remcos | e9722e47b29154659d5d5375e4178581d75453a0df167bd1fa46d7c858bcb3e7

Analysis

max time kernel
203s
max time network
228s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13/03/2024, 20:34

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General

Target

Casillero Judicial 033-23.exe
Size

1023.9MB
MD5

a078ef46f19d0903eb96bdda28fdfa5f
SHA1

b869dc11f02cf3ef60ec364303ec3652504827b7
SHA256

4786580292441fc582268def19a871afb425c00dadc9957ffc60a91bc8efea3d
SHA512

a0e1170ca27799d543f0b1ade04eb6c9ff08c71f15c2864331a8845fdcd794a69f55981b9069981cd1c9aabb6ae2e169ad9cc8829e2f24f0f46346be2cd64230
SSDEEP

24576:XbrxReON+KHYrJSpu94SCnGmy89Fsltpv:LfPw943nG789mb

Score

10^/10

remcos volvimoos rat

Malware Config

Extracted

Family

remcos

Botnet

VOLVIMOOS

panypeces.con-ip.com:7770

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-XW8DEF
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2672 set thread context of 1944	2672	Casillero Judicial 033-23.exe	30

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2380	schtasks.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1944	AppLaunch.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 1944	2672	Casillero Judicial 033-23.exe	30
PID 2672 wrote to memory of 2460	2672	Casillero Judicial 033-23.exe	31
PID 2672 wrote to memory of 2460	2672	Casillero Judicial 033-23.exe	31
PID 2672 wrote to memory of 2460	2672	Casillero Judicial 033-23.exe	31
PID 2672 wrote to memory of 2460	2672	Casillero Judicial 033-23.exe	31
PID 2672 wrote to memory of 1296	2672	Casillero Judicial 033-23.exe	33
PID 2672 wrote to memory of 1296	2672	Casillero Judicial 033-23.exe	33
PID 2672 wrote to memory of 1296	2672	Casillero Judicial 033-23.exe	33
PID 2672 wrote to memory of 1296	2672	Casillero Judicial 033-23.exe	33
PID 1296 wrote to memory of 2380	1296	cmd.exe	35
PID 1296 wrote to memory of 2380	1296	cmd.exe	35
PID 1296 wrote to memory of 2380	1296	cmd.exe	35
PID 1296 wrote to memory of 2380	1296	cmd.exe	35
PID 2672 wrote to memory of 1152	2672	Casillero Judicial 033-23.exe	36
PID 2672 wrote to memory of 1152	2672	Casillero Judicial 033-23.exe	36
PID 2672 wrote to memory of 1152	2672	Casillero Judicial 033-23.exe	36
PID 2672 wrote to memory of 1152	2672	Casillero Judicial 033-23.exe	36

C:\Users\Admin\AppData\Local\Temp\Casillero Judicial 033-23.exe
"C:\Users\Admin\AppData\Local\Temp\Casillero Judicial 033-23.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1944
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C mkdir "C:\Users\Admin\AppData\Roaming\AppData"
  2⤵
  PID:2460
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AppData\AppData.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1296
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AppData\AppData.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:2380
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\Casillero Judicial 033-23.exe" "C:\Users\Admin\AppData\Roaming\AppData\AppData.exe"
  2⤵
  PID:1152

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
6e1e1d04755c1eba97a48932767a525a

SHA1
f22d11650fefe812bb960d7c9d532fb2019420b1

SHA256
8d9590b945108c6d65432c116649243ec978ec462f283fd3beb31753eac66c8f

SHA512
2718ee25427ddff7643c3d9899d1ed0c784391d487e4a7a44eae7f77e26c4b2183d2b16090d3e84796da50c1bc79b2adf58b7e117fa3a5b10f22d864a15e9ae2

Download Submit
memory/1944-13-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-36-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-3-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-4-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-5-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-37-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-9-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-11-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-89-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-15-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-17-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1944-19-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-24-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-29-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-30-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-31-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-33-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-34-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-88-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-35-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-7-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-38-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-81-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-44-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-48-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-49-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-80-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-56-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-57-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-64-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-65-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-72-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/1944-73-0x0000000000090000-0x0000000000112000-memory.dmp

Filesize
520KB

Download
memory/2672-1-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-42-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-2-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

Download
memory/2672-0-0x0000000000E00000-0x0000000000E98000-memory.dmp

Filesize
608KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads