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Analysis
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max time kernel
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max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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 4 IoCs
resource yara_rule behavioral2/memory/4696-53-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4696-55-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4696-52-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4696-61-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe -
Executes dropped EXE 3 IoCs
pid Process 2316 csrsll.exe 4636 csrsll.exe 4696 csrsll.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\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 1652 set thread context of 1524 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 83 PID 2316 set thread context of 4636 2316 csrsll.exe 90 PID 2316 set thread context of 4696 2316 csrsll.exe 91 -
resource yara_rule behavioral2/memory/1652-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1652-5-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1524-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1524-11-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1524-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1652-15-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/files/0x0008000000023cb4-29.dat upx behavioral2/memory/1524-39-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2316-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2316-41-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4696-44-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4696-50-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4696-53-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4696-55-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2316-57-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4696-52-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/1524-59-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4636-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4696-61-0x0000000000400000-0x0000000000414000-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 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe Token: SeDebugPrivilege 4636 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 1524 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 2316 csrsll.exe 4636 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 1652 wrote to memory of 1524 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 83 PID 1652 wrote to memory of 1524 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 83 PID 1652 wrote to memory of 1524 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 83 PID 1652 wrote to memory of 1524 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 83 PID 1652 wrote to memory of 1524 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 83 PID 1652 wrote to memory of 1524 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 83 PID 1652 wrote to memory of 1524 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 83 PID 1652 wrote to memory of 1524 1652 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 83 PID 1524 wrote to memory of 804 1524 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 84 PID 1524 wrote to memory of 804 1524 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 84 PID 1524 wrote to memory of 804 1524 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 84 PID 804 wrote to memory of 1756 804 cmd.exe 88 PID 804 wrote to memory of 1756 804 cmd.exe 88 PID 804 wrote to memory of 1756 804 cmd.exe 88 PID 1524 wrote to memory of 2316 1524 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 89 PID 1524 wrote to memory of 2316 1524 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 89 PID 1524 wrote to memory of 2316 1524 bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe 89 PID 2316 wrote to memory of 4636 2316 csrsll.exe 90 PID 2316 wrote to memory of 4636 2316 csrsll.exe 90 PID 2316 wrote to memory of 4636 2316 csrsll.exe 90 PID 2316 wrote to memory of 4636 2316 csrsll.exe 90 PID 2316 wrote to memory of 4636 2316 csrsll.exe 90 PID 2316 wrote to memory of 4636 2316 csrsll.exe 90 PID 2316 wrote to memory of 4636 2316 csrsll.exe 90 PID 2316 wrote to memory of 4636 2316 csrsll.exe 90 PID 2316 wrote to memory of 4696 2316 csrsll.exe 91 PID 2316 wrote to memory of 4696 2316 csrsll.exe 91 PID 2316 wrote to memory of 4696 2316 csrsll.exe 91 PID 2316 wrote to memory of 4696 2316 csrsll.exe 91 PID 2316 wrote to memory of 4696 2316 csrsll.exe 91 PID 2316 wrote to memory of 4696 2316 csrsll.exe 91 PID 2316 wrote to memory of 4696 2316 csrsll.exe 91 PID 2316 wrote to memory of 4696 2316 csrsll.exe 91
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:1652 -
C:\Users\Admin\AppData\Local\Temp\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe"C:\Users\Admin\AppData\Local\Temp\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DRQCK.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:804 -
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:1756
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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:2316 -
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:4636
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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:4696
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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
MD5bd669ce307fe54fecd92879731cbebff
SHA1422e15ae3a1f907b60e1917ba11b015844f9299c
SHA256af6b5defffe5900eddbe504a7aa9540ece613c5ffee735fd0624c7043ff98e38
SHA512b875fd2b0bd2714aa16217ac5ed880847f726d2de4dc831543d8e68dd37fe111c99e4544b1317256ce5583b63a1fb7012c241b6776ffbdcd3ba0b4a5e0d26fa9