modiloader | de22e8aba71d6ca43deca5d886cca789f7d2e621df87bf5a463c97789839ebf1

Analysis

max time kernel
145s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-09-2024 15:01

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General

Target

f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
Size

452KB
MD5

f3e6739855cd692814d03127ec47f6e5
SHA1

cbc15c51bdec3c3cf2cfff1cddb48c94c0af6eb5
SHA256

de22e8aba71d6ca43deca5d886cca789f7d2e621df87bf5a463c97789839ebf1
SHA512

777b570dcb3b2daf95c5184a169e4cc13c1119bd8200aa5dbdb5841f83ce99f6170982d7290eac26dc474d27766a9fc3191fba8bf3e1f9435c911f42f1828358
SSDEEP

12288:JalWPCZHBd3MyI29vZMGdckLRbz8PyArN6YM69jpjeedTO:JWWPCVB9MZ5GdckLRmys8R64oO

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

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"	winlogon.exe

ModiLoader Second Stage 24 IoCs

resource	yara_rule
behavioral2/memory/3024-27-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3024-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3024-33-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3024-29-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3024-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/5084-46-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-51-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-52-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/5084-56-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral2/memory/5084-55-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-59-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-60-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-61-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-62-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-63-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-64-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-65-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-66-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-67-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-68-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-69-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-70-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-71-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1920-72-0x0000000000400000-0x000000000044B000-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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
5084	winlogon.exe
1920	winlogon.exe

Loads dropped DLL 1 IoCs

pid	Process
1920	winlogon.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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "C:\\Windows\\winlogon.exe"	winlogon.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	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	winlogon.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	winlogon.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1536 set thread context of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 5084 set thread context of 1920	5084	winlogon.exe	94

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\winlogon.exe	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
File opened for modification	C:\Windows\winlogon.exe	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
File opened for modification	C:\Windows\winlogon.exe	winlogon.exe
File created	C:\Windows\ntdtcstp.dll	winlogon.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	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	winlogon.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3024	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
Token: SeBackupPrivilege	1964	vssvc.exe
Token: SeRestorePrivilege	1964	vssvc.exe
Token: SeAuditPrivilege	1964	vssvc.exe
Token: SeDebugPrivilege	1920	winlogon.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
5084	winlogon.exe
5084	winlogon.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 1536 wrote to memory of 3024	1536	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	89
PID 3024 wrote to memory of 5084	3024	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	93
PID 3024 wrote to memory of 5084	3024	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	93
PID 3024 wrote to memory of 5084	3024	f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe	93
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94
PID 5084 wrote to memory of 1920	5084	winlogon.exe	94

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"	winlogon.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\f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1536
- C:\Users\Admin\AppData\Local\Temp\f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f3e6739855cd692814d03127ec47f6e5_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 WriteProcessMemory
  PID:3024
- - C:\Windows\winlogon.exe
    "C:\Windows\winlogon.exe" \melt "C:\Users\Admin\AppData\Local\Temp\f3e6739855cd692814d03127ec47f6e5_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:5084
  - - C:\Windows\winlogon.exe
      C:\Windows\winlogon.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:1920

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1964

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4088,i,1828333185976713750,7918646547767660928,262144 --variations-seed-version --mojo-platform-channel-handle=4384 /prefetch:8
1⤵
PID:4956

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

Replay Monitor

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Downloads

C:\Windows\ntdtcstp.dll

Filesize
40KB

MD5
3f689ab34ba20ffbc647f3c4ce7c9c92

SHA1
0275be6c5d43a4916f4b6b2b4aa06398e193206f

SHA256
003eb1ba56dc99c6a6d4e8f35233edcee64aa8001ac5f7289369cae2325ff019

SHA512
5336b3d410c21746a81a67c1b0da791d5592d4dc42fe559bc9b12a89b6bc6aef04b385a1566e55a7599c2489741ee7b0953f9cb0b3b5b9a9feb006678e2bdbce

Download Submit
C:\Windows\winlogon.exe

Filesize
452KB

MD5
f3e6739855cd692814d03127ec47f6e5

SHA1
cbc15c51bdec3c3cf2cfff1cddb48c94c0af6eb5

SHA256
de22e8aba71d6ca43deca5d886cca789f7d2e621df87bf5a463c97789839ebf1

SHA512
777b570dcb3b2daf95c5184a169e4cc13c1119bd8200aa5dbdb5841f83ce99f6170982d7290eac26dc474d27766a9fc3191fba8bf3e1f9435c911f42f1828358

Download Submit
memory/1536-23-0x0000000003680000-0x0000000003681000-memory.dmp

Filesize
4KB

Download
memory/1536-20-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-5-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-26-0x0000000003700000-0x0000000003701000-memory.dmp

Filesize
4KB

Download
memory/1536-19-0x0000000003610000-0x0000000003611000-memory.dmp

Filesize
4KB

Download
memory/1536-18-0x0000000002230000-0x0000000002231000-memory.dmp

Filesize
4KB

Download
memory/1536-17-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-4-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-16-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-15-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-14-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-13-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-12-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-11-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-10-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-25-0x0000000003710000-0x0000000003711000-memory.dmp

Filesize
4KB

Download
memory/1536-8-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-7-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-6-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-24-0x0000000003670000-0x0000000003671000-memory.dmp

Filesize
4KB

Download
memory/1536-1-0x00000000022D0000-0x0000000002305000-memory.dmp

Filesize
212KB

Download
memory/1536-3-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-9-0x00000000038E0000-0x00000000038E1000-memory.dmp

Filesize
4KB

Download
memory/1536-2-0x0000000003620000-0x0000000003622000-memory.dmp

Filesize
8KB

Download
memory/1536-0-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/1536-31-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/1536-32-0x00000000022D0000-0x0000000002305000-memory.dmp

Filesize
212KB

Download
memory/1920-69-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-66-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-72-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-62-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-71-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-67-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-52-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-70-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-68-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-51-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-65-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-59-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-60-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-61-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-64-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1920-63-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3024-28-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3024-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3024-29-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3024-33-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3024-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/5084-55-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/5084-56-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/5084-46-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/5084-43-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads