Analysis
- max time kernel
121s - max time network
121s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
01/01/2022, 23:01
General
- Target ff65678185a258e7673550fb7e84260f.exe
- Size 713KB
- Sample220101-2zjc2agdgp
- SHA256 8531f21496d70ac1be7776820ceaae3dd210d71b8a91d61c2e8b37f7daadcc48
Malware Config
Signatures
- suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger
suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger
- suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
- 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 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ff65678185a258e7673550fb7e84260f.exe"C:\Users\Admin\AppData\Local\Temp\ff65678185a258e7673550fb7e84260f.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Green\neofim.exeneofim.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/832-129-0x0000000002723000-0x0000000002724000-memory.dmp
memory/832-128-0x0000000002722000-0x0000000002723000-memory.dmp
memory/832-141-0x00000000067E0000-0x0000000006D0C000-memory.dmp
memory/832-123-0x0000000000400000-0x0000000000485000-memory.dmp
memory/832-122-0x00000000001C0000-0x00000000001F9000-memory.dmp
memory/832-124-0x0000000002570000-0x00000000025A4000-memory.dmp
memory/832-125-0x0000000004C80000-0x000000000517E000-memory.dmp
memory/832-131-0x00000000026B0000-0x00000000026C2000-memory.dmp
memory/832-130-0x0000000005180000-0x0000000005786000-memory.dmp
memory/832-127-0x0000000002720000-0x0000000002721000-memory.dmp
memory/832-140-0x0000000006610000-0x00000000067D2000-memory.dmp
memory/832-126-0x00000000025E0000-0x0000000002612000-memory.dmp
memory/832-132-0x0000000005790000-0x000000000589A000-memory.dmp
memory/832-133-0x0000000002724000-0x0000000002726000-memory.dmp
memory/832-134-0x00000000058A0000-0x00000000058DE000-memory.dmp
memory/832-135-0x00000000058F0000-0x000000000593B000-memory.dmp
memory/832-136-0x0000000005A90000-0x0000000005AF6000-memory.dmp
memory/832-137-0x0000000006230000-0x00000000062A6000-memory.dmp
memory/832-138-0x00000000062F0000-0x0000000006382000-memory.dmp
memory/832-139-0x00000000063E0000-0x00000000063FE000-memory.dmp
memory/2584-116-0x00000000007B0000-0x000000000087E000-memory.dmp
memory/2584-117-0x0000000000400000-0x00000000004D4000-memory.dmp