Resubmissions
10/04/2024, 11:59
240410-n5sxrsaa2t1010/04/2024, 11:59
240410-n5sl1aeg921010/04/2024, 11:59
240410-n5r1gaeg891010/04/2024, 11:59
240410-n5rdyaeg871015/02/2024, 02:33
240215-c16ghsfc2310Analysis
- max time kernel
143s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
15/02/2024, 02:33
General
- Target 9cba67b5a3086744c0d4f831079b319b.exe
- Size 5.1MB
- Sample240215-c16ghsfc23
- SHA256 28323ee7a1adaee55fe254d8a6fad742294a4e7e0ad89589707da2a1a9e32486
Malware Config
Extracted
-
bitrat
-
1.35
-
4napo6g3cp6av4hmxmwzi5lyojpfk3i2kl2tpssb2wvidqsa3kzo6eyd.onion:80
-
communication_password
e10adc3949ba59abbe56e057f20f883e
-
tor_process
windows32file
Signatures
- BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- ACProtect 1.3x - 1.4x DLL software 11 IoCs
Detects file using ACProtect software.
- Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 9 IoCs
- UPX packed file 29 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- 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).
- Modifies registry class 1 IoCs
- Suspicious behavior: EnumeratesProcesses 12 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 27 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\9cba67b5a3086744c0d4f831079b319b.exe"C:\Users\Admin\AppData\Local\Temp\9cba67b5a3086744c0d4f831079b319b.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\_Hvpysyhfnmjvko.vbs"2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath C:\,'C:\Users\Admin\AppData\Roaming\chrome\google\chrome.exe'3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Users\Admin\AppData\Local\Temp\9cba67b5a3086744c0d4f831079b319b.exeC:\Users\Admin\AppData\Local\Temp\9cba67b5a3086744c0d4f831079b319b.exe2⤵
-
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C:\Users\Admin\AppData\Local\Temp\9cba67b5a3086744c0d4f831079b319b.exeC:\Users\Admin\AppData\Local\Temp\9cba67b5a3086744c0d4f831079b319b.exe2⤵
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C:\Users\Admin\AppData\Local\Temp\9cba67b5a3086744c0d4f831079b319b.exeC:\Users\Admin\AppData\Local\Temp\9cba67b5a3086744c0d4f831079b319b.exe2⤵
- Checks computer location settings
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\c3b89bbf\tor\windows32file.exe"C:\Users\Admin\AppData\Local\c3b89bbf\tor\windows32file.exe" -f torrc3⤵
- Executes dropped EXE
- Loads dropped DLL
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
_Hvpysyhfnmjvko.vbs
__PSScriptPolicyTest_ofjduogs.rli.ps1
cached-microdesc-consensus.tmp
cached-microdescs.new
libcrypto-1_1.dll
libcrypto-1_1.dll
libevent-2-1-6.dll
libgcc_s_sjlj-1.dll
libgcc_s_sjlj-1.dll
libssl-1_1.dll
libssp-0.dll
libwinpthread-1.dll
libwinpthread-1.dll
libwinpthread-1.dll
torrc
windows32file.exe
zlib1.dll
memory/2552-25-0x0000000071920000-0x0000000071959000-memory.dmp
memory/2552-12-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-104-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-103-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-101-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-186-0x0000000075200000-0x0000000075239000-memory.dmp
memory/2552-106-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-107-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-109-0x000000006F0D0000-0x000000006F109000-memory.dmp
memory/2552-126-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-18-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-105-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-16-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/2552-14-0x0000000000400000-0x0000000000BD8000-memory.dmp
