Analysis
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max time kernel
120s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 21:41
Behavioral task
behavioral1
Sample
ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe
Resource
win10v2004-20241007-en
General
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Target
ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe
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Size
326KB
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MD5
771458cacaf6e86143f5d490e58cbe80
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SHA1
9e61794256e7c043743482ddb6d46ace611d5064
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SHA256
ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127b
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SHA512
3ccc56e2284befde43810360ff6dd691721270174de95dc02d8dfd6bfdd547d0f1fd678b6bde1bf40cf7c0df7f89e75875df12d2ab44b38dbd93f990bed903ab
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SSDEEP
3072:h0e2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XVZ:h0sxD5cwohO+O1sVG0/pZ6iPC8M
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 2 IoCs
resource yara_rule behavioral1/memory/1448-253-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1448-260-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2096 csrsll.exe 1780 csrsll.exe 1448 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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 2272 set thread context of 2672 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 30 PID 2096 set thread context of 1780 2096 csrsll.exe 36 PID 2096 set thread context of 1448 2096 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2272-0-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2272-88-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2672-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2272-103-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2672-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2272-101-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2672-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2272-90-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2272-80-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/files/0x000b00000001227e-131.dat upx behavioral1/memory/2096-149-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2672-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-154-0x0000000003310000-0x0000000003364000-memory.dmp upx behavioral1/memory/2096-214-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2096-251-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/1448-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2672-258-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1780-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1448-260-0x0000000000400000-0x0000000000414000-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 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.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 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe Token: SeDebugPrivilege 1780 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 2096 csrsll.exe 1780 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2272 wrote to memory of 2672 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 30 PID 2272 wrote to memory of 2672 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 30 PID 2272 wrote to memory of 2672 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 30 PID 2272 wrote to memory of 2672 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 30 PID 2272 wrote to memory of 2672 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 30 PID 2272 wrote to memory of 2672 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 30 PID 2272 wrote to memory of 2672 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 30 PID 2272 wrote to memory of 2672 2272 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 30 PID 2672 wrote to memory of 376 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 31 PID 2672 wrote to memory of 376 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 31 PID 2672 wrote to memory of 376 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 31 PID 2672 wrote to memory of 376 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 31 PID 376 wrote to memory of 2160 376 cmd.exe 33 PID 376 wrote to memory of 2160 376 cmd.exe 33 PID 376 wrote to memory of 2160 376 cmd.exe 33 PID 376 wrote to memory of 2160 376 cmd.exe 33 PID 2672 wrote to memory of 2096 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 34 PID 2672 wrote to memory of 2096 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 34 PID 2672 wrote to memory of 2096 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 34 PID 2672 wrote to memory of 2096 2672 ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe 34 PID 2096 wrote to memory of 1780 2096 csrsll.exe 36 PID 2096 wrote to memory of 1780 2096 csrsll.exe 36 PID 2096 wrote to memory of 1780 2096 csrsll.exe 36 PID 2096 wrote to memory of 1780 2096 csrsll.exe 36 PID 2096 wrote to memory of 1780 2096 csrsll.exe 36 PID 2096 wrote to memory of 1780 2096 csrsll.exe 36 PID 2096 wrote to memory of 1780 2096 csrsll.exe 36 PID 2096 wrote to memory of 1780 2096 csrsll.exe 36 PID 2096 wrote to memory of 1448 2096 csrsll.exe 37 PID 2096 wrote to memory of 1448 2096 csrsll.exe 37 PID 2096 wrote to memory of 1448 2096 csrsll.exe 37 PID 2096 wrote to memory of 1448 2096 csrsll.exe 37 PID 2096 wrote to memory of 1448 2096 csrsll.exe 37 PID 2096 wrote to memory of 1448 2096 csrsll.exe 37 PID 2096 wrote to memory of 1448 2096 csrsll.exe 37 PID 2096 wrote to memory of 1448 2096 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe"C:\Users\Admin\AppData\Local\Temp\ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Users\Admin\AppData\Local\Temp\ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe"C:\Users\Admin\AppData\Local\Temp\ac67c90c106c71219dc9e59297ce86ff59eb0dedf450cf3ee8e3360ee11c127bN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\RIDYD.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:376 -
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:2160
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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:2096 -
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:1780
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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:1448
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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
326KB
MD5b1fadda20b2a0fcc6bf1b0341068769e
SHA1791a4853dc1282538a25b2f5be83431e07154ac4
SHA25623fd7ff30db050034e34feb4fd72ba6bc7faa93d46ac471a6764b3d54021e015
SHA51289d15c591981c5e67fb31946fef6d9ad4c37293ffd98e8a094ca2dce079ba35e3fe1b490c8f5d233cd6a7a9e63fd00368f91bd26aa8bdc12ce639100d3b088e7