Analysis
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max time kernel
120s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
22-12-2024 14:19
Behavioral task
behavioral1
Sample
4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe
Resource
win10v2004-20241007-en
General
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Target
4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe
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Size
90KB
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MD5
9d0e9e90e87991276bb94f82d718c940
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SHA1
383e421d2f42a689797c6b528e6d61e2137baa87
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SHA256
4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6d
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SHA512
cb8a922513164c6f85fc05a520488202b25e3741b1484f422ec83e7671367e1a210b3a0f161d9e6fb4cc942b2217baa18730077eb1ed205a6d3ef0bc52bc4d2b
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDM:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3a
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/1752-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2884 csrsll.exe 980 csrsll.exe 1752 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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 2640 set thread context of 2004 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 30 PID 2884 set thread context of 980 2884 csrsll.exe 35 PID 2884 set thread context of 1752 2884 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2640-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2640-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2640-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2640-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2640-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2004-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2640-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2004-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2004-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2640-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2640-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2004-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2004-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2004-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2004-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x00090000000120fe-135.dat upx behavioral1/memory/2004-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2884-213-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1752-252-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2884-254-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2004-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/980-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1752-264-0x0000000000400000-0x0000000000414000-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 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 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe Token: SeDebugPrivilege 980 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 2884 csrsll.exe 980 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2640 wrote to memory of 2004 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 30 PID 2640 wrote to memory of 2004 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 30 PID 2640 wrote to memory of 2004 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 30 PID 2640 wrote to memory of 2004 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 30 PID 2640 wrote to memory of 2004 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 30 PID 2640 wrote to memory of 2004 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 30 PID 2640 wrote to memory of 2004 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 30 PID 2640 wrote to memory of 2004 2640 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 30 PID 2004 wrote to memory of 2360 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 31 PID 2004 wrote to memory of 2360 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 31 PID 2004 wrote to memory of 2360 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 31 PID 2004 wrote to memory of 2360 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 31 PID 2360 wrote to memory of 2724 2360 cmd.exe 33 PID 2360 wrote to memory of 2724 2360 cmd.exe 33 PID 2360 wrote to memory of 2724 2360 cmd.exe 33 PID 2360 wrote to memory of 2724 2360 cmd.exe 33 PID 2004 wrote to memory of 2884 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 34 PID 2004 wrote to memory of 2884 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 34 PID 2004 wrote to memory of 2884 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 34 PID 2004 wrote to memory of 2884 2004 4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe 34 PID 2884 wrote to memory of 980 2884 csrsll.exe 35 PID 2884 wrote to memory of 980 2884 csrsll.exe 35 PID 2884 wrote to memory of 980 2884 csrsll.exe 35 PID 2884 wrote to memory of 980 2884 csrsll.exe 35 PID 2884 wrote to memory of 980 2884 csrsll.exe 35 PID 2884 wrote to memory of 980 2884 csrsll.exe 35 PID 2884 wrote to memory of 980 2884 csrsll.exe 35 PID 2884 wrote to memory of 980 2884 csrsll.exe 35 PID 2884 wrote to memory of 1752 2884 csrsll.exe 36 PID 2884 wrote to memory of 1752 2884 csrsll.exe 36 PID 2884 wrote to memory of 1752 2884 csrsll.exe 36 PID 2884 wrote to memory of 1752 2884 csrsll.exe 36 PID 2884 wrote to memory of 1752 2884 csrsll.exe 36 PID 2884 wrote to memory of 1752 2884 csrsll.exe 36 PID 2884 wrote to memory of 1752 2884 csrsll.exe 36 PID 2884 wrote to memory of 1752 2884 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe"C:\Users\Admin\AppData\Local\Temp\4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2640 -
C:\Users\Admin\AppData\Local\Temp\4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe"C:\Users\Admin\AppData\Local\Temp\4d26de323be15ac2abf143c3f144f09f9ec89334b8c255864b26bed43cbbce6dN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\KGFSI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2360 -
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:2724
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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:2884 -
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:980
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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:1752
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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
MD5e0a780238ec9d39f70580a4be6c156d0
SHA1ae7d70bd83e6cb1cf844b9d7c8e0450a72a9cf47
SHA256d33b74a9cac1672b26f055ddb93a975aa855f4f351f94bc19c683358b07307e3
SHA512004c2c4b325300160d13e8aef1e667ef7c869a5ab790be8f8932053fd61bed96ff6904d63a91285763ea629a8af4b0986c17991db065d00a9f603eca35dcb582