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Analysis
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max time kernel
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max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01/01/2025, 16:54
Behavioral task
behavioral1
Sample
99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe
Resource
win10v2004-20241007-en
General
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Target
99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe
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Size
90KB
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MD5
1483e0b53896b683908281d8a2060fd0
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SHA1
2553a9e5459189588683e34dbef7825559e10099
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SHA256
99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400
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SHA512
4e508e0ff1575481547f5665c9c1772782af8eb616b81d621772f6cededdb6082d3b1f5f5529f51cdfba6c951744b6f45252474bfe752f07f1365429ca1df240
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDN:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE33
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/3592-52-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/3592-54-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/3592-55-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/3592-62-0x0000000000400000-0x0000000000414000-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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe -
Executes dropped EXE 3 IoCs
pid Process 780 csrsll.exe 980 csrsll.exe 3592 csrsll.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\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 2032 set thread context of 1580 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 82 PID 780 set thread context of 980 780 csrsll.exe 88 PID 780 set thread context of 3592 780 csrsll.exe 89 -
resource yara_rule behavioral2/memory/2032-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2032-5-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1580-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1580-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2032-12-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1580-13-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000d000000023b9e-29.dat upx behavioral2/memory/1580-39-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/780-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/780-41-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3592-47-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3592-51-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3592-52-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3592-54-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3592-55-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/780-57-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1580-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/980-61-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3592-62-0x0000000000400000-0x0000000000414000-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 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.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 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 1580 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 780 csrsll.exe 980 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 2032 wrote to memory of 1580 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 82 PID 2032 wrote to memory of 1580 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 82 PID 2032 wrote to memory of 1580 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 82 PID 2032 wrote to memory of 1580 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 82 PID 2032 wrote to memory of 1580 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 82 PID 2032 wrote to memory of 1580 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 82 PID 2032 wrote to memory of 1580 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 82 PID 2032 wrote to memory of 1580 2032 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 82 PID 1580 wrote to memory of 880 1580 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 83 PID 1580 wrote to memory of 880 1580 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 83 PID 1580 wrote to memory of 880 1580 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 83 PID 880 wrote to memory of 3456 880 cmd.exe 86 PID 880 wrote to memory of 3456 880 cmd.exe 86 PID 880 wrote to memory of 3456 880 cmd.exe 86 PID 1580 wrote to memory of 780 1580 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 87 PID 1580 wrote to memory of 780 1580 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 87 PID 1580 wrote to memory of 780 1580 99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe 87 PID 780 wrote to memory of 980 780 csrsll.exe 88 PID 780 wrote to memory of 980 780 csrsll.exe 88 PID 780 wrote to memory of 980 780 csrsll.exe 88 PID 780 wrote to memory of 980 780 csrsll.exe 88 PID 780 wrote to memory of 980 780 csrsll.exe 88 PID 780 wrote to memory of 980 780 csrsll.exe 88 PID 780 wrote to memory of 980 780 csrsll.exe 88 PID 780 wrote to memory of 980 780 csrsll.exe 88 PID 780 wrote to memory of 3592 780 csrsll.exe 89 PID 780 wrote to memory of 3592 780 csrsll.exe 89 PID 780 wrote to memory of 3592 780 csrsll.exe 89 PID 780 wrote to memory of 3592 780 csrsll.exe 89 PID 780 wrote to memory of 3592 780 csrsll.exe 89 PID 780 wrote to memory of 3592 780 csrsll.exe 89 PID 780 wrote to memory of 3592 780 csrsll.exe 89 PID 780 wrote to memory of 3592 780 csrsll.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe"C:\Users\Admin\AppData\Local\Temp\99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Users\Admin\AppData\Local\Temp\99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe"C:\Users\Admin\AppData\Local\Temp\99c638d9d5d6b862cc89f76cb111fbb9c522006b581da6875233538c715fd400N.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1580 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\HRNIY.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:880 -
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:3456
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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:780 -
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:980
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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:3592
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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
MD5e46ea6bc99f0bdef6ecd87f8dab70364
SHA1119311a6a3bdd5e758c35714e3fb2e23f025d224
SHA256dcdafd832884ee069b92fd1389a315901e9f795d6917e4814149214e21b37aa2
SHA512905b4314883ecdc64c50aac7a8422f25418a8f24fceacb4546c1d9ca42267275292a6b96cc730988bedd129c180500272f5069c41b9c3aeb4c6003289739ecfa