modiloader | 05257d83ea8501048478df2595e292339f0c532c15d991846e948f9bece64161

General

Target

c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe
Size

71KB
MD5

c4f1a3907d5a4b99b6e9e1cf929ed7fb
SHA1

0950ec1e9470cb58371038086d6fea7fce3c9af6
SHA256

05257d83ea8501048478df2595e292339f0c532c15d991846e948f9bece64161
SHA512

723f2abf51d19a08dfca5c56a5a1251d5ef5e510d5059cbea56ba7fca5d98a15f537e95c6dee3a98039f1a001f85e335544cdd85059748a4b5c9888be9418616
SSDEEP

1536:N9qSmMABU5i7fG3U9HA4p2d1WF+De/y99RR9+HRO8:zqSmMAffG3iHA4pI7D6y/ARO

Score

10^/10

modiloader 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 = "userinit.exe,C:\\Windows\\apocalyps32.exe"	apocalyps32.exe

Modiloader family
modiloader

ModiLoader Second Stage 15 IoCs

resource	yara_rule
behavioral1/memory/2616-8-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-23-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-25-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-26-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-27-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-28-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-29-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-30-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-31-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-32-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-33-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-34-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-35-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-36-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2
behavioral1/memory/1160-37-0x0000000030000000-0x0000000030035000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
1160	apocalyps32.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\apocalyps32 = "C:\\Windows\\apocalyps32.exe"	apocalyps32.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2616-0-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/2616-8-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-9-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/files/0x000e0000000122e4-6.dat	upx
behavioral1/memory/1160-23-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-25-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-26-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-27-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-28-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-29-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-30-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-31-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-32-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-33-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-34-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-35-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-36-0x0000000030000000-0x0000000030035000-memory.dmp	upx
behavioral1/memory/1160-37-0x0000000030000000-0x0000000030035000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apocalyps32.exe	c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe
File opened for modification	C:\Windows\apocalyps32.exe	c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	apocalyps32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1160	apocalyps32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1160	apocalyps32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 1160	2616	c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe	31
PID 2616 wrote to memory of 1160	2616	c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe	31
PID 2616 wrote to memory of 1160	2616	c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe	31
PID 2616 wrote to memory of 1160	2616	c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe	31
PID 1160 wrote to memory of 1220	1160	apocalyps32.exe	21
PID 1160 wrote to memory of 1220	1160	apocalyps32.exe	21
PID 1160 wrote to memory of 1220	1160	apocalyps32.exe	21
PID 1160 wrote to memory of 1220	1160	apocalyps32.exe	21
PID 1160 wrote to memory of 1220	1160	apocalyps32.exe	21
PID 1160 wrote to memory of 1220	1160	apocalyps32.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1220
- C:\Users\Admin\AppData\Local\Temp\c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c4f1a3907d5a4b99b6e9e1cf929ed7fb_JaffaCakes118.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Windows\apocalyps32.exe
    -bs
    3⤵
    - Modifies WinLogon for persistence
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1160

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

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\apocalyps32.exe

Filesize
71KB

MD5
c4f1a3907d5a4b99b6e9e1cf929ed7fb

SHA1
0950ec1e9470cb58371038086d6fea7fce3c9af6

SHA256
05257d83ea8501048478df2595e292339f0c532c15d991846e948f9bece64161

SHA512
723f2abf51d19a08dfca5c56a5a1251d5ef5e510d5059cbea56ba7fca5d98a15f537e95c6dee3a98039f1a001f85e335544cdd85059748a4b5c9888be9418616

Download Submit
memory/1160-31-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-33-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-29-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-30-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-23-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-25-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-26-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-27-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-37-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-28-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-36-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-35-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-32-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-9-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1160-34-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/1220-10-0x00000000024B0000-0x00000000024B1000-memory.dmp

Filesize
4KB

Download
memory/2616-0-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download
memory/2616-8-0x0000000030000000-0x0000000030035000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads