Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 21:49
Behavioral task
behavioral1
Sample
44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe
Resource
win10v2004-20241007-en
General
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Target
44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe
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Size
90KB
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MD5
cbf1d5adebcdcc4b7c95c9b85865480d
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SHA1
e3b7dba81913a34fe6f87bd142b0ceaed95a577d
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SHA256
44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30
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SHA512
b65b88457f03f031f175b14d066604f8dc430f0bf1607b69255cc510a956b2eebb1070d04cd9794f615fc1c9622fdb9b3e96fa4c2355a8eac0a0e1c313d24ea9
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDY:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3e
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/1668-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2480 csrsll.exe 2468 csrsll.exe 1668 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.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 2264 set thread context of 3024 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 30 PID 2480 set thread context of 2468 2480 csrsll.exe 35 PID 2480 set thread context of 1668 2480 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2264-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2264-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2264-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2264-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2264-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2264-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2264-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3024-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3024-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3024-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3024-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3024-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3024-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3024-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000c00000001225e-133.dat upx behavioral1/memory/3024-135-0x0000000001E70000-0x0000000001EC3000-memory.dmp upx behavioral1/memory/3024-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2468-249-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2480-247-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2480-254-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3024-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1668-255-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2468-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1668-265-0x0000000000400000-0x0000000000414000-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 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.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 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe Token: SeDebugPrivilege 2468 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 2480 csrsll.exe 2468 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2264 wrote to memory of 3024 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 30 PID 2264 wrote to memory of 3024 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 30 PID 2264 wrote to memory of 3024 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 30 PID 2264 wrote to memory of 3024 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 30 PID 2264 wrote to memory of 3024 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 30 PID 2264 wrote to memory of 3024 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 30 PID 2264 wrote to memory of 3024 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 30 PID 2264 wrote to memory of 3024 2264 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 30 PID 3024 wrote to memory of 1884 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 31 PID 3024 wrote to memory of 1884 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 31 PID 3024 wrote to memory of 1884 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 31 PID 3024 wrote to memory of 1884 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 31 PID 1884 wrote to memory of 2832 1884 cmd.exe 33 PID 1884 wrote to memory of 2832 1884 cmd.exe 33 PID 1884 wrote to memory of 2832 1884 cmd.exe 33 PID 1884 wrote to memory of 2832 1884 cmd.exe 33 PID 3024 wrote to memory of 2480 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 34 PID 3024 wrote to memory of 2480 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 34 PID 3024 wrote to memory of 2480 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 34 PID 3024 wrote to memory of 2480 3024 44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe 34 PID 2480 wrote to memory of 2468 2480 csrsll.exe 35 PID 2480 wrote to memory of 2468 2480 csrsll.exe 35 PID 2480 wrote to memory of 2468 2480 csrsll.exe 35 PID 2480 wrote to memory of 2468 2480 csrsll.exe 35 PID 2480 wrote to memory of 2468 2480 csrsll.exe 35 PID 2480 wrote to memory of 2468 2480 csrsll.exe 35 PID 2480 wrote to memory of 2468 2480 csrsll.exe 35 PID 2480 wrote to memory of 2468 2480 csrsll.exe 35 PID 2480 wrote to memory of 1668 2480 csrsll.exe 36 PID 2480 wrote to memory of 1668 2480 csrsll.exe 36 PID 2480 wrote to memory of 1668 2480 csrsll.exe 36 PID 2480 wrote to memory of 1668 2480 csrsll.exe 36 PID 2480 wrote to memory of 1668 2480 csrsll.exe 36 PID 2480 wrote to memory of 1668 2480 csrsll.exe 36 PID 2480 wrote to memory of 1668 2480 csrsll.exe 36 PID 2480 wrote to memory of 1668 2480 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe"C:\Users\Admin\AppData\Local\Temp\44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2264 -
C:\Users\Admin\AppData\Local\Temp\44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe"C:\Users\Admin\AppData\Local\Temp\44634daa90fe59280c824e40bddf6826a626ed9c53dca26d279b73853bfd6d30.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3024 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\HGUBK.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1884 -
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:2832
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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:2480 -
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:2468
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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:1668
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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
MD5ad67fc8827b0d3bcfe9ade66c895fe89
SHA11133efccfdae29f9a2c52d283c1d4d6fe66d0bda
SHA25611bcd05cf4cebdf11acdecd9fabe207fa1a1c8d22e7bb67eac04d07d2c0f5088
SHA51263075fd7b625ff7134a9dd38c25d2c9776fa3d70a50f74d224a2a056201df509508f6bed8f1f3cc37d7e211e46d3195751b666d868c0b68912f8384c10b3cdd6