Analysis
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max time kernel
119s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 23:29
Behavioral task
behavioral1
Sample
c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe
Resource
win10v2004-20241007-en
General
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Target
c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe
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Size
326KB
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MD5
c3baa5ac8a7ebf2e9a70bf10b7b3ab77
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SHA1
ed9794b1bf6be6fcb021a4975035d8c4a6073c59
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SHA256
c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b
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SHA512
c138aee4bd623cfe31e1c34ae137b7b7773d16791e97cfca658fa10c44bc749ef6f04a06781d5b448e9634216fb8bcec6a98abd80d500e036b31d939837b0c25
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SSDEEP
3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XVq:csxD5cwohO+O1sVG0/pZ6iPC8d
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/272-260-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2180 csrsll.exe 2556 csrsll.exe 272 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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 2256 set thread context of 2900 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 30 PID 2180 set thread context of 2556 2180 csrsll.exe 35 PID 2180 set thread context of 272 2180 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2256-0-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2256-3-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2256-90-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2256-93-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2256-83-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2256-82-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2256-79-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2900-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2900-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2900-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2256-107-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2900-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2900-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2900-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x001d000000016cab-133.dat upx behavioral1/memory/2180-149-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2900-152-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2180-155-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2180-223-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/272-248-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2900-251-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2180-247-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2556-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/272-260-0x0000000000400000-0x0000000000414000-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 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.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 63 IoCs
description pid Process Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe Token: SeDebugPrivilege 2556 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 2180 csrsll.exe 2556 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2256 wrote to memory of 2900 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 30 PID 2256 wrote to memory of 2900 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 30 PID 2256 wrote to memory of 2900 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 30 PID 2256 wrote to memory of 2900 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 30 PID 2256 wrote to memory of 2900 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 30 PID 2256 wrote to memory of 2900 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 30 PID 2256 wrote to memory of 2900 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 30 PID 2256 wrote to memory of 2900 2256 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 30 PID 2900 wrote to memory of 3036 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 31 PID 2900 wrote to memory of 3036 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 31 PID 2900 wrote to memory of 3036 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 31 PID 2900 wrote to memory of 3036 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 31 PID 3036 wrote to memory of 2040 3036 cmd.exe 33 PID 3036 wrote to memory of 2040 3036 cmd.exe 33 PID 3036 wrote to memory of 2040 3036 cmd.exe 33 PID 3036 wrote to memory of 2040 3036 cmd.exe 33 PID 2900 wrote to memory of 2180 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 34 PID 2900 wrote to memory of 2180 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 34 PID 2900 wrote to memory of 2180 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 34 PID 2900 wrote to memory of 2180 2900 c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe 34 PID 2180 wrote to memory of 2556 2180 csrsll.exe 35 PID 2180 wrote to memory of 2556 2180 csrsll.exe 35 PID 2180 wrote to memory of 2556 2180 csrsll.exe 35 PID 2180 wrote to memory of 2556 2180 csrsll.exe 35 PID 2180 wrote to memory of 2556 2180 csrsll.exe 35 PID 2180 wrote to memory of 2556 2180 csrsll.exe 35 PID 2180 wrote to memory of 2556 2180 csrsll.exe 35 PID 2180 wrote to memory of 2556 2180 csrsll.exe 35 PID 2180 wrote to memory of 272 2180 csrsll.exe 36 PID 2180 wrote to memory of 272 2180 csrsll.exe 36 PID 2180 wrote to memory of 272 2180 csrsll.exe 36 PID 2180 wrote to memory of 272 2180 csrsll.exe 36 PID 2180 wrote to memory of 272 2180 csrsll.exe 36 PID 2180 wrote to memory of 272 2180 csrsll.exe 36 PID 2180 wrote to memory of 272 2180 csrsll.exe 36 PID 2180 wrote to memory of 272 2180 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe"C:\Users\Admin\AppData\Local\Temp\c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Users\Admin\AppData\Local\Temp\c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe"C:\Users\Admin\AppData\Local\Temp\c89e7c6d1873e97ef9cf9aef381969b6f03926b1b6b2d6fbcc9dd01fcf31032b.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2900 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\FAEUV.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3036 -
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:2040
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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:2180 -
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:2556
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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:272
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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
326KB
MD54f5df379ab205f49e0b8cf382f50c3dd
SHA190a591096bf596f71647c10926c1cf72ebdbb133
SHA25633cf9236d6fa395297a71d1e8cb8aa8781f7c77466b987bc048bbff1202579a0
SHA512a986914d1aa365db7598be5a2f9ab1e7dfdef9d3b16722db9247253add8132c6a1fce9cdca00352314293203e0ca4a4e1ee08472a470b09f54039bdd3bb1c69e