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Analysis
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max time kernel
119s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
07/12/2024, 03:05
Behavioral task
behavioral1
Sample
a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe
Resource
win10v2004-20241007-en
General
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Target
a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe
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Size
90KB
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MD5
6bb1f0ff4d3e82badb9a80e66b5b6c58
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SHA1
027cfacaa58631f9910d81c581421d49f79b75e7
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SHA256
a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3
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SHA512
8b29905011ac551aad7d30fa1ccbdcd9c7d50e8fdf5a22c7e58d498fcff27f53d4ce2c1e9ab4fd0b512bf29ba4543de3bc6dabbd643ff0c773084a5301a07588
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD1:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3X
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/2268-261-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 372 csrsll.exe 1572 csrsll.exe 2268 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.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 3016 set thread context of 2728 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 30 PID 372 set thread context of 1572 372 csrsll.exe 35 PID 372 set thread context of 2268 372 csrsll.exe 36 -
resource yara_rule behavioral1/memory/3016-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3016-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3016-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2728-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3016-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3016-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3016-78-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2728-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x002a0000000150a7-132.dat upx behavioral1/memory/2728-134-0x00000000025F0000-0x0000000002643000-memory.dmp upx behavioral1/memory/2728-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/372-244-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2268-254-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2728-253-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/372-250-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1572-258-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2268-261-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe Token: SeDebugPrivilege 1572 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 372 csrsll.exe 1572 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3016 wrote to memory of 2728 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 30 PID 3016 wrote to memory of 2728 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 30 PID 3016 wrote to memory of 2728 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 30 PID 3016 wrote to memory of 2728 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 30 PID 3016 wrote to memory of 2728 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 30 PID 3016 wrote to memory of 2728 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 30 PID 3016 wrote to memory of 2728 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 30 PID 3016 wrote to memory of 2728 3016 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 30 PID 2728 wrote to memory of 2068 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 31 PID 2728 wrote to memory of 2068 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 31 PID 2728 wrote to memory of 2068 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 31 PID 2728 wrote to memory of 2068 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 31 PID 2068 wrote to memory of 2056 2068 cmd.exe 33 PID 2068 wrote to memory of 2056 2068 cmd.exe 33 PID 2068 wrote to memory of 2056 2068 cmd.exe 33 PID 2068 wrote to memory of 2056 2068 cmd.exe 33 PID 2728 wrote to memory of 372 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 34 PID 2728 wrote to memory of 372 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 34 PID 2728 wrote to memory of 372 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 34 PID 2728 wrote to memory of 372 2728 a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe 34 PID 372 wrote to memory of 1572 372 csrsll.exe 35 PID 372 wrote to memory of 1572 372 csrsll.exe 35 PID 372 wrote to memory of 1572 372 csrsll.exe 35 PID 372 wrote to memory of 1572 372 csrsll.exe 35 PID 372 wrote to memory of 1572 372 csrsll.exe 35 PID 372 wrote to memory of 1572 372 csrsll.exe 35 PID 372 wrote to memory of 1572 372 csrsll.exe 35 PID 372 wrote to memory of 1572 372 csrsll.exe 35 PID 372 wrote to memory of 2268 372 csrsll.exe 36 PID 372 wrote to memory of 2268 372 csrsll.exe 36 PID 372 wrote to memory of 2268 372 csrsll.exe 36 PID 372 wrote to memory of 2268 372 csrsll.exe 36 PID 372 wrote to memory of 2268 372 csrsll.exe 36 PID 372 wrote to memory of 2268 372 csrsll.exe 36 PID 372 wrote to memory of 2268 372 csrsll.exe 36 PID 372 wrote to memory of 2268 372 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe"C:\Users\Admin\AppData\Local\Temp\a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Users\Admin\AppData\Local\Temp\a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe"C:\Users\Admin\AppData\Local\Temp\a01bebd0202ef7376cb3debbcec566c90edc89fdfe419ca0bf258bb7ba69f1f3.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2728 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\YCMRY.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068 -
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:2056
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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:372 -
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:1572
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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:2268
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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
MD5217e35efea23e2f280769249af9b81c2
SHA163785f6196263f972dc37a4e6c32d17130265c31
SHA256fb82ac9b826821ab53b02cfdd15f425b3dc33b8ea81c994f16193f8ce8f9ef21
SHA51233f294f31849b568353a0de821741991771932b146baf6bca711f769b442ed2c61829f0ed3154da346117a0ff0f760c6b17fab09b4314cafa1a6d8110c319714