Analysis
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max time kernel
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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
21-12-2024 07:16
Behavioral task
behavioral1
Sample
ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe
Resource
win10v2004-20241007-en
General
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Target
ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe
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Size
90KB
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MD5
cce63a7fad94df386734cf5b72b5de45
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SHA1
6776c7c1850e1cbc23173a7753076b516285382d
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SHA256
ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6
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SHA512
b0ba0de77a8beaf5019bb38c2bd22b3367039379a0fc08dea5197b4104c8bce4691e25f34274fdd966167f183b811f4ddeb302f563511dc3a5f9a5a44d21381f
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDl:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3b
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 2 IoCs
resource yara_rule behavioral1/memory/2128-260-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/2128-268-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1984 csrsll.exe 1628 csrsll.exe 2128 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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 2156 set thread context of 2636 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 1984 set thread context of 1628 1984 csrsll.exe 36 PID 1984 set thread context of 2128 1984 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2156-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2156-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2636-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2156-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2636-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2636-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2636-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2156-86-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2156-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2156-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2636-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2636-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2636-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2156-73-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2156-42-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x0009000000012102-135.dat upx behavioral1/memory/2636-149-0x00000000025F0000-0x0000000002643000-memory.dmp upx behavioral1/memory/1984-155-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2636-158-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1984-219-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1984-263-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2128-260-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1628-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2636-266-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1628-267-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2128-268-0x0000000000400000-0x0000000000414000-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 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe Token: SeDebugPrivilege 1628 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 1984 csrsll.exe 1628 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2156 wrote to memory of 2636 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2156 wrote to memory of 2636 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2156 wrote to memory of 2636 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2156 wrote to memory of 2636 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2156 wrote to memory of 2636 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2156 wrote to memory of 2636 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2156 wrote to memory of 2636 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2156 wrote to memory of 2636 2156 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2636 wrote to memory of 1732 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 31 PID 2636 wrote to memory of 1732 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 31 PID 2636 wrote to memory of 1732 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 31 PID 2636 wrote to memory of 1732 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 31 PID 1732 wrote to memory of 1388 1732 cmd.exe 33 PID 1732 wrote to memory of 1388 1732 cmd.exe 33 PID 1732 wrote to memory of 1388 1732 cmd.exe 33 PID 1732 wrote to memory of 1388 1732 cmd.exe 33 PID 2636 wrote to memory of 1984 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 34 PID 2636 wrote to memory of 1984 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 34 PID 2636 wrote to memory of 1984 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 34 PID 2636 wrote to memory of 1984 2636 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 34 PID 1984 wrote to memory of 1628 1984 csrsll.exe 36 PID 1984 wrote to memory of 1628 1984 csrsll.exe 36 PID 1984 wrote to memory of 1628 1984 csrsll.exe 36 PID 1984 wrote to memory of 1628 1984 csrsll.exe 36 PID 1984 wrote to memory of 1628 1984 csrsll.exe 36 PID 1984 wrote to memory of 1628 1984 csrsll.exe 36 PID 1984 wrote to memory of 1628 1984 csrsll.exe 36 PID 1984 wrote to memory of 1628 1984 csrsll.exe 36 PID 1984 wrote to memory of 2128 1984 csrsll.exe 37 PID 1984 wrote to memory of 2128 1984 csrsll.exe 37 PID 1984 wrote to memory of 2128 1984 csrsll.exe 37 PID 1984 wrote to memory of 2128 1984 csrsll.exe 37 PID 1984 wrote to memory of 2128 1984 csrsll.exe 37 PID 1984 wrote to memory of 2128 1984 csrsll.exe 37 PID 1984 wrote to memory of 2128 1984 csrsll.exe 37 PID 1984 wrote to memory of 2128 1984 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe"C:\Users\Admin\AppData\Local\Temp\ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2156 -
C:\Users\Admin\AppData\Local\Temp\ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe"C:\Users\Admin\AppData\Local\Temp\ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2636 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\BTLHC.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732 -
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:1388
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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:1984 -
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:1628
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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:2128
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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
MD5e1eb2d327b25211be833fe3a8cb2ea0c
SHA1417e712378793e9bea00171da75e9167dd63f2cf
SHA25618e3acf151d1447356f3de0b4acd646fa062168e9bcdba7ac3b8b6570a5bebc7
SHA51238b0eb24fd30451fe42baa4c7c289fe0701f04b4ea9422a7a892baf8b6e6ddd39911766b6488c0d5dbe798bfaedaf35218caadd5758c263baf7995cdf70476eb