modiloader | 86e081d6a53f031a5a94e8f1232b20112f6fd32fda92657496ca5cb8636a571b

General

Target

fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe
Size

594KB
MD5

fbf0117d59bcb70d08decb0c0b422bd1
SHA1

1685029c8e957419989d44a111dcb2d2bcf9e6e7
SHA256

86e081d6a53f031a5a94e8f1232b20112f6fd32fda92657496ca5cb8636a571b
SHA512

615fc8f2d66a7c6e2986726681e95efd1107469deeddb27074502597f36fe7679785372fdcfc184c58957ac9230c118c9fccb46a29201dfe79b09213ff79d1d6
SSDEEP

12288:DBMmKGnhDT+JlCraEFmgOExT1uxp62KW8CcCzyU56RZv+HFkZpCO9:9MmnDC+rPnBxEv8W8CcQy2U1VZpt

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

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 24 IoCs

resource	yara_rule
behavioral1/memory/2716-5-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-7-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-9-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-13-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-15-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-16-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-11-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-19-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-20-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-21-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2716-30-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2192-33-0x0000000003970000-0x0000000003A39000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-50-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-52-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-58-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-59-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-62-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-65-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-68-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-71-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-75-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-78-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-81-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1276-84-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2192	mstwain32.exe
1276	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	fbf0117d59bcb70d08decb0c0b422bd1_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

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/3064-18-0x0000000000400000-0x00000000004C9000-memory.dmp	autoit_exe
behavioral1/memory/2192-31-0x0000000000400000-0x00000000004C9000-memory.dmp	autoit_exe
behavioral1/memory/2192-51-0x0000000000400000-0x00000000004C9000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3064 set thread context of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3064-0-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/3064-18-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2192-31-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/files/0x00100000000055b0-28.dat	upx
behavioral1/memory/2192-51-0x0000000000400000-0x00000000004C9000-memory.dmp	upx

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mstwain32.exe	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.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	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2716	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe
Token: SeBackupPrivilege	2648	vssvc.exe
Token: SeRestorePrivilege	2648	vssvc.exe
Token: SeAuditPrivilege	2648	vssvc.exe
Token: SeDebugPrivilege	1276	mstwain32.exe
Token: SeDebugPrivilege	1276	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1276	mstwain32.exe
1276	mstwain32.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 3064 wrote to memory of 2716	3064	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2192	2716	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	34
PID 2716 wrote to memory of 2192	2716	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	34
PID 2716 wrote to memory of 2192	2716	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	34
PID 2716 wrote to memory of 2192	2716	fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe	34
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35
PID 2192 wrote to memory of 1276	2192	mstwain32.exe	35

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\fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Users\Admin\AppData\Local\Temp\fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fbf0117d59bcb70d08decb0c0b422bd1_JaffaCakes118.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:2716
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2192
  - - 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:1276

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2648

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\mstwain32.exe

Filesize
594KB

MD5
fbf0117d59bcb70d08decb0c0b422bd1

SHA1
1685029c8e957419989d44a111dcb2d2bcf9e6e7

SHA256
86e081d6a53f031a5a94e8f1232b20112f6fd32fda92657496ca5cb8636a571b

SHA512
615fc8f2d66a7c6e2986726681e95efd1107469deeddb27074502597f36fe7679785372fdcfc184c58957ac9230c118c9fccb46a29201dfe79b09213ff79d1d6

Download Submit
memory/1276-62-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-78-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-61-0x0000000002660000-0x000000000266E000-memory.dmp

Filesize
56KB

Download
memory/1276-59-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-71-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-68-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-65-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-50-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-60-0x0000000000390000-0x0000000000398000-memory.dmp

Filesize
32KB

Download
memory/1276-81-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-75-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-58-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-56-0x0000000002660000-0x000000000266E000-memory.dmp

Filesize
56KB

Download
memory/1276-52-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1276-84-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2192-51-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2192-31-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2192-33-0x0000000003970000-0x0000000003A39000-memory.dmp

Filesize
804KB

Download
memory/2716-30-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-16-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-25-0x0000000002380000-0x0000000002390000-memory.dmp

Filesize
64KB

Download
memory/2716-21-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-20-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-19-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-11-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-1-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-15-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-13-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-9-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-7-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2716-5-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3064-18-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/3064-0-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads