modiloader | 5508d3fe5c41c4dec4a7570f0d60af3b6ba8cb9251ee1eae91e8fc061c3f58ef

General

Target
IMG_8100034200035389923.exe
Size 779KB
Sample220125-nxbcrafccm
SHA256 5508d3fe5c41c4dec4a7570f0d60af3b6ba8cb9251ee1eae91e8fc061c3f58ef
MD5 c69fdd6ab6ec38f6caa4254fc0160e2d
SHA1 a0cc76173c576dc1ce58a81649df71a8165d99ba
SHA512 e31064aea87cbaa59f89f8b0bfc5d6a7b7474771f17354223e9b11e4c600558345f2a3ae371ee7d223773d87237ea0a932db8a6993dadb868977c726bb795c75
MD5 SHA1 SHA512

Score

10^/10

modiloader remcos remotehost persistence rat trojan

Malware Config

Extracted

Family

remcos

Version

3.3.2 Pro

Botnet

RemoteHost

C2

proprapra90.ddns.net:8810
storeyman7109.duckdns.org:8810

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
morethan-CJ2X2C
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

ModiLoader First Stage 1 IoCs

resource	yara_rule
behavioral1/memory/952-56-0x0000000001DB0000-0x0000000001DCB000-memory.dmp	modiloader_stage1

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-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\Lvughbdemq = "C:\\Users\\Admin\\Contacts\\qmedbhguvL.url"	IMG_8100034200035389923.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29
PID 952 wrote to memory of 1896	952	IMG_8100034200035389923.exe	29

C:\Users\Admin\AppData\Local\Temp\IMG_8100034200035389923.exe
"C:\Users\Admin\AppData\Local\Temp\IMG_8100034200035389923.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:952
- C:\Windows\SysWOW64\logagent.exe
  C:\Windows\System32\logagent.exe
  2⤵
  PID:1896

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/952-54-0x0000000075B51000-0x0000000075B53000-memory.dmp

Download

memory/952-56-0x0000000001DB0000-0x0000000001DCB000-memory.dmp

Download

memory/952-59-0x00000000003A0000-0x00000000003A1000-memory.dmp

Download

memory/1896-70-0x0000000000080000-0x0000000000081000-memory.dmp

Download

memory/1896-80-0x0000000072600000-0x000000007267E000-memory.dmp

Download

memory/1896-85-0x00000000000C0000-0x00000000000C1000-memory.dmp

Download

memory/1896-84-0x0000000000080000-0x0000000000081000-memory.dmp

Download

memory/1896-86-0x00000000001E0000-0x00000000001E1000-memory.dmp

Download

memory/1896-87-0x0000000072600000-0x000000007267E000-memory.dmp

Download

memory/1896-88-0x0000000000400000-0x000000000047B000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads