modiloader | 0a14ed135f0a7a7f66cbac5916277eab8b61a66856947e6d2bffa4b2f4ad06d8

General

Target

ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe
Size

228KB
MD5

ef1da631ca2a02a38c1d967542216591
SHA1

d32de8cb8cf56d61e9e340002a4aa03866d88c46
SHA256

0a14ed135f0a7a7f66cbac5916277eab8b61a66856947e6d2bffa4b2f4ad06d8
SHA512

41c105e85919cb4cd3e80b385f05afc34b651284aa5023ab384be7ddf3f142341b97f3e9715ed2660c76a8a1ee5420448c580b8497ea83757b39659dda9dbc85
SSDEEP

6144:AI2lecNsFN11XDiYtkdDVSU3t2OUnXyI45z9X:L2tsB1aVR2nnXyI45z9X

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\System32\\userinit.exe,\"C:\\Users\\Admin\\Favorites\\netservice.exe\"un userinit.exe"	ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe

Modiloader family
modiloader

ModiLoader Second Stage 4 IoCs

resource	yara_rule
behavioral1/memory/2228-2-0x0000000000400000-0x0000000000486000-memory.dmp	modiloader_stage2
behavioral1/memory/2228-11-0x0000000000400000-0x0000000000486000-memory.dmp	modiloader_stage2
behavioral1/memory/1660-13-0x00000000005A0000-0x0000000000624000-memory.dmp	modiloader_stage2
behavioral1/memory/1660-14-0x00000000005A0000-0x0000000000624000-memory.dmp	modiloader_stage2

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\netns\Parameters\ServiceDll = "C:\\Windows\\System32\\sysns.dll"	ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0008000000016c66-8.dat	acprotect

Deletes itself 1 IoCs

pid	Process
2500	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
1660	svchost.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\sysns.dll	ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\sysns.dll	ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000016c66-8.dat	upx
behavioral1/memory/1660-10-0x00000000005A0000-0x0000000000624000-memory.dmp	upx
behavioral1/memory/1660-13-0x00000000005A0000-0x0000000000624000-memory.dmp	upx
behavioral1/memory/1660-14-0x00000000005A0000-0x0000000000624000-memory.dmp	upx

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 3 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	ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2500	2228	ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2500	2228	ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2500	2228	ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2500	2228	ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\ef1da631ca2a02a38c1d967542216591_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2500

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k network
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Indicator Removal

1

T1070

File Deletion

Modify Registry

Credential Access

Discovery

System Information Discovery

1

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:\windows\SysWOW64\sysns.dll

Filesize
191KB

MD5
007fb208b6cde541b9e4f372bb1ad186

SHA1
0f54350aa21ef2935b4d8b62f6c0455ca0d32174

SHA256
84a510265baaaace2dc3b053480299a34b5a8a9f7302788764ee75d4f8b6dc59

SHA512
dfb32a988801905dec5aeb772702dc7467c83c4fd330874990bc742a7177006ba7cac58d855e4b504176d3667badf4ef9535e4d3bde832d6ed8febd9e522e8a3

Download Submit
memory/1660-10-0x00000000005A0000-0x0000000000624000-memory.dmp

Filesize
528KB

Download
memory/1660-13-0x00000000005A0000-0x0000000000624000-memory.dmp

Filesize
528KB

Download
memory/1660-14-0x00000000005A0000-0x0000000000624000-memory.dmp

Filesize
528KB

Download
memory/2228-0-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2228-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2228-2-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2228-11-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads