Analysis
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max time kernel
141s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-09-2024 02:22
Static task
static1
Behavioral task
behavioral1
Sample
e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe
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Size
1.3MB
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MD5
e8249a1484feeed814a6a4c0c3802ca2
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SHA1
0e737aef84e7cbc6bac95672f4438d609ab7d770
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SHA256
f4a5fd6442cf5dd71a75d70ee4a23e18333c9140e3694359e25058f5543e30a3
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SHA512
8b22a877f82bf5bb71169f83f102f7d0410a49399bfe70c489d82651ad5e03a828b7afa3b22132dc668f6cccd4637e26a6ff8d5b70e963a05b11c974ba24e061
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SSDEEP
24576:HwBVDNRpQa74rk7wjG23riQ6PwaWdBJEUvNEPTx5Lx9ScgMHw3:HCVDPxWbaESUvNEPT4MQ3
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 27 IoCs
resource yara_rule behavioral1/memory/2532-2-0x0000000000401000-0x000000000043F000-memory.dmp modiloader_stage2 behavioral1/memory/2532-11-0x0000000000401000-0x000000000043F000-memory.dmp modiloader_stage2 behavioral1/memory/2532-10-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-15-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-19-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-22-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-23-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-24-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-25-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-26-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-27-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-30-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-31-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-32-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-35-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-36-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-39-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-42-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-45-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-48-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-51-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-54-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-57-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-60-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-63-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-66-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 behavioral1/memory/2752-69-0x0000000000400000-0x000000000055F000-memory.dmp modiloader_stage2 -
Deletes itself 1 IoCs
pid Process 2752 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 2752 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\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 e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.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 -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.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 e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2532 e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe Token: SeDebugPrivilege 2752 mstwain32.exe Token: SeDebugPrivilege 2752 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2752 mstwain32.exe 2752 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2532 wrote to memory of 2752 2532 e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe 30 PID 2532 wrote to memory of 2752 2532 e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe 30 PID 2532 wrote to memory of 2752 2532 e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe 30 PID 2532 wrote to memory of 2752 2532 e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.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\e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.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 WriteProcessMemory
PID:2532 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e8249a1484feeed814a6a4c0c3802ca2_JaffaCakes118.exe"2⤵
- UAC bypass
- Deletes itself
- 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:2752
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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
Loading Replay Monitor...
Downloads
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Filesize
1.3MB
MD5e8249a1484feeed814a6a4c0c3802ca2
SHA10e737aef84e7cbc6bac95672f4438d609ab7d770
SHA256f4a5fd6442cf5dd71a75d70ee4a23e18333c9140e3694359e25058f5543e30a3
SHA5128b22a877f82bf5bb71169f83f102f7d0410a49399bfe70c489d82651ad5e03a828b7afa3b22132dc668f6cccd4637e26a6ff8d5b70e963a05b11c974ba24e061