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Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/09/2024, 09:38
Behavioral task
behavioral1
Sample
58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe
Resource
win10v2004-20240802-en
General
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Target
58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe
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Size
90KB
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MD5
216fa3d25d0d55d373e5ad83af328070
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SHA1
195fc5f5f1061640700e0e810e3b454d1581bb18
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SHA256
58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5
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SHA512
8423788f994d2e5018c133c0a33d2f8b3f2b60019ef98a24b3213391a2d74e63d43f1f53f768bdfba9d60d0e8bd3b0cd9396963b79011eb3e2af371a199ad89f
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDh:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3v
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 Second Stage 1 IoCs
resource yara_rule behavioral1/memory/2004-261-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2972 csrsll.exe 2316 csrsll.exe 2004 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.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 2748 set thread context of 2396 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 30 PID 2972 set thread context of 2316 2972 csrsll.exe 35 PID 2972 set thread context of 2004 2972 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2748-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2748-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2748-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2396-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2396-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2396-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2748-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2396-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2396-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2748-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2396-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2396-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2748-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000b000000012250-132.dat upx behavioral1/memory/2396-134-0x00000000033A0000-0x00000000033F3000-memory.dmp upx behavioral1/memory/2396-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2748-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2972-213-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2004-249-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2972-251-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2396-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2316-258-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2004-261-0x0000000000400000-0x0000000000414000-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 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.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 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe Token: SeDebugPrivilege 2316 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 2972 csrsll.exe 2316 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2748 wrote to memory of 2396 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 30 PID 2748 wrote to memory of 2396 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 30 PID 2748 wrote to memory of 2396 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 30 PID 2748 wrote to memory of 2396 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 30 PID 2748 wrote to memory of 2396 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 30 PID 2748 wrote to memory of 2396 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 30 PID 2748 wrote to memory of 2396 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 30 PID 2748 wrote to memory of 2396 2748 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 30 PID 2396 wrote to memory of 2892 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 31 PID 2396 wrote to memory of 2892 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 31 PID 2396 wrote to memory of 2892 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 31 PID 2396 wrote to memory of 2892 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 31 PID 2892 wrote to memory of 2060 2892 cmd.exe 33 PID 2892 wrote to memory of 2060 2892 cmd.exe 33 PID 2892 wrote to memory of 2060 2892 cmd.exe 33 PID 2892 wrote to memory of 2060 2892 cmd.exe 33 PID 2396 wrote to memory of 2972 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 34 PID 2396 wrote to memory of 2972 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 34 PID 2396 wrote to memory of 2972 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 34 PID 2396 wrote to memory of 2972 2396 58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe 34 PID 2972 wrote to memory of 2316 2972 csrsll.exe 35 PID 2972 wrote to memory of 2316 2972 csrsll.exe 35 PID 2972 wrote to memory of 2316 2972 csrsll.exe 35 PID 2972 wrote to memory of 2316 2972 csrsll.exe 35 PID 2972 wrote to memory of 2316 2972 csrsll.exe 35 PID 2972 wrote to memory of 2316 2972 csrsll.exe 35 PID 2972 wrote to memory of 2316 2972 csrsll.exe 35 PID 2972 wrote to memory of 2316 2972 csrsll.exe 35 PID 2972 wrote to memory of 2004 2972 csrsll.exe 36 PID 2972 wrote to memory of 2004 2972 csrsll.exe 36 PID 2972 wrote to memory of 2004 2972 csrsll.exe 36 PID 2972 wrote to memory of 2004 2972 csrsll.exe 36 PID 2972 wrote to memory of 2004 2972 csrsll.exe 36 PID 2972 wrote to memory of 2004 2972 csrsll.exe 36 PID 2972 wrote to memory of 2004 2972 csrsll.exe 36 PID 2972 wrote to memory of 2004 2972 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe"C:\Users\Admin\AppData\Local\Temp\58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Users\Admin\AppData\Local\Temp\58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe"C:\Users\Admin\AppData\Local\Temp\58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\WTCCN.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2892 -
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:2060
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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:2972 -
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:2316
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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:2004
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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
MD5d6091b03837eec638ec40841d5fb9da8
SHA1fd792d320e3ff42a3435242fe5c0f25833beb245
SHA256fc1de00e56d94cc050acbbbe0fae93a0b6fc33221e7818ec1538a579127d2974
SHA51216ca9e3e13bc86b636bb4edd19a3d67f7c718dce23728d0b80ab1f7c67fc2f9e6407b7df3790fb778542e62db7abc44a6657923176e16993a126e66792b9a816