Analysis
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max time kernel
118s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10-12-2024 22:32
Behavioral task
behavioral1
Sample
979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe
Resource
win10v2004-20241007-en
General
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Target
979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe
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Size
90KB
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MD5
bdc249ac69f64f6eec657e02ab125f30
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SHA1
0255bfef632a586ccb147c0eefbadff7f03c39cd
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SHA256
979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074
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SHA512
32b818bbc97933164893d84c907853f22c0a0d0db8818474453f67e0ce57806c58aa5e00b0f05534fff507201076d583226f8067383608155625f50b3c7ac399
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDB:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3/
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/328-258-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/328-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1592 csrsll.exe 844 csrsll.exe 328 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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 3052 set thread context of 2296 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 31 PID 1592 set thread context of 844 1592 csrsll.exe 36 PID 1592 set thread context of 328 1592 csrsll.exe 37 -
resource yara_rule behavioral1/memory/3052-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2296-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2296-112-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2296-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3052-110-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-107-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2296-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2296-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3052-102-0x0000000001D40000-0x0000000001D93000-memory.dmp upx behavioral1/memory/2296-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2296-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2296-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3052-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-60-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-114-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x0008000000018731-149.dat upx behavioral1/memory/2296-158-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1592-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/328-258-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/844-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2296-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1592-260-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/844-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/328-265-0x0000000000400000-0x0000000000414000-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 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.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 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe Token: SeDebugPrivilege 844 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 1592 csrsll.exe 844 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3052 wrote to memory of 2296 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 31 PID 3052 wrote to memory of 2296 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 31 PID 3052 wrote to memory of 2296 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 31 PID 3052 wrote to memory of 2296 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 31 PID 3052 wrote to memory of 2296 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 31 PID 3052 wrote to memory of 2296 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 31 PID 3052 wrote to memory of 2296 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 31 PID 3052 wrote to memory of 2296 3052 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 31 PID 2296 wrote to memory of 708 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 32 PID 2296 wrote to memory of 708 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 32 PID 2296 wrote to memory of 708 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 32 PID 2296 wrote to memory of 708 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 32 PID 708 wrote to memory of 1996 708 cmd.exe 34 PID 708 wrote to memory of 1996 708 cmd.exe 34 PID 708 wrote to memory of 1996 708 cmd.exe 34 PID 708 wrote to memory of 1996 708 cmd.exe 34 PID 2296 wrote to memory of 1592 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 35 PID 2296 wrote to memory of 1592 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 35 PID 2296 wrote to memory of 1592 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 35 PID 2296 wrote to memory of 1592 2296 979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe 35 PID 1592 wrote to memory of 844 1592 csrsll.exe 36 PID 1592 wrote to memory of 844 1592 csrsll.exe 36 PID 1592 wrote to memory of 844 1592 csrsll.exe 36 PID 1592 wrote to memory of 844 1592 csrsll.exe 36 PID 1592 wrote to memory of 844 1592 csrsll.exe 36 PID 1592 wrote to memory of 844 1592 csrsll.exe 36 PID 1592 wrote to memory of 844 1592 csrsll.exe 36 PID 1592 wrote to memory of 844 1592 csrsll.exe 36 PID 1592 wrote to memory of 328 1592 csrsll.exe 37 PID 1592 wrote to memory of 328 1592 csrsll.exe 37 PID 1592 wrote to memory of 328 1592 csrsll.exe 37 PID 1592 wrote to memory of 328 1592 csrsll.exe 37 PID 1592 wrote to memory of 328 1592 csrsll.exe 37 PID 1592 wrote to memory of 328 1592 csrsll.exe 37 PID 1592 wrote to memory of 328 1592 csrsll.exe 37 PID 1592 wrote to memory of 328 1592 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe"C:\Users\Admin\AppData\Local\Temp\979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3052 -
C:\Users\Admin\AppData\Local\Temp\979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe"C:\Users\Admin\AppData\Local\Temp\979f89bd35c23f8c27c3d151514ffa1fbe318861b89ced3f389837acc6eda074N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2296 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\SFJFD.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:708 -
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:1996
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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:1592 -
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:844
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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:328
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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
MD593e5a57042c13e00bafad17b3dea129d
SHA1a5d8e47fe72403012c8fbff9dcdf0c8ff1feefd0
SHA256fa177b90356881ba122145d5daa3d2f582669ec48755a860ee6a833aaf9e93da
SHA512e726706a83a0269db318fd8aefc2e5ec15381eca0a10a2a412f7562748adf891aea17ad2bff279ec3a31c14de888ed2bc1e50d26ea8c5eb5921c0c22a1dbe7c7