Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
20-12-2024 06:49
Behavioral task
behavioral1
Sample
673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe
Resource
win10v2004-20241007-en
General
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Target
673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe
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Size
90KB
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MD5
f71014d5350d61e8599b9d874a64a410
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SHA1
6b2093cc54dfaa2cd37b521d12048f6e00c22b22
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SHA256
673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38
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SHA512
2911fdcce482e6ea22d4e1787d36f22edcc1d45197028503cce033d20c13f2bef3b0bf36b1136e4388d108dbb01aa07f248fdaa3dfa9277adf7d1dc6c2144cb4
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDA: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/2296-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2752 csrsll.exe 736 csrsll.exe 2296 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\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 2124 set thread context of 2984 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 30 PID 2752 set thread context of 736 2752 csrsll.exe 35 PID 2752 set thread context of 2296 2752 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2124-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2124-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2124-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2984-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2984-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2984-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2984-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2124-100-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2984-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2984-92-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2984-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a0000000120fe-130.dat upx behavioral1/memory/2984-132-0x0000000003260000-0x00000000032B3000-memory.dmp upx behavioral1/memory/2984-152-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/736-247-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2752-246-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2296-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2984-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2752-252-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/736-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2296-263-0x0000000000400000-0x0000000000414000-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 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.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 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe Token: SeDebugPrivilege 736 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 2752 csrsll.exe 736 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2124 wrote to memory of 2984 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 30 PID 2124 wrote to memory of 2984 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 30 PID 2124 wrote to memory of 2984 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 30 PID 2124 wrote to memory of 2984 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 30 PID 2124 wrote to memory of 2984 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 30 PID 2124 wrote to memory of 2984 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 30 PID 2124 wrote to memory of 2984 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 30 PID 2124 wrote to memory of 2984 2124 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 30 PID 2984 wrote to memory of 1384 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 31 PID 2984 wrote to memory of 1384 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 31 PID 2984 wrote to memory of 1384 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 31 PID 2984 wrote to memory of 1384 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 31 PID 1384 wrote to memory of 3020 1384 cmd.exe 33 PID 1384 wrote to memory of 3020 1384 cmd.exe 33 PID 1384 wrote to memory of 3020 1384 cmd.exe 33 PID 1384 wrote to memory of 3020 1384 cmd.exe 33 PID 2984 wrote to memory of 2752 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 34 PID 2984 wrote to memory of 2752 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 34 PID 2984 wrote to memory of 2752 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 34 PID 2984 wrote to memory of 2752 2984 673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe 34 PID 2752 wrote to memory of 736 2752 csrsll.exe 35 PID 2752 wrote to memory of 736 2752 csrsll.exe 35 PID 2752 wrote to memory of 736 2752 csrsll.exe 35 PID 2752 wrote to memory of 736 2752 csrsll.exe 35 PID 2752 wrote to memory of 736 2752 csrsll.exe 35 PID 2752 wrote to memory of 736 2752 csrsll.exe 35 PID 2752 wrote to memory of 736 2752 csrsll.exe 35 PID 2752 wrote to memory of 736 2752 csrsll.exe 35 PID 2752 wrote to memory of 2296 2752 csrsll.exe 36 PID 2752 wrote to memory of 2296 2752 csrsll.exe 36 PID 2752 wrote to memory of 2296 2752 csrsll.exe 36 PID 2752 wrote to memory of 2296 2752 csrsll.exe 36 PID 2752 wrote to memory of 2296 2752 csrsll.exe 36 PID 2752 wrote to memory of 2296 2752 csrsll.exe 36 PID 2752 wrote to memory of 2296 2752 csrsll.exe 36 PID 2752 wrote to memory of 2296 2752 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe"C:\Users\Admin\AppData\Local\Temp\673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2124 -
C:\Users\Admin\AppData\Local\Temp\673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe"C:\Users\Admin\AppData\Local\Temp\673990d3caea12c1d3c6a1f32800f562b7e3fe8f1603582161d6fef5a1ab9c38N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\QMLGP.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1384 -
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:3020
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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:2752 -
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:736
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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:2296
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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
MD55af1a3ae30541cf79539c119a16c3570
SHA1c64547426d45acdc5705b609762ae9ae5de57d2d
SHA256b8c8c10532895f54fa0462775f8219c8292ff306ccb4a27d72e70c90f96db6ad
SHA512873a067ca8c240c285336701e60f49b50ddc51d89c05f7a36cc272ca2dd6d3a3733d39d75b08a0bd3c2f1e0b034403293d3a77ff0100d99c8a95f61f50198210