Analysis
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max time kernel
149s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
05-11-2024 05:02
Behavioral task
behavioral1
Sample
e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe
Resource
win10v2004-20241007-en
General
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Target
e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe
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Size
90KB
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MD5
2ecd438b2e325e5ca85c6ae6eebc8001
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SHA1
edf03368e7969e875aae82cbb6bade860dd8619a
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SHA256
e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c
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SHA512
71732b91e0a1b0cf2ff022de11d2d001afade060d7122efc0c1fd10129ed14cf14e361e053a90969f7113134b1b8607d2bb89b322eafedb99438ef1b242b8e1e
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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/680-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid Process 2508 csrsll.exe 2248 csrsll.exe 680 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exepid Process 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.execsrsll.exedescription pid Process procid_target PID 1840 set thread context of 2548 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 31 PID 2508 set thread context of 2248 2508 csrsll.exe 36 PID 2508 set thread context of 680 2508 csrsll.exe 37 -
Processes:
resource yara_rule behavioral1/memory/1840-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1840-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1840-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2548-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1840-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2508-151-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x0005000000004ed7-150.dat upx behavioral1/memory/2548-145-0x00000000030F0000-0x0000000003143000-memory.dmp upx behavioral1/memory/2548-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2508-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/680-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2508-250-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2248-244-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2508-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2548-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2248-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/680-265-0x0000000000400000-0x0000000000414000-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.
Processes:
csrsll.execsrsll.execsrsll.exee4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exee4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.execmd.exereg.exedescription 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 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.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
Processes:
csrsll.exedescription pid Process Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe Token: SeDebugPrivilege 2248 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exee4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.execsrsll.execsrsll.exepid Process 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 2508 csrsll.exe 2248 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exee4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.execmd.execsrsll.exedescription pid Process procid_target PID 1840 wrote to memory of 2548 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 31 PID 1840 wrote to memory of 2548 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 31 PID 1840 wrote to memory of 2548 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 31 PID 1840 wrote to memory of 2548 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 31 PID 1840 wrote to memory of 2548 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 31 PID 1840 wrote to memory of 2548 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 31 PID 1840 wrote to memory of 2548 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 31 PID 1840 wrote to memory of 2548 1840 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 31 PID 2548 wrote to memory of 568 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 32 PID 2548 wrote to memory of 568 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 32 PID 2548 wrote to memory of 568 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 32 PID 2548 wrote to memory of 568 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 32 PID 568 wrote to memory of 1660 568 cmd.exe 34 PID 568 wrote to memory of 1660 568 cmd.exe 34 PID 568 wrote to memory of 1660 568 cmd.exe 34 PID 568 wrote to memory of 1660 568 cmd.exe 34 PID 2548 wrote to memory of 2508 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 35 PID 2548 wrote to memory of 2508 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 35 PID 2548 wrote to memory of 2508 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 35 PID 2548 wrote to memory of 2508 2548 e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe 35 PID 2508 wrote to memory of 2248 2508 csrsll.exe 36 PID 2508 wrote to memory of 2248 2508 csrsll.exe 36 PID 2508 wrote to memory of 2248 2508 csrsll.exe 36 PID 2508 wrote to memory of 2248 2508 csrsll.exe 36 PID 2508 wrote to memory of 2248 2508 csrsll.exe 36 PID 2508 wrote to memory of 2248 2508 csrsll.exe 36 PID 2508 wrote to memory of 2248 2508 csrsll.exe 36 PID 2508 wrote to memory of 2248 2508 csrsll.exe 36 PID 2508 wrote to memory of 680 2508 csrsll.exe 37 PID 2508 wrote to memory of 680 2508 csrsll.exe 37 PID 2508 wrote to memory of 680 2508 csrsll.exe 37 PID 2508 wrote to memory of 680 2508 csrsll.exe 37 PID 2508 wrote to memory of 680 2508 csrsll.exe 37 PID 2508 wrote to memory of 680 2508 csrsll.exe 37 PID 2508 wrote to memory of 680 2508 csrsll.exe 37 PID 2508 wrote to memory of 680 2508 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe"C:\Users\Admin\AppData\Local\Temp\e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1840 -
C:\Users\Admin\AppData\Local\Temp\e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe"C:\Users\Admin\AppData\Local\Temp\e4f094f86860ba1291022dc72c0b89b58358e4b21a8056ba4e3e29d4ac4a310c.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\NOLUG.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:568 -
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:1660
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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:2508 -
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:2248
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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:680
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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
MD55289839a592dab8b07ec24bbeb5e2fbc
SHA1ba0793c77601a55f87700338e9b71a97d8141b36
SHA256f406251cec04194de16c678def636cb2397bdbeb1935add379ff33f22bab377a
SHA51242868ffccf07b6948586b1ce2fd683cd04996b0a38202db3704f8b181b9049ee1e38da674eb64a96b2fd08c2dc2efcaef41e53c12752bfaed287afb77958559c