Analysis
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max time kernel
149s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22-11-2024 05:49
Behavioral task
behavioral1
Sample
f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe
Resource
win10v2004-20241007-en
General
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Target
f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe
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Size
90KB
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MD5
a505506c114be7c68c8274043a666138
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SHA1
528eeba3b00ede5903b4f6267ee1e4de7f83c98a
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SHA256
f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03
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SHA512
c701fa0ca6a9315a01a9f2efa7e71396f2806c34810d71c5982d92cbd4cad8c8f4aa679995b3131aa520e0719620a3751e8ea11f226d2ca70039a2dfe73509e3
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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 1 IoCs
Processes:
resource yara_rule behavioral1/memory/848-258-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 2956 csrsll.exe 2020 csrsll.exe 848 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exepid process 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.execsrsll.exedescription pid process target process PID 340 set thread context of 2812 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe PID 2956 set thread context of 2020 2956 csrsll.exe csrsll.exe PID 2956 set thread context of 848 2956 csrsll.exe csrsll.exe -
Processes:
resource yara_rule behavioral1/memory/340-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/340-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/340-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2812-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2812-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2812-92-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2812-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/340-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2812-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2812-100-0x0000000000400000-0x000000000040B000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/2812-132-0x0000000003490000-0x00000000034E3000-memory.dmp upx behavioral1/memory/2812-151-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2956-246-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/848-245-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2812-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2956-250-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2956-227-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2020-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/848-258-0x0000000000400000-0x0000000000414000-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.
Processes:
f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exef6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.execmd.exereg.execsrsll.execsrsll.execsrsll.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
csrsll.exedescription pid process Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe Token: SeDebugPrivilege 2020 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exef6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.execsrsll.execsrsll.exepid process 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe 2956 csrsll.exe 2020 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exef6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.execmd.execsrsll.exedescription pid process target process PID 340 wrote to memory of 2812 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe PID 340 wrote to memory of 2812 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe PID 340 wrote to memory of 2812 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe PID 340 wrote to memory of 2812 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe PID 340 wrote to memory of 2812 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe PID 340 wrote to memory of 2812 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe PID 340 wrote to memory of 2812 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe PID 340 wrote to memory of 2812 340 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe PID 2812 wrote to memory of 2976 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe cmd.exe PID 2812 wrote to memory of 2976 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe cmd.exe PID 2812 wrote to memory of 2976 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe cmd.exe PID 2812 wrote to memory of 2976 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe cmd.exe PID 2976 wrote to memory of 2944 2976 cmd.exe reg.exe PID 2976 wrote to memory of 2944 2976 cmd.exe reg.exe PID 2976 wrote to memory of 2944 2976 cmd.exe reg.exe PID 2976 wrote to memory of 2944 2976 cmd.exe reg.exe PID 2812 wrote to memory of 2956 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe csrsll.exe PID 2812 wrote to memory of 2956 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe csrsll.exe PID 2812 wrote to memory of 2956 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe csrsll.exe PID 2812 wrote to memory of 2956 2812 f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe csrsll.exe PID 2956 wrote to memory of 2020 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 2020 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 2020 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 2020 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 2020 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 2020 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 2020 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 2020 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 848 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 848 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 848 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 848 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 848 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 848 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 848 2956 csrsll.exe csrsll.exe PID 2956 wrote to memory of 848 2956 csrsll.exe csrsll.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe"C:\Users\Admin\AppData\Local\Temp\f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:340 -
C:\Users\Admin\AppData\Local\Temp\f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe"C:\Users\Admin\AppData\Local\Temp\f6eb91b7fff2ff24be0f3c16207d1d01d461510fb2df5c4e76674c37d53b3e03.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2812 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\AYLNI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2976 -
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:2944
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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:2956 -
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:2020
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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:848
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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
MD5e99184ac3f6cdb26b10425894da2d96f
SHA170be5eb0770193cfaa64e374e2dc3682b4bde98c
SHA256aa927fc34ada71b4371bccffd8b0ffe02b9380bacdbca09a0dbbb4de146c353a
SHA512de455a32387faa188c206f94d458c0be3724dff1745827ddbb9f58328a91f7e2b8f770e52277923bcecdd0f662c284c6953567c2ea53032875298b3484736b56