-22-0x0000000004F43000-0x0000000004F44000-memory.dmp
memory/2792-21-0x0000000005B20000-0x0000000005B21000-memory.dmp
memory/2792-23-0x0000000004F44000-0x0000000004F46000-memory.dmp
memory/2792-24-0x0000000005B40000-0x0000000005B41000-memory.dmp
memory/2792-25-0x0000000005CB0000-0x0000000005CB1000-memory.dmp
memory/2792-26-0x0000000005E30000-0x0000000005E31000-memory.dmp