Analysis
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max time kernel
120s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22-12-2024 14:27
Behavioral task
behavioral1
Sample
8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe
Resource
win10v2004-20241007-en
General
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Target
8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe
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Size
90KB
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MD5
3ed94ddc5ab6bfd3ed226e51a2981cf0
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SHA1
d58278e3a2efc84bf35d72c360ac630c8c544c72
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SHA256
8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112c
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SHA512
b4b811f7859fe262fee31dc4b5dc976845e7a42e41c5cff91adfd2f89e90733d87a740fccb9844e713e010665f7a80ee9e8147d30fff2a6c1eb5b79a6287c3b5
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDq:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3g
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/1352-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2660 csrsll.exe 440 csrsll.exe 1352 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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 2032 set thread context of 2596 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 30 PID 2660 set thread context of 440 2660 csrsll.exe 35 PID 2660 set thread context of 1352 2660 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2032-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2032-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2032-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2596-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2032-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2596-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2596-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2596-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2032-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2032-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2032-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2596-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2596-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2596-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000d00000001226b-134.dat upx behavioral1/memory/2596-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2660-217-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1352-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2660-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2596-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/440-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1352-265-0x0000000000400000-0x0000000000414000-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 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 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 2660 csrsll.exe 440 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2032 wrote to memory of 2596 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 30 PID 2032 wrote to memory of 2596 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 30 PID 2032 wrote to memory of 2596 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 30 PID 2032 wrote to memory of 2596 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 30 PID 2032 wrote to memory of 2596 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 30 PID 2032 wrote to memory of 2596 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 30 PID 2032 wrote to memory of 2596 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 30 PID 2032 wrote to memory of 2596 2032 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 30 PID 2596 wrote to memory of 1368 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 31 PID 2596 wrote to memory of 1368 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 31 PID 2596 wrote to memory of 1368 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 31 PID 2596 wrote to memory of 1368 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 31 PID 1368 wrote to memory of 2924 1368 cmd.exe 33 PID 1368 wrote to memory of 2924 1368 cmd.exe 33 PID 1368 wrote to memory of 2924 1368 cmd.exe 33 PID 1368 wrote to memory of 2924 1368 cmd.exe 33 PID 2596 wrote to memory of 2660 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 34 PID 2596 wrote to memory of 2660 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 34 PID 2596 wrote to memory of 2660 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 34 PID 2596 wrote to memory of 2660 2596 8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe 34 PID 2660 wrote to memory of 440 2660 csrsll.exe 35 PID 2660 wrote to memory of 440 2660 csrsll.exe 35 PID 2660 wrote to memory of 440 2660 csrsll.exe 35 PID 2660 wrote to memory of 440 2660 csrsll.exe 35 PID 2660 wrote to memory of 440 2660 csrsll.exe 35 PID 2660 wrote to memory of 440 2660 csrsll.exe 35 PID 2660 wrote to memory of 440 2660 csrsll.exe 35 PID 2660 wrote to memory of 440 2660 csrsll.exe 35 PID 2660 wrote to memory of 1352 2660 csrsll.exe 36 PID 2660 wrote to memory of 1352 2660 csrsll.exe 36 PID 2660 wrote to memory of 1352 2660 csrsll.exe 36 PID 2660 wrote to memory of 1352 2660 csrsll.exe 36 PID 2660 wrote to memory of 1352 2660 csrsll.exe 36 PID 2660 wrote to memory of 1352 2660 csrsll.exe 36 PID 2660 wrote to memory of 1352 2660 csrsll.exe 36 PID 2660 wrote to memory of 1352 2660 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe"C:\Users\Admin\AppData\Local\Temp\8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Users\Admin\AppData\Local\Temp\8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe"C:\Users\Admin\AppData\Local\Temp\8588b9b413de2a444606a91d1e70d8248771a7f4d72de6b9361f8fe377a0112cN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2596 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\AXFTS.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1368 -
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:2924
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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:2660 -
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:440
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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:1352
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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
MD564ab77dfb13a64ee500607e1b41f650f
SHA1b52ff8b39c7c665f20d436d1649a974c6ba9675e
SHA256032ce5ac6889efdc62560dda3284df6f64f9647ec6bb7cbd1fc0b41283cfabd6
SHA51212909b912c7397905b54bdb16ef32ef4612c6060d5e4c2da1d82c6284067544d18f8ea75c6fa69de813243a7f601df9a733883a12a2843e2142339db702dae11