Analysis
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max time kernel
119s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
08-12-2024 04:21
Behavioral task
behavioral1
Sample
fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe
Resource
win10v2004-20241007-en
General
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Target
fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe
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Size
90KB
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MD5
d77436b788af09902937933fad455a90
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SHA1
a1efcb46b81c7be966914d21d57dfead3d4dd768
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SHA256
fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8c
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SHA512
999de3e54703b4d214a1952519f54e847edcfe4f4c464ce5f24efaccbcb164b56e29d5c6fb83bcd8b5ca5204627db0411d0c54cd1837da30751e3f44beed10dc
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDu: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 family
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ModiLoader Second Stage 2 IoCs
resource yara_rule behavioral1/memory/1796-257-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1796-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1104 csrsll.exe 1388 csrsll.exe 1796 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\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 2404 set thread context of 2728 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 30 PID 1104 set thread context of 1388 1104 csrsll.exe 36 PID 1104 set thread context of 1796 1104 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2404-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2404-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2728-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2404-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2728-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2404-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2404-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2404-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2404-35-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2728-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-135-0x00000000031D0000-0x0000000003223000-memory.dmp upx behavioral1/files/0x000d00000001202c-133.dat upx behavioral1/memory/2728-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2404-154-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1104-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1388-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1104-259-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1796-257-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1388-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1796-264-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe Token: SeDebugPrivilege 1388 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 1104 csrsll.exe 1388 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2404 wrote to memory of 2728 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 30 PID 2404 wrote to memory of 2728 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 30 PID 2404 wrote to memory of 2728 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 30 PID 2404 wrote to memory of 2728 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 30 PID 2404 wrote to memory of 2728 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 30 PID 2404 wrote to memory of 2728 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 30 PID 2404 wrote to memory of 2728 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 30 PID 2404 wrote to memory of 2728 2404 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 30 PID 2728 wrote to memory of 2888 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 31 PID 2728 wrote to memory of 2888 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 31 PID 2728 wrote to memory of 2888 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 31 PID 2728 wrote to memory of 2888 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 31 PID 2888 wrote to memory of 476 2888 cmd.exe 33 PID 2888 wrote to memory of 476 2888 cmd.exe 33 PID 2888 wrote to memory of 476 2888 cmd.exe 33 PID 2888 wrote to memory of 476 2888 cmd.exe 33 PID 2728 wrote to memory of 1104 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 34 PID 2728 wrote to memory of 1104 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 34 PID 2728 wrote to memory of 1104 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 34 PID 2728 wrote to memory of 1104 2728 fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe 34 PID 1104 wrote to memory of 1388 1104 csrsll.exe 36 PID 1104 wrote to memory of 1388 1104 csrsll.exe 36 PID 1104 wrote to memory of 1388 1104 csrsll.exe 36 PID 1104 wrote to memory of 1388 1104 csrsll.exe 36 PID 1104 wrote to memory of 1388 1104 csrsll.exe 36 PID 1104 wrote to memory of 1388 1104 csrsll.exe 36 PID 1104 wrote to memory of 1388 1104 csrsll.exe 36 PID 1104 wrote to memory of 1388 1104 csrsll.exe 36 PID 1104 wrote to memory of 1796 1104 csrsll.exe 37 PID 1104 wrote to memory of 1796 1104 csrsll.exe 37 PID 1104 wrote to memory of 1796 1104 csrsll.exe 37 PID 1104 wrote to memory of 1796 1104 csrsll.exe 37 PID 1104 wrote to memory of 1796 1104 csrsll.exe 37 PID 1104 wrote to memory of 1796 1104 csrsll.exe 37 PID 1104 wrote to memory of 1796 1104 csrsll.exe 37 PID 1104 wrote to memory of 1796 1104 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe"C:\Users\Admin\AppData\Local\Temp\fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2404 -
C:\Users\Admin\AppData\Local\Temp\fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe"C:\Users\Admin\AppData\Local\Temp\fa03e4da9b53d9bbbeb1059075fba64cd94e85cc98aee30c89cb21406ebfce8cN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2728 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\EAWVM.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888 -
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:476
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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:1104 -
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:1388
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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:1796
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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
MD55249ed7861b7afc332fa95d3721e33e6
SHA13c77ed11ebf5fd27bb101e6dba2361e7abc7fc95
SHA256a8e832fa4dab2453f23d85175e1dab82d92492194aacce23fe4eb0a09960cd92
SHA51216b7aef2f408744f008132a1921ec5b7afaa74f5798671be073f342e61282d18f7592b27a8b69d102a6543a1878f37ada38cca220e8c741529adb7febfd8e4e9