Analysis
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max time kernel
149s -
max time network
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platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
05-01-2025 22:52
Behavioral task
behavioral1
Sample
3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe
Resource
win10v2004-20241007-en
General
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Target
3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe
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Size
90KB
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MD5
daa9b91138417dbbb34a24882c394eff
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SHA1
3956ef8c784d78643da8345d44f2d3b6583a21bb
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SHA256
3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870
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SHA512
0d90df6d3b230ced2054a3322dcf669a6fcc3c8dbda890a50b2ab02fe6a326b7a3b68dbf230907d017dcaa26a2cd15f5b6643233b5d3d63d75bf830dc2f444f5
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDI:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3i
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/1080-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 3044 csrsll.exe 2024 csrsll.exe 1080 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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 2808 set thread context of 1444 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 30 PID 3044 set thread context of 2024 3044 csrsll.exe 35 PID 3044 set thread context of 1080 3044 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2808-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2808-27-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2808-25-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2808-94-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1444-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2808-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1444-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1444-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2808-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2808-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1444-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1444-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1444-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2808-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2808-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1444-112-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000d000000012266-135.dat upx behavioral1/memory/1444-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3044-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-206-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1080-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/3044-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1444-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2024-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1080-263-0x0000000000400000-0x0000000000414000-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 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe Token: SeDebugPrivilege 2024 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 3044 csrsll.exe 2024 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2808 wrote to memory of 1444 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 30 PID 2808 wrote to memory of 1444 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 30 PID 2808 wrote to memory of 1444 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 30 PID 2808 wrote to memory of 1444 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 30 PID 2808 wrote to memory of 1444 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 30 PID 2808 wrote to memory of 1444 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 30 PID 2808 wrote to memory of 1444 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 30 PID 2808 wrote to memory of 1444 2808 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 30 PID 1444 wrote to memory of 2644 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 31 PID 1444 wrote to memory of 2644 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 31 PID 1444 wrote to memory of 2644 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 31 PID 1444 wrote to memory of 2644 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 31 PID 2644 wrote to memory of 2996 2644 cmd.exe 33 PID 2644 wrote to memory of 2996 2644 cmd.exe 33 PID 2644 wrote to memory of 2996 2644 cmd.exe 33 PID 2644 wrote to memory of 2996 2644 cmd.exe 33 PID 1444 wrote to memory of 3044 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 34 PID 1444 wrote to memory of 3044 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 34 PID 1444 wrote to memory of 3044 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 34 PID 1444 wrote to memory of 3044 1444 3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe 34 PID 3044 wrote to memory of 2024 3044 csrsll.exe 35 PID 3044 wrote to memory of 2024 3044 csrsll.exe 35 PID 3044 wrote to memory of 2024 3044 csrsll.exe 35 PID 3044 wrote to memory of 2024 3044 csrsll.exe 35 PID 3044 wrote to memory of 2024 3044 csrsll.exe 35 PID 3044 wrote to memory of 2024 3044 csrsll.exe 35 PID 3044 wrote to memory of 2024 3044 csrsll.exe 35 PID 3044 wrote to memory of 2024 3044 csrsll.exe 35 PID 3044 wrote to memory of 1080 3044 csrsll.exe 36 PID 3044 wrote to memory of 1080 3044 csrsll.exe 36 PID 3044 wrote to memory of 1080 3044 csrsll.exe 36 PID 3044 wrote to memory of 1080 3044 csrsll.exe 36 PID 3044 wrote to memory of 1080 3044 csrsll.exe 36 PID 3044 wrote to memory of 1080 3044 csrsll.exe 36 PID 3044 wrote to memory of 1080 3044 csrsll.exe 36 PID 3044 wrote to memory of 1080 3044 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe"C:\Users\Admin\AppData\Local\Temp\3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2808 -
C:\Users\Admin\AppData\Local\Temp\3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe"C:\Users\Admin\AppData\Local\Temp\3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1444 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\NIGXV.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644 -
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:2996
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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:3044 -
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:2024
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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:1080
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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
MD51d3f158da385e73abc6173fade70d766
SHA1e50f645b3dbddbac4e0673c67b9d75c027150460
SHA25640e5a7a8fd8c642aa945550edb48a358e907021fa2b6e29109e9ed2c9d5dcdbc
SHA51281e55f222be88f03983e5875e4839c5304effef6b271adb55e761ddcdee5f74a3a1615795e0f3e60d3fdcfb76da5a32c5e03284306fb0055efff7f84fe46b275