Analysis
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max time kernel
118s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-12-2024 05:34
Behavioral task
behavioral1
Sample
3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe
Resource
win10v2004-20241007-en
General
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Target
3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe
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Size
90KB
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MD5
4b1ddc650a91be0547dfba352bb08b67
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SHA1
f9d3b7a83ff2d8524144ea452d612e8d5dacac51
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SHA256
3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710
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SHA512
d63e9a3bc0e4efb10da86cd02e1077b0f62b480ff2e39d9f04084d4dc6cba6f933b766d3ddbc8e87a60806d0ee087a7ca3f0700e29dbc2a5b43099adab5fd0ed
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDl:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3v
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/1428-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1956 csrsll.exe 1232 csrsll.exe 1428 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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 2396 set thread context of 1932 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 1956 set thread context of 1232 1956 csrsll.exe 36 PID 1956 set thread context of 1428 1956 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2396-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2396-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2396-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1932-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1932-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2396-101-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1932-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1932-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1932-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1932-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1932-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1932-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2396-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000b00000001202a-132.dat upx behavioral1/memory/1932-146-0x0000000002720000-0x0000000002773000-memory.dmp upx behavioral1/memory/1932-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1956-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1932-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1956-260-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1428-257-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1232-254-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1232-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1428-265-0x0000000000400000-0x0000000000414000-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.
description ioc Process 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 1956 csrsll.exe 1232 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2396 wrote to memory of 1932 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2396 wrote to memory of 1932 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2396 wrote to memory of 1932 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2396 wrote to memory of 1932 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2396 wrote to memory of 1932 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2396 wrote to memory of 1932 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2396 wrote to memory of 1932 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 2396 wrote to memory of 1932 2396 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 30 PID 1932 wrote to memory of 1400 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 31 PID 1932 wrote to memory of 1400 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 31 PID 1932 wrote to memory of 1400 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 31 PID 1932 wrote to memory of 1400 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 31 PID 1400 wrote to memory of 2136 1400 cmd.exe 33 PID 1400 wrote to memory of 2136 1400 cmd.exe 33 PID 1400 wrote to memory of 2136 1400 cmd.exe 33 PID 1400 wrote to memory of 2136 1400 cmd.exe 33 PID 1932 wrote to memory of 1956 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 34 PID 1932 wrote to memory of 1956 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 34 PID 1932 wrote to memory of 1956 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 34 PID 1932 wrote to memory of 1956 1932 3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe 34 PID 1956 wrote to memory of 1232 1956 csrsll.exe 36 PID 1956 wrote to memory of 1232 1956 csrsll.exe 36 PID 1956 wrote to memory of 1232 1956 csrsll.exe 36 PID 1956 wrote to memory of 1232 1956 csrsll.exe 36 PID 1956 wrote to memory of 1232 1956 csrsll.exe 36 PID 1956 wrote to memory of 1232 1956 csrsll.exe 36 PID 1956 wrote to memory of 1232 1956 csrsll.exe 36 PID 1956 wrote to memory of 1232 1956 csrsll.exe 36 PID 1956 wrote to memory of 1428 1956 csrsll.exe 37 PID 1956 wrote to memory of 1428 1956 csrsll.exe 37 PID 1956 wrote to memory of 1428 1956 csrsll.exe 37 PID 1956 wrote to memory of 1428 1956 csrsll.exe 37 PID 1956 wrote to memory of 1428 1956 csrsll.exe 37 PID 1956 wrote to memory of 1428 1956 csrsll.exe 37 PID 1956 wrote to memory of 1428 1956 csrsll.exe 37 PID 1956 wrote to memory of 1428 1956 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe"C:\Users\Admin\AppData\Local\Temp\3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Users\Admin\AppData\Local\Temp\3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe"C:\Users\Admin\AppData\Local\Temp\3ffd9f0fed6e2dcb676ad8069bf37f89f69d5c6ef021f06ab3872afba58f1710.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1932 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\QHRNI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1400 -
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:2136
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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:1956 -
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:1232
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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:1428
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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
MD5ee99a0cd43769747f58739fc4bf19da6
SHA13308519a400bf2e6fcad3d12499c290d8fdd87b8
SHA256c0455aba2b44e160e7a36dfac90ed2e3af46831e451a19710cb7b69cb7f487b2
SHA5120348ddbcceae747528af31968a0a9db683f1deff885e74107082c1d30ba734dfb036281289ac1380b644daec873dbb5a47a713120aa1dce688192f41b2ba40cd