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Analysis
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max time kernel
141s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
08/12/2024, 23:14
Static task
static1
Behavioral task
behavioral1
Sample
5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe
Resource
win10v2004-20241007-en
General
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Target
5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe
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Size
705KB
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MD5
d4d7a0da419032e44874ffce2419b4f1
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SHA1
f9b2dbc2c4c70fa468ad44ce491d87633d94ecba
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SHA256
5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844
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SHA512
2bd488676b925e08283dc1a624994d09e377421b3cad538b05ceb26714256bde2fcecfc12a0ad44cc71a6f6d225443f235cd94489ba59e3ecd2d2a3fb381d5cb
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SSDEEP
12288:O66k9uL+KUnVk2W5wwyPImzQ/+afpnRyY9jjU81wePXy1b6O4q7VRTp0nVnXG:hW+NR0wwuFQZfpcYRz17XWw2rp+X
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 21 IoCs
resource yara_rule behavioral1/memory/2628-3-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2628-2-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2628-13-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-19-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-18-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-28-0x00000000773F0000-0x00000000774E0000-memory.dmp modiloader_stage2 behavioral1/memory/2624-29-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-31-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-35-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-38-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-41-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-44-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-47-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-50-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-53-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-56-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-59-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-62-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-65-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-68-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 behavioral1/memory/2624-71-0x0000000000400000-0x000000000078D000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 2624 mstwain32.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\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mstwain32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe File opened for modification C:\Windows\mstwain32.exe 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe -
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 2 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 mstwain32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2628 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe Token: SeDebugPrivilege 2624 mstwain32.exe Token: SeDebugPrivilege 2624 mstwain32.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2628 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe 2624 mstwain32.exe 2624 mstwain32.exe 2624 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2628 wrote to memory of 2624 2628 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe 30 PID 2628 wrote to memory of 2624 2628 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe 30 PID 2628 wrote to memory of 2624 2628 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe 30 PID 2628 wrote to memory of 2624 2628 5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe 30 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe"C:\Users\Admin\AppData\Local\Temp\5ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844.exe"1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2628 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:2624
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
3Replay Monitor
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Downloads
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Filesize
705KB
MD5d4d7a0da419032e44874ffce2419b4f1
SHA1f9b2dbc2c4c70fa468ad44ce491d87633d94ecba
SHA2565ea3b707b13ec9e17bdc954d1379f577e5b7aa78da14c7a6fd907a0b2b56c844
SHA5122bd488676b925e08283dc1a624994d09e377421b3cad538b05ceb26714256bde2fcecfc12a0ad44cc71a6f6d225443f235cd94489ba59e3ecd2d2a3fb381d5cb
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Filesize
14B
MD51fa3c8597db4fd8d631b820eb2a64006
SHA1e264bedeb5fe6ba01e749e7f5b104bf2999fad72
SHA2565e79c301656be6dda9f3712cf92f877ea97525a2a7348ee38b15386c2b0918e1
SHA512c0ed0c6d8a5363ad55800378f8381658f2b97fd1baf449f0d1033d3cc96c323ff8405d21eb8ef81f44a37cec07aaca9b56a55eea3f8d144bc8d65a31f8ad99f1