Analysis
- max time kernel
149s - max time network
149s - platform
windows10_x64 - resource
win10v20201028 - submitted
10/11/2020, 11:08
General
- Target af4cf51f4a1e29d76867b510c0d7fae11f20b43e2405c85986b5e957ea6f00cb.exe
- Size 220KB
- Sample201110-ttpy4jan7n
- SHA256 af4cf51f4a1e29d76867b510c0d7fae11f20b43e2405c85986b5e957ea6f00cb
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- Executes dropped EXE 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs
- Modifies service 2 TTPs 26 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 92 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\af4cf51f4a1e29d76867b510c0d7fae11f20b43e2405c85986b5e957ea6f00cb.exe"C:\Users\Admin\AppData\Local\Temp\af4cf51f4a1e29d76867b510c0d7fae11f20b43e2405c85986b5e957ea6f00cb.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WsmPty32.exe"C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WsmPty32.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies service
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn Admin /tr "\"C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WsmPty32.exe\" arguments" /sc MINUTE /mo 13⤵
- Creates scheduled task(s)
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe"2⤵
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 5 && del "C:\Users\Admin\AppData\Local\Temp\af4cf51f4a1e29d76867b510c0d7fae11f20b43e2405c85986b5e957ea6f00cb.exe" && del "C:\Users\Admin\AppData\Local\Temp\af4cf51f4a1e29d76867b510c0d7fae11f20b43e2405c85986b5e957ea6f00cb.exe.config"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵
-
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WsmPty32.exeC:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WsmPty32.exe arguments1⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WsmPty32.exeC:\Users\Admin\AppData\Local\_foldernamelocalappdata_\WsmPty32.exe arguments1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/728-0-0x00007FFD721D0000-0x00007FFD72B70000-memory.dmp
memory/2892-84-0x0000000020D30000-0x0000000020D31000-memory.dmp
memory/2892-106-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-13-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-14-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-15-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-16-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-17-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-18-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-19-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-20-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-21-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-22-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-23-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-24-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-25-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-26-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-27-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-28-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-29-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-30-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-31-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-32-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-33-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-34-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-35-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-36-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-37-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-38-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-39-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-40-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-41-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-42-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-43-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-44-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-45-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-89-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-47-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-48-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-49-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-50-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-51-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-52-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-53-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-54-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-55-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-56-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-57-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-58-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-59-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-60-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-61-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-62-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-63-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-64-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-65-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-66-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-67-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-68-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-69-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-70-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-71-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-72-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-73-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-74-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-75-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-76-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-77-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-78-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-79-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-11-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-85-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-86-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-98-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-12-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-46-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-90-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-91-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-92-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-93-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-94-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-95-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-96-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-97-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-87-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-99-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-100-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-101-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-102-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-103-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-104-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-105-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-88-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-107-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-108-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-109-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-110-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-111-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-112-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-113-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-114-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-115-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-116-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-117-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-118-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-119-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-120-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-121-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-122-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-123-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-124-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-125-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-126-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-127-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-129-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-128-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-130-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-131-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-132-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-133-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-134-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-135-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-136-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-137-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-138-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-139-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-140-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-141-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-142-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-143-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-144-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-145-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-146-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-147-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-148-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-149-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-150-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-151-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-152-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-153-0x0000000020830000-0x000000002084C000-memory.dmp
memory/2892-230-0x0000000020D30000-0x0000000020D31000-memory.dmp
memory/2892-231-0x0000000020F30000-0x0000000020F31000-memory.dmp
memory/2892-10-0x0000000020D30000-0x0000000020D31000-memory.dmp
memory/2892-5-0x00007FFD721D0000-0x00007FFD72B70000-memory.dmp
memory/3000-233-0x00007FFD721D0000-0x00007FFD72B70000-memory.dmp
memory/3872-236-0x00007FFD721D0000-0x00007FFD72B70000-memory.dmp