modiloader | 05cbf177e25c8ffe879437b0f5add370b358f0a8a0451b6bfc8bb3d8f2813e3a

Analysis

max time kernel
187s
max time network
196s
platform
windows10-2004_x64
resource
win10v2004-20220331-en
submitted
01/04/2022, 12:53

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General

Target
Waybill.exe
Size 939KB
Sample220401-p4lyhabdb7
SHA256 05cbf177e25c8ffe879437b0f5add370b358f0a8a0451b6bfc8bb3d8f2813e3a
MD5 04630e2256c8182388128e0e970edf87
SHA1 07ab5a7709ad3aee12768b514558831406c6b5e1
SHA512 aa69537aab08abdb51af76e3e236a64d08a2fc52006ccd800c05087857a7a8a8b7ee19b972589719f9eb4378379a36a2c46d09ac30e45fa902e8b8d47261940b
MD5 SHA1 SHA512

Score

10^/10

modiloader remcos remotehost persistence rat trojan

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

flexyval01.hopto.org:2404
flexyval02.hopto.org:2404
flexyval03.hopto.org:2404
flexyval04.hopto.org:2404
flexyval06.hopto.org:2404
flexyval05.hopto.org:2404
flexyval07.hopto.org:2404

Attributes

audio_folder
MicRecords
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
Gallery-48ATE6
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Remcos
take_screenshot_option
false
take_screenshot_time
5
take_screenshot_title
notepad;solitaire;

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1082102374-1487407228-1886994731-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Enjfqep = "C:\\Users\\Public\\Libraries\\peqfjnE.url"	Waybill.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75
PID 864 wrote to memory of 4888	864	Waybill.exe	75

C:\Users\Admin\AppData\Local\Temp\Waybill.exe
"C:\Users\Admin\AppData\Local\Temp\Waybill.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:864
- C:\Windows\SysWOW64\logagent.exe
  C:\Windows\System32\logagent.exe
  2⤵
  PID:4888

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4888-126-0x0000000010590000-0x000000001060D000-memory.dmp

Download

memory/4888-127-0x0000000000400000-0x000000000047A000-memory.dmp