Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 11:35
Behavioral task
behavioral1
Sample
ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe
Resource
win10v2004-20241007-en
General
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Target
ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe
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Size
90KB
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MD5
e722c6ea6b0feea8517a6a4d3c59d170
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SHA1
f834bb95fe8f058930b6ea5f293e401226f4804e
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SHA256
ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6c
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SHA512
0dc76954d2a694c11478345462f784e79a7c2708c3a35fc2cf2b554ba979893b259e83431e89a76359e09cc707a26d9b039a7a585e614c81d944274c5e0fbbd5
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDd:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3n
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/2356-259-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/2356-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2968 csrsll.exe 1984 csrsll.exe 2356 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\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 1924 set thread context of 2676 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 31 PID 2968 set thread context of 1984 2968 csrsll.exe 36 PID 2968 set thread context of 2356 2968 csrsll.exe 37 -
resource yara_rule behavioral1/memory/1924-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2676-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2676-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1924-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2676-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1924-101-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2676-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2676-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2676-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1924-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1924-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1924-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x0009000000016d4e-133.dat upx behavioral1/memory/2968-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2676-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2968-214-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2676-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2356-259-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2968-252-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1984-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2356-264-0x0000000000400000-0x0000000000414000-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 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.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 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 2968 csrsll.exe 1984 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1924 wrote to memory of 2676 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 31 PID 1924 wrote to memory of 2676 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 31 PID 1924 wrote to memory of 2676 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 31 PID 1924 wrote to memory of 2676 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 31 PID 1924 wrote to memory of 2676 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 31 PID 1924 wrote to memory of 2676 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 31 PID 1924 wrote to memory of 2676 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 31 PID 1924 wrote to memory of 2676 1924 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 31 PID 2676 wrote to memory of 2980 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 32 PID 2676 wrote to memory of 2980 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 32 PID 2676 wrote to memory of 2980 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 32 PID 2676 wrote to memory of 2980 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 32 PID 2980 wrote to memory of 2888 2980 cmd.exe 34 PID 2980 wrote to memory of 2888 2980 cmd.exe 34 PID 2980 wrote to memory of 2888 2980 cmd.exe 34 PID 2980 wrote to memory of 2888 2980 cmd.exe 34 PID 2676 wrote to memory of 2968 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 35 PID 2676 wrote to memory of 2968 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 35 PID 2676 wrote to memory of 2968 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 35 PID 2676 wrote to memory of 2968 2676 ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe 35 PID 2968 wrote to memory of 1984 2968 csrsll.exe 36 PID 2968 wrote to memory of 1984 2968 csrsll.exe 36 PID 2968 wrote to memory of 1984 2968 csrsll.exe 36 PID 2968 wrote to memory of 1984 2968 csrsll.exe 36 PID 2968 wrote to memory of 1984 2968 csrsll.exe 36 PID 2968 wrote to memory of 1984 2968 csrsll.exe 36 PID 2968 wrote to memory of 1984 2968 csrsll.exe 36 PID 2968 wrote to memory of 1984 2968 csrsll.exe 36 PID 2968 wrote to memory of 2356 2968 csrsll.exe 37 PID 2968 wrote to memory of 2356 2968 csrsll.exe 37 PID 2968 wrote to memory of 2356 2968 csrsll.exe 37 PID 2968 wrote to memory of 2356 2968 csrsll.exe 37 PID 2968 wrote to memory of 2356 2968 csrsll.exe 37 PID 2968 wrote to memory of 2356 2968 csrsll.exe 37 PID 2968 wrote to memory of 2356 2968 csrsll.exe 37 PID 2968 wrote to memory of 2356 2968 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe"C:\Users\Admin\AppData\Local\Temp\ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1924 -
C:\Users\Admin\AppData\Local\Temp\ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe"C:\Users\Admin\AppData\Local\Temp\ecd9695ae12371a81f2d8876fda3e8b5d08efb611cae88a97fea9e5a964e5b6cN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2676 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\RNMGP.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2980 -
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:2888
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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:2968 -
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:1984
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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:2356
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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
MD5ac661ee0fd71d184c1c764e242bc174c
SHA121cedc06ad789721a1f65cb863b05e89036557aa
SHA2565f157a74776db3de939321dd1b81c9287d180d97a150a333f10a4ff632170e62
SHA512db6887de220ac7798fd8c9780416cfa0bf24c230c2eb66d994fa1645d00e836d5a5c20e1ff2c2a2d9881b3915f0b283c6e5032fdcae760c8ec8f506da32844b3