modiloader | 92230be7a4d899e414877f10f7acab9a5f0003beac36b06f0aea8fe0f801fc75

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 02:41

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General

Target

f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
Size

776KB
MD5

f1e9fa4438ced83495d1d9de0793c022
SHA1

96c28606f93de9987a8189256ec008ea1ef5cc13
SHA256

92230be7a4d899e414877f10f7acab9a5f0003beac36b06f0aea8fe0f801fc75
SHA512

bc2864f7b69fcb908af7afd95793cba35719ccdf0d1ed83da69e27ae0f0b71eb218b5c12287997025a284debafb350d06b367d7abd6aac75778e2c948e9edc95
SSDEEP

12288:6gZoTZe/Y2/Z3gPq/hHNBqWgZoTZe/Y2/Z3gPq/hHNBqB:3MabZ31/TMMabZ31/Ts

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 22 IoCs

resource	yara_rule
behavioral1/memory/1776-14-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1776-18-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1776-12-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1776-10-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1776-8-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1776-6-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/files/0x000f000000018683-21.dat	modiloader_stage2
behavioral1/memory/1776-25-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1776-19-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1776-27-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2728-31-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1776-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2276-73-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2276-69-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1280-83-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1640-90-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1640-93-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1640-96-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1640-99-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1640-102-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1640-106-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1640-109-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Executes dropped EXE 5 IoCs

pid	Process
2728	update.exe
2148	mstwain32.exe
2276	mstwain32.exe
1280	update.exe
1640	mstwain32.exe

Loads dropped DLL 9 IoCs

pid	Process
2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
2728	update.exe
2728	update.exe
2728	update.exe
2148	mstwain32.exe
1280	update.exe
1280	update.exe
1280	update.exe
1280	update.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	update.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
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2764 set thread context of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2148 set thread context of 2276	2148	mstwain32.exe	37

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
File created	C:\Windows\mstwain32.exe	update.exe
File opened for modification	C:\Windows\mstwain32.exe	update.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 7 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	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	update.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	update.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1280	update.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	1776	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
Token: SeBackupPrivilege	2712	vssvc.exe
Token: SeRestorePrivilege	2712	vssvc.exe
Token: SeAuditPrivilege	2712	vssvc.exe
Token: SeDebugPrivilege	1280	update.exe
Token: SeDebugPrivilege	1640	mstwain32.exe
Token: SeDebugPrivilege	1640	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
2148	mstwain32.exe
1640	mstwain32.exe
1640	mstwain32.exe

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1776	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2728	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	32
PID 2764 wrote to memory of 2728	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	32
PID 2764 wrote to memory of 2728	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	32
PID 2764 wrote to memory of 2728	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	32
PID 2764 wrote to memory of 2728	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	32
PID 2764 wrote to memory of 2728	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	32
PID 2764 wrote to memory of 2728	2764	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	32
PID 1776 wrote to memory of 2148	1776	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	36
PID 1776 wrote to memory of 2148	1776	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	36
PID 1776 wrote to memory of 2148	1776	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	36
PID 1776 wrote to memory of 2148	1776	f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe	36
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 2276	2148	mstwain32.exe	37
PID 2148 wrote to memory of 1280	2148	mstwain32.exe	38
PID 2148 wrote to memory of 1280	2148	mstwain32.exe	38
PID 2148 wrote to memory of 1280	2148	mstwain32.exe	38
PID 2148 wrote to memory of 1280	2148	mstwain32.exe	38
PID 2148 wrote to memory of 1280	2148	mstwain32.exe	38
PID 2148 wrote to memory of 1280	2148	mstwain32.exe	38
PID 2148 wrote to memory of 1280	2148	mstwain32.exe	38
PID 1280 wrote to memory of 1640	1280	update.exe	39
PID 1280 wrote to memory of 1640	1280	update.exe	39
PID 1280 wrote to memory of 1640	1280	update.exe	39
PID 1280 wrote to memory of 1640	1280	update.exe	39
PID 1280 wrote to memory of 1640	1280	update.exe	39
PID 1280 wrote to memory of 1640	1280	update.exe	39
PID 1280 wrote to memory of 1640	1280	update.exe	39

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\f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Users\Admin\AppData\Local\Temp\f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f1e9fa4438ced83495d1d9de0793c022_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 WriteProcessMemory
  PID:1776
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\f1e9fa4438ced83495d1d9de0793c022_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2148
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2276
  - - C:\Users\Admin\AppData\Local\Temp\update.exe
      C:\Users\Admin\AppData\Local\Temp\update.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Checks whether UAC is enabled
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1280
    - - C:\Windows\mstwain32.exe
        
        "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\update.exe"
        5⤵
        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:1640
- C:\Users\Admin\AppData\Local\Temp\update.exe
  C:\Users\Admin\AppData\Local\Temp\update.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2728

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2712

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

Replay Monitor

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Downloads

C:\Windows\mstwain32.exe

Filesize
776KB

MD5
f1e9fa4438ced83495d1d9de0793c022

SHA1
96c28606f93de9987a8189256ec008ea1ef5cc13

SHA256
92230be7a4d899e414877f10f7acab9a5f0003beac36b06f0aea8fe0f801fc75

SHA512
bc2864f7b69fcb908af7afd95793cba35719ccdf0d1ed83da69e27ae0f0b71eb218b5c12287997025a284debafb350d06b367d7abd6aac75778e2c948e9edc95

Download Submit
\Users\Admin\AppData\Local\Temp\update.exe

Filesize
270KB

MD5
2d37ab3b7bda22ff4206fd2206d19eed

SHA1
2813babe349d7882094a52f25d4e46f155961189

SHA256
4b59eb99643e8987ff9b5da4b26aa7352097ab4c2ad7544da152d26c3494f5f5

SHA512
43693e6f8038dbb980ad132455ef071a8ee89e08bcd85870e53bd8f220cd1644c296d799c8f0c1a49e9ae300d368458650406ade710c4d2465259d41a5d0a2c0

Download Submit
memory/1280-83-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1640-90-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1640-109-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1640-88-0x0000000000630000-0x000000000063E000-memory.dmp

Filesize
56KB

Download
memory/1640-106-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1640-99-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1640-96-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1640-93-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1640-91-0x0000000000280000-0x0000000000288000-memory.dmp

Filesize
32KB

Download
memory/1640-92-0x0000000000630000-0x000000000063E000-memory.dmp

Filesize
56KB

Download
memory/1640-102-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-25-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-18-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-14-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-8-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-12-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-19-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-10-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1776-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2276-69-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2276-73-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2728-31-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download