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Analysis
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max time kernel
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max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02/01/2025, 05:38
Behavioral task
behavioral1
Sample
a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe
Resource
win10v2004-20241007-en
General
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Target
a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe
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Size
90KB
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MD5
fc4ffbcbdac28efd3e6356060b553889
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SHA1
c462ee140d06c4dd7e16d8752df23e64ce3bd2b5
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SHA256
a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d
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SHA512
28c29dc68b2656a80b9c7ec6871a6e4ec9f8f86794bacee7f9f1b81d29f1adc4bfa321ee03a7f72ca3763cfaf4ed44f20d9f6857b78fda1d4c7eabb2c7e6df87
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDB:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3j
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/2440-53-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/2440-52-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/2440-51-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/2440-60-0x0000000000400000-0x0000000000414000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe -
Executes dropped EXE 3 IoCs
pid Process 2204 csrsll.exe 4020 csrsll.exe 2440 csrsll.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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 2356 set thread context of 748 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 86 PID 2204 set thread context of 4020 2204 csrsll.exe 104 PID 2204 set thread context of 2440 2204 csrsll.exe 105 -
resource yara_rule behavioral2/memory/2356-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2356-5-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/748-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/748-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2356-11-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/748-12-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000b000000023b93-28.dat upx behavioral2/memory/748-38-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2204-39-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2204-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2440-43-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2440-49-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2204-50-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2440-53-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2440-52-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2440-51-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/748-57-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4020-59-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2440-60-0x0000000000400000-0x0000000000414000-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 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.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 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe Token: SeDebugPrivilege 4020 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 748 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 2204 csrsll.exe 4020 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 2356 wrote to memory of 748 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 86 PID 2356 wrote to memory of 748 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 86 PID 2356 wrote to memory of 748 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 86 PID 2356 wrote to memory of 748 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 86 PID 2356 wrote to memory of 748 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 86 PID 2356 wrote to memory of 748 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 86 PID 2356 wrote to memory of 748 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 86 PID 2356 wrote to memory of 748 2356 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 86 PID 748 wrote to memory of 4232 748 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 92 PID 748 wrote to memory of 4232 748 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 92 PID 748 wrote to memory of 4232 748 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 92 PID 4232 wrote to memory of 2156 4232 cmd.exe 96 PID 4232 wrote to memory of 2156 4232 cmd.exe 96 PID 4232 wrote to memory of 2156 4232 cmd.exe 96 PID 748 wrote to memory of 2204 748 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 97 PID 748 wrote to memory of 2204 748 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 97 PID 748 wrote to memory of 2204 748 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 97 PID 2204 wrote to memory of 4020 2204 csrsll.exe 104 PID 2204 wrote to memory of 4020 2204 csrsll.exe 104 PID 2204 wrote to memory of 4020 2204 csrsll.exe 104 PID 2204 wrote to memory of 4020 2204 csrsll.exe 104 PID 2204 wrote to memory of 4020 2204 csrsll.exe 104 PID 2204 wrote to memory of 4020 2204 csrsll.exe 104 PID 2204 wrote to memory of 4020 2204 csrsll.exe 104 PID 2204 wrote to memory of 4020 2204 csrsll.exe 104 PID 2204 wrote to memory of 2440 2204 csrsll.exe 105 PID 2204 wrote to memory of 2440 2204 csrsll.exe 105 PID 2204 wrote to memory of 2440 2204 csrsll.exe 105 PID 2204 wrote to memory of 2440 2204 csrsll.exe 105 PID 2204 wrote to memory of 2440 2204 csrsll.exe 105 PID 2204 wrote to memory of 2440 2204 csrsll.exe 105 PID 2204 wrote to memory of 2440 2204 csrsll.exe 105 PID 2204 wrote to memory of 2440 2204 csrsll.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe"C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2356 -
C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe"C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:748 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\XNOLU.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4232 -
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:2156
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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:2204 -
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:4020
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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:2440
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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
MD522788f85660a1d32280c2c9b097ff085
SHA18f9ccc165d618eb42fc164f9e30240f8b947ef64
SHA256651a3da379042659bc19d1fb4d843489f9ece2a4c5a411242dfa401c1889194f
SHA5121f48e9914cbf90b46fe208bad013705a8855f217cc921d06bb8573a8957f230d818d6b8d10593c4626f007d007e0bd6eb94213607e2a8b700b721aa1e8c73fc1