memory/3220-84-0x000000006FEA0000-0x000000006FF68000-memory.dmp
memory/3220-82-0x000000006F890000-0x000000006FB5F000-memory.dmp
memory/3220-137-0x0000000001730000-0x00000000019FF000-memory.dmp
memory/3220-136-0x0000000001730000-0x00000000017B8000-memory.dmp
memory/3220-195-0x0000000000D20000-0x0000000001124000-memory.dmp
memory/3220-73-0x000000006FE50000-0x000000006FE99000-memory.dmp
memory/3220-74-0x000000006FE20000-0x000000006FE44000-memory.dmp
memory/3220-72-0x0000000000D20000-0x0000000001124000-memory.dmp
memory/3220-75-0x000000006FD50000-0x000000006FE1E000-memory.dmp
memory/3220-79-0x000000006FC40000-0x000000006FD4A000-memory.dmp
memory/3220-187-0x0000000000D20000-0x0000000001124000-memory.dmp
memory/3220-178-0x0000000000D20000-0x0000000001124000-memory.dmp
memory/3220-170-0x0000000000D20000-0x0000000001124000-memory.dmp
memory/3220-80-0x000000006FBB0000-0x000000006FC38000-memory.dmp
memory/3220-81-0x0000000001730000-0x00000000017B8000-memory.dmp
memory/3220-154-0x0000000000D20000-0x0000000001124000-memory.dmp
memory/3220-83-0x0000000001730000-0x00000000019FF000-memory.dmp
memory/3220-115-0x0000000000D20000-0x0000000001124000-memory.dmp
memory/3220-135-0x0000000000D20000-0x0000000001124000-memory.dmp
memory/3220-127-0x0000000000D20000-0x0000000001124000-memory.dmp
memory/3220-122-0x000000006FD50000-0x000000006FE1E000-memory.dmp
memory/3356-1-0x0000000000FA0000-0x00000000014C0000-memory.dmp
memory/3356-2-0x0000000005E60000-0x0000000005E70000-memory.dmp
memory/3356-15-0x0000000074BB0000-0x0000000075360000-memory.dmp
memory/3356-3-0x00000000037C0000-0x00000000037CA000-memory.dmp
memory/3356-4-0x0000000005E40000-0x0000000005E5E000-memory.dmp
memory/3356-5-0x0000000074BB0000-0x0000000075360000-memory.dmp
memory/3356-0-0x0000000074BB0000-0x0000000075360000-memory.dmp
memory/3356-6-0x0000000005E60000-0x0000000005E70000-memory.dmp
memory/4396-97-0x0000000006CE0000-0x0000000006CFE000-memory.dmp
memory/4396-102-0x0000000007AC0000-0x0000000007ACA000-memory.dmp
memory/4396-100-0x0000000007A50000-0x0000000007A6A000-memory.dmp
memory/4396-108-0x0000000007CD0000-0x0000000007D66000-memory.dmp
memory/4396-99-0x00000000080A0000-0x000000000871A000-memory.dmp
memory/4396-110-0x0000000007C70000-0x0000000007C81000-memory.dmp
memory/4396-111-0x0000000007CA0000-0x0000000007CAE000-memory.dmp
memory/4396-112-0x0000000007CB0000-0x0000000007CC4000-memory.dmp
memory/4396-113-0x0000000007DB0000-0x0000000007DCA000-memory.dmp
memory/4396-114-0x0000000007D90000-0x0000000007D98000-memory.dmp
memory/4396-98-0x0000000007740000-0x00000000077E3000-memory.dmp
memory/4396-24-0x00000000056B0000-0x00000000056D2000-memory.dmp
memory/4396-121-0x0000000074C50000-0x0000000075400000-memory.dmp
memory/4396-87-0x000000006FB60000-0x000000006FBAC000-memory.dmp
memory/4396-86-0x0000000007700000-0x0000000007732000-memory.dmp
memory/4396-85-0x0000000005170000-0x0000000005180000-memory.dmp
memory/4396-71-0x0000000006780000-0x00000000067CC000-memory.dmp
memory/4396-68-0x0000000006750000-0x000000000676E000-memory.dmp
memory/4396-17-0x00000000050B0000-0x00000000050E6000-memory.dmp
memory/4396-19-0x00000000057B0000-0x0000000005DD8000-memory.dmp
memory/4396-20-0x0000000074C50000-0x0000000075400000-memory.dmp
memory/4396-22-0x0000000005170000-0x0000000005180000-memory.dmp
memory/4396-37-0x0000000006220000-0x0000000006574000-memory.dmp
memory/4396-21-0x0000000005170000-0x0000000005180000-memory.dmp
memory/4396-27-0x0000000006000000-0x0000000006066000-memory.dmp
memory/4396-26-0x0000000005E90000-0x0000000005EF6000-memory.dmp