Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17/01/2025, 01:03
Static task
static1
Behavioral task
behavioral1
Sample
END-SPECIFICATION,PDF.js
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
END-SPECIFICATION,PDF.js
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
ENQ-RET-402-1438,PDF.vbs
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
ENQ-RET-402-1438,PDF.vbs
Resource
win10v2004-20241007-en
General
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Target
END-SPECIFICATION,PDF.js
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Size
1.2MB
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MD5
a2b6e68b10d47ce2239cba7094c44d6c
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SHA1
0484c998965c61654de6bd7c0f19d602a43d4710
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SHA256
441c59f9b21b7030922e2fbe815ac9a9247da921dadbfd5aa8d56aec956382fb
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SHA512
1a954da6158ff831bd364fddafc974646a88191be3bc8d313a305fe97b7243a1bec957db1cd1f5ee7710d9330822023d2e80a3d538ec8f96df44a043f4d4f074
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SSDEEP
24576:BhHitPIlN14h1EWUPoNfkljva8wkIvmdHJGHpT86b0avp4kJL7a5ZKCmjLpvn:oR1lUPompvCSdvkw5wh
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 behavioral1/memory/2444-9-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-13-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-27-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-26-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-56-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-54-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-52-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-50-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-49-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-47-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-45-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-43-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-42-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-39-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-37-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-36-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-34-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-32-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-30-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-29-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-24-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-23-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-22-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-20-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-19-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-92-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-90-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-87-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-85-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-83-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-80-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-78-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-76-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-74-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-73-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-70-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-68-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-66-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-63-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-60-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-58-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-55-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-53-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-51-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-48-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-46-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-44-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-41-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-40-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-38-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-35-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-33-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-31-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-28-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-25-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-21-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-18-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-17-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-16-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-15-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 behavioral1/memory/2444-14-0x0000000003150000-0x0000000004150000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 2444 x.exe -
Loads dropped DLL 3 IoCs
pid Process 1980 WerFault.exe 1980 WerFault.exe 1980 WerFault.exe -
Command and Scripting Interpreter: JavaScript 1 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1980 2444 WerFault.exe 31 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 x.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1696 wrote to memory of 2444 1696 wscript.exe 31 PID 1696 wrote to memory of 2444 1696 wscript.exe 31 PID 1696 wrote to memory of 2444 1696 wscript.exe 31 PID 1696 wrote to memory of 2444 1696 wscript.exe 31 PID 2444 wrote to memory of 1980 2444 x.exe 32 PID 2444 wrote to memory of 1980 2444 x.exe 32 PID 2444 wrote to memory of 1980 2444 x.exe 32 PID 2444 wrote to memory of 1980 2444 x.exe 32
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\END-SPECIFICATION,PDF.js1⤵
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\Users\Admin\AppData\Local\Temp\x.exe"C:\Users\Admin\AppData\Local\Temp\x.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2444 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2444 -s 7283⤵
- Loads dropped DLL
- Program crash
PID:1980
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
936KB
MD5c349a9f8ec51556d1f8c4091c3e201d8
SHA1f94f37e74894d1006ad4282819b030c853adebfc
SHA2565eef0d68a5c8985cfe5f924ef9698987d76778c63e63e02c0b13869b693395c9
SHA5127480e0ada342309c1cd49fe538b8398f174a2b7b3976157be27616f66988dc5f015d284380e1ae655788fbd0cbaf83acbc29b79277b2843a88f4c4139c4735d4