Analysis
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max time kernel
119s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
05-12-2024 09:41
Behavioral task
behavioral1
Sample
64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe
Resource
win10v2004-20241007-en
General
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Target
64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe
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Size
90KB
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MD5
d3e855f5290bf259d67212526b80bfb0
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SHA1
f912a445465e4addfd468a8efc17fefe0abbad2a
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SHA256
64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964f
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SHA512
71e42df15e59608e0a7e8c7d289743ae74a20cc2bacb53a585b810a27ff656db7f0de9f8258f9feb6c78a92296321fbba6d578679fa93d30b5401dcd18f8f941
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y
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 2 IoCs
resource yara_rule behavioral1/memory/1796-261-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1796-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2076 csrsll.exe 1600 csrsll.exe 1796 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1908 set thread context of 2604 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 30 PID 2076 set thread context of 1600 2076 csrsll.exe 36 PID 2076 set thread context of 1796 2076 csrsll.exe 37 -
resource yara_rule behavioral1/memory/1908-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1908-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1908-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1908-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1908-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1908-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2604-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1908-107-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2604-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2604-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2604-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2604-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2604-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a000000016d4f-135.dat upx behavioral1/memory/2076-154-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2604-149-0x0000000001DE0000-0x0000000001E33000-memory.dmp upx behavioral1/memory/2604-157-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2604-158-0x0000000001DE0000-0x0000000001E33000-memory.dmp upx behavioral1/memory/2076-220-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2604-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1796-261-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1600-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2076-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1600-265-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1796-266-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 7 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 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 2076 csrsll.exe 1600 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1908 wrote to memory of 2604 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 30 PID 1908 wrote to memory of 2604 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 30 PID 1908 wrote to memory of 2604 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 30 PID 1908 wrote to memory of 2604 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 30 PID 1908 wrote to memory of 2604 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 30 PID 1908 wrote to memory of 2604 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 30 PID 1908 wrote to memory of 2604 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 30 PID 1908 wrote to memory of 2604 1908 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 30 PID 2604 wrote to memory of 1632 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 32 PID 2604 wrote to memory of 1632 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 32 PID 2604 wrote to memory of 1632 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 32 PID 2604 wrote to memory of 1632 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 32 PID 1632 wrote to memory of 588 1632 cmd.exe 34 PID 1632 wrote to memory of 588 1632 cmd.exe 34 PID 1632 wrote to memory of 588 1632 cmd.exe 34 PID 1632 wrote to memory of 588 1632 cmd.exe 34 PID 2604 wrote to memory of 2076 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 35 PID 2604 wrote to memory of 2076 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 35 PID 2604 wrote to memory of 2076 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 35 PID 2604 wrote to memory of 2076 2604 64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe 35 PID 2076 wrote to memory of 1600 2076 csrsll.exe 36 PID 2076 wrote to memory of 1600 2076 csrsll.exe 36 PID 2076 wrote to memory of 1600 2076 csrsll.exe 36 PID 2076 wrote to memory of 1600 2076 csrsll.exe 36 PID 2076 wrote to memory of 1600 2076 csrsll.exe 36 PID 2076 wrote to memory of 1600 2076 csrsll.exe 36 PID 2076 wrote to memory of 1600 2076 csrsll.exe 36 PID 2076 wrote to memory of 1600 2076 csrsll.exe 36 PID 2076 wrote to memory of 1796 2076 csrsll.exe 37 PID 2076 wrote to memory of 1796 2076 csrsll.exe 37 PID 2076 wrote to memory of 1796 2076 csrsll.exe 37 PID 2076 wrote to memory of 1796 2076 csrsll.exe 37 PID 2076 wrote to memory of 1796 2076 csrsll.exe 37 PID 2076 wrote to memory of 1796 2076 csrsll.exe 37 PID 2076 wrote to memory of 1796 2076 csrsll.exe 37 PID 2076 wrote to memory of 1796 2076 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe"C:\Users\Admin\AppData\Local\Temp\64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1908 -
C:\Users\Admin\AppData\Local\Temp\64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe"C:\Users\Admin\AppData\Local\Temp\64374205787f21ae32c64cf718db0506c4d9d4d9b3fa9dcd01d208a7f086964fN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\IIURO.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f4⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:588
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C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2076 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1600
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C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1796
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD500eb77c3192cc8db7b90fd755cb133b8
SHA1c1b9ec85e7071571491cc3ba4fa017d81e8ff9ea
SHA2568a06e7ab363906b700bb9e33f9f4d4730c03cee671068d7a5863e8dacc155754
SHA512faf5873ef22764b26de2922fa52386d0b2c2b1201fc3655d99fcf73ef841c04c844b053b2357996937a02b601db3c7aec4e35601efd2b3c317bf595416de5849