Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
17-12-2024 23:17
Behavioral task
behavioral1
Sample
bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe
Resource
win10v2004-20241007-en
General
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Target
bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe
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Size
90KB
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MD5
6690ce2b6e4bd5f705305ef10927e9b0
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SHA1
4a42987613ad2331b9694720b30fd64283c30e29
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SHA256
bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93
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SHA512
96a74a7634bf96aff5c9ef2b70c4ef98b193b443b9b9919a6183ae7d088f649678816d17428adeea070cce53e580fd34bf328dcf376d032739ea054d91a54bf3
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDk:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3u
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/3040-256-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/3040-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1692 csrsll.exe 744 csrsll.exe 3040 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\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 2592 set thread context of 1276 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 30 PID 1692 set thread context of 744 1692 csrsll.exe 36 PID 1692 set thread context of 3040 1692 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2592-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2592-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2592-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1276-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1276-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2592-101-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1276-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1276-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2592-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1276-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1276-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1276-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1276-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000e00000001202b-134.dat upx behavioral1/memory/1276-146-0x00000000024A0000-0x00000000024F3000-memory.dmp upx behavioral1/memory/1276-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1692-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1276-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1692-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3040-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/744-255-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/744-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3040-263-0x0000000000400000-0x0000000000414000-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 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.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
description pid Process Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe Token: SeDebugPrivilege 744 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 1692 csrsll.exe 744 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2592 wrote to memory of 1276 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 30 PID 2592 wrote to memory of 1276 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 30 PID 2592 wrote to memory of 1276 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 30 PID 2592 wrote to memory of 1276 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 30 PID 2592 wrote to memory of 1276 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 30 PID 2592 wrote to memory of 1276 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 30 PID 2592 wrote to memory of 1276 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 30 PID 2592 wrote to memory of 1276 2592 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 30 PID 1276 wrote to memory of 1480 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 31 PID 1276 wrote to memory of 1480 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 31 PID 1276 wrote to memory of 1480 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 31 PID 1276 wrote to memory of 1480 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 31 PID 1480 wrote to memory of 1996 1480 cmd.exe 33 PID 1480 wrote to memory of 1996 1480 cmd.exe 33 PID 1480 wrote to memory of 1996 1480 cmd.exe 33 PID 1480 wrote to memory of 1996 1480 cmd.exe 33 PID 1276 wrote to memory of 1692 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 34 PID 1276 wrote to memory of 1692 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 34 PID 1276 wrote to memory of 1692 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 34 PID 1276 wrote to memory of 1692 1276 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 34 PID 1692 wrote to memory of 744 1692 csrsll.exe 36 PID 1692 wrote to memory of 744 1692 csrsll.exe 36 PID 1692 wrote to memory of 744 1692 csrsll.exe 36 PID 1692 wrote to memory of 744 1692 csrsll.exe 36 PID 1692 wrote to memory of 744 1692 csrsll.exe 36 PID 1692 wrote to memory of 744 1692 csrsll.exe 36 PID 1692 wrote to memory of 744 1692 csrsll.exe 36 PID 1692 wrote to memory of 744 1692 csrsll.exe 36 PID 1692 wrote to memory of 3040 1692 csrsll.exe 37 PID 1692 wrote to memory of 3040 1692 csrsll.exe 37 PID 1692 wrote to memory of 3040 1692 csrsll.exe 37 PID 1692 wrote to memory of 3040 1692 csrsll.exe 37 PID 1692 wrote to memory of 3040 1692 csrsll.exe 37 PID 1692 wrote to memory of 3040 1692 csrsll.exe 37 PID 1692 wrote to memory of 3040 1692 csrsll.exe 37 PID 1692 wrote to memory of 3040 1692 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe"C:\Users\Admin\AppData\Local\Temp\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2592 -
C:\Users\Admin\AppData\Local\Temp\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe"C:\Users\Admin\AppData\Local\Temp\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1276 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\PBDFR.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1480 -
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:1996
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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:1692 -
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:744
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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:3040
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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
MD59de798b597f989ade13ad43b6df5e821
SHA18eb8f05f3766e8fddf5513c06faf4669f07d9c5c
SHA256d08e5cd7d6feae701a3882224bbf12e8e0ddd3bdc4411d096018b7b91c59a7e1
SHA51266d084459132f93cfbc0ac21e30d2795660f9be5a9bbf913bdb1ed6e8b0ac04be18d72b47c92b85fa1f8d0ab7138e6a3f4626109cdafd1b5329d980ac8dcb1b4