Analysis
- max time kernel
149s - max time network
152s - platform
windows10_x64 - resource
win10v20210410 - submitted
12/08/2021, 04:02
General
- Target Order No 93459674 Specification and Dimension.exe
- Size 2.7MB
- Sample210812-tbsymt7mvx
- SHA256 b16a424da66859604542b125c1db27fedd52eb23db2d7459299849408c739d71
Malware Config
Signatures
- BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
- BitRAT Payload 2 IoCs
- suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
- UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
- Suspicious use of SetThreadContext 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 10 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 19 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Order No 93459674 Specification and Dimension.exe"C:\Users\Admin\AppData\Local\Temp\Order No 93459674 Specification and Dimension.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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:\Users\Admin\AppData\Local\Temp\Order No 93459674 Specification and Dimension.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QIkZZSzTmzZHAr.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QIkZZSzTmzZHAr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFFB3.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QIkZZSzTmzZHAr.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/812-188-0x0000000009230000-0x0000000009263000-memory.dmp
memory/812-167-0x00000000085F0000-0x00000000085F1000-memory.dmp
memory/812-163-0x0000000008520000-0x0000000008521000-memory.dmp
memory/812-237-0x0000000006EC3000-0x0000000006EC4000-memory.dmp
memory/812-143-0x0000000006EC2000-0x0000000006EC3000-memory.dmp
memory/812-230-0x000000007E1E0000-0x000000007E1E1000-memory.dmp
memory/812-140-0x00000000072D0000-0x00000000072D1000-memory.dmp
memory/812-149-0x0000000007D10000-0x0000000007D11000-memory.dmp
memory/812-130-0x0000000006D20000-0x0000000006D21000-memory.dmp
memory/812-133-0x0000000007500000-0x0000000007501000-memory.dmp
memory/812-144-0x0000000007CA0000-0x0000000007CA1000-memory.dmp
memory/812-142-0x0000000006EC0000-0x0000000006EC1000-memory.dmp
memory/812-141-0x0000000007470000-0x0000000007471000-memory.dmp
memory/1208-204-0x0000000008A20000-0x0000000008A21000-memory.dmp
memory/1208-217-0x0000000008B70000-0x0000000008B71000-memory.dmp
memory/1208-147-0x0000000004190000-0x0000000004191000-memory.dmp
memory/1208-151-0x0000000004192000-0x0000000004193000-memory.dmp
memory/1208-234-0x000000007EA70000-0x000000007EA71000-memory.dmp
memory/1208-161-0x0000000007410000-0x0000000007411000-memory.dmp
memory/1208-238-0x0000000004193000-0x0000000004194000-memory.dmp
memory/1716-138-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/1716-169-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/3856-153-0x0000000006EC0000-0x0000000006EC1000-memory.dmp
memory/3856-235-0x000000007EE20000-0x000000007EE21000-memory.dmp
memory/3856-287-0x0000000006EC3000-0x0000000006EC4000-memory.dmp
memory/3856-166-0x0000000006EC2000-0x0000000006EC3000-memory.dmp
memory/4004-119-0x00000000015F0000-0x00000000015F1000-memory.dmp
memory/4004-124-0x0000000009C10000-0x0000000009D83000-memory.dmp
memory/4004-114-0x00000000008E0000-0x00000000008E1000-memory.dmp
memory/4004-123-0x0000000006630000-0x0000000006818000-memory.dmp
memory/4004-122-0x0000000005570000-0x0000000005A6E000-memory.dmp
memory/4004-121-0x0000000002EE0000-0x0000000002EF8000-memory.dmp
memory/4004-120-0x0000000005610000-0x0000000005611000-memory.dmp
memory/4004-118-0x0000000005570000-0x0000000005571000-memory.dmp
memory/4004-117-0x0000000005A70000-0x0000000005A71000-memory.dmp
memory/4004-116-0x00000000054B0000-0x00000000054B1000-memory.dmp