remcos | fdd56eff190fb7974b5432cafd9f0071049c37c853f229ffb69400e9687f49ab

Analysis

max time kernel
149s
max time network
144s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22/07/2024, 03:02

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General

Target

MalwareBazaar.exe
Size

1.3MB
MD5

f3dcd81603a7b53421fcedce515a7c80
SHA1

6f5e15a2415801651cbe54b63eeaddd7df07ab45
SHA256

fdd56eff190fb7974b5432cafd9f0071049c37c853f229ffb69400e9687f49ab
SHA512

f5e969de331afee0b3bed2a58d5159d95c9bbe93eb419980fe061cdcac8de94cc4dfcdd917951c9b6af0003f58f737f7716884472b1fb11a334af78073f51220
SSDEEP

24576:fAHnh+eWsN3skA4RV1Hom2KXMmHaRJKismWzPkXLPsvfOo/LwJ5:Ch+ZkldoPK8YaRlEbk7Psvf4

Score

10^/10

remcos ranko7 rat

Malware Config

Extracted

Family

remcos

Botnet

Ranko7

kennyremcosbelintourismedleonline.gleeze.com:7027

Attributes

audio_folder
MicRecords
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
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-OEVWWH
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nouses.vbs	nouses.exe

Executes dropped EXE 1 IoCs

pid	Process
2192	nouses.exe

Loads dropped DLL 1 IoCs

pid	Process
2384	MalwareBazaar.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0008000000019369-12.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2192 set thread context of 2724	2192	nouses.exe	31

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2192	nouses.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2192	2384	MalwareBazaar.exe	30
PID 2384 wrote to memory of 2192	2384	MalwareBazaar.exe	30
PID 2384 wrote to memory of 2192	2384	MalwareBazaar.exe	30
PID 2384 wrote to memory of 2192	2384	MalwareBazaar.exe	30
PID 2192 wrote to memory of 2724	2192	nouses.exe	31
PID 2192 wrote to memory of 2724	2192	nouses.exe	31
PID 2192 wrote to memory of 2724	2192	nouses.exe	31
PID 2192 wrote to memory of 2724	2192	nouses.exe	31
PID 2192 wrote to memory of 2724	2192	nouses.exe	31

C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\caprone\nouses.exe
  "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2192
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
    3⤵
    PID:2724

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\caprone\nouses.exe

Filesize
1.3MB

MD5
f3dcd81603a7b53421fcedce515a7c80

SHA1
6f5e15a2415801651cbe54b63eeaddd7df07ab45

SHA256
fdd56eff190fb7974b5432cafd9f0071049c37c853f229ffb69400e9687f49ab

SHA512
f5e969de331afee0b3bed2a58d5159d95c9bbe93eb419980fe061cdcac8de94cc4dfcdd917951c9b6af0003f58f737f7716884472b1fb11a334af78073f51220

Download Submit
memory/2384-10-0x00000000000A0000-0x00000000000A4000-memory.dmp

Filesize
16KB

Download
memory/2724-38-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-40-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-36-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-37-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-39-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-43-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-44-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-45-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-48-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download