Analysis
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max time kernel
150s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25-09-2024 21:25
Behavioral task
behavioral1
Sample
4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe
Resource
win10v2004-20240802-en
General
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Target
4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe
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Size
90KB
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MD5
cdc051d729ce92e2637a961870010874
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SHA1
85b7eceaa53a9c0bff429ccd4bef7fb4bf45c23e
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SHA256
4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb
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SHA512
8880fe201d1af9f51605911c3da51eaffb31281439ce1cb444657f57b2bcf14553ea8c50fbcfab8a1944fe63c3f3d1c6d113a0c64ede04ca5a6d374d0f3e0131
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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 Second Stage 1 IoCs
resource yara_rule behavioral1/memory/1520-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2092 csrsll.exe 1612 csrsll.exe 1520 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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 3020 set thread context of 2064 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 30 PID 2092 set thread context of 1612 2092 csrsll.exe 35 PID 2092 set thread context of 1520 2092 csrsll.exe 36 -
resource yara_rule behavioral1/memory/3020-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3020-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3020-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2064-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3020-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2064-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2064-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2064-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2064-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2064-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3020-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3020-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3020-109-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2064-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0006000000010300-133.dat upx behavioral1/memory/2064-135-0x00000000033B0000-0x0000000003403000-memory.dmp upx behavioral1/memory/2092-152-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2064-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2064-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1520-258-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2092-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2092-245-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1612-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1520-265-0x0000000000400000-0x0000000000414000-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 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.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 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe Token: SeDebugPrivilege 1612 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 2092 csrsll.exe 1612 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3020 wrote to memory of 2064 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 30 PID 3020 wrote to memory of 2064 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 30 PID 3020 wrote to memory of 2064 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 30 PID 3020 wrote to memory of 2064 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 30 PID 3020 wrote to memory of 2064 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 30 PID 3020 wrote to memory of 2064 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 30 PID 3020 wrote to memory of 2064 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 30 PID 3020 wrote to memory of 2064 3020 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 30 PID 2064 wrote to memory of 1812 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 31 PID 2064 wrote to memory of 1812 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 31 PID 2064 wrote to memory of 1812 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 31 PID 2064 wrote to memory of 1812 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 31 PID 1812 wrote to memory of 2260 1812 cmd.exe 33 PID 1812 wrote to memory of 2260 1812 cmd.exe 33 PID 1812 wrote to memory of 2260 1812 cmd.exe 33 PID 1812 wrote to memory of 2260 1812 cmd.exe 33 PID 2064 wrote to memory of 2092 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 34 PID 2064 wrote to memory of 2092 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 34 PID 2064 wrote to memory of 2092 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 34 PID 2064 wrote to memory of 2092 2064 4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe 34 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1612 2092 csrsll.exe 35 PID 2092 wrote to memory of 1520 2092 csrsll.exe 36 PID 2092 wrote to memory of 1520 2092 csrsll.exe 36 PID 2092 wrote to memory of 1520 2092 csrsll.exe 36 PID 2092 wrote to memory of 1520 2092 csrsll.exe 36 PID 2092 wrote to memory of 1520 2092 csrsll.exe 36 PID 2092 wrote to memory of 1520 2092 csrsll.exe 36 PID 2092 wrote to memory of 1520 2092 csrsll.exe 36 PID 2092 wrote to memory of 1520 2092 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe"C:\Users\Admin\AppData\Local\Temp\4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Users\Admin\AppData\Local\Temp\4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe"C:\Users\Admin\AppData\Local\Temp\4f22fd487a4358ae4be9cc056232dfceb857355c46c1397255aa0f12cc97beeb.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2064 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\OINJK.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1812 -
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:2260
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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:2092 -
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:1612
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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:1520
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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
MD52c1336372191bff95cd15313903f2731
SHA170747979da89522fc986d664e66b6d49828e2015
SHA25655420369e1ef0b1662b49a70976dc99530799bfb8d5f4b637994a5ff32fb54fd
SHA51282c0b0d19ca83f210d90e40871a8a929e56c703d0477cb03432ccc8f3229bf9745d75509fc54d7eca73da5b155d0d52ffd984dc2578e018b06258e403d805014