modiloader | 71890ac681e94d88011f6ba77d25426a422e77ed1a34568571f6e38cf890336a

Analysis

max time kernel
144s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/01/2025, 14:17

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General

Target

JaffaCakes118_8e276497003c5795c28f758312515983.exe
Size

317KB
MD5

8e276497003c5795c28f758312515983
SHA1

39fc44a790466cc040cde37e768d2daa399d4caf
SHA256

71890ac681e94d88011f6ba77d25426a422e77ed1a34568571f6e38cf890336a
SHA512

fec273c2bd53d43429bbc00a9a055b81526a8987b5d8fd20ad66ddae07162e6e6aa2eab7263aa29672fccf71c83aa3302b1640b2fdef9252da9ea4bb240d2b9d
SSDEEP

6144:EJ7oQhFDK05HxmcMmnl/3lYUBgNB3Jqi87mLufNiMbRS2Ds:EJHF75Hxmynl/3WUB+BQi875iYsks

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
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"	Sistema Operacional Microsoft.exe

ModiLoader Second Stage 23 IoCs

resource	yara_rule
behavioral2/memory/3444-3-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3444-2-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3444-4-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3444-6-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3444-17-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-26-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-29-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-33-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-34-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-35-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-36-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-37-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-38-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-39-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-40-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-43-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-46-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2224-47-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	JaffaCakes118_8e276497003c5795c28f758312515983.exe

Executes dropped EXE 2 IoCs

pid	Process
1004	Sistema Operacional Microsoft.exe
2224	Sistema Operacional Microsoft.exe

Loads dropped DLL 1 IoCs

pid	Process
2224	Sistema Operacional Microsoft.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Sistema Operacional Microsoft = "C:\\Windows\\Sistema Operacional Microsoft.exe"	Sistema Operacional Microsoft.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_8e276497003c5795c28f758312515983.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Sistema Operacional Microsoft.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Sistema Operacional Microsoft.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 5036 set thread context of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 1004 set thread context of 2224	1004	Sistema Operacional Microsoft.exe	88

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Sistema Operacional Microsoft.exe	JaffaCakes118_8e276497003c5795c28f758312515983.exe
File opened for modification	C:\Windows\Sistema Operacional Microsoft.exe	JaffaCakes118_8e276497003c5795c28f758312515983.exe
File opened for modification	C:\Windows\Sistema Operacional Microsoft.exe	Sistema Operacional Microsoft.exe
File created	C:\Windows\ntdtcstp.dll	Sistema Operacional Microsoft.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_8e276497003c5795c28f758312515983.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_8e276497003c5795c28f758312515983.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sistema Operacional Microsoft.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sistema Operacional Microsoft.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3444	JaffaCakes118_8e276497003c5795c28f758312515983.exe
Token: SeBackupPrivilege	3656	vssvc.exe
Token: SeRestorePrivilege	3656	vssvc.exe
Token: SeAuditPrivilege	3656	vssvc.exe
Token: SeDebugPrivilege	2224	Sistema Operacional Microsoft.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe
5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe
1004	Sistema Operacional Microsoft.exe
1004	Sistema Operacional Microsoft.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 5036 wrote to memory of 3444	5036	JaffaCakes118_8e276497003c5795c28f758312515983.exe	83
PID 3444 wrote to memory of 1004	3444	JaffaCakes118_8e276497003c5795c28f758312515983.exe	87
PID 3444 wrote to memory of 1004	3444	JaffaCakes118_8e276497003c5795c28f758312515983.exe	87
PID 3444 wrote to memory of 1004	3444	JaffaCakes118_8e276497003c5795c28f758312515983.exe	87
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88
PID 1004 wrote to memory of 2224	1004	Sistema Operacional Microsoft.exe	88

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"	Sistema Operacional Microsoft.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_8e276497003c5795c28f758312515983.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e276497003c5795c28f758312515983.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5036
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e276497003c5795c28f758312515983.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e276497003c5795c28f758312515983.exe
  2⤵
  - Checks computer location settings
  - 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:3444
- - C:\Windows\Sistema Operacional Microsoft.exe
    "C:\Windows\Sistema Operacional Microsoft.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e276497003c5795c28f758312515983.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1004
  - - C:\Windows\Sistema Operacional Microsoft.exe
      "C:\Windows\Sistema Operacional Microsoft.exe"
      4⤵
      UAC bypass
      Executes dropped EXE
      Loads dropped DLL
      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
      System policy modification
      PID:2224

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Sistema Operacional Microsoft.exe

Filesize
317KB

MD5
8e276497003c5795c28f758312515983

SHA1
39fc44a790466cc040cde37e768d2daa399d4caf

SHA256
71890ac681e94d88011f6ba77d25426a422e77ed1a34568571f6e38cf890336a

SHA512
fec273c2bd53d43429bbc00a9a055b81526a8987b5d8fd20ad66ddae07162e6e6aa2eab7263aa29672fccf71c83aa3302b1640b2fdef9252da9ea4bb240d2b9d

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
40KB

MD5
3f689ab34ba20ffbc647f3c4ce7c9c92

SHA1
0275be6c5d43a4916f4b6b2b4aa06398e193206f

SHA256
003eb1ba56dc99c6a6d4e8f35233edcee64aa8001ac5f7289369cae2325ff019

SHA512
5336b3d410c21746a81a67c1b0da791d5592d4dc42fe559bc9b12a89b6bc6aef04b385a1566e55a7599c2489741ee7b0953f9cb0b3b5b9a9feb006678e2bdbce

Download Submit
memory/1004-27-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2224-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-35-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-47-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-46-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-28-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-26-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-29-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-33-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-43-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-36-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-37-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-38-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-40-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2224-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3444-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3444-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3444-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3444-17-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3444-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/5036-5-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads