modiloader | 539959c9fefef50390c20feb243e4f89ca8bb13f0f6e109d46cce8be521ca79e

Analysis

max time kernel
143s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 04:03

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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
behavioral1/memory/3060-3-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/3060-4-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/3060-6-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/3060-7-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/3060-20-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-26-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-27-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-31-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-33-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-35-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-37-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-39-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-46-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-48-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-50-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-52-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-54-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2212-56-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
316	mstwain32.exe
2212	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-1-5-21-312935884-697965778-3955649944-1000\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_6a1c740f98a05621dda909ec91bac9f1.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 2560 set thread context of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 316 set thread context of 2212	316	mstwain32.exe	37

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

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	3060	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
Token: SeBackupPrivilege	2912	vssvc.exe
Token: SeRestorePrivilege	2912	vssvc.exe
Token: SeAuditPrivilege	2912	vssvc.exe
Token: SeDebugPrivilege	2212	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
316	mstwain32.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 2560 wrote to memory of 3060	2560	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	31
PID 3060 wrote to memory of 316	3060	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	35
PID 3060 wrote to memory of 316	3060	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	35
PID 3060 wrote to memory of 316	3060	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	35
PID 3060 wrote to memory of 316	3060	JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe	35
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37
PID 316 wrote to memory of 2212	316	mstwain32.exe	37

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:2560
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.exe
  C:\Users\Admin\AppData\Local\Temp/JaffaCakes118_6a1c740f98a05621dda909ec91bac9f1.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 WriteProcessMemory
  PID:3060
- - 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:316
  - - 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
      System policy modification
      PID:2212

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2912

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
314KB

MD5
6a1c740f98a05621dda909ec91bac9f1

SHA1
610d566efd061ba0487352baa70fa74b4e98e739

SHA256
539959c9fefef50390c20feb243e4f89ca8bb13f0f6e109d46cce8be521ca79e

SHA512
e521b7c0903fdb5ddf9d0ddfb4e328c6a254aedef746326e9790af95670f4ab4c205bf698971eb14e7811de0bfc986dd6037c2df724fe8a9e4deabc8c6bfcb9c

Download Submit
memory/316-30-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2212-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-46-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-31-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-56-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-33-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-54-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-52-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-35-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-26-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-50-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-32-0x0000000010000000-0x000000001000B000-memory.dmp

Filesize
44KB

Download
memory/2212-48-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-37-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2560-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2560-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3060-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3060-20-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3060-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3060-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3060-17-0x0000000000550000-0x000000000055C000-memory.dmp

Filesize
48KB

Download
memory/3060-18-0x0000000000550000-0x000000000055C000-memory.dmp

Filesize
48KB

Download
memory/3060-7-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads