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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
21/01/2025, 14:45
Behavioral task
behavioral1
Sample
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe
Resource
win10v2004-20241007-en
General
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Target
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe
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Size
90KB
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MD5
3f667b7a1b17fffa4cabe48898adb95f
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SHA1
10ab9afe4171d689ce72f10f261a66b3502daf24
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SHA256
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea
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SHA512
801823e644807af47d7b604dee5f343cde97f436942b64a320d322d4f1824b250d9f3f7958cf91b3bcff2b51b92065a45e29ab3a0eae455947575cf68c182e5b
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDh: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/2308-55-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/2308-57-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/2308-53-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/2308-61-0x0000000000400000-0x0000000000414000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe -
Executes dropped EXE 3 IoCs
pid Process 2716 csrsll.exe 4524 csrsll.exe 2308 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 3548 set thread context of 1764 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 83 PID 2716 set thread context of 4524 2716 csrsll.exe 95 PID 2716 set thread context of 2308 2716 csrsll.exe 96 -
resource yara_rule behavioral2/memory/3548-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3548-5-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1764-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1764-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3548-12-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1764-13-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x0008000000023c66-29.dat upx behavioral2/memory/1764-39-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2716-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2716-41-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2308-45-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2308-50-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2308-55-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2308-57-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2716-54-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2308-53-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/1764-59-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4524-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2308-61-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe Token: SeDebugPrivilege 4524 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 1764 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2716 csrsll.exe 4524 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 3548 wrote to memory of 1764 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 83 PID 3548 wrote to memory of 1764 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 83 PID 3548 wrote to memory of 1764 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 83 PID 3548 wrote to memory of 1764 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 83 PID 3548 wrote to memory of 1764 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 83 PID 3548 wrote to memory of 1764 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 83 PID 3548 wrote to memory of 1764 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 83 PID 3548 wrote to memory of 1764 3548 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 83 PID 1764 wrote to memory of 1272 1764 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 84 PID 1764 wrote to memory of 1272 1764 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 84 PID 1764 wrote to memory of 1272 1764 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 84 PID 1272 wrote to memory of 3148 1272 cmd.exe 88 PID 1272 wrote to memory of 3148 1272 cmd.exe 88 PID 1272 wrote to memory of 3148 1272 cmd.exe 88 PID 1764 wrote to memory of 2716 1764 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 89 PID 1764 wrote to memory of 2716 1764 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 89 PID 1764 wrote to memory of 2716 1764 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 89 PID 2716 wrote to memory of 4524 2716 csrsll.exe 95 PID 2716 wrote to memory of 4524 2716 csrsll.exe 95 PID 2716 wrote to memory of 4524 2716 csrsll.exe 95 PID 2716 wrote to memory of 4524 2716 csrsll.exe 95 PID 2716 wrote to memory of 4524 2716 csrsll.exe 95 PID 2716 wrote to memory of 4524 2716 csrsll.exe 95 PID 2716 wrote to memory of 4524 2716 csrsll.exe 95 PID 2716 wrote to memory of 4524 2716 csrsll.exe 95 PID 2716 wrote to memory of 2308 2716 csrsll.exe 96 PID 2716 wrote to memory of 2308 2716 csrsll.exe 96 PID 2716 wrote to memory of 2308 2716 csrsll.exe 96 PID 2716 wrote to memory of 2308 2716 csrsll.exe 96 PID 2716 wrote to memory of 2308 2716 csrsll.exe 96 PID 2716 wrote to memory of 2308 2716 csrsll.exe 96 PID 2716 wrote to memory of 2308 2716 csrsll.exe 96 PID 2716 wrote to memory of 2308 2716 csrsll.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe"C:\Users\Admin\AppData\Local\Temp\f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3548 -
C:\Users\Admin\AppData\Local\Temp\f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe"C:\Users\Admin\AppData\Local\Temp\f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1764 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DIXYV.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1272 -
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:3148
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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:2716 -
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:4524
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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:2308
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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
MD58710f169f200acfb582931acd3e859c3
SHA1d71e14703fee236fffa4851d560ceb0f8fa54942
SHA2564fff742f68a6c5cc81d5cd785cc97703c585f6ef507e395b9d7d33d48eb460f7
SHA51273226534c168401ef3b824effc2ac20cc01f95c7ff36676bc092f566b4e186e6fb2e9ae72481de387ccea597fd5ef9c5ad96f41fa98de371c3877793f3490e7c