Analysis
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max time kernel
118s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 08:34
Behavioral task
behavioral1
Sample
17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe
Resource
win10v2004-20241007-en
General
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Target
17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe
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Size
90KB
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MD5
e76d2b14975e142a6c322466244fde50
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SHA1
7a050003a4b34d7eb2a6355eb3f6f0967c9428e1
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SHA256
17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06f
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SHA512
d5823198a7bb93125fd7a0058f3d62a301c6029377bf5ca36e0cf740f3c466acf93f14f26b1d2b97f7948759bed11f6d460bb73b1e693e418b6c788f7effb3ea
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y
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/2844-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2528 csrsll.exe 1892 csrsll.exe 2844 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\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 2308 set thread context of 2880 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 31 PID 2528 set thread context of 1892 2528 csrsll.exe 36 PID 2528 set thread context of 2844 2528 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2308-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2308-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2308-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2308-78-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2308-100-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2880-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2308-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2880-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2880-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2880-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a0000000120f9-133.dat upx behavioral1/memory/2880-135-0x0000000003260000-0x00000000032B3000-memory.dmp upx behavioral1/memory/2880-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1892-247-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2528-241-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2528-252-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2844-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1892-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2844-263-0x0000000000400000-0x0000000000414000-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 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 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe Token: SeDebugPrivilege 1892 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 2528 csrsll.exe 1892 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2308 wrote to memory of 2880 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 31 PID 2308 wrote to memory of 2880 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 31 PID 2308 wrote to memory of 2880 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 31 PID 2308 wrote to memory of 2880 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 31 PID 2308 wrote to memory of 2880 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 31 PID 2308 wrote to memory of 2880 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 31 PID 2308 wrote to memory of 2880 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 31 PID 2308 wrote to memory of 2880 2308 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 31 PID 2880 wrote to memory of 2068 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 32 PID 2880 wrote to memory of 2068 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 32 PID 2880 wrote to memory of 2068 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 32 PID 2880 wrote to memory of 2068 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 32 PID 2068 wrote to memory of 264 2068 cmd.exe 34 PID 2068 wrote to memory of 264 2068 cmd.exe 34 PID 2068 wrote to memory of 264 2068 cmd.exe 34 PID 2068 wrote to memory of 264 2068 cmd.exe 34 PID 2880 wrote to memory of 2528 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 35 PID 2880 wrote to memory of 2528 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 35 PID 2880 wrote to memory of 2528 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 35 PID 2880 wrote to memory of 2528 2880 17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe 35 PID 2528 wrote to memory of 1892 2528 csrsll.exe 36 PID 2528 wrote to memory of 1892 2528 csrsll.exe 36 PID 2528 wrote to memory of 1892 2528 csrsll.exe 36 PID 2528 wrote to memory of 1892 2528 csrsll.exe 36 PID 2528 wrote to memory of 1892 2528 csrsll.exe 36 PID 2528 wrote to memory of 1892 2528 csrsll.exe 36 PID 2528 wrote to memory of 1892 2528 csrsll.exe 36 PID 2528 wrote to memory of 1892 2528 csrsll.exe 36 PID 2528 wrote to memory of 2844 2528 csrsll.exe 37 PID 2528 wrote to memory of 2844 2528 csrsll.exe 37 PID 2528 wrote to memory of 2844 2528 csrsll.exe 37 PID 2528 wrote to memory of 2844 2528 csrsll.exe 37 PID 2528 wrote to memory of 2844 2528 csrsll.exe 37 PID 2528 wrote to memory of 2844 2528 csrsll.exe 37 PID 2528 wrote to memory of 2844 2528 csrsll.exe 37 PID 2528 wrote to memory of 2844 2528 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe"C:\Users\Admin\AppData\Local\Temp\17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2308 -
C:\Users\Admin\AppData\Local\Temp\17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe"C:\Users\Admin\AppData\Local\Temp\17cb6a90da49dfe6d1c6aec65ffa870d79bfb245171bb3dd802c956e6544a06fN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\OCFBQ.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068 -
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:264
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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:2528 -
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:1892
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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:2844
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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
MD52b8f5911efb72702308e6e9f5129317c
SHA1cd163bd1781ca64fd78af754133519fbe4f93648
SHA25686e582d7f0866fcbd0f99959a6530603f3373f5c9c884fa529aca4824b8481dc
SHA5127ec100a68ff148790b039e0f46a330629be78363649a03944ea6014ca3548a8b85d048a40d6cc4040d436d8bbcc059928de1abb74d9f47eecd7a68527b7355e2