Analysis
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max time kernel
118s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01/12/2024, 17:24
Behavioral task
behavioral1
Sample
9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe
Resource
win10v2004-20241007-en
General
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Target
9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe
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Size
90KB
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MD5
c12dfa1d343f12b5700ab4cf6cb98470
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SHA1
efb96ee52a5b5f0f37ff36b9f8ab4bdff8f681b7
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SHA256
9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629f
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SHA512
8e270f784cdfcbf861a05beaad53a4b2e35b176d0fcc252c0843284246830f12897780525361537bda65ac3fa14bee275f6476413801049175ef480070f68531
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDJ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3j
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/2220-269-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2952 csrsll.exe 828 csrsll.exe 2220 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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 2180 set thread context of 2044 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 30 PID 2952 set thread context of 828 2952 csrsll.exe 35 PID 2952 set thread context of 2220 2952 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2180-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2180-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2180-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2044-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2180-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2044-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2044-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2044-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2044-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2044-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2180-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2180-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2180-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2044-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2180-110-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000c00000001227d-136.dat upx behavioral1/memory/2044-148-0x0000000003100000-0x0000000003153000-memory.dmp upx behavioral1/memory/2180-156-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2044-157-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2952-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/828-252-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2220-257-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2952-259-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2044-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/828-266-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2220-269-0x0000000000400000-0x0000000000414000-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 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.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 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe Token: SeDebugPrivilege 828 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 2952 csrsll.exe 828 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2180 wrote to memory of 2044 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 30 PID 2180 wrote to memory of 2044 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 30 PID 2180 wrote to memory of 2044 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 30 PID 2180 wrote to memory of 2044 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 30 PID 2180 wrote to memory of 2044 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 30 PID 2180 wrote to memory of 2044 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 30 PID 2180 wrote to memory of 2044 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 30 PID 2180 wrote to memory of 2044 2180 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 30 PID 2044 wrote to memory of 2336 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 31 PID 2044 wrote to memory of 2336 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 31 PID 2044 wrote to memory of 2336 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 31 PID 2044 wrote to memory of 2336 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 31 PID 2336 wrote to memory of 2716 2336 cmd.exe 33 PID 2336 wrote to memory of 2716 2336 cmd.exe 33 PID 2336 wrote to memory of 2716 2336 cmd.exe 33 PID 2336 wrote to memory of 2716 2336 cmd.exe 33 PID 2044 wrote to memory of 2952 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 34 PID 2044 wrote to memory of 2952 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 34 PID 2044 wrote to memory of 2952 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 34 PID 2044 wrote to memory of 2952 2044 9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe 34 PID 2952 wrote to memory of 828 2952 csrsll.exe 35 PID 2952 wrote to memory of 828 2952 csrsll.exe 35 PID 2952 wrote to memory of 828 2952 csrsll.exe 35 PID 2952 wrote to memory of 828 2952 csrsll.exe 35 PID 2952 wrote to memory of 828 2952 csrsll.exe 35 PID 2952 wrote to memory of 828 2952 csrsll.exe 35 PID 2952 wrote to memory of 828 2952 csrsll.exe 35 PID 2952 wrote to memory of 828 2952 csrsll.exe 35 PID 2952 wrote to memory of 2220 2952 csrsll.exe 36 PID 2952 wrote to memory of 2220 2952 csrsll.exe 36 PID 2952 wrote to memory of 2220 2952 csrsll.exe 36 PID 2952 wrote to memory of 2220 2952 csrsll.exe 36 PID 2952 wrote to memory of 2220 2952 csrsll.exe 36 PID 2952 wrote to memory of 2220 2952 csrsll.exe 36 PID 2952 wrote to memory of 2220 2952 csrsll.exe 36 PID 2952 wrote to memory of 2220 2952 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe"C:\Users\Admin\AppData\Local\Temp\9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Users\Admin\AppData\Local\Temp\9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe"C:\Users\Admin\AppData\Local\Temp\9c51578ada81088f0f0b187fa7676a5a7bd4b49eb159392e92ddf574011e629fN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\BMTXJ.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336 -
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:2716
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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:2952 -
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:828
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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:2220
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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
MD5240acef7b097b102c2a6853b80c3089f
SHA1f6cb44a2db13c3d71bde5e72bdcb9a9a92aa11bb
SHA256b0110bfdf973ddfcd1d436bcd8b7a268d027f9f2d4204f493b8f453346e570dc
SHA512950f04290f5f20f8a890df3403f8fceb7843f8ef1d90b9bf0136f160fbb7dcccedfde915fe91e07d30ec4ad80c4b8e0ddedd2e7cf4069a664adb7e17f028f38d