Analysis
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max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-11-2024 03:46
Behavioral task
behavioral1
Sample
3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe
Resource
win10v2004-20241007-en
General
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Target
3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe
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Size
90KB
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MD5
358cf2a7c196a240f9e34665d21fee5c
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SHA1
7977caccc58f21e804008321ad5d9e4526ff6615
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SHA256
3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1
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SHA512
558343c68ed2f214b48171b77b97f810b224281dfe78c5900df5f2a31e09892df055063dea33861a5bd94563129f1282af5cff7741b6aec3a160f644069b55bb
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDE:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3G
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/636-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2860 csrsll.exe 2264 csrsll.exe 636 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\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 2420 set thread context of 2608 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 30 PID 2860 set thread context of 2264 2860 csrsll.exe 35 PID 2860 set thread context of 636 2860 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2420-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2608-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2420-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-56-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2608-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2608-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2608-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2608-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2420-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2608-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2420-94-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x00090000000120ff-136.dat upx behavioral1/memory/2608-138-0x00000000031C0000-0x0000000003213000-memory.dmp upx behavioral1/memory/2608-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2860-222-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2264-249-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/636-254-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2860-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2860-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2608-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2264-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/636-266-0x0000000000400000-0x0000000000414000-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 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe Token: SeDebugPrivilege 2264 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 2860 csrsll.exe 2264 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2420 wrote to memory of 2608 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 30 PID 2420 wrote to memory of 2608 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 30 PID 2420 wrote to memory of 2608 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 30 PID 2420 wrote to memory of 2608 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 30 PID 2420 wrote to memory of 2608 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 30 PID 2420 wrote to memory of 2608 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 30 PID 2420 wrote to memory of 2608 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 30 PID 2420 wrote to memory of 2608 2420 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 30 PID 2608 wrote to memory of 2208 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 31 PID 2608 wrote to memory of 2208 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 31 PID 2608 wrote to memory of 2208 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 31 PID 2608 wrote to memory of 2208 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 31 PID 2208 wrote to memory of 2712 2208 cmd.exe 33 PID 2208 wrote to memory of 2712 2208 cmd.exe 33 PID 2208 wrote to memory of 2712 2208 cmd.exe 33 PID 2208 wrote to memory of 2712 2208 cmd.exe 33 PID 2608 wrote to memory of 2860 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 34 PID 2608 wrote to memory of 2860 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 34 PID 2608 wrote to memory of 2860 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 34 PID 2608 wrote to memory of 2860 2608 3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe 34 PID 2860 wrote to memory of 2264 2860 csrsll.exe 35 PID 2860 wrote to memory of 2264 2860 csrsll.exe 35 PID 2860 wrote to memory of 2264 2860 csrsll.exe 35 PID 2860 wrote to memory of 2264 2860 csrsll.exe 35 PID 2860 wrote to memory of 2264 2860 csrsll.exe 35 PID 2860 wrote to memory of 2264 2860 csrsll.exe 35 PID 2860 wrote to memory of 2264 2860 csrsll.exe 35 PID 2860 wrote to memory of 2264 2860 csrsll.exe 35 PID 2860 wrote to memory of 636 2860 csrsll.exe 36 PID 2860 wrote to memory of 636 2860 csrsll.exe 36 PID 2860 wrote to memory of 636 2860 csrsll.exe 36 PID 2860 wrote to memory of 636 2860 csrsll.exe 36 PID 2860 wrote to memory of 636 2860 csrsll.exe 36 PID 2860 wrote to memory of 636 2860 csrsll.exe 36 PID 2860 wrote to memory of 636 2860 csrsll.exe 36 PID 2860 wrote to memory of 636 2860 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe"C:\Users\Admin\AppData\Local\Temp\3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Users\Admin\AppData\Local\Temp\3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe"C:\Users\Admin\AppData\Local\Temp\3665ffe7e4db95f1d70d94c3c3b3621b7b643cdd9abc6dc185251fabfc6938d1.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2608 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\FTTHI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2208 -
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:2712
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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:2860 -
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:2264
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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:636
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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
MD518f69ea7266a910c75434e18046507e5
SHA160d84e5a14cc256e9696e7d39ffff54193b55f50
SHA25676d13043d2f4e9eff87922e604d311f2d6ac7c20ffb7accba342d243bd86d8a5
SHA512712258646399db3051b57ed4a9d89c24e26738ebab2a9e917a924fa42e75c881edc64e36881c0f12f6c86b7c36fafb4048ecc32bcdd6d0e695f0812fd20ccb87