Analysis
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max time kernel
119s -
max time network
27s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
22-12-2024 05:15
Behavioral task
behavioral1
Sample
1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe
Resource
win10v2004-20241007-en
General
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Target
1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe
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Size
90KB
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MD5
3766503a24e427a8c34cc9e2d6ccb082
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SHA1
58611eab743c886121e151a460798fa96a55eb6c
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SHA256
1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2
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SHA512
ca662caba7931cd2baee605963d115d959f856bcd88abeae80a52d6e253ee3c550635e439c53af70c4629a2d18eb805f3bd8cd2b2979e37d95a522c698edba46
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDu:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE34
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/1776-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2972 csrsll.exe 3012 csrsll.exe 1776 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description 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
description pid Process procid_target PID 2880 set thread context of 2392 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 30 PID 2972 set thread context of 3012 2972 csrsll.exe 35 PID 2972 set thread context of 1776 2972 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2880-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-25-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-27-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2392-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2392-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2392-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2392-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2392-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2880-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2392-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000e000000012263-135.dat upx behavioral1/memory/2392-146-0x0000000002D40000-0x0000000002D93000-memory.dmp upx behavioral1/memory/2392-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2972-207-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2972-187-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1776-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2972-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2392-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3012-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1776-265-0x0000000000400000-0x0000000000414000-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 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe Token: SeDebugPrivilege 3012 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 2972 csrsll.exe 3012 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2880 wrote to memory of 2392 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 30 PID 2880 wrote to memory of 2392 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 30 PID 2880 wrote to memory of 2392 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 30 PID 2880 wrote to memory of 2392 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 30 PID 2880 wrote to memory of 2392 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 30 PID 2880 wrote to memory of 2392 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 30 PID 2880 wrote to memory of 2392 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 30 PID 2880 wrote to memory of 2392 2880 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 30 PID 2392 wrote to memory of 1584 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 31 PID 2392 wrote to memory of 1584 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 31 PID 2392 wrote to memory of 1584 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 31 PID 2392 wrote to memory of 1584 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 31 PID 1584 wrote to memory of 1940 1584 cmd.exe 33 PID 1584 wrote to memory of 1940 1584 cmd.exe 33 PID 1584 wrote to memory of 1940 1584 cmd.exe 33 PID 1584 wrote to memory of 1940 1584 cmd.exe 33 PID 2392 wrote to memory of 2972 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 34 PID 2392 wrote to memory of 2972 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 34 PID 2392 wrote to memory of 2972 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 34 PID 2392 wrote to memory of 2972 2392 1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe 34 PID 2972 wrote to memory of 3012 2972 csrsll.exe 35 PID 2972 wrote to memory of 3012 2972 csrsll.exe 35 PID 2972 wrote to memory of 3012 2972 csrsll.exe 35 PID 2972 wrote to memory of 3012 2972 csrsll.exe 35 PID 2972 wrote to memory of 3012 2972 csrsll.exe 35 PID 2972 wrote to memory of 3012 2972 csrsll.exe 35 PID 2972 wrote to memory of 3012 2972 csrsll.exe 35 PID 2972 wrote to memory of 3012 2972 csrsll.exe 35 PID 2972 wrote to memory of 1776 2972 csrsll.exe 36 PID 2972 wrote to memory of 1776 2972 csrsll.exe 36 PID 2972 wrote to memory of 1776 2972 csrsll.exe 36 PID 2972 wrote to memory of 1776 2972 csrsll.exe 36 PID 2972 wrote to memory of 1776 2972 csrsll.exe 36 PID 2972 wrote to memory of 1776 2972 csrsll.exe 36 PID 2972 wrote to memory of 1776 2972 csrsll.exe 36 PID 2972 wrote to memory of 1776 2972 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe"C:\Users\Admin\AppData\Local\Temp\1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Users\Admin\AppData\Local\Temp\1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe"C:\Users\Admin\AppData\Local\Temp\1307dc4cf3dd489bdeabb018c2dc8ffd784655e51673afd483d84a420f6484c2.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2392 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\OSXEF.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1584 -
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:1940
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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:2972 -
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:3012
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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:1776
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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
MD563af26ab2bc4f8a696a7ee497339af38
SHA1c0047ab0840d4a817b0c58b43f17bb41bafb8c8b
SHA256f39478188f2c9d2314c8db828a097c2bc4afa7cb73cbfed1da84043ffdb3b46a
SHA512fba0f45f51ef730663b5ec3cc3bfeb972c12532cb1372debf9a3092dbfa94ad34f55c91353a21bab89c24523258c0f960e8bd9c86d560f06141e362b157c5fbd