Analysis
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max time kernel
149s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-11-2024 09:03
Behavioral task
behavioral1
Sample
c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe
Resource
win10v2004-20241007-en
General
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Target
c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe
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Size
90KB
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MD5
85d2952ee904971698cd6d3d3445e46f
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SHA1
ed788c1ffac6da8a697fb7395f1e64aa6683f98f
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SHA256
c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9
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SHA512
5cbde317a105c6b8c7f629c492da43d221407328b7f1ca6a2fa9cb5bbf090308f4bbbf52455f6d27a99ce18278079aad30302e8b129db4ad409aa3f738efa9fc
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDB:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3b
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/1372-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 1892 csrsll.exe 960 csrsll.exe 1372 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exepid process 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.execsrsll.exedescription pid process target process PID 2476 set thread context of 2772 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe PID 1892 set thread context of 960 1892 csrsll.exe csrsll.exe PID 1892 set thread context of 1372 1892 csrsll.exe csrsll.exe -
Processes:
resource yara_rule behavioral1/memory/2476-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2476-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2476-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-92-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2476-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-103-0x0000000000400000-0x000000000040B000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/2772-145-0x0000000003240000-0x0000000003293000-memory.dmp upx behavioral1/memory/2772-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1892-229-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1892-249-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-254-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1372-248-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/960-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1372-262-0x0000000000400000-0x0000000000414000-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.
Processes:
csrsll.execsrsll.execsrsll.exec1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exec1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.execmd.exereg.exedescription 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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
csrsll.exedescription pid process Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exec1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.execsrsll.execsrsll.exepid process 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe 1892 csrsll.exe 960 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exec1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.execmd.execsrsll.exedescription pid process target process PID 2476 wrote to memory of 2772 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe PID 2476 wrote to memory of 2772 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe PID 2476 wrote to memory of 2772 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe PID 2476 wrote to memory of 2772 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe PID 2476 wrote to memory of 2772 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe PID 2476 wrote to memory of 2772 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe PID 2476 wrote to memory of 2772 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe PID 2476 wrote to memory of 2772 2476 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe PID 2772 wrote to memory of 1592 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe cmd.exe PID 2772 wrote to memory of 1592 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe cmd.exe PID 2772 wrote to memory of 1592 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe cmd.exe PID 2772 wrote to memory of 1592 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe cmd.exe PID 1592 wrote to memory of 952 1592 cmd.exe reg.exe PID 1592 wrote to memory of 952 1592 cmd.exe reg.exe PID 1592 wrote to memory of 952 1592 cmd.exe reg.exe PID 1592 wrote to memory of 952 1592 cmd.exe reg.exe PID 2772 wrote to memory of 1892 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe csrsll.exe PID 2772 wrote to memory of 1892 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe csrsll.exe PID 2772 wrote to memory of 1892 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe csrsll.exe PID 2772 wrote to memory of 1892 2772 c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe csrsll.exe PID 1892 wrote to memory of 960 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 960 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 960 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 960 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 960 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 960 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 960 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 960 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 1372 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 1372 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 1372 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 1372 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 1372 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 1372 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 1372 1892 csrsll.exe csrsll.exe PID 1892 wrote to memory of 1372 1892 csrsll.exe csrsll.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe"C:\Users\Admin\AppData\Local\Temp\c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2476 -
C:\Users\Admin\AppData\Local\Temp\c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe"C:\Users\Admin\AppData\Local\Temp\c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\BWTSW.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1592 -
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:952
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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:1892 -
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:960
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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:1372
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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
MD53f24e0ba307e489f343bb4bbfbfb6221
SHA112e9a30ac6ae9aa2e5c58f3a4ec0c31251cc8c82
SHA25628f068a98446ac098ed42e92f504f528c4a9d9a1afff8fce1bd93a5edd3d82b1
SHA51243b80b6a51f4b6bc3e236a1bfa0c59466b6abf78537a0f55cbd32e2b20affc722a04669476ee82e236a20415ec491d81cb12b2a4e3cb819170a2a559c174617c