modiloader | 0f3741c152e51823160b7fd931a8c8d07426636b38d6cc98a32358962b075e6a

General

Target

ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe
Size

684KB
MD5

ee1e23a38befea332ed1ce87611c1eae
SHA1

1da3051fe84f58776a57741b1898ba7dd015c8e6
SHA256

0f3741c152e51823160b7fd931a8c8d07426636b38d6cc98a32358962b075e6a
SHA512

186aa38c18f4e0583c80e4a97194184440896a694f39c1bbd12da46a2e684ea5bef631d08b33606a69e8e39442174c5703309ecb4c68e3f3e610fb88df77190b
SSDEEP

12288:y++DUy2XdM+DS9NEAPF9L9X3dZANno5CA6q:wDUyWDANjLLKsCAZ

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"	mstwain32.exe

ModiLoader Second Stage 16 IoCs

resource	yara_rule
behavioral1/files/0x000e000000012261-4.dat	modiloader_stage2
behavioral1/memory/2728-25-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-31-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-34-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-37-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-40-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-43-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-47-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-50-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-53-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-56-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-59-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-62-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-65-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-68-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/636-71-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2728	6528436.exe
636	mstwain32.exe

Loads dropped DLL 3 IoCs

pid	Process
2600	ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe
2600	ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe
2728	6528436.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windoze = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2227856.jpg"	ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\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
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	6528436.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	6528436.exe
File opened for modification	C:\Windows\mstwain32.exe	6528436.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 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	DllHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6528436.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2728	6528436.exe
Token: SeBackupPrivilege	2856	vssvc.exe
Token: SeRestorePrivilege	2856	vssvc.exe
Token: SeAuditPrivilege	2856	vssvc.exe
Token: SeDebugPrivilege	636	mstwain32.exe
Token: SeDebugPrivilege	636	mstwain32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2508	DllHost.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2600	ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe
636	mstwain32.exe
636	mstwain32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2728	2600	ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe	30
PID 2600 wrote to memory of 2728	2600	ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe	30
PID 2600 wrote to memory of 2728	2600	ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe	30
PID 2600 wrote to memory of 2728	2600	ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe	30
PID 2728 wrote to memory of 636	2728	6528436.exe	35
PID 2728 wrote to memory of 636	2728	6528436.exe	35
PID 2728 wrote to memory of 636	2728	6528436.exe	35
PID 2728 wrote to memory of 636	2728	6528436.exe	35

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\ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee1e23a38befea332ed1ce87611c1eae_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Users\Admin\AppData\Local\Temp\6528436.exe
  "C:\Users\Admin\AppData\Local\Temp\6528436.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - 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:2728
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\6528436.exe"
    3⤵
    - 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:636

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
PID:2508

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2227856.jpg

Filesize
57KB

MD5
8262cb4e7dc5075c13da1b95c3ee02d9

SHA1
1500ed528353c48b12a5ced6d1868d933e073d46

SHA256
5f779fb5ec92eadd722ea260d6f0289eb8537ba1e78082e373af64a8292b79ec

SHA512
c290ca62aed124664acce9f8e493a7371ab006fba9ad766c695896b7e93c94e678c4931fe36090a3af58a4b3fd609ae6d3afa2ae4e2bf015843a070b716fbae5

Download Submit
\Users\Admin\AppData\Local\Temp\6528436.exe

Filesize
294KB

MD5
5a2d6b00b50682f8e32ef3694b1e7932

SHA1
60faba3c5dd700d0d6edf55597a3948c24257445

SHA256
4a75090db7b2b3cd5dad1d8464101aac6e3174dc130e805037d845115daef978

SHA512
6098937001a1d9f8656a7a38409f36f2c84d784d4d5b82d18237b70e59194fcd689f2556757b95ed2afa553836645d31587310be55164a9cb038d1d5eb557359

Download Submit
memory/636-37-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-40-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-71-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-29-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/636-31-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-32-0x00000000002B0000-0x00000000002B8000-memory.dmp

Filesize
32KB

Download
memory/636-33-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/636-34-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-68-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-65-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-43-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-47-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-50-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-53-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-56-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-59-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/636-62-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2508-13-0x00000000000F0000-0x00000000000F2000-memory.dmp

Filesize
8KB

Download
memory/2600-12-0x00000000004A0000-0x00000000004A2000-memory.dmp

Filesize
8KB

Download
memory/2728-25-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads