Analysis
- max time kernel
129s - max time network
116s - platform
windows10_x64 - resource
win10v20201028 - submitted
04/11/2020, 06:37
General
- Target 05d8fd0f01dca3453f9a025f9866417c.exe
- Size 582KB
- Sample201104-av4fv1t416
- SHA256 7d957b25b466f6b1eca625ad56a3472a83b2efc825a5d056a7d11b1b74f17fa3
Malware Config
Signatures
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine Payload 30 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.
- Program crash 15 IoCs
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 18 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\05d8fd0f01dca3453f9a025f9866417c.exe"C:\Users\Admin\AppData\Local\Temp\05d8fd0f01dca3453f9a025f9866417c.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 7602⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 8442⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 12122⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 15722⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 15402⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exebestof.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 5323⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 5363⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 10123⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 10483⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 12443⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 12923⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 13523⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 16202⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 19162⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 18362⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/200-10-0x0000000004340000-0x0000000004341000-memory.dmp
memory/200-13-0x0000000004770000-0x0000000004771000-memory.dmp
memory/388-38-0x0000000004340000-0x0000000004341000-memory.dmp
memory/388-33-0x0000000004340000-0x0000000004341000-memory.dmp
memory/388-46-0x00000000047B0000-0x00000000047B1000-memory.dmp
memory/388-34-0x0000000004340000-0x0000000004341000-memory.dmp
memory/580-3-0x00000000045A0000-0x00000000045A1000-memory.dmp
memory/580-2-0x00000000045A0000-0x00000000045A1000-memory.dmp
memory/580-1-0x00000000041A0000-0x00000000041A1000-memory.dmp
memory/580-0-0x0000000002551000-0x0000000002553000-memory.dmp
memory/760-155-0x0000000004E20000-0x0000000004E21000-memory.dmp
memory/760-144-0x00000000044F0000-0x00000000044F1000-memory.dmp
memory/764-55-0x0000000004970000-0x0000000004971000-memory.dmp
memory/764-52-0x0000000004340000-0x0000000004341000-memory.dmp
memory/948-17-0x0000000005390000-0x0000000005391000-memory.dmp
memory/948-14-0x0000000004C60000-0x0000000004C61000-memory.dmp
memory/1616-30-0x0000000003FD0000-0x0000000003FD1000-memory.dmp
memory/1616-29-0x000000000243B000-0x000000000243C000-memory.dmp
memory/1616-32-0x00000000730A0000-0x000000007378E000-memory.dmp
memory/1616-72-0x0000000004310000-0x0000000004334000-memory.dmp
memory/1616-75-0x0000000006AF0000-0x0000000006AF1000-memory.dmp
memory/1616-76-0x00000000069B0000-0x00000000069D2000-memory.dmp
memory/1616-78-0x0000000006FF0000-0x0000000006FF1000-memory.dmp
memory/1616-79-0x0000000006A70000-0x0000000006A71000-memory.dmp
memory/1616-80-0x0000000006AB0000-0x0000000006AB1000-memory.dmp
memory/1616-88-0x0000000007620000-0x0000000007621000-memory.dmp
memory/1616-114-0x00000000077A0000-0x00000000077A1000-memory.dmp
memory/1616-31-0x0000000004310000-0x0000000004311000-memory.dmp
memory/2268-18-0x0000000004A20000-0x0000000004A21000-memory.dmp
memory/2268-21-0x0000000005250000-0x0000000005251000-memory.dmp
memory/2720-71-0x0000000004E70000-0x0000000004E71000-memory.dmp
memory/2720-77-0x0000000005720000-0x0000000005721000-memory.dmp
memory/2728-7-0x00000000053B0000-0x00000000053B1000-memory.dmp
memory/2728-5-0x0000000004D80000-0x0000000004D81000-memory.dmp
memory/2728-4-0x0000000004D80000-0x0000000004D81000-memory.dmp
memory/3308-56-0x00000000046E0000-0x00000000046E1000-memory.dmp
memory/3308-65-0x0000000004D10000-0x0000000004D11000-memory.dmp
memory/3444-25-0x0000000005600000-0x0000000005601000-memory.dmp
memory/3444-22-0x0000000004DD0000-0x0000000004DD1000-memory.dmp
memory/3472-81-0x0000000004A70000-0x0000000004A71000-memory.dmp
memory/3472-85-0x00000000051A0000-0x00000000051A1000-memory.dmp
memory/3668-184-0x0000000004340000-0x0000000004341000-memory.dmp
memory/3668-197-0x0000000004C70000-0x0000000004C71000-memory.dmp
memory/3808-175-0x0000000004C70000-0x0000000004C71000-memory.dmp
memory/3808-163-0x0000000004340000-0x0000000004341000-memory.dmp
memory/3824-131-0x0000000004E70000-0x0000000004E71000-memory.dmp
memory/3824-139-0x00000000057A0000-0x00000000057A1000-memory.dmp
memory/3972-120-0x00000000047E0000-0x00000000047E1000-memory.dmp
memory/3972-127-0x0000000005010000-0x0000000005011000-memory.dmp