modiloader | aecb2ddb8f4263ee7f7be40aa7eb3c1f3553a97c57fef595bf88b05bbd798533

Analysis

max time kernel
148s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-01-2025 22:06

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General

Target

JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
Size

146KB
MD5

19787f3a4c80689f750b4538c090b679
SHA1

0151e05a93dd4342575060b067350a05149ae7a6
SHA256

aecb2ddb8f4263ee7f7be40aa7eb3c1f3553a97c57fef595bf88b05bbd798533
SHA512

be20cbeaef5252b480e1b8de6fd4767fc9b671782ba0341e093840770e7bc0c1a417e22aa3fde139432000780683b7ccd023bc5c50c16351b48e42739c024680
SSDEEP

3072:LvaDb3CwdRvCwCcGZZ+dq4lUDtmEV9pTSf1dGmkP7Us43vErW7I5YhP:LiDbTjhG7+dq4lUDtv7pTC1n9vsWki9

Score

10^/10

modiloader discovery evasion persistence trojan upx

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Modiloader family
modiloader

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

ModiLoader Second Stage 20 IoCs

resource	yara_rule
behavioral1/memory/2324-15-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/2324-14-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/2324-29-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-50-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-49-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-51-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-57-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-61-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-58-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-62-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-65-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-68-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-71-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-75-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-78-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-81-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-84-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-87-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-90-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/836-93-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1804	mstwain32.exe
836	mstwain32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_19787f3a4c80689f750b4538c090b679.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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1920 set thread context of 2324	1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	30
PID 1804 set thread context of 836	1804	mstwain32.exe	36

UPX packed file 26 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2324-6-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2324-7-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2324-10-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2324-13-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2324-15-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2324-14-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2324-29-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-48-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-46-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-50-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-49-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-51-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-57-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-61-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-58-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-62-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-65-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-68-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-71-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-75-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-78-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-81-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-84-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-87-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-90-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/836-93-0x0000000000400000-0x000000000044F000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
File opened for modification	C:\Windows\mstwain32.exe	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.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).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
Token: SeBackupPrivilege	2128	vssvc.exe
Token: SeRestorePrivilege	2128	vssvc.exe
Token: SeAuditPrivilege	2128	vssvc.exe
Token: SeDebugPrivilege	836	mstwain32.exe
Token: SeDebugPrivilege	836	mstwain32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2324	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
1804	mstwain32.exe
836	mstwain32.exe
836	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 2324	1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	30
PID 1920 wrote to memory of 2324	1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	30
PID 1920 wrote to memory of 2324	1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	30
PID 1920 wrote to memory of 2324	1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	30
PID 1920 wrote to memory of 2324	1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	30
PID 1920 wrote to memory of 2324	1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	30
PID 1920 wrote to memory of 2324	1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	30
PID 1920 wrote to memory of 2324	1920	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	30
PID 2324 wrote to memory of 1804	2324	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	35
PID 2324 wrote to memory of 1804	2324	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	35
PID 2324 wrote to memory of 1804	2324	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	35
PID 2324 wrote to memory of 1804	2324	JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe	35
PID 1804 wrote to memory of 836	1804	mstwain32.exe	36
PID 1804 wrote to memory of 836	1804	mstwain32.exe	36
PID 1804 wrote to memory of 836	1804	mstwain32.exe	36
PID 1804 wrote to memory of 836	1804	mstwain32.exe	36
PID 1804 wrote to memory of 836	1804	mstwain32.exe	36
PID 1804 wrote to memory of 836	1804	mstwain32.exe	36
PID 1804 wrote to memory of 836	1804	mstwain32.exe	36
PID 1804 wrote to memory of 836	1804	mstwain32.exe	36

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

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.
ransomware

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19787f3a4c80689f750b4538c090b679.exe
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1804
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.exe
      4⤵
      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:836

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\mstwain32.exe

Filesize
146KB

MD5
19787f3a4c80689f750b4538c090b679

SHA1
0151e05a93dd4342575060b067350a05149ae7a6

SHA256
aecb2ddb8f4263ee7f7be40aa7eb3c1f3553a97c57fef595bf88b05bbd798533

SHA512
be20cbeaef5252b480e1b8de6fd4767fc9b671782ba0341e093840770e7bc0c1a417e22aa3fde139432000780683b7ccd023bc5c50c16351b48e42739c024680

Download Submit
memory/836-65-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-87-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-58-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-84-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-81-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-78-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-75-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-71-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-93-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-57-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-55-0x0000000002470000-0x000000000247E000-memory.dmp

Filesize
56KB

Download
memory/836-90-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-68-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-59-0x0000000000650000-0x0000000000658000-memory.dmp

Filesize
32KB

Download
memory/836-61-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-48-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-46-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-60-0x0000000002470000-0x000000000247E000-memory.dmp

Filesize
56KB

Download
memory/836-50-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-49-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-51-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/836-62-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1804-47-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1804-30-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1920-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1920-3-0x0000000000350000-0x0000000000371000-memory.dmp

Filesize
132KB

Download
memory/1920-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2324-15-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2324-14-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2324-16-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2324-13-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2324-17-0x00000000020F0000-0x00000000020F1000-memory.dmp

Filesize
4KB

Download
memory/2324-10-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2324-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2324-7-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2324-6-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2324-4-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2324-29-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads