Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
07-01-2025 22:57
Behavioral task
behavioral1
Sample
84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe
Resource
win10v2004-20241007-en
General
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Target
84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe
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Size
90KB
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MD5
0ce3c1cfb783bbabff601db92ad30a70
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SHA1
de17607c224236aee1c3a3d737622d34820fff5e
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SHA256
84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56
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SHA512
aad79efa19f97a6d3c07d1f3a00f3f96305c33a408ca1646ad5c1c352e9bd0c5576048b01d305f780a1f968197174f18ea32e0fdd9fec2b7534e7940474c4cc9
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDm:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3w
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/1756-260-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1516 csrsll.exe 1204 csrsll.exe 1756 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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 2564 set thread context of 2872 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 30 PID 1516 set thread context of 1204 1516 csrsll.exe 36 PID 1516 set thread context of 1756 1516 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2564-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2564-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2564-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2872-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2872-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2872-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2872-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2564-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2872-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2872-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2564-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2564-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2564-74-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000d00000001226d-137.dat upx behavioral1/memory/2872-135-0x00000000031B0000-0x0000000003203000-memory.dmp upx behavioral1/memory/2872-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1516-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2872-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1516-249-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1756-248-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1204-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1756-260-0x0000000000400000-0x0000000000414000-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 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.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
description pid Process Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe Token: SeDebugPrivilege 1204 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 1516 csrsll.exe 1204 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2564 wrote to memory of 2872 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 30 PID 2564 wrote to memory of 2872 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 30 PID 2564 wrote to memory of 2872 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 30 PID 2564 wrote to memory of 2872 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 30 PID 2564 wrote to memory of 2872 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 30 PID 2564 wrote to memory of 2872 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 30 PID 2564 wrote to memory of 2872 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 30 PID 2564 wrote to memory of 2872 2564 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 30 PID 2872 wrote to memory of 2800 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 31 PID 2872 wrote to memory of 2800 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 31 PID 2872 wrote to memory of 2800 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 31 PID 2872 wrote to memory of 2800 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 31 PID 2800 wrote to memory of 1132 2800 cmd.exe 33 PID 2800 wrote to memory of 1132 2800 cmd.exe 33 PID 2800 wrote to memory of 1132 2800 cmd.exe 33 PID 2800 wrote to memory of 1132 2800 cmd.exe 33 PID 2872 wrote to memory of 1516 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 34 PID 2872 wrote to memory of 1516 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 34 PID 2872 wrote to memory of 1516 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 34 PID 2872 wrote to memory of 1516 2872 84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe 34 PID 1516 wrote to memory of 1204 1516 csrsll.exe 36 PID 1516 wrote to memory of 1204 1516 csrsll.exe 36 PID 1516 wrote to memory of 1204 1516 csrsll.exe 36 PID 1516 wrote to memory of 1204 1516 csrsll.exe 36 PID 1516 wrote to memory of 1204 1516 csrsll.exe 36 PID 1516 wrote to memory of 1204 1516 csrsll.exe 36 PID 1516 wrote to memory of 1204 1516 csrsll.exe 36 PID 1516 wrote to memory of 1204 1516 csrsll.exe 36 PID 1516 wrote to memory of 1756 1516 csrsll.exe 37 PID 1516 wrote to memory of 1756 1516 csrsll.exe 37 PID 1516 wrote to memory of 1756 1516 csrsll.exe 37 PID 1516 wrote to memory of 1756 1516 csrsll.exe 37 PID 1516 wrote to memory of 1756 1516 csrsll.exe 37 PID 1516 wrote to memory of 1756 1516 csrsll.exe 37 PID 1516 wrote to memory of 1756 1516 csrsll.exe 37 PID 1516 wrote to memory of 1756 1516 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe"C:\Users\Admin\AppData\Local\Temp\84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2564 -
C:\Users\Admin\AppData\Local\Temp\84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe"C:\Users\Admin\AppData\Local\Temp\84a4bf63b76e5a2a05c559405127ab1b7b14eb0b6c0dfcbe1b1a44dc47f27d56.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\SPOSF.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2800 -
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:1132
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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:1516 -
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:1204
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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:1756
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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
MD55febd630ba382fdcb0a5205bc8151b6f
SHA1a2bbf428f0ecd5624d5744a8e5fb9a6a7d8282d6
SHA256a200bb7a05042787af82a00c874c353363e3f36e04e4457c05df4544b49494dc
SHA512dcdfc095a3c8161cea879b78c6315322da65cf279ba8f984272c9cd037bc563bad808d8a7213af132b02e299c92cd445131359f5c43f2afc43c8cc944475bca5