modiloader | eb7af7aa3fbeaa9cdef6653b2a14dbd89a2bad16d3bf14e00b9d4230691929f6

Analysis

max time kernel
146s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-09-2024 12:46

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General

Target

f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe
Size

372KB
MD5

f3ac31cb736cc38c45dbc4de6397615b
SHA1

6113f9936690661249f95aabb2f0dda936f036eb
SHA256

eb7af7aa3fbeaa9cdef6653b2a14dbd89a2bad16d3bf14e00b9d4230691929f6
SHA512

f929e8cd07d7601db801e52e9e8aae4c3ed13c04c7103a44766ea1be8974700c41867f601785430cd34d9cff12f71c3a97a6f5b7d634086e461aaadf2c40aa8d
SSDEEP

6144:jlqqm6tdigf7h/nF5tG0qEzSuWXCjo+sr6KjWYmK43uLZCaIisn:Bvm6Lzh/nFS0q6SPCj7Y6SWYmU9CaIiw

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 28 IoCs

resource	yara_rule
behavioral1/memory/2348-20-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-19-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-18-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-14-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-12-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-11-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-9-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-7-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-21-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-22-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2348-33-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-58-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-57-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-56-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-62-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-65-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-66-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-67-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-68-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-69-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-70-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-73-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-76-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-77-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-80-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-84-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-87-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2
behavioral1/memory/2184-90-0x0000000000400000-0x0000000000460000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1976	mstwain32.exe
2184	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-1-5-21-457978338-2990298471-2379561640-1000\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	f3ac31cb736cc38c45dbc4de6397615b_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 1428 set thread context of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1976 set thread context of 2184	1976	mstwain32.exe	35

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	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	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2348	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe
Token: SeBackupPrivilege	2620	vssvc.exe
Token: SeRestorePrivilege	2620	vssvc.exe
Token: SeAuditPrivilege	2620	vssvc.exe
Token: SeDebugPrivilege	2184	mstwain32.exe
Token: SeDebugPrivilege	2184	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe
1976	mstwain32.exe
2184	mstwain32.exe
2184	mstwain32.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 1428 wrote to memory of 2348	1428	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	30
PID 2348 wrote to memory of 1976	2348	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	34
PID 2348 wrote to memory of 1976	2348	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	34
PID 2348 wrote to memory of 1976	2348	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	34
PID 2348 wrote to memory of 1976	2348	f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe	34
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.exe	35
PID 1976 wrote to memory of 2184	1976	mstwain32.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\f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f3ac31cb736cc38c45dbc4de6397615b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Users\Admin\AppData\Local\Temp\f3ac31cb736cc38c45dbc4de6397615b_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:2348
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.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:1976
  - - C:\Windows\mstwain32.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
      Suspicious use of SetWindowsHookEx
      System policy modification
      PID:2184

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2620

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\mstwain32.exe

Filesize
372KB

MD5
f3ac31cb736cc38c45dbc4de6397615b

SHA1
6113f9936690661249f95aabb2f0dda936f036eb

SHA256
eb7af7aa3fbeaa9cdef6653b2a14dbd89a2bad16d3bf14e00b9d4230691929f6

SHA512
f929e8cd07d7601db801e52e9e8aae4c3ed13c04c7103a44766ea1be8974700c41867f601785430cd34d9cff12f71c3a97a6f5b7d634086e461aaadf2c40aa8d

Download Submit
memory/2184-69-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-70-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-90-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-87-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-56-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-84-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-80-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-62-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-77-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-63-0x00000000004F0000-0x00000000004FE000-memory.dmp

Filesize
56KB

Download
memory/2184-76-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-73-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-72-0x00000000004F0000-0x00000000004FE000-memory.dmp

Filesize
56KB

Download
memory/2184-71-0x0000000000290000-0x0000000000298000-memory.dmp

Filesize
32KB

Download
memory/2184-58-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-57-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-68-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-67-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-66-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2184-65-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-22-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2348-14-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-2-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-33-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-4-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-9-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-20-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-11-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-7-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-21-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-12-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-18-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2348-19-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads