Analysis
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max time kernel
150s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-11-2024 23:34
Behavioral task
behavioral1
Sample
645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe
Resource
win10v2004-20241007-en
General
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Target
645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe
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Size
90KB
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MD5
179b61c9ab89ecf23d2f627d03db8b6c
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SHA1
df9b07abe75813a228576a0532a513e3fe50341c
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SHA256
645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c
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SHA512
fb830a79e51dbc7d3d36019d2f16d4c350abc9d779724eb04a068305ad3de664093e41153cd6d15ee130dcfd2b362bbd5ea6add5703fda3b8673a34513ea9bb1
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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/1028-267-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 1148 csrsll.exe 896 csrsll.exe 1028 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exepid process 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.execsrsll.exedescription pid process target process PID 2012 set thread context of 864 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe PID 1148 set thread context of 896 1148 csrsll.exe csrsll.exe PID 1148 set thread context of 1028 1148 csrsll.exe csrsll.exe -
Processes:
resource yara_rule behavioral1/memory/2012-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2012-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2012-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2012-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2012-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2012-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2012-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/864-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/864-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2012-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/864-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/864-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/864-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/864-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/864-108-0x0000000000400000-0x000000000040B000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/864-149-0x0000000002580000-0x00000000025D3000-memory.dmp upx behavioral1/memory/864-148-0x0000000002580000-0x00000000025D3000-memory.dmp upx behavioral1/memory/864-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2012-155-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1148-220-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1028-255-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1148-257-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/864-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1148-254-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/896-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1028-267-0x0000000000400000-0x0000000000414000-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.exe645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.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 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.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 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe Token: SeDebugPrivilege 896 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.execsrsll.execsrsll.exepid process 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 1148 csrsll.exe 896 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.execmd.execsrsll.exedescription pid process target process PID 2012 wrote to memory of 864 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe PID 2012 wrote to memory of 864 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe PID 2012 wrote to memory of 864 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe PID 2012 wrote to memory of 864 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe PID 2012 wrote to memory of 864 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe PID 2012 wrote to memory of 864 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe PID 2012 wrote to memory of 864 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe PID 2012 wrote to memory of 864 2012 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe PID 864 wrote to memory of 2064 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe cmd.exe PID 864 wrote to memory of 2064 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe cmd.exe PID 864 wrote to memory of 2064 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe cmd.exe PID 864 wrote to memory of 2064 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe cmd.exe PID 2064 wrote to memory of 2884 2064 cmd.exe reg.exe PID 2064 wrote to memory of 2884 2064 cmd.exe reg.exe PID 2064 wrote to memory of 2884 2064 cmd.exe reg.exe PID 2064 wrote to memory of 2884 2064 cmd.exe reg.exe PID 864 wrote to memory of 1148 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe csrsll.exe PID 864 wrote to memory of 1148 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe csrsll.exe PID 864 wrote to memory of 1148 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe csrsll.exe PID 864 wrote to memory of 1148 864 645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe csrsll.exe PID 1148 wrote to memory of 896 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 896 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 896 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 896 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 896 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 896 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 896 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 896 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 1028 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 1028 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 1028 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 1028 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 1028 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 1028 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 1028 1148 csrsll.exe csrsll.exe PID 1148 wrote to memory of 1028 1148 csrsll.exe csrsll.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe"C:\Users\Admin\AppData\Local\Temp\645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Users\Admin\AppData\Local\Temp\645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe"C:\Users\Admin\AppData\Local\Temp\645df40d1aeb48d84d6ad49506733aecb385d297681d52c77193e51b1c0dc42c.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:864 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\JXGGS.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2064 -
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:2884
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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:1148 -
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:896
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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:1028
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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
MD5616f723cf4d1a5dfef2a03d89fa00268
SHA144c23aed28a1fc95d2acc7a57e5e749ef4bebacc
SHA2562018716760d0827981d38d8b5d293a9c028f97d13052e3df2fa41c47a4b56b52
SHA512162b7e9d94f145e2c7403b5bb5c877c84bcc0790fb5a60520c8759ca4e4502c4434d222d7571ead01e104935b1e984b690f749556d0427d51dc9b7ce286daa04