Analysis
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max time kernel
141s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24/01/2025, 05:50
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe
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Size
132KB
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MD5
1e7faf6e2f5191ba9b8fab19d61913d8
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SHA1
f29b075bf6108dfc1a2ef33dd40808a04256e97b
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SHA256
ea0a67576fabb76870afde3bd23c117382a6d61e5fa0f78bf4fcf6e601dcfa14
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SHA512
8560bb53dc890010ee2013188721bf95dc51b86ac77e4f2deacb79b04a5028eeb9eb7b05f2df7732be9535c723eb1e0e83c47eb2f21ae2cad2fac62a9a0e5e6e
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SSDEEP
3072:UDj/j/QxYtxHwe8+zKa9qGoSE7x1RGsZzJn:UDj/8mtV38+zlqGobxHGo5
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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UAC bypass 3 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 16 IoCs
resource yara_rule behavioral1/memory/2840-20-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-30-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-32-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-35-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-38-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-41-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-44-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-47-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-50-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-53-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-56-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-59-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-62-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-65-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-68-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2844-71-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 -
Executes dropped EXE 2 IoCs
pid Process 2840 nodelete.exe 2844 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
Checks whether UAC is enabled 1 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA nodelete.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 behavioral1/memory/1932-4-0x0000000000390000-0x00000000003E0000-memory.dmp upx behavioral1/files/0x000e000000013b4c-7.dat upx behavioral1/memory/2840-20-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-30-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-32-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-35-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-38-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-41-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-44-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-47-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-50-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-53-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-56-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-59-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-62-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-65-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-68-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2844-71-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification C:\Windows\mstwain32.exe nodelete.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe File opened for modification C:\Windows\nodelete.exe JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe File created C:\Windows\mstwain32.exe nodelete.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 3 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 JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nodelete.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2840 nodelete.exe Token: SeDebugPrivilege 2844 mstwain32.exe Token: SeDebugPrivilege 2844 mstwain32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1932 JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe 2844 mstwain32.exe 2844 mstwain32.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1932 wrote to memory of 2840 1932 JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe 31 PID 1932 wrote to memory of 2840 1932 JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe 31 PID 1932 wrote to memory of 2840 1932 JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe 31 PID 1932 wrote to memory of 2840 1932 JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe 31 PID 2840 wrote to memory of 2844 2840 nodelete.exe 32 PID 2840 wrote to memory of 2844 2840 nodelete.exe 32 PID 2840 wrote to memory of 2844 2840 nodelete.exe 32 PID 2840 wrote to memory of 2844 2840 nodelete.exe 32 -
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\JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1e7faf6e2f5191ba9b8fab19d61913d8.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1932 -
C:\Windows\nodelete.exeC:\Windows\nodelete.exe2⤵
- Executes dropped EXE
- 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:2840 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Windows\nodelete.exe"3⤵
- 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:2844
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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
108KB
MD5ae2322c0bf232fd235c896240e20e1e3
SHA1e30271fb68f28c1072eb00b085c48162e278b630
SHA25698726ab5fd8ce218b54fb99b4bce634a265d0ab3454d33777a27cefaeaf3faef
SHA5128f2b59ba1e19656767bc123fd6f15a56485bb8bc54567c1e0b8b498d49417f2fafc1bd04d47b5a3902346365632a21093d56ed5b9f4f1b8eda63e900a05047c1