remcos | 78a855be6a92027bfe71c2172aa557f27f1b9ac5f9fad53d64ee9c0a5017205f

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2024 15:00

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General

Target

d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe
Size

108KB
MD5

d68e044badc9c98a5158754e47637d7f
SHA1

84001b0e266acca2306815f530ff0e82ed9559e1
SHA256

78a855be6a92027bfe71c2172aa557f27f1b9ac5f9fad53d64ee9c0a5017205f
SHA512

498dc5582f6fe0fd3157312e03e41609410b8bec6fe4b58a5353ed908bbb98f3161ef1cc193af994131a84f61c74594f6fb06adedd9e0bd06477d7298d8d6b54
SSDEEP

3072:eFNUcekHxRkuHxSWMDUajQJf/p/itxBCBpEzImXnbvHI+zIcrCrp5:eHUcLxRkuRSWMDUaGf/p/sxWpEzImXbK

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Version

2.0.5 Pro

Botnet

RemoteHost

79.172.242.28:2404

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
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
Remcos-6PPTSU
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

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 1660 set thread context of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1660 wrote to memory of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83
PID 1660 wrote to memory of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83
PID 1660 wrote to memory of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83
PID 1660 wrote to memory of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83
PID 1660 wrote to memory of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83
PID 1660 wrote to memory of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83
PID 1660 wrote to memory of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83
PID 1660 wrote to memory of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83
PID 1660 wrote to memory of 1648	1660	d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d68e044badc9c98a5158754e47637d7f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1660
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  PID:1648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1648-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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