Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
17-12-2024 05:44
Behavioral task
behavioral1
Sample
3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe
Resource
win10v2004-20241007-en
General
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Target
3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe
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Size
90KB
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MD5
4b1ddc650a91be0547dfba352bb08b67
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SHA1
f9d3b7a83ff2d8524144ea452d612e8d5dacac51
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SHA256
3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710
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SHA512
d63e9a3bc0e4efb10da86cd02e1077b0f62b480ff2e39d9f04084d4dc6cba6f933b766d3ddbc8e87a60806d0ee087a7ca3f0700e29dbc2a5b43099adab5fd0ed
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDl:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3v
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 1 IoCs
resource yara_rule behavioral1/memory/1888-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1212 csrsll.exe 1016 csrsll.exe 1888 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\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 2344 set thread context of 2716 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 1212 set thread context of 1016 1212 csrsll.exe 36 PID 1212 set thread context of 1888 1212 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2344-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2344-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2344-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2716-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2716-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2716-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2716-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2344-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2716-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2716-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2344-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2344-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2344-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2344-44-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2716-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000c000000012280-134.dat upx behavioral1/memory/2716-136-0x00000000028B0000-0x0000000002903000-memory.dmp upx behavioral1/memory/2716-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1212-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2716-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1212-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1888-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1016-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1888-262-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe Token: SeDebugPrivilege 1016 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 1212 csrsll.exe 1016 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2344 wrote to memory of 2716 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2344 wrote to memory of 2716 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2344 wrote to memory of 2716 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2344 wrote to memory of 2716 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2344 wrote to memory of 2716 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2344 wrote to memory of 2716 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2344 wrote to memory of 2716 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2344 wrote to memory of 2716 2344 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2716 wrote to memory of 2016 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 31 PID 2716 wrote to memory of 2016 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 31 PID 2716 wrote to memory of 2016 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 31 PID 2716 wrote to memory of 2016 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 31 PID 2016 wrote to memory of 1508 2016 cmd.exe 33 PID 2016 wrote to memory of 1508 2016 cmd.exe 33 PID 2016 wrote to memory of 1508 2016 cmd.exe 33 PID 2016 wrote to memory of 1508 2016 cmd.exe 33 PID 2716 wrote to memory of 1212 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 34 PID 2716 wrote to memory of 1212 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 34 PID 2716 wrote to memory of 1212 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 34 PID 2716 wrote to memory of 1212 2716 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 34 PID 1212 wrote to memory of 1016 1212 csrsll.exe 36 PID 1212 wrote to memory of 1016 1212 csrsll.exe 36 PID 1212 wrote to memory of 1016 1212 csrsll.exe 36 PID 1212 wrote to memory of 1016 1212 csrsll.exe 36 PID 1212 wrote to memory of 1016 1212 csrsll.exe 36 PID 1212 wrote to memory of 1016 1212 csrsll.exe 36 PID 1212 wrote to memory of 1016 1212 csrsll.exe 36 PID 1212 wrote to memory of 1016 1212 csrsll.exe 36 PID 1212 wrote to memory of 1888 1212 csrsll.exe 37 PID 1212 wrote to memory of 1888 1212 csrsll.exe 37 PID 1212 wrote to memory of 1888 1212 csrsll.exe 37 PID 1212 wrote to memory of 1888 1212 csrsll.exe 37 PID 1212 wrote to memory of 1888 1212 csrsll.exe 37 PID 1212 wrote to memory of 1888 1212 csrsll.exe 37 PID 1212 wrote to memory of 1888 1212 csrsll.exe 37 PID 1212 wrote to memory of 1888 1212 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe"C:\Users\Admin\AppData\Local\Temp\3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Users\Admin\AppData\Local\Temp\3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe"C:\Users\Admin\AppData\Local\Temp\3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\DULAK.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2016 -
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:1508
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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:1212 -
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:1016
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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:1888
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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
MD509fecb7b8bf58e31f5a6f7c8705807f8
SHA1500ea8f0f6437104d7a74148df697fe350a77f23
SHA2566efb66da843fb8dff248d653842d22d94e41dcbd49dedf1a2f4750df749a8200
SHA512b541c61d9f1bed0d1807178901d2693873a938c86c20a25786b6ae5f4a73cdad904d8c0af8104bc1815274468b311b59a5469054847bd2912245f25d9ad99819