Analysis
- max time kernel
38s - max time network
135s - platform
windows10_x64 - resource
win10v20210408 - submitted
20/08/2021, 15:02
General
- Target 0bac14253d94be253c156c97155b6d1f.exe
- Size 545KB
- Sample210820-46pagar552
- SHA256 f5cbd5b2ead7671d3b38fcdd59d46b1c5d66023630edf54c092f31ce988afa6a
Malware Config
Extracted
-
redline
-
mix21.08
-
45.14.49.246:18015
Signatures
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine Payload 2 IoCs
- suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger
suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger
- 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
- Program crash 6 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 9 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0bac14253d94be253c156c97155b6d1f.exe"C:\Users\Admin\AppData\Local\Temp\0bac14253d94be253c156c97155b6d1f.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 7602⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 8442⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 12122⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 15722⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 15802⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Roaming\hyperc\apinesp.exeapinesp.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 15762⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/860-126-0x0000000007463000-0x0000000007464000-memory.dmp
memory/860-124-0x0000000007460000-0x0000000007461000-memory.dmp
memory/860-138-0x0000000009D70000-0x0000000009D71000-memory.dmp
memory/860-120-0x0000000000400000-0x0000000002CCD000-memory.dmp
memory/860-119-0x0000000002F40000-0x0000000002F6F000-memory.dmp
memory/860-121-0x00000000049D0000-0x00000000049EC000-memory.dmp
memory/860-122-0x0000000007470000-0x0000000007471000-memory.dmp
memory/860-128-0x00000000073F0000-0x00000000073F1000-memory.dmp
memory/860-127-0x0000000007970000-0x0000000007971000-memory.dmp
memory/860-125-0x0000000007462000-0x0000000007463000-memory.dmp
memory/860-137-0x0000000009B70000-0x0000000009B71000-memory.dmp
memory/860-123-0x0000000004E00000-0x0000000004E1A000-memory.dmp
memory/860-129-0x0000000007410000-0x0000000007411000-memory.dmp
memory/860-130-0x0000000007F90000-0x0000000007F91000-memory.dmp
memory/860-131-0x0000000007464000-0x0000000007466000-memory.dmp
memory/860-132-0x0000000008120000-0x0000000008121000-memory.dmp
memory/860-133-0x0000000008E00000-0x0000000008E01000-memory.dmp
memory/860-134-0x0000000008FD0000-0x0000000008FD1000-memory.dmp
memory/860-135-0x0000000009650000-0x0000000009651000-memory.dmp
memory/860-136-0x0000000009AA0000-0x0000000009AA1000-memory.dmp
memory/4648-114-0x0000000004AC0000-0x0000000004B8E000-memory.dmp
memory/4648-115-0x0000000000400000-0x0000000002D17000-memory.dmp