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Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
27/09/2024, 00:13
Behavioral task
behavioral1
Sample
9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe
Resource
win10v2004-20240802-en
General
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Target
9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe
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Size
90KB
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MD5
94eb1b972072edef28cc8cbccec4e52f
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SHA1
ae26e664bf9e03a5caa7b0e9e69408e2556d60bb
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SHA256
9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c
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SHA512
f400d8cadfcfc4b4de605e82380044a1c761a177b114847d14b6aea7331e54a8698e44cbafd93fd5b360201659b9d28cbe1808b98e0172f88be397f815274a20
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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/1608-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1628 csrsll.exe 1728 csrsll.exe 1608 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\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 2880 set thread context of 984 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 30 PID 1628 set thread context of 1728 1628 csrsll.exe 35 PID 1628 set thread context of 1608 1628 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2880-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2880-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/984-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/984-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/984-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/984-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2880-107-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/984-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/984-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000b000000012283-135.dat upx behavioral1/memory/984-137-0x0000000002760000-0x00000000027B3000-memory.dmp upx behavioral1/memory/1628-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/984-150-0x0000000002760000-0x00000000027B3000-memory.dmp upx behavioral1/memory/984-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1628-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1608-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/984-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1628-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1728-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1608-265-0x0000000000400000-0x0000000000414000-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 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 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe Token: SeDebugPrivilege 1728 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 1628 csrsll.exe 1728 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2880 wrote to memory of 984 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 30 PID 2880 wrote to memory of 984 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 30 PID 2880 wrote to memory of 984 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 30 PID 2880 wrote to memory of 984 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 30 PID 2880 wrote to memory of 984 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 30 PID 2880 wrote to memory of 984 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 30 PID 2880 wrote to memory of 984 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 30 PID 2880 wrote to memory of 984 2880 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 30 PID 984 wrote to memory of 1988 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 31 PID 984 wrote to memory of 1988 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 31 PID 984 wrote to memory of 1988 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 31 PID 984 wrote to memory of 1988 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 31 PID 1988 wrote to memory of 1680 1988 cmd.exe 33 PID 1988 wrote to memory of 1680 1988 cmd.exe 33 PID 1988 wrote to memory of 1680 1988 cmd.exe 33 PID 1988 wrote to memory of 1680 1988 cmd.exe 33 PID 984 wrote to memory of 1628 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 34 PID 984 wrote to memory of 1628 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 34 PID 984 wrote to memory of 1628 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 34 PID 984 wrote to memory of 1628 984 9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe 34 PID 1628 wrote to memory of 1728 1628 csrsll.exe 35 PID 1628 wrote to memory of 1728 1628 csrsll.exe 35 PID 1628 wrote to memory of 1728 1628 csrsll.exe 35 PID 1628 wrote to memory of 1728 1628 csrsll.exe 35 PID 1628 wrote to memory of 1728 1628 csrsll.exe 35 PID 1628 wrote to memory of 1728 1628 csrsll.exe 35 PID 1628 wrote to memory of 1728 1628 csrsll.exe 35 PID 1628 wrote to memory of 1728 1628 csrsll.exe 35 PID 1628 wrote to memory of 1608 1628 csrsll.exe 36 PID 1628 wrote to memory of 1608 1628 csrsll.exe 36 PID 1628 wrote to memory of 1608 1628 csrsll.exe 36 PID 1628 wrote to memory of 1608 1628 csrsll.exe 36 PID 1628 wrote to memory of 1608 1628 csrsll.exe 36 PID 1628 wrote to memory of 1608 1628 csrsll.exe 36 PID 1628 wrote to memory of 1608 1628 csrsll.exe 36 PID 1628 wrote to memory of 1608 1628 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe"C:\Users\Admin\AppData\Local\Temp\9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Users\Admin\AppData\Local\Temp\9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe"C:\Users\Admin\AppData\Local\Temp\9dcf9fba164029125fb88da81c41fe21f60a18c3347acd2178b44ee6ecfd801c.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:984 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\KJXEN.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1988 -
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:1680
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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:1628 -
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:1728
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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:1608
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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
MD5b920d4ac995bce2ab72736df10c34c6a
SHA1e27a7b90230490f55e1ab02099e07b8a7698a301
SHA25601087c6f3abd927755620269ace82a7de530b0bd244217e73fb9b537539db62c
SHA512347e9393d947d605ad90e42d9ab615a7f8e11989a8300b0dd419cbf7534a4e789b0b87d772928a4995d8624ee475e85f2571691d648404ad0a506569e6aa2f8d