modiloader | f51eab6de9a0efc1b49d6a43a5a669918c7726f13eb7fd72e6c8746039f386e4

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 20:15

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General

Target

e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe
Size

308KB
MD5

e30c45beea71d3cd5e8a328f1b31fcf0
SHA1

9f582648b3196d69d4b98734803ee4f185e67b45
SHA256

f51eab6de9a0efc1b49d6a43a5a669918c7726f13eb7fd72e6c8746039f386e4
SHA512

79eaaae566ac3ef1e04778d7ac187887d20ebf9e5a7517c8bc0245b84f39511c6f6c84c43eede8a8f1610dcd76a4604ec94790addf4406ca61878f7cb98116e1
SSDEEP

6144:KOYjuXZYzrFb+eayeUtwrLsjV8i7GmjnZaAWrz5o+PwaTy3X:K51zrFb+eptXJjkAWrz5f323X

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"	mstwain32.exe

ModiLoader Second Stage 23 IoCs

resource	yara_rule
behavioral2/memory/3588-2-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3588-4-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3588-5-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3588-6-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3588-21-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-29-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-30-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-34-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-35-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-36-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-37-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-38-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-39-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-40-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-43-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-46-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-47-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/416-48-0x0000000000400000-0x000000000044B000-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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
748	mstwain32.exe
416	mstwain32.exe

Loads dropped DLL 1 IoCs

pid	Process
416	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-1-5-21-3227495264-2217614367-4027411560-1000\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	e30c45beea71d3cd5e8a328f1b31fcf0_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

description	pid	Process	procid_target
PID 1236 set thread context of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 748 set thread context of 416	748	mstwain32.exe	91

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.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	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3588	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe
Token: SeBackupPrivilege	2204	vssvc.exe
Token: SeRestorePrivilege	2204	vssvc.exe
Token: SeAuditPrivilege	2204	vssvc.exe
Token: SeDebugPrivilege	416	mstwain32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3588	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe
748	mstwain32.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 1236 wrote to memory of 3588	1236	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	82
PID 3588 wrote to memory of 748	3588	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	90
PID 3588 wrote to memory of 748	3588	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	90
PID 3588 wrote to memory of 748	3588	e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe	90
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91
PID 748 wrote to memory of 416	748	mstwain32.exe	91

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\e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Users\Admin\AppData\Local\Temp\e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\e30c45beea71d3cd5e8a328f1b31fcf0_JaffaCakes118.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 FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3588
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:748
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.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:416

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2204

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\mstwain32.exe

Filesize
308KB

MD5
e30c45beea71d3cd5e8a328f1b31fcf0

SHA1
9f582648b3196d69d4b98734803ee4f185e67b45

SHA256
f51eab6de9a0efc1b49d6a43a5a669918c7726f13eb7fd72e6c8746039f386e4

SHA512
79eaaae566ac3ef1e04778d7ac187887d20ebf9e5a7517c8bc0245b84f39511c6f6c84c43eede8a8f1610dcd76a4604ec94790addf4406ca61878f7cb98116e1

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
40KB

MD5
3f689ab34ba20ffbc647f3c4ce7c9c92

SHA1
0275be6c5d43a4916f4b6b2b4aa06398e193206f

SHA256
003eb1ba56dc99c6a6d4e8f35233edcee64aa8001ac5f7289369cae2325ff019

SHA512
5336b3d410c21746a81a67c1b0da791d5592d4dc42fe559bc9b12a89b6bc6aef04b385a1566e55a7599c2489741ee7b0953f9cb0b3b5b9a9feb006678e2bdbce

Download Submit
memory/416-36-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-48-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-37-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-47-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-28-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-29-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-30-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-46-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-38-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-35-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-40-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/416-43-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3588-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3588-5-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3588-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3588-21-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3588-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads