modiloader | 1dcb2a3c7a813b156baec6ca1d1998762e3eeea45faf577b96d09a600717a3f3

General

Target

9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe
Size

480KB
MD5

9810907e95734ebf3ef91f2a5d52cd2e
SHA1

ba4d83ec78d94b41a1a819cd90d00dbf095edf9e
SHA256

1dcb2a3c7a813b156baec6ca1d1998762e3eeea45faf577b96d09a600717a3f3
SHA512

2ae0c5fda3ddcb9d3411f99a9d45335d34a19837bff8e688efc481af431030759e9c87506e8bd58660aaadf99457f318d84fea9d85fdbd14fff86d1599d77ef7
SSDEEP

6144:FhOZbxZ+Be8wGKmFTGT6cF6R5m9rBLICY0klFblDU9srvkw0apig5mm68Gaz:FyxZ+B5wGKmFTBC6RolZRkBAsTkZasoX

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

Processes:

mstwain32.exe

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

ModiLoader Second Stage 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2024-11-0x0000000000400000-0x0000000000455000-memory.dmp	modiloader_stage2
behavioral1/memory/2024-12-0x0000000000400000-0x0000000000455000-memory.dmp	modiloader_stage2
behavioral1/memory/528-40-0x0000000000400000-0x0000000000455000-memory.dmp	modiloader_stage2
behavioral1/memory/528-39-0x0000000000400000-0x0000000000455000-memory.dmp	modiloader_stage2
behavioral1/memory/528-38-0x0000000000400000-0x0000000000455000-memory.dmp	modiloader_stage2
behavioral1/memory/2024-24-0x0000000000400000-0x0000000000455000-memory.dmp	modiloader_stage2
behavioral1/memory/528-48-0x0000000000400000-0x0000000000455000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

Processes:

mstwain32.exemstwain32.exe

pid	Process
1776	mstwain32.exe
528	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-1-5-21-3551809350-4263495960-1443967649-1000\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:

9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exemstwain32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	9810907e95734ebf3ef91f2a5d52cd2e_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

Suspicious use of SetThreadContext 2 IoCs

Processes:

9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 1892 set thread context of 2024	1892	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	30
PID 1776 set thread context of 528	1776	mstwain32.exe	35

UPX packed file 11 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2024-5-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2024-10-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2024-11-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2024-12-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/528-40-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/528-39-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/528-38-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/528-37-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/528-32-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2024-24-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/528-48-0x0000000000400000-0x0000000000455000-memory.dmp	upx

Drops file in Windows directory 4 IoCs

Processes:

9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exemstwain32.exe

description	ioc	Process
File created	C:\Windows\mstwain32.exe	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	9810907e95734ebf3ef91f2a5d52cd2e_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 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

Processes:

9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exemstwain32.exemstwain32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.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

Processes:

9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	Process
Token: SeDebugPrivilege	2024	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe
Token: SeBackupPrivilege	2512	vssvc.exe
Token: SeRestorePrivilege	2512	vssvc.exe
Token: SeAuditPrivilege	2512	vssvc.exe
Token: SeDebugPrivilege	528	mstwain32.exe
Token: SeDebugPrivilege	528	mstwain32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe

pid	Process
2024	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid	Process
528	mstwain32.exe
528	mstwain32.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 1892 wrote to memory of 2024	1892	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2024	1892	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2024	1892	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2024	1892	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2024	1892	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2024	1892	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	30
PID 2024 wrote to memory of 1776	2024	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	34
PID 2024 wrote to memory of 1776	2024	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	34
PID 2024 wrote to memory of 1776	2024	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	34
PID 2024 wrote to memory of 1776	2024	9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe	34
PID 1776 wrote to memory of 528	1776	mstwain32.exe	35
PID 1776 wrote to memory of 528	1776	mstwain32.exe	35
PID 1776 wrote to memory of 528	1776	mstwain32.exe	35
PID 1776 wrote to memory of 528	1776	mstwain32.exe	35
PID 1776 wrote to memory of 528	1776	mstwain32.exe	35
PID 1776 wrote to memory of 528	1776	mstwain32.exe	35

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\9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Users\Admin\AppData\Local\Temp\9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\9810907e95734ebf3ef91f2a5d52cd2e_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 FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2024
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\9810907e95734ebf3ef91f2a5d52cd2e_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1776
  - - 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:528

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2512

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
480KB

MD5
9810907e95734ebf3ef91f2a5d52cd2e

SHA1
ba4d83ec78d94b41a1a819cd90d00dbf095edf9e

SHA256
1dcb2a3c7a813b156baec6ca1d1998762e3eeea45faf577b96d09a600717a3f3

SHA512
2ae0c5fda3ddcb9d3411f99a9d45335d34a19837bff8e688efc481af431030759e9c87506e8bd58660aaadf99457f318d84fea9d85fdbd14fff86d1599d77ef7

Download Submit
memory/528-48-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/528-46-0x0000000001E10000-0x0000000001E18000-memory.dmp

Filesize
32KB

Download
memory/528-47-0x00000000025C0000-0x00000000025CE000-memory.dmp

Filesize
56KB

Download
memory/528-44-0x00000000025C0000-0x00000000025CE000-memory.dmp

Filesize
56KB

Download
memory/528-32-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/528-37-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/528-38-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/528-39-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/528-40-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1776-34-0x0000000063400000-0x000000006345F000-memory.dmp

Filesize
380KB

Download
memory/1776-25-0x0000000063400000-0x000000006345F000-memory.dmp

Filesize
380KB

Download
memory/1776-27-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1776-28-0x0000000000250000-0x00000000002AF000-memory.dmp

Filesize
380KB

Download
memory/1892-0-0x0000000063400000-0x000000006345F000-memory.dmp

Filesize
380KB

Download
memory/1892-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1892-9-0x0000000063400000-0x000000006345F000-memory.dmp

Filesize
380KB

Download
memory/1892-8-0x0000000000450000-0x00000000004AF000-memory.dmp

Filesize
380KB

Download
memory/2024-11-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2024-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2024-2-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2024-10-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2024-24-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2024-14-0x00000000022E0000-0x00000000022E1000-memory.dmp

Filesize
4KB

Download
memory/2024-12-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2024-5-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2024-13-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads