modiloader | 8f47dcb38cf6ade73eaaf3cf2299ce5c9912ceddb6fa33c7bdd4ccba47d5db9f

General

Target

e74447e213b95539c293ef21309d0703_JaffaCakes118.exe
Size

710KB
MD5

e74447e213b95539c293ef21309d0703
SHA1

55d898b91a8be82488195daf1766ad5787715e34
SHA256

8f47dcb38cf6ade73eaaf3cf2299ce5c9912ceddb6fa33c7bdd4ccba47d5db9f
SHA512

8098fba528f8856b6eed7e7b14127c91eaff6b08d2529dc59f8ae89625a19a5dbab56b7240f02b406c0a73de2bc4298983e7f90f05087a3ab43973fe0867de14
SSDEEP

12288:MKIY2k20lw8fOVgF88BEuL3enQSQPN82vgp2LMmUYmhb0oKAM2BsYxmxjuL1:9IK2Uw8fiYLaursQSQPN82IUwvLhb0t5

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

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 26 IoCs

resource	yara_rule
behavioral1/memory/2472-0-0x0000000000401000-0x000000000041C000-memory.dmp	modiloader_stage2
behavioral1/memory/2472-1-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2472-12-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-13-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-17-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-20-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-21-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-22-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-23-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-24-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-25-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-26-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-29-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-30-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-33-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-36-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-39-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-43-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-46-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-49-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-52-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-55-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-58-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-61-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-64-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2
behavioral1/memory/2628-67-0x0000000000400000-0x00000000004DC000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

pid	Process
2628	mstwain32.exe

Executes dropped EXE 1 IoCs

pid	Process
2628	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-1-5-21-4177215427-74451935-3209572229-1000\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	e74447e213b95539c293ef21309d0703_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	e74447e213b95539c293ef21309d0703_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	e74447e213b95539c293ef21309d0703_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).

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e74447e213b95539c293ef21309d0703_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2472	e74447e213b95539c293ef21309d0703_JaffaCakes118.exe
Token: SeBackupPrivilege	2132	vssvc.exe
Token: SeRestorePrivilege	2132	vssvc.exe
Token: SeAuditPrivilege	2132	vssvc.exe
Token: SeDebugPrivilege	2628	mstwain32.exe
Token: SeDebugPrivilege	2628	mstwain32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2472	e74447e213b95539c293ef21309d0703_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2628	mstwain32.exe
2628	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 2628	2472	e74447e213b95539c293ef21309d0703_JaffaCakes118.exe	33
PID 2472 wrote to memory of 2628	2472	e74447e213b95539c293ef21309d0703_JaffaCakes118.exe	33
PID 2472 wrote to memory of 2628	2472	e74447e213b95539c293ef21309d0703_JaffaCakes118.exe	33
PID 2472 wrote to memory of 2628	2472	e74447e213b95539c293ef21309d0703_JaffaCakes118.exe	33

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\e74447e213b95539c293ef21309d0703_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e74447e213b95539c293ef21309d0703_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 FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\mstwain32.exe
  "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e74447e213b95539c293ef21309d0703_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:2628

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\mstwain32.exe

Filesize
710KB

MD5
e74447e213b95539c293ef21309d0703

SHA1
55d898b91a8be82488195daf1766ad5787715e34

SHA256
8f47dcb38cf6ade73eaaf3cf2299ce5c9912ceddb6fa33c7bdd4ccba47d5db9f

SHA512
8098fba528f8856b6eed7e7b14127c91eaff6b08d2529dc59f8ae89625a19a5dbab56b7240f02b406c0a73de2bc4298983e7f90f05087a3ab43973fe0867de14

Download Submit
memory/2472-0-0x0000000000401000-0x000000000041C000-memory.dmp

Filesize
108KB

Download
memory/2472-1-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2472-12-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-27-0x00000000007D0000-0x00000000007D8000-memory.dmp

Filesize
32KB

Download
memory/2628-30-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-18-0x00000000040E0000-0x00000000040EE000-memory.dmp

Filesize
56KB

Download
memory/2628-20-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-21-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-22-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-23-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-24-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-25-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-28-0x00000000040E0000-0x00000000040EE000-memory.dmp

Filesize
56KB

Download
memory/2628-13-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-26-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-29-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-17-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-33-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-36-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-39-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-43-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-46-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-49-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-52-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-55-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-58-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-61-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-64-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/2628-67-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads