Analysis
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max time kernel
113s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-01-2025 01:00
Behavioral task
behavioral1
Sample
7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe
Resource
win10v2004-20241007-en
General
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Target
7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe
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Size
109KB
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MD5
b28a3837045fa13d0dd5787daa4ee150
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SHA1
5624f07e0ed35dab09e6d2bd8a57a90f72152c53
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SHA256
7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796
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SHA512
bde7f13dd14074748e82022b09c47f27c40f3c1f19edbb00ff4a561442fd42a7bab3ca7df410f35594bd88068d61d5108b7b1dad54e9caa5fa6e5e918b440bef
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SSDEEP
3072:Koy8j7VnNdrPHaSekwi+mW+2LCK+AMScout7:68jZ7rvaU3+mWr2K+3ScoS7
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 13 IoCs
resource yara_rule behavioral2/memory/5072-12-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-28-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-29-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-32-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-35-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-38-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-41-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-44-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-47-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-50-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-53-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-56-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/4980-59-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation 7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe -
Deletes itself 1 IoCs
pid Process 4980 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 4980 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 4980 mstwain32.exe 4980 mstwain32.exe 4980 mstwain32.exe 4980 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\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 7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe 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 -
resource yara_rule behavioral2/memory/5072-0-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/files/0x000400000001db5e-5.dat upx behavioral2/memory/5072-12-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-28-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-29-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-32-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-35-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-38-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-41-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-44-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-47-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-50-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-53-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-56-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4980-59-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe 7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe File opened for modification C:\Windows\mstwain32.exe 7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.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 7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 5072 7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe Token: SeBackupPrivilege 2044 vssvc.exe Token: SeRestorePrivilege 2044 vssvc.exe Token: SeAuditPrivilege 2044 vssvc.exe Token: SeDebugPrivilege 4980 mstwain32.exe Token: SeDebugPrivilege 4980 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4980 mstwain32.exe 4980 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5072 wrote to memory of 4980 5072 7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe 87 PID 5072 wrote to memory of 4980 5072 7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe 87 PID 5072 wrote to memory of 4980 5072 7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe 87 -
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 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe"C:\Users\Admin\AppData\Local\Temp\7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe"1⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\7e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796.exe"2⤵
- UAC bypass
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- 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:4980
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2044
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
Loading Replay Monitor...
Downloads
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Filesize
33KB
MD57c3ff4d4d394fde7c693d04c488a55f8
SHA1ae2b2acc7e91a910f9075e0e095b528e97827ba4
SHA2564878bf71fd37ffac1fd6f5153357298544d0ef1f3a114c1f0451befcb85c59a8
SHA51233c601d9e706cff0c3dce8280b040c361aa51004fd20b51946469b6a02453def5a7aad1e5f58bec3435cc6e25470155d07f71dc0f81ec642efc53215d7be316a
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Filesize
109KB
MD5b28a3837045fa13d0dd5787daa4ee150
SHA15624f07e0ed35dab09e6d2bd8a57a90f72152c53
SHA2567e3447e9bcd0e44cd2dc8364febe9f424b42c866e666b7e1eda5bf93eba2f796
SHA512bde7f13dd14074748e82022b09c47f27c40f3c1f19edbb00ff4a561442fd42a7bab3ca7df410f35594bd88068d61d5108b7b1dad54e9caa5fa6e5e918b440bef
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350