Analysis
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max time kernel
120s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
07-01-2025 01:28
Behavioral task
behavioral1
Sample
40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe
Resource
win10v2004-20241007-en
General
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Target
40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe
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Size
90KB
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MD5
ff8fe37b6ad4d5d828c4d429fa6fb0f0
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SHA1
7b17209f68e28521cde449e1a7a1e9808013c006
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SHA256
40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456f
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SHA512
fa3720feb987fd8992f61bc378b5e726e800798c7841ac41225a588ee9454a833bffc3cc671acae2027bda914688e5922f6b771044dc701f931ee0593f8620ef
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDB:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3H
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 1 IoCs
resource yara_rule behavioral1/memory/1536-268-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1564 csrsll.exe 1508 csrsll.exe 1536 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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 1668 set thread context of 1324 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 30 PID 1564 set thread context of 1508 1564 csrsll.exe 35 PID 1564 set thread context of 1536 1564 csrsll.exe 36 -
resource yara_rule behavioral1/memory/1668-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1668-4-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1668-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1324-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1324-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1668-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1668-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1324-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1324-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1668-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1668-28-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1324-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1324-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1324-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000e0000000133b8-134.dat upx behavioral1/memory/1564-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1324-148-0x0000000002B90000-0x0000000002BE3000-memory.dmp upx behavioral1/memory/1324-157-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1564-162-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1564-220-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1536-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1564-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1324-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1508-265-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1536-268-0x0000000000400000-0x0000000000414000-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 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.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 63 IoCs
description pid Process Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 1564 csrsll.exe 1508 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1668 wrote to memory of 1324 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 30 PID 1668 wrote to memory of 1324 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 30 PID 1668 wrote to memory of 1324 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 30 PID 1668 wrote to memory of 1324 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 30 PID 1668 wrote to memory of 1324 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 30 PID 1668 wrote to memory of 1324 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 30 PID 1668 wrote to memory of 1324 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 30 PID 1668 wrote to memory of 1324 1668 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 30 PID 1324 wrote to memory of 1752 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 31 PID 1324 wrote to memory of 1752 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 31 PID 1324 wrote to memory of 1752 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 31 PID 1324 wrote to memory of 1752 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 31 PID 1752 wrote to memory of 2944 1752 cmd.exe 33 PID 1752 wrote to memory of 2944 1752 cmd.exe 33 PID 1752 wrote to memory of 2944 1752 cmd.exe 33 PID 1752 wrote to memory of 2944 1752 cmd.exe 33 PID 1324 wrote to memory of 1564 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 34 PID 1324 wrote to memory of 1564 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 34 PID 1324 wrote to memory of 1564 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 34 PID 1324 wrote to memory of 1564 1324 40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe 34 PID 1564 wrote to memory of 1508 1564 csrsll.exe 35 PID 1564 wrote to memory of 1508 1564 csrsll.exe 35 PID 1564 wrote to memory of 1508 1564 csrsll.exe 35 PID 1564 wrote to memory of 1508 1564 csrsll.exe 35 PID 1564 wrote to memory of 1508 1564 csrsll.exe 35 PID 1564 wrote to memory of 1508 1564 csrsll.exe 35 PID 1564 wrote to memory of 1508 1564 csrsll.exe 35 PID 1564 wrote to memory of 1508 1564 csrsll.exe 35 PID 1564 wrote to memory of 1536 1564 csrsll.exe 36 PID 1564 wrote to memory of 1536 1564 csrsll.exe 36 PID 1564 wrote to memory of 1536 1564 csrsll.exe 36 PID 1564 wrote to memory of 1536 1564 csrsll.exe 36 PID 1564 wrote to memory of 1536 1564 csrsll.exe 36 PID 1564 wrote to memory of 1536 1564 csrsll.exe 36 PID 1564 wrote to memory of 1536 1564 csrsll.exe 36 PID 1564 wrote to memory of 1536 1564 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe"C:\Users\Admin\AppData\Local\Temp\40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Users\Admin\AppData\Local\Temp\40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe"C:\Users\Admin\AppData\Local\Temp\40621cc8d9668da48dd7661bcc4ccf9094bd969e6fd60faa88ee788a2b87456fN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1324 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\VWJPW.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1752 -
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:2944
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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:1564 -
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:1508
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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:1536
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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
MD5a58979b542e0a8f813f3785b60b3abd9
SHA1e893809fea66326b24372ac10706fc7a1c3d460a
SHA2563e0ffc012b70863786137809b21aafc997b5c945ad11533214f6344918a7a2fc
SHA512d81991df739e31bcde2d629bc434e2103ba6f96792bcede7842962fa97d65742f879be9fbd7b0d9d30da302771f9a116d70ccd72a73841b2b3ce704b65600c35