modiloader | 85dd783d98bb41450a8c9a39018467169733ae14aaf3d4a11ae94fee055531f0

General

Target

JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe
Size

657KB
MD5

6df701a1db146dbc1167d248a9567057
SHA1

7a1f3fa58360067734b0291316a0a4254811cd39
SHA256

85dd783d98bb41450a8c9a39018467169733ae14aaf3d4a11ae94fee055531f0
SHA512

a4f841be313791801812378ac3d2b72f8e88643ea2a7eeeee1161c788da6d3ffd8f41512e70a755ba552b82e6e33f6f20b274c7c0e61c7d0c3896ff244b7229a
SSDEEP

12288:NHLUMuiv9RgfSjAzRty9jpJ8T1uxp62KW8CcCzyU56RZv+Pyyar:1tAR2X8Ev8W8CcQy2U1hym

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
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 22 IoCs

resource	yara_rule
behavioral1/memory/2300-9-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/2300-7-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/2300-16-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/2300-13-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/2300-11-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/2300-5-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/2300-19-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/2300-20-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/2300-21-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/2300-32-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-52-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-54-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-60-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-61-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-64-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-67-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-70-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-73-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-77-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-80-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-83-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral1/memory/1916-86-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1940	mstwain32.exe
1916	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-1-5-21-2872745919-2748461613-2989606286-1000\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_6df701a1db146dbc1167d248a9567057.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 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2292-18-0x0000000000400000-0x00000000004E6000-memory.dmp	autoit_exe
behavioral1/memory/1940-53-0x0000000000400000-0x00000000004E6000-memory.dmp	autoit_exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2292-0-0x0000000000400000-0x00000000004E6000-memory.dmp	upx
behavioral1/memory/2292-18-0x0000000000400000-0x00000000004E6000-memory.dmp	upx
behavioral1/memory/2300-27-0x0000000004FE0000-0x00000000050C6000-memory.dmp	upx
behavioral1/files/0x0003000000005658-28.dat	upx
behavioral1/memory/1940-33-0x0000000000400000-0x00000000004E6000-memory.dmp	upx
behavioral1/memory/1940-53-0x0000000000400000-0x00000000004E6000-memory.dmp	upx

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe
File opened for modification	C:\Windows\mstwain32.exe	JaffaCakes118_6df701a1db146dbc1167d248a9567057.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 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_6df701a1db146dbc1167d248a9567057.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6df701a1db146dbc1167d248a9567057.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 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2300	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe
Token: SeBackupPrivilege	2580	vssvc.exe
Token: SeRestorePrivilege	2580	vssvc.exe
Token: SeAuditPrivilege	2580	vssvc.exe
Token: SeDebugPrivilege	1916	mstwain32.exe
Token: SeDebugPrivilege	1916	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1916	mstwain32.exe
1916	mstwain32.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2292 wrote to memory of 2300	2292	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	30
PID 2300 wrote to memory of 1940	2300	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	35
PID 2300 wrote to memory of 1940	2300	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	35
PID 2300 wrote to memory of 1940	2300	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	35
PID 2300 wrote to memory of 1940	2300	JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe	35
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36
PID 1940 wrote to memory of 1916	1940	mstwain32.exe	36

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_6df701a1db146dbc1167d248a9567057.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6df701a1db146dbc1167d248a9567057.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6df701a1db146dbc1167d248a9567057.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:2300
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1940
  - - 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:1916

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2580

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
657KB

MD5
6df701a1db146dbc1167d248a9567057

SHA1
7a1f3fa58360067734b0291316a0a4254811cd39

SHA256
85dd783d98bb41450a8c9a39018467169733ae14aaf3d4a11ae94fee055531f0

SHA512
a4f841be313791801812378ac3d2b72f8e88643ea2a7eeeee1161c788da6d3ffd8f41512e70a755ba552b82e6e33f6f20b274c7c0e61c7d0c3896ff244b7229a

Download Submit
memory/1916-67-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-70-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-63-0x0000000000900000-0x000000000090E000-memory.dmp

Filesize
56KB

Download
memory/1916-62-0x0000000000390000-0x0000000000398000-memory.dmp

Filesize
32KB

Download
memory/1916-73-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-54-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-86-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-52-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-58-0x0000000000900000-0x000000000090E000-memory.dmp

Filesize
56KB

Download
memory/1916-80-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-77-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-83-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1916-60-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1940-33-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download
memory/1940-50-0x0000000002E40000-0x0000000002F26000-memory.dmp

Filesize
920KB

Download
memory/1940-53-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download
memory/2292-15-0x0000000003770000-0x0000000003856000-memory.dmp

Filesize
920KB

Download
memory/2292-0-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download
memory/2292-18-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download
memory/2300-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-32-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-27-0x0000000004FE0000-0x00000000050C6000-memory.dmp

Filesize
920KB

Download
memory/2300-25-0x0000000002B70000-0x0000000002B80000-memory.dmp

Filesize
64KB

Download
memory/2300-21-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-20-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-19-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-11-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-13-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-16-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-1-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2300-9-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads