Analysis
- max time kernel
131s - max time network
149s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 19:37
Static task
static1
Behavioral task
behavioral1
Sample
DHL 821673378900____pdf____.bat.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
DHL 821673378900____pdf____.bat.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target DHL 821673378900____pdf____.bat.exe
- Size 88KB
- Sample201109-vxjvsrtzzx
- SHA256 10e06d6dedcfa52bb09cfb066ed4b5276a6a60ccfc5a6230911ce04b829f381f
- MD5 43bec9ddd21545d7123207e39d879766
- SHA1 f29a348f16b6d75a9d89101ff37c3452407b461a
- SHA512 81fe2388d4dbae5735ce4a31ef6b437bc68e0bef402d1680edc60a867627903e9f0907fec01b2527de01989c32da9c563467dc1e4938b06e33bac17df79ac07a
- MD5 SHA1 SHA512
Score
8/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 184 filename1.bat - Checks QEMU agent state file 2 TTPs 4 IoCs
Checks state file used by QEMU agent, possibly to detect virtualization.
description ioc Process File opened (read-only) C:\ProgramData\qemu-ga\qga.state filename1.bat File opened (read-only) C:\ProgramData\qemu-ga\qga.state DHL 821673378900____pdf____.bat.exe File opened (read-only) C:\ProgramData\qemu-ga\qga.state DHL 821673378900____pdf____.bat.exe File opened (read-only) C:\ProgramData\qemu-ga\qga.state filename1.bat - Loads dropped DLL 1 IoCs
pid Process 632 filename1.bat - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Startup key = "C:\\Users\\Admin\\AppData\\Local\\Temp\\subfolder1\\filename1.vbs" DHL 821673378900____pdf____.bat.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce filename1.bat Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Startup key = "C:\\Users\\Admin\\AppData\\Local\\Temp\\subfolder1\\filename1.vbs" filename1.bat Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce DHL 821673378900____pdf____.bat.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 636 DHL 821673378900____pdf____.bat.exe 1904 DHL 821673378900____pdf____.bat.exe 184 filename1.bat 632 filename1.bat - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 636 set thread context of 1904 636 DHL 821673378900____pdf____.bat.exe 75 PID 184 set thread context of 632 184 filename1.bat 80 - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 636 DHL 821673378900____pdf____.bat.exe 184 filename1.bat - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 636 DHL 821673378900____pdf____.bat.exe 184 filename1.bat - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 636 wrote to memory of 1904 636 DHL 821673378900____pdf____.bat.exe 75 PID 636 wrote to memory of 1904 636 DHL 821673378900____pdf____.bat.exe 75 PID 636 wrote to memory of 1904 636 DHL 821673378900____pdf____.bat.exe 75 PID 636 wrote to memory of 1904 636 DHL 821673378900____pdf____.bat.exe 75 PID 1904 wrote to memory of 184 1904 DHL 821673378900____pdf____.bat.exe 78 PID 1904 wrote to memory of 184 1904 DHL 821673378900____pdf____.bat.exe 78 PID 1904 wrote to memory of 184 1904 DHL 821673378900____pdf____.bat.exe 78 PID 184 wrote to memory of 632 184 filename1.bat 80 PID 184 wrote to memory of 632 184 filename1.bat 80 PID 184 wrote to memory of 632 184 filename1.bat 80 PID 184 wrote to memory of 632 184 filename1.bat 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL 821673378900____pdf____.bat.exe"C:\Users\Admin\AppData\Local\Temp\DHL 821673378900____pdf____.bat.exe"1⤵
- Checks QEMU agent state file
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Users\Admin\AppData\Local\Temp\DHL 821673378900____pdf____.bat.exe"C:\Users\Admin\AppData\Local\Temp\DHL 821673378900____pdf____.bat.exe"2⤵
- Checks QEMU agent state file
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1904 -
C:\Users\Admin\AppData\Local\Temp\subfolder1\filename1.bat"C:\Users\Admin\AppData\Local\Temp\subfolder1\filename1.bat"3⤵
- Executes dropped EXE
- Checks QEMU agent state file
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:184 -
C:\Users\Admin\AppData\Local\Temp\subfolder1\filename1.bat"C:\Users\Admin\AppData\Local\Temp\subfolder1\filename1.bat"4⤵
- Checks QEMU agent state file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:632
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