Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-11-2024 22:15
Behavioral task
behavioral1
Sample
4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe
Resource
win10v2004-20241007-en
General
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Target
4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe
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Size
90KB
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MD5
db47c34ceb951ecf71e8354cc0ba1de6
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SHA1
94aa90d998aad7c71191b8cb7a408f08a7c71a5d
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SHA256
4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87
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SHA512
9647ecaa928465e3a0b13b5875132ca56ee701a7234ea22161f7f47157e3f5a1e482e390c4900fb98063c4e0012827387cbf3d67a53997ba88f3c81cd2cce441
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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/1688-267-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid Process 2584 csrsll.exe 568 csrsll.exe 1688 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exepid Process 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.execsrsll.exedescription pid Process procid_target PID 612 set thread context of 2548 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 31 PID 2584 set thread context of 568 2584 csrsll.exe 36 PID 2584 set thread context of 1688 2584 csrsll.exe 37 -
Processes:
resource yara_rule behavioral1/memory/612-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/612-29-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/612-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/612-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/612-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/612-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2548-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2548-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/612-109-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2548-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0004000000013d08-134.dat upx behavioral1/memory/2548-148-0x0000000003460000-0x00000000034B3000-memory.dmp upx behavioral1/memory/2548-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2584-218-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1688-254-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2584-252-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/568-246-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2584-260-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2548-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/568-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1688-267-0x0000000000400000-0x0000000000414000-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:
4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.execmd.exereg.execsrsll.execsrsll.execsrsll.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
csrsll.exedescription pid Process Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe Token: SeDebugPrivilege 568 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.execsrsll.execsrsll.exepid Process 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 2584 csrsll.exe 568 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.execmd.execsrsll.exedescription pid Process procid_target PID 612 wrote to memory of 2548 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 31 PID 612 wrote to memory of 2548 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 31 PID 612 wrote to memory of 2548 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 31 PID 612 wrote to memory of 2548 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 31 PID 612 wrote to memory of 2548 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 31 PID 612 wrote to memory of 2548 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 31 PID 612 wrote to memory of 2548 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 31 PID 612 wrote to memory of 2548 612 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 31 PID 2548 wrote to memory of 1440 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 32 PID 2548 wrote to memory of 1440 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 32 PID 2548 wrote to memory of 1440 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 32 PID 2548 wrote to memory of 1440 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 32 PID 1440 wrote to memory of 532 1440 cmd.exe 34 PID 1440 wrote to memory of 532 1440 cmd.exe 34 PID 1440 wrote to memory of 532 1440 cmd.exe 34 PID 1440 wrote to memory of 532 1440 cmd.exe 34 PID 2548 wrote to memory of 2584 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 35 PID 2548 wrote to memory of 2584 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 35 PID 2548 wrote to memory of 2584 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 35 PID 2548 wrote to memory of 2584 2548 4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe 35 PID 2584 wrote to memory of 568 2584 csrsll.exe 36 PID 2584 wrote to memory of 568 2584 csrsll.exe 36 PID 2584 wrote to memory of 568 2584 csrsll.exe 36 PID 2584 wrote to memory of 568 2584 csrsll.exe 36 PID 2584 wrote to memory of 568 2584 csrsll.exe 36 PID 2584 wrote to memory of 568 2584 csrsll.exe 36 PID 2584 wrote to memory of 568 2584 csrsll.exe 36 PID 2584 wrote to memory of 568 2584 csrsll.exe 36 PID 2584 wrote to memory of 1688 2584 csrsll.exe 37 PID 2584 wrote to memory of 1688 2584 csrsll.exe 37 PID 2584 wrote to memory of 1688 2584 csrsll.exe 37 PID 2584 wrote to memory of 1688 2584 csrsll.exe 37 PID 2584 wrote to memory of 1688 2584 csrsll.exe 37 PID 2584 wrote to memory of 1688 2584 csrsll.exe 37 PID 2584 wrote to memory of 1688 2584 csrsll.exe 37 PID 2584 wrote to memory of 1688 2584 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe"C:\Users\Admin\AppData\Local\Temp\4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:612 -
C:\Users\Admin\AppData\Local\Temp\4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe"C:\Users\Admin\AppData\Local\Temp\4e4c400e6ef2dd3c91b76dd6f59bdb8b188fb303b739cd28c64faf6880f72a87.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\LRWIG.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1440 -
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:532
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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:2584 -
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:568
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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:1688
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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
MD54e6d19fa0011f576f826580cd45fad12
SHA1d4dced005fb133f606cd59450f3e64dfbce4f48a
SHA256bcf7d7aabda3e8273131c14980fda1d8509dddfc222c92b47103f81e47478c7e
SHA512f3e9fe0b5e910120bc58b4f72c093ad0823f2c19e1cc79bed095b8fd7f92f83f699f56ebfaa583ca0deba9d10974a6a6a70526432b12d6c33837093b28047816