Analysis
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max time kernel
148s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-12-2024 06:54
Static task
static1
Behavioral task
behavioral1
Sample
Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe
Resource
win10v2004-20241007-en
General
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Target
Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe
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Size
1.3MB
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MD5
72ab2a99902ec6f67b0d4df67820328e
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SHA1
31477040c90aab506547fe4e4450e71b76e9345b
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SHA256
406044ba7e007830321b3669505774b9e282502ac958f0cd723e5106c33c4180
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SHA512
3ff78c68e71f0bc2788f4177d7a49ff5857a71ec42d5e70c786f9cdea3a4b8ed1563fe95beef7501c8b6c85e96e06b63f5e5399575163b50bb6404bdec025cce
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SSDEEP
24576:TS1gzTBokW3THfYl7JTOs1r7FX2DOfqDrKfK8r/4mSwhODqR:TtTiq973f
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Modiloader family
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ModiLoader Second Stage 61 IoCs
resource yara_rule behavioral2/memory/3504-3-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-5-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-8-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-12-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-20-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-30-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-66-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-69-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-68-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-65-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-64-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-63-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-62-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-61-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-60-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-59-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-58-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-57-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-56-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-55-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-53-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-35-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-51-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-47-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-31-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-44-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-43-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-42-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-40-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-39-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-38-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-37-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-36-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-24-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-54-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-52-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-34-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-33-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-49-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-32-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-46-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-45-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-29-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-28-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-41-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-27-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-26-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-25-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-23-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-22-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-21-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-19-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-18-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-17-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-15-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-13-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-11-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-7-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-10-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-9-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 behavioral2/memory/3504-6-0x0000000002B80000-0x0000000003B80000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 372 xnxcxbpC.pif -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Cpbxcxnx = "C:\\Users\\Public\\Cpbxcxnx.url" Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 17 drive.google.com 19 drive.google.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3504 set thread context of 372 3504 Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe 99 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xnxcxbpC.pif -
Script User-Agent 2 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 19 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 21 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif 372 xnxcxbpC.pif -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3504 wrote to memory of 1404 3504 Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe 94 PID 3504 wrote to memory of 1404 3504 Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe 94 PID 3504 wrote to memory of 1404 3504 Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe 94 PID 3504 wrote to memory of 372 3504 Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe 99 PID 3504 wrote to memory of 372 3504 Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe 99 PID 3504 wrote to memory of 372 3504 Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe 99 PID 3504 wrote to memory of 372 3504 Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe 99 PID 3504 wrote to memory of 372 3504 Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe"C:\Users\Admin\AppData\Local\Temp\Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3504 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Public\Libraries\FX.cmd2⤵
- System Location Discovery: System Language Discovery
PID:1404
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C:\Users\Public\Libraries\xnxcxbpC.pifC:\Users\Public\Libraries\xnxcxbpC.pif2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:372
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
MD560cd0be570decd49e4798554639a05ae
SHA1bd7bed69d9ab9a20b5263d74921c453f38477bcb
SHA256ca6a6c849496453990beceef8c192d90908c0c615fa0a1d01bcd464bad6966a5
SHA512ab3dbdb4ed95a0cb4072b23dd241149f48ecff8a69f16d81648e825d9d81a55954e5dd9bc46d3d7408421df30c901b9ad1385d1e70793fa8d715c86c9e800c57
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Filesize
171KB
MD522331abcc9472cc9dc6f37faf333aa2c
SHA12a001c30ba79a19ceaf6a09c3567c70311760aa4
SHA256bdfa725ec2a2c8ea5861d9b4c2f608e631a183fca7916c1e07a28b656cc8ec0c
SHA512c7f5baad732424b975a426867d3d8b5424aa830aa172ed0ff0ef630070bf2b4213750e123a36d8c5a741e22d3999ca1d7e77c62d4b77d6295b20a38114b7843c