modiloader | fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6

Analysis

max time kernel
141s
max time network
142s
platform
windows10_x64
resource
win10v200722
submitted
19/10/2020, 09:53

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General

Target
fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6.exe
Size 1.2MB
Sample201019-3j7xadbdt2
SHA256 fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6
MD5 c60aa6ca33dc49630ed8139d80d94d9d
SHA1 33f678a5a83d4b3a22fb86a7cb81ae1dfdc8c8d5
SHA512 b9b755b72c747444cb766299413461c68f2af4c46dedc330b86f90edf6622de6b0983ff18cb81ad615ceed23ef8bbab1e678347b82c8763bc8c09c19e436c231
MD5 SHA1 SHA512

Score

10^/10

bootkit persistence spyware trojan modiloader

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

ModiLoader First Stage 3 IoCs

resource	yara_rule
behavioral2/memory/516-16-0x0000000000400000-0x000000000044D000-memory.dmp	modiloader_stage1
behavioral2/memory/516-17-0x0000000000438AB8-mapping.dmp	modiloader_stage1
behavioral2/memory/516-19-0x0000000000400000-0x000000000044D000-memory.dmp	modiloader_stage1

Executes dropped EXE 3 IoCs

pid	Process
2528	services.com
2532	services.com
516	ipconfig.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\frokslam.url	services.com

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1067

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	ipconfig.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2532 set thread context of 516	2532	services.com	86

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command-Line Interface

T1059

pid	Process
516	ipconfig.exe

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
3784	PING.EXE
3172	PING.EXE

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2532	services.com

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 560 wrote to memory of 3980	560	fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6.exe	72
PID 560 wrote to memory of 3980	560	fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6.exe	72
PID 560 wrote to memory of 3980	560	fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6.exe	72
PID 560 wrote to memory of 3936	560	fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6.exe	74
PID 560 wrote to memory of 3936	560	fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6.exe	74
PID 560 wrote to memory of 3936	560	fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6.exe	74
PID 3936 wrote to memory of 3480	3936	cmd.exe	76
PID 3936 wrote to memory of 3480	3936	cmd.exe	76
PID 3936 wrote to memory of 3480	3936	cmd.exe	76
PID 3480 wrote to memory of 3784	3480	cmd.exe	77
PID 3480 wrote to memory of 3784	3480	cmd.exe	77
PID 3480 wrote to memory of 3784	3480	cmd.exe	77
PID 3480 wrote to memory of 2556	3480	cmd.exe	78
PID 3480 wrote to memory of 2556	3480	cmd.exe	78
PID 3480 wrote to memory of 2556	3480	cmd.exe	78
PID 3480 wrote to memory of 2528	3480	cmd.exe	79
PID 3480 wrote to memory of 2528	3480	cmd.exe	79
PID 3480 wrote to memory of 2528	3480	cmd.exe	79
PID 3480 wrote to memory of 3172	3480	cmd.exe	80
PID 3480 wrote to memory of 3172	3480	cmd.exe	80
PID 3480 wrote to memory of 3172	3480	cmd.exe	80
PID 2528 wrote to memory of 2532	2528	services.com	81
PID 2528 wrote to memory of 2532	2528	services.com	81
PID 2528 wrote to memory of 2532	2528	services.com	81
PID 2532 wrote to memory of 516	2532	services.com	86
PID 2532 wrote to memory of 516	2532	services.com	86
PID 2532 wrote to memory of 516	2532	services.com	86
PID 2532 wrote to memory of 516	2532	services.com	86

C:\Users\Admin\AppData\Local\Temp\fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6.exe
"C:\Users\Admin\AppData\Local\Temp\fdec7bb225d252d1a257304a2e8dd58aa5ef1828f9ac653924c4e54bf71725a6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:560
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c echo SXXiZolV
  2⤵
  PID:3980
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd < DIlxuVHxsoth.com
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3936
- - C:\Windows\SysWOW64\cmd.exe
    cmd
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3480
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 1 fEK.MYs
      4⤵
      Runs ping.exe
      PID:3784
  - - C:\Windows\SysWOW64\certutil.exe
      certutil -decode WnRNlEkWhayNY.com R
      4⤵
      PID:2556
  - - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\services.com
      services.com R
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:2528
    - - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\services.com
        
        C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\services.com R
        5⤵
        Executes dropped EXE
        Drops startup file
        Suspicious use of SetThreadContext
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:2532
      - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\ipconfig.exe
        
        C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\ipconfig.exe
        6⤵
        Executes dropped EXE
        Writes to the Master Boot Record (MBR)
        Gathers network information
        
        PID:516
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1 -n 30
      4⤵
      Runs ping.exe
      PID:3172

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

T1059

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/516-16-0x0000000000400000-0x000000000044D000-memory.dmp

Download

memory/516-19-0x0000000000400000-0x000000000044D000-memory.dmp