Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01/12/2024, 14:26
Behavioral task
behavioral1
Sample
3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe
Resource
win10v2004-20241007-en
General
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Target
3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe
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Size
90KB
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MD5
bc7ced3763ca9191dd6376ee9c0fcd28
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SHA1
fa8c474704a4113364c1734020030afd05a51d85
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SHA256
3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003
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SHA512
73ea35336518fd799810512904ffe734f6669167435f74da1e62bfaec58aab6a49ba31d5fa8c8fb6c84c7b63bd16a9961ec438dbbb5f4990a775f8ee97f2de49
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDM:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3S
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 2 IoCs
resource yara_rule behavioral1/memory/1500-256-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1500-258-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1832 csrsll.exe 1984 csrsll.exe 1500 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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 2380 set thread context of 2664 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 31 PID 1832 set thread context of 1984 1832 csrsll.exe 36 PID 1832 set thread context of 1500 1832 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2380-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2380-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2664-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2380-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2664-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2664-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2664-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2664-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2664-92-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2380-107-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000a000000015c9f-130.dat upx behavioral1/memory/2664-145-0x0000000003160000-0x00000000031B3000-memory.dmp upx behavioral1/memory/2664-144-0x0000000003160000-0x00000000031B3000-memory.dmp upx behavioral1/memory/1832-150-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2664-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1832-211-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1832-249-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2664-252-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1500-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1984-255-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1984-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1500-258-0x0000000000400000-0x0000000000414000-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 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.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 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe Token: SeDebugPrivilege 1984 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 1832 csrsll.exe 1984 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2380 wrote to memory of 2664 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 31 PID 2380 wrote to memory of 2664 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 31 PID 2380 wrote to memory of 2664 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 31 PID 2380 wrote to memory of 2664 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 31 PID 2380 wrote to memory of 2664 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 31 PID 2380 wrote to memory of 2664 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 31 PID 2380 wrote to memory of 2664 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 31 PID 2380 wrote to memory of 2664 2380 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 31 PID 2664 wrote to memory of 1104 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 32 PID 2664 wrote to memory of 1104 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 32 PID 2664 wrote to memory of 1104 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 32 PID 2664 wrote to memory of 1104 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 32 PID 1104 wrote to memory of 1956 1104 cmd.exe 34 PID 1104 wrote to memory of 1956 1104 cmd.exe 34 PID 1104 wrote to memory of 1956 1104 cmd.exe 34 PID 1104 wrote to memory of 1956 1104 cmd.exe 34 PID 2664 wrote to memory of 1832 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 35 PID 2664 wrote to memory of 1832 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 35 PID 2664 wrote to memory of 1832 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 35 PID 2664 wrote to memory of 1832 2664 3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe 35 PID 1832 wrote to memory of 1984 1832 csrsll.exe 36 PID 1832 wrote to memory of 1984 1832 csrsll.exe 36 PID 1832 wrote to memory of 1984 1832 csrsll.exe 36 PID 1832 wrote to memory of 1984 1832 csrsll.exe 36 PID 1832 wrote to memory of 1984 1832 csrsll.exe 36 PID 1832 wrote to memory of 1984 1832 csrsll.exe 36 PID 1832 wrote to memory of 1984 1832 csrsll.exe 36 PID 1832 wrote to memory of 1984 1832 csrsll.exe 36 PID 1832 wrote to memory of 1500 1832 csrsll.exe 37 PID 1832 wrote to memory of 1500 1832 csrsll.exe 37 PID 1832 wrote to memory of 1500 1832 csrsll.exe 37 PID 1832 wrote to memory of 1500 1832 csrsll.exe 37 PID 1832 wrote to memory of 1500 1832 csrsll.exe 37 PID 1832 wrote to memory of 1500 1832 csrsll.exe 37 PID 1832 wrote to memory of 1500 1832 csrsll.exe 37 PID 1832 wrote to memory of 1500 1832 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe"C:\Users\Admin\AppData\Local\Temp\3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2380 -
C:\Users\Admin\AppData\Local\Temp\3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe"C:\Users\Admin\AppData\Local\Temp\3f9f9f4e956f672a247e3aebcec6a41bccdaa7d1dbb58d7d2ed11626699ae003.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\IWDMV.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1104 -
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:1956
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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:1832 -
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:1984
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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:1500
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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
MD5c68969f3c4354ee03d9a7339cd57492a
SHA18464ba52dd85eb22936e2daac6d9cce8b324c271
SHA25628c8a5c9c2b50e6ff7ea93fe1a6501fdc76303aa54259b9dc78ab5147a582a74
SHA5128d35a8313237dc007bf4ce274d1ce875e45d77b0900221f063762d522254392c5763b2f26f0d8a79262b8404ef836d9f94a404dda8d553eacd8f0d2e4ec8c546