Analysis
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max time kernel
119s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
02-11-2024 11:07
Behavioral task
behavioral1
Sample
5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe
Resource
win10v2004-20241007-en
General
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Target
5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe
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Size
90KB
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MD5
75188e65b37cbc9cb991eb06e20f6ed0
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SHA1
d7e3ff84bb649114ab39a6f2a86e7d1a55a00f49
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SHA256
5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9
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SHA512
c34a8e2195022e587dbfb20f4b0a03d0d14e3e5afe786bcec2e406d49fce681d4d870e38e11aafb72b67a351e3fcfecd5af4472f43bf337314ae4f3af39a8364
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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
Processes:
resource yara_rule behavioral1/memory/1760-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid Process 2444 csrsll.exe 1332 csrsll.exe 1760 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exepid Process 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription 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
Processes:
5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.execsrsll.exedescription pid Process procid_target PID 776 set thread context of 2560 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 31 PID 2444 set thread context of 1332 2444 csrsll.exe 36 PID 2444 set thread context of 1760 2444 csrsll.exe 37 -
Processes:
resource yara_rule behavioral1/memory/776-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/776-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/776-86-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2560-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/776-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/776-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/776-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/776-111-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2560-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/776-37-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x00080000000191df-136.dat upx behavioral1/memory/2560-138-0x0000000003210000-0x0000000003263000-memory.dmp upx behavioral1/memory/2560-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2444-231-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2444-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1760-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2560-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1332-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1760-263-0x0000000000400000-0x0000000000414000-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.
Processes:
csrsll.exe5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.execmd.exereg.execsrsll.execsrsll.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.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
Processes:
csrsll.exedescription pid Process Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe Token: SeDebugPrivilege 1332 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.execsrsll.execsrsll.exepid Process 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 2444 csrsll.exe 1332 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.execmd.execsrsll.exedescription pid Process procid_target PID 776 wrote to memory of 2560 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 31 PID 776 wrote to memory of 2560 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 31 PID 776 wrote to memory of 2560 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 31 PID 776 wrote to memory of 2560 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 31 PID 776 wrote to memory of 2560 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 31 PID 776 wrote to memory of 2560 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 31 PID 776 wrote to memory of 2560 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 31 PID 776 wrote to memory of 2560 776 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 31 PID 2560 wrote to memory of 640 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 32 PID 2560 wrote to memory of 640 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 32 PID 2560 wrote to memory of 640 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 32 PID 2560 wrote to memory of 640 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 32 PID 640 wrote to memory of 1240 640 cmd.exe 34 PID 640 wrote to memory of 1240 640 cmd.exe 34 PID 640 wrote to memory of 1240 640 cmd.exe 34 PID 640 wrote to memory of 1240 640 cmd.exe 34 PID 2560 wrote to memory of 2444 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 35 PID 2560 wrote to memory of 2444 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 35 PID 2560 wrote to memory of 2444 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 35 PID 2560 wrote to memory of 2444 2560 5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe 35 PID 2444 wrote to memory of 1332 2444 csrsll.exe 36 PID 2444 wrote to memory of 1332 2444 csrsll.exe 36 PID 2444 wrote to memory of 1332 2444 csrsll.exe 36 PID 2444 wrote to memory of 1332 2444 csrsll.exe 36 PID 2444 wrote to memory of 1332 2444 csrsll.exe 36 PID 2444 wrote to memory of 1332 2444 csrsll.exe 36 PID 2444 wrote to memory of 1332 2444 csrsll.exe 36 PID 2444 wrote to memory of 1332 2444 csrsll.exe 36 PID 2444 wrote to memory of 1760 2444 csrsll.exe 37 PID 2444 wrote to memory of 1760 2444 csrsll.exe 37 PID 2444 wrote to memory of 1760 2444 csrsll.exe 37 PID 2444 wrote to memory of 1760 2444 csrsll.exe 37 PID 2444 wrote to memory of 1760 2444 csrsll.exe 37 PID 2444 wrote to memory of 1760 2444 csrsll.exe 37 PID 2444 wrote to memory of 1760 2444 csrsll.exe 37 PID 2444 wrote to memory of 1760 2444 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe"C:\Users\Admin\AppData\Local\Temp\5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:776 -
C:\Users\Admin\AppData\Local\Temp\5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe"C:\Users\Admin\AppData\Local\Temp\5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\QBDGR.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:640 -
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:1240
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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:2444 -
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:1332
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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:1760
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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
MD5475e68f2753d30f74c9ccb1ec6051aa3
SHA1c9bb01f4d7595607924657ba295e82030c5f48d2
SHA2568231012ea532d0abf562e64f658cf55508abc9ed55905b27d7acd529edf17432
SHA512136c86653bb99d84ede68aa8a8e9cb94c27ea4f45f0b90580e4b9c4175ff28db9a0953146a03d4d07213c52eeda95c7d267155269f0725154e648b9bf8390479