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Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11/12/2024, 08:22
Behavioral task
behavioral1
Sample
036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe
Resource
win10v2004-20241007-en
General
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Target
036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe
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Size
90KB
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MD5
bfbcaab4238a6f8e7ea9eb684c848b46
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SHA1
ff2bdbfd258147b31a24a2fb4d2cc3d15766c6df
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SHA256
036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3
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SHA512
1c5c9cf8ec3f22527eb361f8808465be3bc69e9465b2b3c81b1e25160aabf589b99f18da89aab03cc6af8728d21f253015a2a59bd02176cce1cd8f876f1ffe77
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDS:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3M
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/992-257-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/992-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1700 csrsll.exe 2952 csrsll.exe 992 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description 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
description pid Process procid_target PID 2508 set thread context of 2552 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 30 PID 1700 set thread context of 2952 1700 csrsll.exe 36 PID 1700 set thread context of 992 1700 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2508-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2508-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2508-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2552-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2552-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2552-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2552-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2508-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2508-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2508-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2508-35-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a000000015d70-133.dat upx behavioral1/memory/1700-151-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1700-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/992-257-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2952-255-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1700-250-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2952-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/992-262-0x0000000000400000-0x0000000000414000-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.
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 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe Token: SeDebugPrivilege 2952 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 1700 csrsll.exe 2952 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2508 wrote to memory of 2552 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 30 PID 2508 wrote to memory of 2552 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 30 PID 2508 wrote to memory of 2552 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 30 PID 2508 wrote to memory of 2552 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 30 PID 2508 wrote to memory of 2552 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 30 PID 2508 wrote to memory of 2552 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 30 PID 2508 wrote to memory of 2552 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 30 PID 2508 wrote to memory of 2552 2508 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 30 PID 2552 wrote to memory of 1488 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 32 PID 2552 wrote to memory of 1488 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 32 PID 2552 wrote to memory of 1488 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 32 PID 2552 wrote to memory of 1488 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 32 PID 1488 wrote to memory of 1976 1488 cmd.exe 34 PID 1488 wrote to memory of 1976 1488 cmd.exe 34 PID 1488 wrote to memory of 1976 1488 cmd.exe 34 PID 1488 wrote to memory of 1976 1488 cmd.exe 34 PID 2552 wrote to memory of 1700 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 35 PID 2552 wrote to memory of 1700 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 35 PID 2552 wrote to memory of 1700 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 35 PID 2552 wrote to memory of 1700 2552 036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe 35 PID 1700 wrote to memory of 2952 1700 csrsll.exe 36 PID 1700 wrote to memory of 2952 1700 csrsll.exe 36 PID 1700 wrote to memory of 2952 1700 csrsll.exe 36 PID 1700 wrote to memory of 2952 1700 csrsll.exe 36 PID 1700 wrote to memory of 2952 1700 csrsll.exe 36 PID 1700 wrote to memory of 2952 1700 csrsll.exe 36 PID 1700 wrote to memory of 2952 1700 csrsll.exe 36 PID 1700 wrote to memory of 2952 1700 csrsll.exe 36 PID 1700 wrote to memory of 992 1700 csrsll.exe 37 PID 1700 wrote to memory of 992 1700 csrsll.exe 37 PID 1700 wrote to memory of 992 1700 csrsll.exe 37 PID 1700 wrote to memory of 992 1700 csrsll.exe 37 PID 1700 wrote to memory of 992 1700 csrsll.exe 37 PID 1700 wrote to memory of 992 1700 csrsll.exe 37 PID 1700 wrote to memory of 992 1700 csrsll.exe 37 PID 1700 wrote to memory of 992 1700 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe"C:\Users\Admin\AppData\Local\Temp\036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Users\Admin\AppData\Local\Temp\036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe"C:\Users\Admin\AppData\Local\Temp\036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\RPOSF.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1488 -
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:1976
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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:1700 -
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:2952
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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:992
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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
MD541b4e911a0e4796706e8cf02be6745a6
SHA1060af6b8dad609f079e8e0b0b4543da742ba958b
SHA256e2e8493cddde84e3f3665ef71812045358a70e253d8f153d2a82b39fabe10770
SHA512b4a57302610d9d532ec0fd6cadbd51a53aea1c471319810404d065e93f3d9d8c84e7f4dff475ca005a9df50c7ee58c789b05b0d47b25c3ee568f9061dfc28ccb