Analysis
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max time kernel
119s -
max time network
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platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 08:10
Behavioral task
behavioral1
Sample
864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe
Resource
win10v2004-20241007-en
General
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Target
864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe
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Size
90KB
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MD5
a249b5424100b14825c9428908921470
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SHA1
193d7cf356045e8cf89dd0d6fe36aadf4bdb0184
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SHA256
864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6
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SHA512
0aa9be19cca49c0ced44590abf32354d6005cbad7c1a9c32389436e5a911117b6fbf7ee3e4cd8448f9d32c652de85743666c281e36dcca2e88b8c635abaabf0d
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDL:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3t
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/2028-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1852 csrsll.exe 1256 csrsll.exe 2028 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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 2500 set thread context of 2568 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 31 PID 1852 set thread context of 1256 1852 csrsll.exe 36 PID 1852 set thread context of 2028 1852 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2500-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2568-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2568-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2568-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2568-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2568-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2500-106-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2568-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0005000000004ed7-134.dat upx behavioral1/memory/2568-148-0x00000000030E0000-0x0000000003133000-memory.dmp upx behavioral1/memory/2568-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1852-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2568-212-0x00000000030E0000-0x0000000003133000-memory.dmp upx behavioral1/memory/1852-252-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2568-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2028-248-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1256-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2028-262-0x0000000000400000-0x0000000000414000-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 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.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 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe Token: SeDebugPrivilege 1256 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 1852 csrsll.exe 1256 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2500 wrote to memory of 2568 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 31 PID 2500 wrote to memory of 2568 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 31 PID 2500 wrote to memory of 2568 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 31 PID 2500 wrote to memory of 2568 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 31 PID 2500 wrote to memory of 2568 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 31 PID 2500 wrote to memory of 2568 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 31 PID 2500 wrote to memory of 2568 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 31 PID 2500 wrote to memory of 2568 2500 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 31 PID 2568 wrote to memory of 1636 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 32 PID 2568 wrote to memory of 1636 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 32 PID 2568 wrote to memory of 1636 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 32 PID 2568 wrote to memory of 1636 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 32 PID 1636 wrote to memory of 1892 1636 cmd.exe 34 PID 1636 wrote to memory of 1892 1636 cmd.exe 34 PID 1636 wrote to memory of 1892 1636 cmd.exe 34 PID 1636 wrote to memory of 1892 1636 cmd.exe 34 PID 2568 wrote to memory of 1852 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 35 PID 2568 wrote to memory of 1852 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 35 PID 2568 wrote to memory of 1852 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 35 PID 2568 wrote to memory of 1852 2568 864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe 35 PID 1852 wrote to memory of 1256 1852 csrsll.exe 36 PID 1852 wrote to memory of 1256 1852 csrsll.exe 36 PID 1852 wrote to memory of 1256 1852 csrsll.exe 36 PID 1852 wrote to memory of 1256 1852 csrsll.exe 36 PID 1852 wrote to memory of 1256 1852 csrsll.exe 36 PID 1852 wrote to memory of 1256 1852 csrsll.exe 36 PID 1852 wrote to memory of 1256 1852 csrsll.exe 36 PID 1852 wrote to memory of 1256 1852 csrsll.exe 36 PID 1852 wrote to memory of 2028 1852 csrsll.exe 37 PID 1852 wrote to memory of 2028 1852 csrsll.exe 37 PID 1852 wrote to memory of 2028 1852 csrsll.exe 37 PID 1852 wrote to memory of 2028 1852 csrsll.exe 37 PID 1852 wrote to memory of 2028 1852 csrsll.exe 37 PID 1852 wrote to memory of 2028 1852 csrsll.exe 37 PID 1852 wrote to memory of 2028 1852 csrsll.exe 37 PID 1852 wrote to memory of 2028 1852 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe"C:\Users\Admin\AppData\Local\Temp\864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2500 -
C:\Users\Admin\AppData\Local\Temp\864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe"C:\Users\Admin\AppData\Local\Temp\864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2568 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\AONIR.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1636 -
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:1892
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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:1852 -
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:1256
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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:2028
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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
MD590fb5dac8d5167aab1eed8140b5e723c
SHA130a538e00bb20e04c87a64ade9f9ebc4d0c037aa
SHA2562df4988efc5aaf3bdbd7bd77ccbe07511e0235a64750c690b96ad575e51e92e1
SHA512f31b144ce4df2e67370868539f9cf28810a93a313d7766fab6eab3ce26515deb2778da20b11e331bf5f43ce0d058b686c54d5f305571fa4bdee5f17db3e17bdf