Analysis
- max time kernel
105s - max time network
138s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
- submitted
22/11/2022, 14:37
General
- Target file.exe
- Size 341KB
- Sample221122-ry5jrsba4w
- SHA256 3b4d5cf806be0080baa1cb7478ee4adb93f3dd2a219e4b83a4f315566299337a
Malware Config
Extracted
-
amadey
-
3.50
-
193.56.146.194/h49vlBP/index.php
Extracted
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redline
-
novr
-
31.41.244.14:4694
-
auth_value
34ddf4eb9326256f20a48cd5f1e9b496
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Detect Amadey credential stealer module 5 IoCs
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine payload 4 IoCs
- Blocklisted process makes network request 1 IoCs
- Downloads MZ/PE file
- Executes dropped EXE 4 IoCs
- Loads dropped DLL 7 IoCs
- Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 27 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\1000121001\lada.exe"C:\Users\Admin\AppData\Local\Temp\1000121001\lada.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
-
-
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C:\Windows\system32\taskeng.exetaskeng.exe {520B081A-5B07-4A9A-B31A-5F28002B23D6} S-1-5-21-3385717845-2518323428-350143044-1000:SABDUHNY\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
-
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
lada.exe
lada.exe
rovwer.exe
rovwer.exe
rovwer.exe
rovwer.exe
cred64.dll
lada.exe
rovwer.exe
rovwer.exe
cred64.dll
cred64.dll
cred64.dll
cred64.dll
memory/760-92-0x0000000000400000-0x000000000045B000-memory.dmp
memory/760-91-0x000000000062C000-0x000000000064B000-memory.dmp
memory/832-54-0x0000000075291000-0x0000000075293000-memory.dmp
memory/832-59-0x00000000005CC000-0x00000000005EB000-memory.dmp
memory/832-60-0x0000000000260000-0x000000000029E000-memory.dmp
memory/832-61-0x0000000000400000-0x000000000045B000-memory.dmp
memory/1236-79-0x0000000000400000-0x000000000045B000-memory.dmp
memory/1236-78-0x00000000005FC000-0x000000000061B000-memory.dmp
memory/1428-71-0x00000000000D0000-0x00000000000F8000-memory.dmp
memory/1636-87-0x0000000000141000-0x000000000015B000-memory.dmp
memory/2036-65-0x000000000060C000-0x000000000062B000-memory.dmp
memory/2036-66-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2036-74-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2036-73-0x000000000060C000-0x000000000062B000-memory.dmp