Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-01-2025 04:46
Behavioral task
behavioral1
Sample
33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe
Resource
win10v2004-20241007-en
General
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Target
33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe
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Size
90KB
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MD5
f351454c39d55de04e6d668dc794876b
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SHA1
af0a93e484a74ca240c093d404d85303a8409d12
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SHA256
33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0
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SHA512
1490451b3553cb71c9cfbfaff51f1d84413fcc5adb173dbfc7f64f6980b46eaaba850dbb3b88bb6d1db2269935488e13d254abc3d03d75a3614393816dd92786
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDy:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3E
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/680-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/680-267-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1676 csrsll.exe 2248 csrsll.exe 680 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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 1840 set thread context of 2324 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 31 PID 1676 set thread context of 2248 1676 csrsll.exe 36 PID 1676 set thread context of 680 1676 csrsll.exe 37 -
resource yara_rule behavioral1/memory/1840-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1840-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1840-94-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1840-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1840-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1840-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1840-106-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1840-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1840-74-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x0005000000004ed7-148.dat upx behavioral1/memory/1676-154-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-157-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1676-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2248-248-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1676-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/680-263-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2248-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/680-267-0x0000000000400000-0x0000000000414000-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 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.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 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 1676 csrsll.exe 2248 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1840 wrote to memory of 2324 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 31 PID 1840 wrote to memory of 2324 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 31 PID 1840 wrote to memory of 2324 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 31 PID 1840 wrote to memory of 2324 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 31 PID 1840 wrote to memory of 2324 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 31 PID 1840 wrote to memory of 2324 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 31 PID 1840 wrote to memory of 2324 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 31 PID 1840 wrote to memory of 2324 1840 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 31 PID 2324 wrote to memory of 1736 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 32 PID 2324 wrote to memory of 1736 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 32 PID 2324 wrote to memory of 1736 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 32 PID 2324 wrote to memory of 1736 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 32 PID 1736 wrote to memory of 528 1736 cmd.exe 34 PID 1736 wrote to memory of 528 1736 cmd.exe 34 PID 1736 wrote to memory of 528 1736 cmd.exe 34 PID 1736 wrote to memory of 528 1736 cmd.exe 34 PID 2324 wrote to memory of 1676 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 35 PID 2324 wrote to memory of 1676 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 35 PID 2324 wrote to memory of 1676 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 35 PID 2324 wrote to memory of 1676 2324 33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe 35 PID 1676 wrote to memory of 2248 1676 csrsll.exe 36 PID 1676 wrote to memory of 2248 1676 csrsll.exe 36 PID 1676 wrote to memory of 2248 1676 csrsll.exe 36 PID 1676 wrote to memory of 2248 1676 csrsll.exe 36 PID 1676 wrote to memory of 2248 1676 csrsll.exe 36 PID 1676 wrote to memory of 2248 1676 csrsll.exe 36 PID 1676 wrote to memory of 2248 1676 csrsll.exe 36 PID 1676 wrote to memory of 2248 1676 csrsll.exe 36 PID 1676 wrote to memory of 680 1676 csrsll.exe 37 PID 1676 wrote to memory of 680 1676 csrsll.exe 37 PID 1676 wrote to memory of 680 1676 csrsll.exe 37 PID 1676 wrote to memory of 680 1676 csrsll.exe 37 PID 1676 wrote to memory of 680 1676 csrsll.exe 37 PID 1676 wrote to memory of 680 1676 csrsll.exe 37 PID 1676 wrote to memory of 680 1676 csrsll.exe 37 PID 1676 wrote to memory of 680 1676 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe"C:\Users\Admin\AppData\Local\Temp\33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1840 -
C:\Users\Admin\AppData\Local\Temp\33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe"C:\Users\Admin\AppData\Local\Temp\33bc2ab850f20c30ef8784eb46bf3641e53712fc80762951fe5589e1abe580c0.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\HTXUI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1736 -
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:528
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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:1676 -
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:2248
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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:680
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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
MD564ecd313afd5a7aaff3213b94bfed93c
SHA154c59a366288d1355121415d44bdf4db2277eaf2
SHA2565c7c4a0aa52d281c7394ba785380ee835126c8114044214145af682a385c6148
SHA512990df29164de48833041413492e84a3f13acadd59c85cbda405bd8fdd467d5fe31daa75ff794871f1f3014e6c4fce857e57c186d35a43b928e291a1087a692a6