Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-11-2024 01:59
Behavioral task
behavioral1
Sample
a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe
Resource
win10v2004-20241007-en
General
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Target
a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe
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Size
90KB
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MD5
ea5366a82d8f1d4b1b251ce8d48cfed3
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SHA1
872666be1f206fd1c4e9db23dd14a73c67c76c78
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SHA256
f7939d643e8f195041810e55d86937321b05fb7d8babe44d14da780282ae54cb
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SHA512
bae7fbe3fd8f46390c865a08ac924b093ae0a420b46722ad03fe43c16fbe4be9e99738a3697fdce6170f07a4f97b8f08ca99da53471dad056717c406d9c15525
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDP:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3t
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/932-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1968 csrsll.exe 1588 csrsll.exe 932 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.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 2668 set thread context of 1468 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 30 PID 1968 set thread context of 1588 1968 csrsll.exe 35 PID 1968 set thread context of 932 1968 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2668-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2668-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2668-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1468-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1468-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1468-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1468-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2668-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1468-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1468-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2668-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2668-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2668-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1468-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000b0000000122ea-133.dat upx behavioral1/memory/1468-135-0x0000000003230000-0x0000000003283000-memory.dmp upx behavioral1/memory/2668-155-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1468-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1588-244-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1968-243-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1968-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1468-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/932-254-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1588-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/932-266-0x0000000000400000-0x0000000000414000-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 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.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 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe Token: SeDebugPrivilege 1588 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 1968 csrsll.exe 1588 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2668 wrote to memory of 1468 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 30 PID 2668 wrote to memory of 1468 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 30 PID 2668 wrote to memory of 1468 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 30 PID 2668 wrote to memory of 1468 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 30 PID 2668 wrote to memory of 1468 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 30 PID 2668 wrote to memory of 1468 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 30 PID 2668 wrote to memory of 1468 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 30 PID 2668 wrote to memory of 1468 2668 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 30 PID 1468 wrote to memory of 1400 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 31 PID 1468 wrote to memory of 1400 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 31 PID 1468 wrote to memory of 1400 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 31 PID 1468 wrote to memory of 1400 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 31 PID 1400 wrote to memory of 812 1400 cmd.exe 33 PID 1400 wrote to memory of 812 1400 cmd.exe 33 PID 1400 wrote to memory of 812 1400 cmd.exe 33 PID 1400 wrote to memory of 812 1400 cmd.exe 33 PID 1468 wrote to memory of 1968 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 34 PID 1468 wrote to memory of 1968 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 34 PID 1468 wrote to memory of 1968 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 34 PID 1468 wrote to memory of 1968 1468 a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe 34 PID 1968 wrote to memory of 1588 1968 csrsll.exe 35 PID 1968 wrote to memory of 1588 1968 csrsll.exe 35 PID 1968 wrote to memory of 1588 1968 csrsll.exe 35 PID 1968 wrote to memory of 1588 1968 csrsll.exe 35 PID 1968 wrote to memory of 1588 1968 csrsll.exe 35 PID 1968 wrote to memory of 1588 1968 csrsll.exe 35 PID 1968 wrote to memory of 1588 1968 csrsll.exe 35 PID 1968 wrote to memory of 1588 1968 csrsll.exe 35 PID 1968 wrote to memory of 932 1968 csrsll.exe 36 PID 1968 wrote to memory of 932 1968 csrsll.exe 36 PID 1968 wrote to memory of 932 1968 csrsll.exe 36 PID 1968 wrote to memory of 932 1968 csrsll.exe 36 PID 1968 wrote to memory of 932 1968 csrsll.exe 36 PID 1968 wrote to memory of 932 1968 csrsll.exe 36 PID 1968 wrote to memory of 932 1968 csrsll.exe 36 PID 1968 wrote to memory of 932 1968 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe"C:\Users\Admin\AppData\Local\Temp\a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Users\Admin\AppData\Local\Temp\a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe"C:\Users\Admin\AppData\Local\Temp\a3f214aa48a7952f6406f00a9e2f8cb6406a14043a7fa30bd4d4019566b77137N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\HCXCP.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1400 -
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:812
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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:1968 -
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:1588
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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:932
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD5be2dc6509a8ed93ce5e198481a0ed5a4
SHA146c1c7a804192b115ccd8e4d6b1b39991b014863
SHA256548b5572c63bf5900811774ca7d67b1557ec68229e7ae41d2184adb0041bd91c
SHA512f69b985440c90286a5f83748ef81746671050a09e063e3ea500b486dd5b2d4e8b531957b931b784c673b42dca7efe5eb86fc5093c9037523e22516527ef19eae