modiloader | d164c7ce3856705552a7dcd91f577c12162d5eb522153e33e91f86536cac5fb2

Analysis

max time kernel
117s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2023 10:30

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General

Target

Fpopgapwdcgvxn.exe
Size

2.3MB
MD5

072d323c28e7ba4d63eb7df9894f33c9
SHA1

cf6a2b1ba98bf303e93b4070919ec1cd30262377
SHA256

d164c7ce3856705552a7dcd91f577c12162d5eb522153e33e91f86536cac5fb2
SHA512

348e888f90e8582be54acc4c39d9531ec333a3f9deb5c7cc1c4d6dbf2cc094cbb744438d87d6d3a2357d2e2be7141412744287249b465eb39217a3f0cffb0a23
SSDEEP

49152:UkQzWGa8pH8yc0/wU2lpe63ZrxKrVEbRIqiPt415Fehg1mQ5C:UNqGa8pcyV/wjpdZrxEVEtI14xqn

Score

10^/10

modiloader persistence trojan

Malware Config

Signatures

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

ModiLoader Second Stage 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1712-2-0x0000000003130000-0x0000000004130000-memory.dmp	modiloader_stage2

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Fpopgapwdcgvxn.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Telragab = "C:\\Users\\Public\\Telragab.url"	Fpopgapwdcgvxn.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4364 1712 WerFault.exe Fpopgapwdcgvxn.exe

pid	pid_target	process	target process
4364	1712	WerFault.exe	Fpopgapwdcgvxn.exe

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	35	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	37	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Fpopgapwdcgvxn.exe

pid process

1712 Fpopgapwdcgvxn.exe
1712 Fpopgapwdcgvxn.exe

pid	process
1712	Fpopgapwdcgvxn.exe
1712	Fpopgapwdcgvxn.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Fpopgapwdcgvxn.exe

description	pid	process	target process
PID 1712 wrote to memory of 3340	1712	Fpopgapwdcgvxn.exe	colorcpl.exe
PID 1712 wrote to memory of 3340	1712	Fpopgapwdcgvxn.exe	colorcpl.exe
PID 1712 wrote to memory of 3340	1712	Fpopgapwdcgvxn.exe	colorcpl.exe

C:\Users\Admin\AppData\Local\Temp\Fpopgapwdcgvxn.exe
"C:\Users\Admin\AppData\Local\Temp\Fpopgapwdcgvxn.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1712

C:\Windows\SysWOW64\colorcpl.exe
C:\Windows\System32\colorcpl.exe
2⤵
PID:3340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 1804
2⤵
- Program crash
PID:4364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1712 -ip 1712
1⤵
PID:3540

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

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1712-0-0x0000000002510000-0x0000000002511000-memory.dmp

Filesize
4KB

Download
memory/1712-1-0x0000000003130000-0x0000000004130000-memory.dmp

Filesize
16.0MB

Download
memory/1712-2-0x0000000003130000-0x0000000004130000-memory.dmp

Filesize
16.0MB

Download
memory/1712-4-0x0000000000400000-0x0000000000651000-memory.dmp

Filesize
2.3MB

Download