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
03-12-2024 20:34
Behavioral task
behavioral1
Sample
af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe
Resource
win10v2004-20241007-en
General
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Target
af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe
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Size
90KB
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MD5
659e0ad6f6139b4ff8a96d56e791db00
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SHA1
ad4e14a360d53aba72bf8c3f74ea582ead525599
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SHA256
af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbc
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SHA512
c823288ad0c068174c4fe68ef91c3ecc6d9bccab21c98e08948797139a638d49e21f13cfdfb9ec70cafbcacbd474075e31701794ac86a90353f36253ff6b5885
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDk:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE32
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/3064-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2092 csrsll.exe 1612 csrsll.exe 3064 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description 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
description pid Process procid_target PID 3020 set thread context of 1824 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 30 PID 2092 set thread context of 1612 2092 csrsll.exe 35 PID 2092 set thread context of 3064 2092 csrsll.exe 36 -
resource yara_rule behavioral1/memory/3020-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3020-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3020-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1824-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3020-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1824-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3020-106-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1824-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1824-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1824-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3020-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3020-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3020-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1824-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1824-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0006000000010300-134.dat upx behavioral1/memory/1824-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2092-218-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1612-245-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3064-254-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2092-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2092-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1824-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1612-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3064-266-0x0000000000400000-0x0000000000414000-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 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 2092 csrsll.exe 1612 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3020 wrote to memory of 1824 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 30 PID 3020 wrote to memory of 1824 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 30 PID 3020 wrote to memory of 1824 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 30 PID 3020 wrote to memory of 1824 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 30 PID 3020 wrote to memory of 1824 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 30 PID 3020 wrote to memory of 1824 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 30 PID 3020 wrote to memory of 1824 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 30 PID 3020 wrote to memory of 1824 3020 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 30 PID 1824 wrote to memory of 2916 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 31 PID 1824 wrote to memory of 2916 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 31 PID 1824 wrote to memory of 2916 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 31 PID 1824 wrote to memory of 2916 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 31 PID 2916 wrote to memory of 1628 2916 cmd.exe 33 PID 2916 wrote to memory of 1628 2916 cmd.exe 33 PID 2916 wrote to memory of 1628 2916 cmd.exe 33 PID 2916 wrote to memory of 1628 2916 cmd.exe 33 PID 1824 wrote to memory of 2092 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 34 PID 1824 wrote to memory of 2092 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 34 PID 1824 wrote to memory of 2092 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 34 PID 1824 wrote to memory of 2092 1824 af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe 34 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 3064 2092 csrsll.exe 36 PID 2092 wrote to memory of 3064 2092 csrsll.exe 36 PID 2092 wrote to memory of 3064 2092 csrsll.exe 36 PID 2092 wrote to memory of 3064 2092 csrsll.exe 36 PID 2092 wrote to memory of 3064 2092 csrsll.exe 36 PID 2092 wrote to memory of 3064 2092 csrsll.exe 36 PID 2092 wrote to memory of 3064 2092 csrsll.exe 36 PID 2092 wrote to memory of 3064 2092 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe"C:\Users\Admin\AppData\Local\Temp\af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Users\Admin\AppData\Local\Temp\af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe"C:\Users\Admin\AppData\Local\Temp\af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\PACFR.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2916 -
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:1628
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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:2092 -
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:1612
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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:3064
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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
MD5c90fb7145276bc159644298a68f6c611
SHA18057228d7a3de108b32929c4ca2baeb253af9341
SHA256ae2dce4d076d25f59cc9197193b33dc334d5cd15ea035783c3b37f96638706c6
SHA5127a1e752e24ade2660dec7053582fab9ad687c79b61a6454788779de15491119b4cdfec6d89b3d76ce5f402a5bf2236ddc9a4ba15e8224d0887955fe63337a282