modiloader | 539959c9fefef50390c20feb243e4f89ca8bb13f0f6e109d46cce8be521ca79e

Analysis

max time kernel
144s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 04:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
Size

314KB
MD5

6a1c740f98a05621dda909ec91bac9f1
SHA1

610d566efd061ba0487352baa70fa74b4e98e739
SHA256

539959c9fefef50390c20feb243e4f89ca8bb13f0f6e109d46cce8be521ca79e
SHA512

e521b7c0903fdb5ddf9d0ddfb4e328c6a254aedef746326e9790af95670f4ab4c205bf698971eb14e7811de0bfc986dd6037c2df724fe8a9e4deabc8c6bfcb9c
SSDEEP

6144:U9Wlqqm6tdigf7h/nF5tG0qEzSuWXCRQSasY:Gwvm6Lzh/nFS0q6SPCRQS0

Score

10^/10

modiloader discovery evasion persistence trojan

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
behavioral2/memory/4620-3-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4620-4-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4620-5-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4620-6-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4620-21-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-27-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-33-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-34-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-35-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-36-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-37-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-38-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-39-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-40-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-43-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1400-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe

Executes dropped EXE 2 IoCs

pid	Process
3480	mstwain32.exe
1400	mstwain32.exe

Loads dropped DLL 1 IoCs

pid	Process
1400	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-1-5-21-3756129449-3121373848-4276368241-1000\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	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4884 set thread context of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 3480 set thread context of 1400	3480	mstwain32.exe	91

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
File opened for modification	C:\Windows\mstwain32.exe	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.exe
File created	C:\Windows\ntdtcstp.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_6a1c740f98a05621dda909ec91bac9f1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.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 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4620	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
Token: SeBackupPrivilege	3152	vssvc.exe
Token: SeRestorePrivilege	3152	vssvc.exe
Token: SeAuditPrivilege	3152	vssvc.exe
Token: SeDebugPrivilege	1400	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
3480	mstwain32.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4884 wrote to memory of 4620	4884	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	83
PID 4620 wrote to memory of 3480	4620	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	87
PID 4620 wrote to memory of 3480	4620	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	87
PID 4620 wrote to memory of 3480	4620	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	87
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91
PID 3480 wrote to memory of 1400	3480	mstwain32.exe	91

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_6a1c740f98a05621dda909ec91bac9f1.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4884
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
  C:\Users\Admin\AppData\Local\Temp/JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
  2⤵
  - 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:4620
- - 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:3480
  - - C:\Windows\mstwain32.exe
      C:\Windows/mstwain32.exe
      4⤵
      UAC bypass
      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
      System policy modification
      PID:1400

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3152

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\mstwain32.exe

Filesize
314KB

MD5
6a1c740f98a05621dda909ec91bac9f1

SHA1
610d566efd061ba0487352baa70fa74b4e98e739

SHA256
539959c9fefef50390c20feb243e4f89ca8bb13f0f6e109d46cce8be521ca79e

SHA512
e521b7c0903fdb5ddf9d0ddfb4e328c6a254aedef746326e9790af95670f4ab4c205bf698971eb14e7811de0bfc986dd6037c2df724fe8a9e4deabc8c6bfcb9c

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
40KB

MD5
3f689ab34ba20ffbc647f3c4ce7c9c92

SHA1
0275be6c5d43a4916f4b6b2b4aa06398e193206f

SHA256
003eb1ba56dc99c6a6d4e8f35233edcee64aa8001ac5f7289369cae2325ff019

SHA512
5336b3d410c21746a81a67c1b0da791d5592d4dc42fe559bc9b12a89b6bc6aef04b385a1566e55a7599c2489741ee7b0953f9cb0b3b5b9a9feb006678e2bdbce

Download Submit
memory/1400-33-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-43-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-28-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-35-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-40-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-38-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-36-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1400-37-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3480-32-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4620-5-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4620-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4620-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4620-21-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4620-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4884-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4884-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads