Analysis
- max time kernel
101s - max time network
134s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
01/12/2022, 00:08
General
- Target file.exe
- Size 243KB
- Sample221201-aexldage73
- SHA256 31e4b157fb6b017d98c64b27da73b1a0d1e2cdc3ce3357abfb15eac4c259fe6d
Malware Config
Extracted
-
amadey
-
3.50
-
31.41.244.17/hfk3vK9/index.php
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Detect Amadey credential stealer module 6 IoCs
- Blocklisted process makes network request 1 IoCs
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 6 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.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
- 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 4 IoCs
- Suspicious use of WriteProcessMemory 23 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
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /F3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\56a1c3d463f381\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 {A5709E92-DE72-41C2-948F-53A06096F875} S-1-5-21-999675638-2867687379-27515722-1000:ORXGKKZC\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
-
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
gntuud.exe
gntuud.exe
gntuud.exe
gntuud.exe
cred64.dll
gntuud.exe
gntuud.exe
cred64.dll
cred64.dll
cred64.dll
cred64.dll
memory/1452-88-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1452-87-0x00000000002CD000-0x00000000002EC000-memory.dmp
memory/1640-70-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1640-65-0x000000000051D000-0x000000000053C000-memory.dmp
memory/1640-66-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1640-69-0x000000000051D000-0x000000000053C000-memory.dmp
memory/1904-83-0x0000000000190000-0x00000000001B4000-memory.dmp
memory/1916-75-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1916-74-0x000000000050D000-0x000000000052C000-memory.dmp
memory/1960-57-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1960-54-0x0000000075451000-0x0000000075453000-memory.dmp
memory/1960-62-0x00000000005ED000-0x000000000060C000-memory.dmp
memory/1960-56-0x0000000000220000-0x000000000025E000-memory.dmp
memory/1960-55-0x00000000005ED000-0x000000000060C000-memory.dmp
memory/1960-63-0x0000000000400000-0x0000000000472000-memory.dmp