Analysis
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max time kernel
149s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01/12/2024, 18:10
Behavioral task
behavioral1
Sample
5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe
Resource
win10v2004-20241007-en
General
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Target
5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe
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Size
90KB
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MD5
5642571e913ed9455d2203c1fb59bf62
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SHA1
2c1f905fad583fb158917f108905efea8c8a91c7
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SHA256
5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81
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SHA512
9459bf9ebf85e78febaef541733a2fbcfdf97f952f746410f711bb4ef16d43beb7f5dfefb357c6d192d000d73755e9ad63be326f0e01706e39bb71f39aabcbdb
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDI: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 1 IoCs
resource yara_rule behavioral1/memory/2548-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2112 csrsll.exe 1640 csrsll.exe 2548 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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 3028 set thread context of 2080 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 30 PID 2112 set thread context of 1640 2112 csrsll.exe 35 PID 2112 set thread context of 2548 2112 csrsll.exe 36 -
resource yara_rule behavioral1/memory/3028-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3028-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3028-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2080-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2080-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2080-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2080-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3028-101-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2080-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2080-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3028-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2080-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000b00000001225d-131.dat upx behavioral1/memory/2080-133-0x00000000025E0000-0x0000000002633000-memory.dmp upx behavioral1/memory/3028-152-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2080-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2112-224-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2548-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2112-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2080-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1640-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-263-0x0000000000400000-0x0000000000414000-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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe Token: SeDebugPrivilege 1640 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 2112 csrsll.exe 1640 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3028 wrote to memory of 2080 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 30 PID 3028 wrote to memory of 2080 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 30 PID 3028 wrote to memory of 2080 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 30 PID 3028 wrote to memory of 2080 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 30 PID 3028 wrote to memory of 2080 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 30 PID 3028 wrote to memory of 2080 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 30 PID 3028 wrote to memory of 2080 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 30 PID 3028 wrote to memory of 2080 3028 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 30 PID 2080 wrote to memory of 2144 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 31 PID 2080 wrote to memory of 2144 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 31 PID 2080 wrote to memory of 2144 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 31 PID 2080 wrote to memory of 2144 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 31 PID 2144 wrote to memory of 1052 2144 cmd.exe 33 PID 2144 wrote to memory of 1052 2144 cmd.exe 33 PID 2144 wrote to memory of 1052 2144 cmd.exe 33 PID 2144 wrote to memory of 1052 2144 cmd.exe 33 PID 2080 wrote to memory of 2112 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 34 PID 2080 wrote to memory of 2112 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 34 PID 2080 wrote to memory of 2112 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 34 PID 2080 wrote to memory of 2112 2080 5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe 34 PID 2112 wrote to memory of 1640 2112 csrsll.exe 35 PID 2112 wrote to memory of 1640 2112 csrsll.exe 35 PID 2112 wrote to memory of 1640 2112 csrsll.exe 35 PID 2112 wrote to memory of 1640 2112 csrsll.exe 35 PID 2112 wrote to memory of 1640 2112 csrsll.exe 35 PID 2112 wrote to memory of 1640 2112 csrsll.exe 35 PID 2112 wrote to memory of 1640 2112 csrsll.exe 35 PID 2112 wrote to memory of 1640 2112 csrsll.exe 35 PID 2112 wrote to memory of 2548 2112 csrsll.exe 36 PID 2112 wrote to memory of 2548 2112 csrsll.exe 36 PID 2112 wrote to memory of 2548 2112 csrsll.exe 36 PID 2112 wrote to memory of 2548 2112 csrsll.exe 36 PID 2112 wrote to memory of 2548 2112 csrsll.exe 36 PID 2112 wrote to memory of 2548 2112 csrsll.exe 36 PID 2112 wrote to memory of 2548 2112 csrsll.exe 36 PID 2112 wrote to memory of 2548 2112 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe"C:\Users\Admin\AppData\Local\Temp\5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3028 -
C:\Users\Admin\AppData\Local\Temp\5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe"C:\Users\Admin\AppData\Local\Temp\5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2080 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\POAIA.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2144 -
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:1052
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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:2112 -
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:1640
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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:2548
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD507c68011790a12ad7af5b77c0c3a7f53
SHA1882f78e9436e8a96a7527ec520c7c9812372d176
SHA256b07b5845f62cea7f8da6fe52666407967aafa6a6f6fa56eddceb824210415c28
SHA512214112048d75ea343f0c7edeade4016ca475d195f365a0582b1893c0ec6cd6701839de74daf9b1dc61f633ea6e4315d620c78004e95af4c89affcf99a90fdba8