Analysis
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max time kernel
120s -
max time network
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platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
22-12-2024 12:32
Behavioral task
behavioral1
Sample
52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe
Resource
win10v2004-20241007-en
General
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Target
52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe
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Size
90KB
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MD5
a0e6bc01b2b334ff190c6df81954b4e0
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SHA1
f8b82376cf48535fff03a9c56484d44bccf7723e
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SHA256
52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfddd
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SHA512
0f224cb00332663c83cd05dc768ef1fa8ab287c26f69703bbc50e983c4d12f0ce956200086100a6bb328ec35192f40eafb8f9562220cd1ab9ebc9f11b1d4634d
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDP:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3p
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/1508-268-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2112 csrsll.exe 1964 csrsll.exe 1508 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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 2496 set thread context of 1632 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 30 PID 2112 set thread context of 1964 2112 csrsll.exe 35 PID 2112 set thread context of 1508 2112 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2496-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2496-4-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2496-28-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2496-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2496-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2496-95-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2496-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2496-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1632-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1632-112-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1632-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1632-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2496-108-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1632-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1632-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0004000000018334-137.dat upx behavioral1/memory/1632-139-0x00000000029D0000-0x0000000002A23000-memory.dmp upx behavioral1/memory/2112-156-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1632-159-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2112-162-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2112-181-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1508-254-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2112-261-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1632-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1964-265-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1508-268-0x0000000000400000-0x0000000000414000-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 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.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 63 IoCs
description pid Process Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe Token: SeDebugPrivilege 1964 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 2112 csrsll.exe 1964 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2496 wrote to memory of 1632 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 30 PID 2496 wrote to memory of 1632 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 30 PID 2496 wrote to memory of 1632 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 30 PID 2496 wrote to memory of 1632 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 30 PID 2496 wrote to memory of 1632 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 30 PID 2496 wrote to memory of 1632 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 30 PID 2496 wrote to memory of 1632 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 30 PID 2496 wrote to memory of 1632 2496 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 30 PID 1632 wrote to memory of 320 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 31 PID 1632 wrote to memory of 320 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 31 PID 1632 wrote to memory of 320 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 31 PID 1632 wrote to memory of 320 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 31 PID 320 wrote to memory of 2960 320 cmd.exe 33 PID 320 wrote to memory of 2960 320 cmd.exe 33 PID 320 wrote to memory of 2960 320 cmd.exe 33 PID 320 wrote to memory of 2960 320 cmd.exe 33 PID 1632 wrote to memory of 2112 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 34 PID 1632 wrote to memory of 2112 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 34 PID 1632 wrote to memory of 2112 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 34 PID 1632 wrote to memory of 2112 1632 52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe 34 PID 2112 wrote to memory of 1964 2112 csrsll.exe 35 PID 2112 wrote to memory of 1964 2112 csrsll.exe 35 PID 2112 wrote to memory of 1964 2112 csrsll.exe 35 PID 2112 wrote to memory of 1964 2112 csrsll.exe 35 PID 2112 wrote to memory of 1964 2112 csrsll.exe 35 PID 2112 wrote to memory of 1964 2112 csrsll.exe 35 PID 2112 wrote to memory of 1964 2112 csrsll.exe 35 PID 2112 wrote to memory of 1964 2112 csrsll.exe 35 PID 2112 wrote to memory of 1508 2112 csrsll.exe 36 PID 2112 wrote to memory of 1508 2112 csrsll.exe 36 PID 2112 wrote to memory of 1508 2112 csrsll.exe 36 PID 2112 wrote to memory of 1508 2112 csrsll.exe 36 PID 2112 wrote to memory of 1508 2112 csrsll.exe 36 PID 2112 wrote to memory of 1508 2112 csrsll.exe 36 PID 2112 wrote to memory of 1508 2112 csrsll.exe 36 PID 2112 wrote to memory of 1508 2112 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe"C:\Users\Admin\AppData\Local\Temp\52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2496 -
C:\Users\Admin\AppData\Local\Temp\52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe"C:\Users\Admin\AppData\Local\Temp\52445d2b9668866b1fe7bea5a848dfea1c4313c93734b80344b110e7193cfdddN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\CNDYV.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:320 -
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:2960
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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:2112 -
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:1964
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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:1508
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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
MD51e40bd69f372429eaff4a4b927e69c1f
SHA16b1f73e9264fa335d6006481f7e43d9ac8a5a396
SHA256c06e678a8db6a4af7181260ce38c6ebffd32e5fccebc4558ba0bf044dbea244e
SHA51241524fe25002678824a32a218cb2a476bcbd9a95b3b84a127ca04577727e4dbfd496ffd8393edf8be73f460a7c65c8b6485cc4cb3fcf960a6e270af6bca5421c