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Analysis
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max time kernel
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max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12/01/2025, 20:44
Behavioral task
behavioral1
Sample
12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe
Resource
win10v2004-20241007-en
General
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Target
12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe
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Size
90KB
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MD5
3783f53540d2dabcdbd882058685f0ee
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SHA1
886aa3b4383bb3dee9d3cf9677108986a890819a
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SHA256
12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee
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SHA512
e6a8c6a00d94ee45f8eaeff995bfac0fd7fe0bc7a62e0e74ad3e468412e274b28e3a787765270ce47d1c669397f0395650dda0d4114bfac1bcfcea5385ddc272
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDQ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3W
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/4440-53-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4440-54-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4440-51-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4440-61-0x0000000000400000-0x0000000000414000-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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe -
Executes dropped EXE 3 IoCs
pid Process 3652 csrsll.exe 4928 csrsll.exe 4440 csrsll.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\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 1128 set thread context of 316 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 82 PID 3652 set thread context of 4928 3652 csrsll.exe 92 PID 3652 set thread context of 4440 3652 csrsll.exe 93 -
resource yara_rule behavioral2/memory/1128-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1128-5-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/316-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1128-12-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/316-10-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/316-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000b000000023b88-28.dat upx behavioral2/memory/316-38-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3652-39-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3652-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4440-44-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4440-49-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4440-53-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4440-54-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4440-51-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3652-56-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/316-59-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4928-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4440-61-0x0000000000400000-0x0000000000414000-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 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.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 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe Token: SeDebugPrivilege 4928 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 316 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 3652 csrsll.exe 4928 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 1128 wrote to memory of 316 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 82 PID 1128 wrote to memory of 316 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 82 PID 1128 wrote to memory of 316 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 82 PID 1128 wrote to memory of 316 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 82 PID 1128 wrote to memory of 316 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 82 PID 1128 wrote to memory of 316 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 82 PID 1128 wrote to memory of 316 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 82 PID 1128 wrote to memory of 316 1128 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 82 PID 316 wrote to memory of 3216 316 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 83 PID 316 wrote to memory of 3216 316 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 83 PID 316 wrote to memory of 3216 316 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 83 PID 3216 wrote to memory of 3800 3216 cmd.exe 86 PID 3216 wrote to memory of 3800 3216 cmd.exe 86 PID 3216 wrote to memory of 3800 3216 cmd.exe 86 PID 316 wrote to memory of 3652 316 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 87 PID 316 wrote to memory of 3652 316 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 87 PID 316 wrote to memory of 3652 316 12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe 87 PID 3652 wrote to memory of 4928 3652 csrsll.exe 92 PID 3652 wrote to memory of 4928 3652 csrsll.exe 92 PID 3652 wrote to memory of 4928 3652 csrsll.exe 92 PID 3652 wrote to memory of 4928 3652 csrsll.exe 92 PID 3652 wrote to memory of 4928 3652 csrsll.exe 92 PID 3652 wrote to memory of 4928 3652 csrsll.exe 92 PID 3652 wrote to memory of 4928 3652 csrsll.exe 92 PID 3652 wrote to memory of 4928 3652 csrsll.exe 92 PID 3652 wrote to memory of 4440 3652 csrsll.exe 93 PID 3652 wrote to memory of 4440 3652 csrsll.exe 93 PID 3652 wrote to memory of 4440 3652 csrsll.exe 93 PID 3652 wrote to memory of 4440 3652 csrsll.exe 93 PID 3652 wrote to memory of 4440 3652 csrsll.exe 93 PID 3652 wrote to memory of 4440 3652 csrsll.exe 93 PID 3652 wrote to memory of 4440 3652 csrsll.exe 93 PID 3652 wrote to memory of 4440 3652 csrsll.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe"C:\Users\Admin\AppData\Local\Temp\12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1128 -
C:\Users\Admin\AppData\Local\Temp\12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe"C:\Users\Admin\AppData\Local\Temp\12b39b53b5f8d6fb50dc6306e0c3ec9cfdfb034c0f76d2be71d31807719032ee.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:316 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RFGCA.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3216 -
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:3800
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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:3652 -
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:4928
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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:4440
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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
MD550d7e206b3812c3939e6d9db934c6acd
SHA12d4146e713facb52ece0b916809c46c54e795df3
SHA2567e96fda987276f4a9352cdc295ca9110190fdfe8a35fb8d9a35699b11d589a66
SHA51250613ae888f721db639737fe407c9160bdcd6b01dc3cdb4e89274ce578523d68e18597b3ca1316dbcc45fb6f0c4cfe99a18769f8aa2dad6167e39323dde67a0d