Analysis
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max time kernel
119s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
08-11-2024 00:30
Behavioral task
behavioral1
Sample
e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe
Resource
win10v2004-20241007-en
General
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Target
e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe
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Size
90KB
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MD5
997c3b282954b106bd90fe4ef6b7d320
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SHA1
57506878249425221d9322b73572c7316dec7da6
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SHA256
e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218
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SHA512
c6cab19841e87bed3d4610f9626741b19a077f08a63be4a4fb3f4be73a641d25575123ad5da85178deb18f289cb57e7d73b988e692be33ab7bfc9d5fb4551e8e
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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/2548-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 2940 csrsll.exe 1600 csrsll.exe 2548 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exepid process 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.execsrsll.exedescription pid process target process PID 2304 set thread context of 1576 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe PID 2940 set thread context of 1600 2940 csrsll.exe csrsll.exe PID 2940 set thread context of 2548 2940 csrsll.exe csrsll.exe -
Processes:
resource yara_rule behavioral1/memory/2304-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2304-4-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2304-28-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2304-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1576-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1576-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1576-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1576-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1576-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1576-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2304-107-0x0000000000400000-0x0000000000453000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/1576-135-0x0000000002820000-0x0000000002873000-memory.dmp upx behavioral1/memory/1576-152-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-157-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2940-180-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2548-249-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2940-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1576-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1600-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-263-0x0000000000400000-0x0000000000414000-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.
Processes:
csrsll.execsrsll.exee902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exee902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.execmd.exereg.execsrsll.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 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.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 -
Suspicious use of AdjustPrivilegeToken 63 IoCs
Processes:
csrsll.exedescription pid process Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exee902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.execsrsll.execsrsll.exepid process 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe 2940 csrsll.exe 1600 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exee902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.execmd.execsrsll.exedescription pid process target process PID 2304 wrote to memory of 1576 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe PID 2304 wrote to memory of 1576 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe PID 2304 wrote to memory of 1576 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe PID 2304 wrote to memory of 1576 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe PID 2304 wrote to memory of 1576 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe PID 2304 wrote to memory of 1576 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe PID 2304 wrote to memory of 1576 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe PID 2304 wrote to memory of 1576 2304 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe PID 1576 wrote to memory of 2920 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe cmd.exe PID 1576 wrote to memory of 2920 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe cmd.exe PID 1576 wrote to memory of 2920 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe cmd.exe PID 1576 wrote to memory of 2920 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe cmd.exe PID 2920 wrote to memory of 3036 2920 cmd.exe reg.exe PID 2920 wrote to memory of 3036 2920 cmd.exe reg.exe PID 2920 wrote to memory of 3036 2920 cmd.exe reg.exe PID 2920 wrote to memory of 3036 2920 cmd.exe reg.exe PID 1576 wrote to memory of 2940 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe csrsll.exe PID 1576 wrote to memory of 2940 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe csrsll.exe PID 1576 wrote to memory of 2940 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe csrsll.exe PID 1576 wrote to memory of 2940 1576 e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe csrsll.exe PID 2940 wrote to memory of 1600 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 1600 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 1600 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 1600 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 1600 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 1600 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 1600 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 1600 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 2548 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 2548 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 2548 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 2548 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 2548 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 2548 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 2548 2940 csrsll.exe csrsll.exe PID 2940 wrote to memory of 2548 2940 csrsll.exe csrsll.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe"C:\Users\Admin\AppData\Local\Temp\e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2304 -
C:\Users\Admin\AppData\Local\Temp\e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe"C:\Users\Admin\AppData\Local\Temp\e902231e90424fd1f4a345d8efe0206e5162385afeb4a0935d5019912ed24218N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\FTSEN.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2920 -
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:3036
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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:2940 -
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:1600
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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:2548
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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
MD568c6ddf268bf32bf85c5c34e66e665ed
SHA118bc0e0214954a3b3ebe951c4be83eb8a8537422
SHA2567c63a873b45f84ba89506837cee65625fe4df9c0ac7413b7c3fc5c3f0ae15fb8
SHA5121d156ab0c9aa356a606cf3a37fe5ea82aeef908c82771d17f8c0612c3d540fe4c2ed3e852661d7b5ecc3501b3dbd2db1b64d3dd265c795447211e0c25c9878e2