Analysis
- max time kernel
150s - max time network
130s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
29/05/2024, 00:39
General
- Target a83525de005691a056d2e5918b4cf2d1f14cfba3bda1199c39510f192d6e8ed0.exe
- Size 11.3MB
- Sample240529-azldvaca64
- SHA256 a83525de005691a056d2e5918b4cf2d1f14cfba3bda1199c39510f192d6e8ed0
Malware Config
Signatures
- Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
- Detect Blackmoon payload 1 IoCs
- Detect PurpleFox Rootkit 11 IoCs
Detect PurpleFox Rootkit.
- Gh0st RAT payload 12 IoCs
- Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
- PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
- Drops file in Drivers directory 1 IoCs
- Sets service image path in registry 2 TTPs 1 IoCs
- Executes dropped EXE 5 IoCs
- Loads dropped DLL 1 IoCs
- UPX packed file 13 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in System32 directory 3 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Drops file in Program Files directory 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 2 IoCs
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of SetWindowsHookEx 5 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a83525de005691a056d2e5918b4cf2d1f14cfba3bda1199c39510f192d6e8ed0.exe"C:\Users\Admin\AppData\Local\Temp\a83525de005691a056d2e5918b4cf2d1f14cfba3bda1199c39510f192d6e8ed0.exe"1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\svchost.exe > nul3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 4483⤵
- Program crash
-
-
-
C:\Users\Admin\AppData\Local\Temp\HD_a83525de005691a056d2e5918b4cf2d1f14cfba3bda1199c39510f192d6e8ed0.exeC:\Users\Admin\AppData\Local\Temp\HD_a83525de005691a056d2e5918b4cf2d1f14cfba3bda1199c39510f192d6e8ed0.exe2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 17043⤵
- Program crash
-
-
-
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1872 -ip 18721⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2040 -ip 20401⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
HD_X.dat
HD_a83525de005691a056d2e5918b4cf2d1f14cfba3bda1199c39510f192d6e8ed0.exe
svchos.exe
svchost.exe
240604171.txt
memory/764-10-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/764-5-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/764-7-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/764-6-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/916-34-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/916-26-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/916-29-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/916-33-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2040-48-0x0000000003CC0000-0x0000000003CC1000-memory.dmp
memory/2040-49-0x0000000003CD0000-0x0000000003CD1000-memory.dmp
memory/2040-98-0x0000000010000000-0x0000000010009000-memory.dmp
memory/2040-52-0x0000000000400000-0x0000000001DD1000-memory.dmp
memory/2040-44-0x00000000020C0000-0x00000000020C1000-memory.dmp
memory/2040-45-0x00000000020D0000-0x00000000020D1000-memory.dmp
memory/2040-47-0x0000000003CB0000-0x0000000003CB1000-memory.dmp
memory/2040-51-0x0000000003CF0000-0x0000000003CF1000-memory.dmp
memory/2040-50-0x0000000003CE0000-0x0000000003CE1000-memory.dmp
memory/2040-46-0x0000000003C80000-0x0000000003C81000-memory.dmp
memory/3040-15-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3040-24-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3040-16-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3040-13-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3040-17-0x0000000010000000-0x00000000101B6000-memory.dmp