modiloader | 4864533bba0db0560b6655a97d2804dbf081a02ca038240a3c9262e86842864e

General

Target

00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe
Size

1012KB
MD5

00a3f4fca136f952348fd925d1880069
SHA1

13971320aa89d7e0ae9f5c5c21f353df4714602b
SHA256

4864533bba0db0560b6655a97d2804dbf081a02ca038240a3c9262e86842864e
SHA512

178490f992fb50d00cdb7f70369d865e1286655146b4e5f9e70ea3680a0818da3c95dfa9d9af553878a8b6c57c577b512bdf558dcbe84674bff80e101be83dae
SSDEEP

24576:iJ7XN2EWmqUvZBfiGBOHms/QKHemrtynTdq1ROGv:IN2QZNq/niM1Q

Score

10^/10

modiloader 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

Processes:

mstwain32.exe

description ioc process

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

ModiLoader Second Stage 24 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1648-1-0x0000000000401000-0x000000000041C000-memory.dmp	modiloader_stage2
behavioral1/memory/1648-12-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-15-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-19-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-22-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-23-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-24-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-27-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-28-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-29-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-30-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-33-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-34-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-37-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-40-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-44-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-47-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-50-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-53-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-56-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-59-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-62-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-65-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2
behavioral1/memory/268-68-0x0000000000400000-0x0000000000529000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

Processes:

mstwain32.exe

pid process

268 mstwain32.exe

pid	process
268	mstwain32.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

00a3f4fca136f952348fd925d1880069_JaffaCakes118.exemstwain32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Wine	00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Wine	mstwain32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\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

Processes:

mstwain32.exe00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe

description	ioc	process
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	00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe

Drops file in Windows directory 4 IoCs

Processes:

00a3f4fca136f952348fd925d1880069_JaffaCakes118.exemstwain32.exe

description	ioc	process
File created	C:\Windows\mstwain32.exe	00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	00a3f4fca136f952348fd925d1880069_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

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

00a3f4fca136f952348fd925d1880069_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	process
Token: SeDebugPrivilege	1648	00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe
Token: SeBackupPrivilege	2704	vssvc.exe
Token: SeRestorePrivilege	2704	vssvc.exe
Token: SeAuditPrivilege	2704	vssvc.exe
Token: SeDebugPrivilege	268	mstwain32.exe
Token: SeDebugPrivilege	268	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid process

268 mstwain32.exe
268 mstwain32.exe

pid	process
268	mstwain32.exe
268	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe

description	pid	process	target process
PID 1648 wrote to memory of 268	1648	00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe	mstwain32.exe
PID 1648 wrote to memory of 268	1648	00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe	mstwain32.exe
PID 1648 wrote to memory of 268	1648	00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe	mstwain32.exe
PID 1648 wrote to memory of 268	1648	00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe	mstwain32.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

mstwain32.exe

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\00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\00a3f4fca136f952348fd925d1880069_JaffaCakes118.exe"
1⤵
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1648

C:\Windows\mstwain32.exe
"C:\Windows\mstwain32.exe"
2⤵
- UAC bypass
- Executes dropped EXE
- Identifies Wine through registry keys
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:268

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2704

Network

MITRE ATT&CK Matrix ATT&CK v13

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

1

T1562.001

Modify Registry

3

T1112

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\mstwain32.exe
Filesize
1012KB

MD5
00a3f4fca136f952348fd925d1880069

SHA1
13971320aa89d7e0ae9f5c5c21f353df4714602b

SHA256
4864533bba0db0560b6655a97d2804dbf081a02ca038240a3c9262e86842864e

SHA512
178490f992fb50d00cdb7f70369d865e1286655146b4e5f9e70ea3680a0818da3c95dfa9d9af553878a8b6c57c577b512bdf558dcbe84674bff80e101be83dae

Download Submit
memory/268-28-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-68-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-27-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-14-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-65-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-62-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-15-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-19-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-20-0x00000000043D0000-0x00000000043DE000-memory.dmp

Filesize
56KB

Download
memory/268-22-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-23-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-24-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-26-0x00000000043D0000-0x00000000043DE000-memory.dmp

Filesize
56KB

Download
memory/268-25-0x0000000004150000-0x0000000004158000-memory.dmp

Filesize
32KB

Download
memory/268-59-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-29-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-56-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-30-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-33-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-34-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-37-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-40-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-44-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-47-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-50-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/268-53-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/1648-5-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

Filesize
64KB

Download
memory/1648-1-0x0000000000401000-0x000000000041C000-memory.dmp

Filesize
108KB

Download
memory/1648-12-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download
memory/1648-13-0x0000000004F50000-0x0000000005079000-memory.dmp

Filesize
1.2MB

Download
memory/1648-0-0x0000000000400000-0x0000000000529000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads