Analysis
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max time kernel
145s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
01-01-2025 19:40
Static task
static1
Behavioral task
behavioral1
Sample
denemm.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
denemm.exe
Resource
win10v2004-20241007-en
General
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Target
denemm.exe
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Size
295KB
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MD5
7789ef88a6fa2c4ef1613ff3193dbd06
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SHA1
32112ad860eeb69e516939390d69129f24012dd1
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SHA256
deec0fbcac5bd01d0894906b62654d6d9475bfc2890970cd4c972529aa609d6e
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SHA512
c6c902c989afe8df35de5101c3e69fb4f107a28c4f4e073db31ff77677bd3cbbf2aa6b30d44c9f2326edc11bab979c42c379c2958813b17726c66f12041e4bcc
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SSDEEP
6144:RZq5p6OTPiSS/KsKHPWE8auRg0x2hZD0xlPoVeavupI:3q5LPiSDHPWE8TRg0xkl0xCVWpI
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" Exporer32.exe -
ModiLoader Second Stage 15 IoCs
resource yara_rule behavioral1/files/0x000a00000001202c-5.dat modiloader_stage2 behavioral1/memory/2424-18-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-19-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-20-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-21-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-22-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-23-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-25-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-26-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-27-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-28-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-29-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-30-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-31-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2424-32-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 2424 Exporer32.exe -
Loads dropped DLL 3 IoCs
pid Process 2024 denemm.exe 2024 denemm.exe 2424 Exporer32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Exporer32.exe" Exporer32.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Exporer32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Exporer32.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 Exporer32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language denemm.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2424 Exporer32.exe Token: SeBackupPrivilege 1644 vssvc.exe Token: SeRestorePrivilege 1644 vssvc.exe Token: SeAuditPrivilege 1644 vssvc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2024 denemm.exe 2024 denemm.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2024 wrote to memory of 2424 2024 denemm.exe 28 PID 2024 wrote to memory of 2424 2024 denemm.exe 28 PID 2024 wrote to memory of 2424 2024 denemm.exe 28 PID 2024 wrote to memory of 2424 2024 denemm.exe 28 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Exporer32.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\denemm.exe"C:\Users\Admin\AppData\Local\Temp\denemm.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Users\Admin\AppData\Local\Temp\Exporer32.exe"C:\Users\Admin\AppData\Local\Temp\Exporer32.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:2424
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1644
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
271KB
MD5de4cd779cf278a9c6a37b27ae15b1754
SHA18d49214acadb2f91aca2a4c5bb207b0373dbd500
SHA256388a722a5eeb67f51f3e8a46800544571b5cd9138dcd17e97cb511e6beae43b2
SHA5126477297276465726d7b8f7bae0388d5e119bce163378ef814bf513f74dabe375bcf14d38af5955dc2e9dca7a375a82e78f7e8ff6f200724ce64f39f9a28e1c01
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Filesize
40KB
MD53f689ab34ba20ffbc647f3c4ce7c9c92
SHA10275be6c5d43a4916f4b6b2b4aa06398e193206f
SHA256003eb1ba56dc99c6a6d4e8f35233edcee64aa8001ac5f7289369cae2325ff019
SHA5125336b3d410c21746a81a67c1b0da791d5592d4dc42fe559bc9b12a89b6bc6aef04b385a1566e55a7599c2489741ee7b0953f9cb0b3b5b9a9feb006678e2bdbce