Analysis
- max time kernel
128s - max time network
139s - platform
windows10_x64 - resource
win10v20201028 - submitted
24/12/2020, 20:32
General
- Target SecuriteInfo.com.Artemis95AEA26966CF.21232.exe
- Size 699KB
- Sample201224-8qsm44jd36
- SHA256 af32fb5cf9a15d419da3f6f33370de5aa3e4b81975348743f37b45a55da0f621
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
- UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- 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\SecuriteInfo.com.Artemis95AEA26966CF.21232.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Artemis95AEA26966CF.21232.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\leadentop\bestof.exebestof.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/576-3-0x0000000005680000-0x0000000005681000-memory.dmp
memory/576-2-0x0000000005434000-0x0000000005435000-memory.dmp
memory/3020-10-0x00000000722B0000-0x000000007299E000-memory.dmp
memory/3020-7-0x00000000053D1000-0x00000000053D2000-memory.dmp
memory/3020-8-0x00000000054C0000-0x00000000054C1000-memory.dmp
memory/3020-9-0x0000000007200000-0x0000000007201000-memory.dmp
memory/3020-11-0x0000000007160000-0x0000000007184000-memory.dmp
memory/3020-12-0x0000000009910000-0x0000000009911000-memory.dmp
memory/3020-13-0x0000000009840000-0x0000000009862000-memory.dmp
memory/3020-14-0x0000000009E10000-0x0000000009E11000-memory.dmp
memory/3020-15-0x000000000A420000-0x000000000A421000-memory.dmp
memory/3020-16-0x000000000A460000-0x000000000A461000-memory.dmp
memory/3020-17-0x000000000A4A0000-0x000000000A4A1000-memory.dmp
memory/3020-18-0x000000000A620000-0x000000000A621000-memory.dmp