modiloader | 71890ac681e94d88011f6ba77d25426a422e77ed1a34568571f6e38cf890336a

Analysis

max time kernel
144s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-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
behavioral1/memory/2992-4-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2992-2-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2992-5-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2992-6-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2992-16-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-24-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-25-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-26-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-29-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-31-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-32-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-34-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-36-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-38-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-43-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-47-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-49-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-51-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-53-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-55-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2052-57-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1068	Sistema Operacional Microsoft.exe
2052	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-1-5-21-3551809350-4263495960-1443967649-1000\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	Sistema Operacional Microsoft.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Sistema Operacional Microsoft.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_8e276497003c5795c28f758312515983.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2332 set thread context of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 1068 set thread context of 2052	1068	Sistema Operacional Microsoft.exe	36

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

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	2992	JaffaCakes118_8e276497003c5795c28f758312515983.exe
Token: SeBackupPrivilege	2660	vssvc.exe
Token: SeRestorePrivilege	2660	vssvc.exe
Token: SeAuditPrivilege	2660	vssvc.exe
Token: SeDebugPrivilege	2052	Sistema Operacional Microsoft.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe
2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe
1068	Sistema Operacional Microsoft.exe
1068	Sistema Operacional Microsoft.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2332 wrote to memory of 2992	2332	JaffaCakes118_8e276497003c5795c28f758312515983.exe	31
PID 2992 wrote to memory of 1068	2992	JaffaCakes118_8e276497003c5795c28f758312515983.exe	35
PID 2992 wrote to memory of 1068	2992	JaffaCakes118_8e276497003c5795c28f758312515983.exe	35
PID 2992 wrote to memory of 1068	2992	JaffaCakes118_8e276497003c5795c28f758312515983.exe	35
PID 2992 wrote to memory of 1068	2992	JaffaCakes118_8e276497003c5795c28f758312515983.exe	35
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.exe	36
PID 1068 wrote to memory of 2052	1068	Sistema Operacional Microsoft.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"	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:2332
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e276497003c5795c28f758312515983.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e276497003c5795c28f758312515983.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:2992
- - 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:1068
  - - C:\Windows\Sistema Operacional Microsoft.exe
      "C:\Windows\Sistema Operacional Microsoft.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
      System policy modification
      PID:2052

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2660

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

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
memory/1068-23-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2052-29-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-51-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-57-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-55-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-53-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-24-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-25-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-26-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-30-0x0000000010000000-0x000000001000B000-memory.dmp

Filesize
44KB

Download
memory/2052-49-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-31-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-47-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-36-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-32-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-38-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-43-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2052-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2332-3-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2992-5-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2992-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2992-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2992-16-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2992-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads