Analysis
- max time kernel
153s - max time network
127s - platform
windows10_x64 - resource
win10-en-20210920 - submitted
08/10/2021, 12:13
General
- Target SecuriteInfo.com.W32.AIDetect.malware2.21009.30791.exe
- Size 193KB
- Sample211008-pdr2tsebh2
- SHA256 9bec2f9c52d746d49dffd22fc0cf217c87970b85d7fb4e19e908edc0eb48c16a
Malware Config
Extracted
-
smokeloader
-
2020
-
http://fazanaharahe10.top/
-
http://xandelissane20.top/
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http://ustiassosale30.top/
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http://cytheriata40.top/
-
http://ggiergionard50.top/
Extracted
-
raccoon
-
1.8.2
-
8d179b9e611eee525425544ee8c6d77360ab7cd9
-
url4cnc
http://teletop.top/agrybirdsgamerept
http://teleta.top/agrybirdsgamerept
https://t.me/agrybirdsgamerept
Signatures
- Raccoon
Simple but powerful infostealer which was very active in 2019.
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
- Deletes itself 1 IoCs
- Loads dropped DLL 5 IoCs
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
- Accesses Microsoft Outlook profiles 1 TTPs 8 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious use of SetThreadContext 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware2.21009.30791.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware2.21009.30791.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware2.21009.30791.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware2.21009.30791.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
-
C:\Users\Admin\AppData\Local\Temp\9DF.exeC:\Users\Admin\AppData\Local\Temp\9DF.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
-
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\9DF.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/628-123-0x0000000002E41000-0x0000000002E90000-memory.dmp
memory/628-125-0x0000000000400000-0x0000000002BB6000-memory.dmp
memory/628-124-0x0000000002BC0000-0x0000000002C6E000-memory.dmp
memory/920-117-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2468-115-0x0000000002E21000-0x0000000002E2A000-memory.dmp
memory/2468-116-0x0000000000030000-0x0000000000039000-memory.dmp
memory/3040-119-0x00000000007B0000-0x00000000007C6000-memory.dmp