Analysis
- max time kernel
39s - max time network
111s - platform
windows10_x64 - resource
win10v20210410 - submitted
02/06/2021, 17:27
General
- Target 280a373aec655c9ccf403f483e5b9a1e.exe
- Size 709KB
- Sample210602-bx2dhcmqss
- SHA256 20036230ee53d30df166ab15a8485e5eb86f4273b6732497d6c49221e4dc8569
Malware Config
Extracted
-
redline
-
MIX 02.06
-
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
- 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
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\280a373aec655c9ccf403f483e5b9a1e.exe"C:\Users\Admin\AppData\Local\Temp\280a373aec655c9ccf403f483e5b9a1e.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\nailedp\edspolishpp.exeedspolishpp.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/680-115-0x0000000000400000-0x00000000004D5000-memory.dmp
memory/680-114-0x00000000020E0000-0x00000000021AE000-memory.dmp
memory/1844-124-0x00000000056F0000-0x00000000056F1000-memory.dmp
memory/1844-129-0x0000000004B63000-0x0000000004B64000-memory.dmp
memory/1844-120-0x0000000004B70000-0x0000000004B71000-memory.dmp
memory/1844-121-0x0000000004B10000-0x0000000004B28000-memory.dmp
memory/1844-122-0x0000000005070000-0x0000000005071000-memory.dmp
memory/1844-123-0x00000000056C0000-0x00000000056C1000-memory.dmp
memory/1844-125-0x00000000005E0000-0x000000000060E000-memory.dmp
memory/1844-126-0x0000000000400000-0x0000000000467000-memory.dmp
memory/1844-119-0x0000000002070000-0x000000000208A000-memory.dmp
memory/1844-128-0x0000000004B62000-0x0000000004B63000-memory.dmp
memory/1844-130-0x0000000004B64000-0x0000000004B66000-memory.dmp
memory/1844-127-0x0000000004B60000-0x0000000004B61000-memory.dmp
memory/1844-131-0x0000000005740000-0x0000000005741000-memory.dmp
memory/1844-132-0x00000000058D0000-0x00000000058D1000-memory.dmp
memory/1844-133-0x0000000006370000-0x0000000006371000-memory.dmp
memory/1844-134-0x0000000006650000-0x0000000006651000-memory.dmp
memory/1844-135-0x0000000006820000-0x0000000006821000-memory.dmp
memory/1844-136-0x0000000006E60000-0x0000000006E61000-memory.dmp