remcos | 85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec

General

Target
85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec.exe
Size 645KB
Sample260916-y9hmpsdh32
SHA256 85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec
MD5 2786fedc1385136f95b7a8b0b78236c4
SHA1 a082194d24d2899b2aea065d152ce36831e97f28
SHA512 2cc3ee56a13f181028ac7b738968bd6d269fd9ef65d48c0a90a9e0856c9a4a975f4bd0930e0f8d466bf27b9843d094397f97a5c914ac64b3e3814032d85055a8
SSDEEP 12288:NIfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDze:C5GXkH4nnwitNfuq9wgs3y3V5vgNyo34
TLSH
T174E46D59A39402F8D0B7C135C982952BE7B2BC065571472F03E70E9B2F276A16F3EB16
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

tele@engineer_at_meta remcos persistence rat

Malware Config

Extracted

Family

remcos

Version

7.3.1 Pro

Botnet

tele@engineer_at_meta

C2

daksh.in.net:443
appgo88.company:443
33win.com:443
liman3d.com:443
hay88.london:443
nohu90.com:443
ee88-com.asia:443
digitalwala.in.net:443
u888d9.com:443
jinyazhou888.net:443
yakuza88.co:443
jilicasinos.net:443
imo88slot.co:443
106nk88.com:443
c2.106nk88.com:8080
c2.imo88slot.co:8080
c2.jilicasinos.net:8080
c2.yakuza88.co:8080
c2.jinyazhou888.net:8080
c2.u888d9.com:8080
c2.digitalwala.in.net:8080
c2.ee88-com.asia:8080
c2.nohu90.com:8080
c2.hay88.london:8080
c2.liman3d.com:8080
c2.33win.com:8080
c2.appgo88.company:8080
c2.daksh.in.net:8080

Attributes

audio_folder
MicRecords
audio_path
ApplicationPath
audio_record_time
1
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
true
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-89PTYG
screenshot_crypt
false
screenshot_flag
true
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
1
startup_value
take_screenshot_option
true
take_screenshot_time
5

Signatures

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

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\	remcos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Rmc-89PTYG = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\	85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Rmc-89PTYG = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec.exe

Executes dropped EXE 1 IoCs

pid	Process
4664	remcos.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-650287814-2715975232-1279715623-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-89PTYG = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-89PTYG = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-650287814-2715975232-1279715623-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-89PTYG = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-89PTYG = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4664	remcos.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2060	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2060	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4664	remcos.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4664	remcos.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 4664	1636	85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec.exe	87

C:\Users\Admin\AppData\Local\Temp\85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec.exe
"C:\Users\Admin\AppData\Local\Temp\85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec.exe"
1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1636
- C:\ProgramData\Remcos\remcos.exe
  "C:\ProgramData\Remcos\remcos.exe"
  2⤵
  - Adds policy Run key to start application
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:4664

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x0000000000000498 0x00000000000004A4
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2060

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

remcos.exe

Path C:\ProgramData\Remcos\remcos.exe
Size 645KB
SHA256 85f51767401274692db0e0ac2224cb952e709c9b80d8665567da41e86a8175ec
MD5 2786fedc1385136f95b7a8b0b78236c4
SHA1 a082194d24d2899b2aea065d152ce36831e97f28
SHA512 2cc3ee56a13f181028ac7b738968bd6d269fd9ef65d48c0a90a9e0856c9a4a975f4bd0930e0f8d466bf27b9843d094397f97a5c914ac64b3e3814032d85055a8
SSDEEP 12288:NIfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDze:C5GXkH4nnwitNfuq9wgs3y3V5vgNyo34
TLSH
T174E46D59A39402F8D0B7C135C982952BE7B2BC065571472F03E70E9B2F276A16F3EB16
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads