Analysis
- max time kernel
147s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
18/03/2024, 10:25
General
- Target d345138f48b7d610e4f7d280504a5a36.exe
- Size 2.7MB
- Sample240318-mfxc8afa9s
- SHA256 f5fbd66fa754b518289e512f61ed872924ff06f80ec48dc08bd270b179d783cd
Malware Config
Extracted
-
bitrat
-
1.38
-
dopeonlineforwarding.xyz:6620
-
communication_password
d74a214501c1c40b2c77e995082f3587
-
tor_process
tor
Signatures
- BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
- CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
- Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
- Looks for VMWare Tools registry key 2 TTPs 1 IoCs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- UPX packed file 28 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
- Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d345138f48b7d610e4f7d280504a5a36.exe"C:\Users\Admin\AppData\Local\Temp\d345138f48b7d610e4f7d280504a5a36.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NWKQwZWIgp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3A26.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\d345138f48b7d610e4f7d280504a5a36.exe"C:\Users\Admin\AppData\Local\Temp\d345138f48b7d610e4f7d280504a5a36.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
tmp3A26.tmp
memory/1132-44-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-43-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-57-0x0000000074E70000-0x0000000074EA9000-memory.dmp
memory/1132-56-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-55-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-54-0x0000000074E70000-0x0000000074EA9000-memory.dmp
memory/1132-53-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-52-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-51-0x0000000074E70000-0x0000000074EA9000-memory.dmp
memory/1132-50-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-31-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-48-0x0000000074E70000-0x0000000074EA9000-memory.dmp
memory/1132-32-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-47-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-19-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-21-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-22-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-25-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-46-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-23-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-26-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-27-0x0000000074A90000-0x0000000074AC9000-memory.dmp
memory/1132-28-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-29-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-45-0x0000000074E70000-0x0000000074EA9000-memory.dmp
memory/1132-49-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-30-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-33-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-34-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-35-0x0000000074E70000-0x0000000074EA9000-memory.dmp
memory/1132-36-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-37-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-38-0x0000000074E70000-0x0000000074EA9000-memory.dmp
memory/1132-39-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-40-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-41-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1132-42-0x0000000074E70000-0x0000000074EA9000-memory.dmp
memory/4464-9-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/4464-7-0x0000000008230000-0x0000000008286000-memory.dmp
memory/4464-2-0x0000000008050000-0x00000000080EC000-memory.dmp
memory/4464-24-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/4464-1-0x0000000000EF0000-0x00000000011B6000-memory.dmp
memory/4464-13-0x0000000006810000-0x0000000006876000-memory.dmp
memory/4464-0-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/4464-11-0x0000000006420000-0x00000000065E0000-memory.dmp
memory/4464-12-0x0000000006600000-0x0000000006778000-memory.dmp
memory/4464-8-0x0000000005530000-0x0000000005542000-memory.dmp
memory/4464-10-0x00000000083D0000-0x00000000083E0000-memory.dmp
memory/4464-6-0x0000000008120000-0x000000000812A000-memory.dmp
memory/4464-5-0x00000000083D0000-0x00000000083E0000-memory.dmp
memory/4464-4-0x0000000008190000-0x0000000008222000-memory.dmp
memory/4464-3-0x00000000086A0000-0x0000000008C44000-memory.dmp