modiloader | ae28321888cc6214ceb5bbeb42ed2d37a38e3f2316f25076506b70fc9fd1a59f

Analysis

max time kernel
143s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 09:54

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General

Target

JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe
Size

256KB
MD5

03b9671be7d36d355c365e01b91c4ec6
SHA1

7b3a1acdee78ab20271757218166319b13def4f4
SHA256

ae28321888cc6214ceb5bbeb42ed2d37a38e3f2316f25076506b70fc9fd1a59f
SHA512

eba21e8975c3d9ee45221e8ed309ab29ce88872ad664026db8e01888b92954471f9594f0d552e9e632bf54a5afd02b763961d47e70ddf0e0660099af531fba52
SSDEEP

3072:r2Ut9IeAwf0RMEIVTpfEIEdaVo8TcWky4w6Y6J69fa8ew5vG8cXJ4OSqAy2IYjYl:r7tfqixJaQ37XqlTL4mLHZBWpnCUbQf

Score

10^/10

modiloader defense_evasion discovery persistence trojan upx

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

defense_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/1780-13-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1780-12-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1780-24-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-39-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-41-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-40-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-49-0x0000000076490000-0x0000000076580000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-50-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-51-0x0000000076490000-0x0000000076580000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-52-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-56-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-59-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-62-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-65-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-69-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-72-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-75-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-78-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-81-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-84-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-87-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2976-90-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1192	mstwain32.exe
2976	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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.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 768 set thread context of 1780	768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	30
PID 1192 set thread context of 2976	1192	mstwain32.exe	35

UPX packed file 28 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1780-5-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1780-8-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1780-10-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1780-4-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1780-11-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1780-13-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1780-12-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1780-24-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-39-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-38-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-37-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-41-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-40-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-50-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-51-0x0000000076490000-0x0000000076580000-memory.dmp	upx
behavioral1/memory/2976-52-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-56-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-59-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-62-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-65-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-69-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-72-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-75-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-78-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-81-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-84-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-87-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2976-90-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe
File opened for modification	C:\Windows\mstwain32.exe	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.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	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.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	1780	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe
Token: SeBackupPrivilege	2336	vssvc.exe
Token: SeRestorePrivilege	2336	vssvc.exe
Token: SeAuditPrivilege	2336	vssvc.exe
Token: SeDebugPrivilege	2976	mstwain32.exe
Token: SeDebugPrivilege	2976	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe
1192	mstwain32.exe
2976	mstwain32.exe
2976	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 768 wrote to memory of 1780	768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	30
PID 768 wrote to memory of 1780	768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	30
PID 768 wrote to memory of 1780	768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	30
PID 768 wrote to memory of 1780	768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	30
PID 768 wrote to memory of 1780	768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	30
PID 768 wrote to memory of 1780	768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	30
PID 768 wrote to memory of 1780	768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	30
PID 768 wrote to memory of 1780	768	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	30
PID 1780 wrote to memory of 1192	1780	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	34
PID 1780 wrote to memory of 1192	1780	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	34
PID 1780 wrote to memory of 1192	1780	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	34
PID 1780 wrote to memory of 1192	1780	JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe	34
PID 1192 wrote to memory of 2976	1192	mstwain32.exe	35
PID 1192 wrote to memory of 2976	1192	mstwain32.exe	35
PID 1192 wrote to memory of 2976	1192	mstwain32.exe	35
PID 1192 wrote to memory of 2976	1192	mstwain32.exe	35
PID 1192 wrote to memory of 2976	1192	mstwain32.exe	35
PID 1192 wrote to memory of 2976	1192	mstwain32.exe	35
PID 1192 wrote to memory of 2976	1192	mstwain32.exe	35
PID 1192 wrote to memory of 2976	1192	mstwain32.exe	35

System policy modification 1 TTPs 1 IoCs

defense_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\JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:768
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.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:1780
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.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:1192
  - - C:\Windows\mstwain32.exe
      \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03b9671be7d36d355c365e01b91c4ec6.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:2976

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2336

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
256KB

MD5
03b9671be7d36d355c365e01b91c4ec6

SHA1
7b3a1acdee78ab20271757218166319b13def4f4

SHA256
ae28321888cc6214ceb5bbeb42ed2d37a38e3f2316f25076506b70fc9fd1a59f

SHA512
eba21e8975c3d9ee45221e8ed309ab29ce88872ad664026db8e01888b92954471f9594f0d552e9e632bf54a5afd02b763961d47e70ddf0e0660099af531fba52

Download Submit
memory/1780-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1780-5-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1780-8-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1780-10-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1780-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1780-2-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1780-11-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1780-13-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1780-12-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1780-24-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-49-0x0000000076490000-0x0000000076580000-memory.dmp

Filesize
960KB

Download
memory/2976-54-0x0000000001E00000-0x0000000001E0E000-memory.dmp

Filesize
56KB

Download
memory/2976-37-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-41-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-45-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2976-40-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-46-0x0000000001E00000-0x0000000001E0E000-memory.dmp

Filesize
56KB

Download
memory/2976-39-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-48-0x00000000764A0000-0x00000000764A1000-memory.dmp

Filesize
4KB

Download
memory/2976-50-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-51-0x0000000076490000-0x0000000076580000-memory.dmp

Filesize
960KB

Download
memory/2976-53-0x0000000000390000-0x0000000000398000-memory.dmp

Filesize
32KB

Download
memory/2976-52-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-38-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-55-0x0000000076490000-0x0000000076580000-memory.dmp

Filesize
960KB

Download
memory/2976-56-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-62-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-69-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-72-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-75-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-78-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-81-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-84-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-87-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2976-90-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads