remcos | 450628b5ab5e84b2b1a7bbdb58477794778964fabc999092150b981db8925e7e

General

Target
S8S8.exe
Size 646KB
Sample260925-qmxt4ss1ay
SHA256 450628b5ab5e84b2b1a7bbdb58477794778964fabc999092150b981db8925e7e
MD5 b201e2370c8b1c012e755dcc4a43c6b9
SHA1 a9306bde4df2f385c714319614788068d94a8b35
SHA512 7059921439e1ae84127f226ccd390156ae253fb8254865ea0e87081e4cb7983eb259f208e3ac12a85bc80d21516f7c8a6cbf88930bc9b0335397a2161087de7a
SSDEEP 12288:7IfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz1:c5GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
TLSH
T16FE46D59A39402F8D0B7C135C982952BE7B27C065571472F03E70E9B2F277A16F3AB26
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

remotehost remcos persistence rat

Malware Config

Extracted

Family

remcos

Version

7.3.1 Pro

Botnet

RemoteHost

C2

tribalwars.top:8080
mb66ax.com:8080
amazinge.io:8080
khuyenmaiqh88.com:8080
qh88.solar:8080
healixai.tech:8080
upakari.in:8080
kuwing.org:8080
edulytic.in:8080
sportius.com.co:8080
kianteb.co:8080
cnbbs8.net:8080
s8.works:8080
hotgirls8.com:8080
mytraffic.com.co:8080
bronkjeans.co:8080
xoso66wins.com:8080
x88.express:8080
pg99.guru:8080
88kbet.buzz:8080
lc88.poker:8080
kolaybet.club:8080
toe.in.net:8080
compute.in.net:8080
s8.onl:8080
qh88.es:8080
e88-ee88.com:8080
79king.to:8080
avbs.in:8080
s666hn.com:443
upakari.in:443
upakari.in:8443
www.upakari.in:443
www.upakari.in:80
upakari.in:80
eodev.org:8080
ww88com.co:8080
aoimichelle.me:8080
uu8833.com:8080
www.uu8833.com:443
www.aoimichelle.me:443
www.ww88com.co:443
www.eodev.org:443

Attributes

audio_folder
MicRecords
audio_path
%Temp%
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
RemoteBotnet.exe
copy_folder
s8
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
fsociety415
mouse_option
false
mutex
Remcos-ZVMBTY
screenshot_crypt
false
screenshot_flag
true
screenshot_folder
Screenshots
screenshot_path
%SystemDrive%
screenshot_time
10
startup_value
take_screenshot_option
true
take_screenshot_time
65
take_screenshot_title
chrome;discord;facebook;telegram;whatsapp;youtube;instagram;tiktok;spotify;netflix;zoom;teams;slack;steam;vlc;coccoc

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
2244	RemoteBotnet.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-1-5-21-4280978039-528710165-233981602-1000\Software\Microsoft\Windows\CurrentVersion\Run\Remcos-ZVMBTY = "\"C:\\ProgramData\\s8\\RemoteBotnet.exe\""	S8S8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Remcos-ZVMBTY = "\"C:\\ProgramData\\s8\\RemoteBotnet.exe\""	S8S8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4280978039-528710165-233981602-1000\Software\Microsoft\Windows\CurrentVersion\Run\Remcos-ZVMBTY = "\"C:\\ProgramData\\s8\\RemoteBotnet.exe\""	RemoteBotnet.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Remcos-ZVMBTY = "\"C:\\ProgramData\\s8\\RemoteBotnet.exe\""	RemoteBotnet.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
2244	RemoteBotnet.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	5056	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	5056	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2244	RemoteBotnet.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2244	RemoteBotnet.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2244	RemoteBotnet.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 2244	4876	S8S8.exe	89

C:\Users\Admin\AppData\Local\Temp\S8S8.exe
"C:\Users\Admin\AppData\Local\Temp\S8S8.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4876
- C:\ProgramData\s8\RemoteBotnet.exe
  "C:\ProgramData\s8\RemoteBotnet.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2244

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x00000000000004AC 0x0000000000000494
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5056

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

logs.dat

Path C:\ProgramData\fsociety415\logs.dat
Size 222B
SHA256 8d245e2236984a38c889c30827a1ef288ca13b96e9b7891f79c57a9f32c18c81
MD5 0d9f9552a65bad023e46d9406564883b
SHA1 e24415b96dcbc31ced3c9babdcde01d47d58ce68
SHA512 8a432326e1e7885df329f8cfbe5cd8892a301287d9efc62552e00915290ce044881abeaefaa8baf43cf2d50dd4c8cf7903e4b5d4b29c11e909b1cffd91a272ca
TLSH
T109D0122F2FE5157776B3D55B98F30536A970B9700039D44C21E2438C19B160975407EB
MD5 SHA1 SHA512 TLSH

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RemoteBotnet.exe

Path C:\ProgramData\s8\RemoteBotnet.exe
Size 646KB
SHA256 450628b5ab5e84b2b1a7bbdb58477794778964fabc999092150b981db8925e7e
MD5 b201e2370c8b1c012e755dcc4a43c6b9
SHA1 a9306bde4df2f385c714319614788068d94a8b35
SHA512 7059921439e1ae84127f226ccd390156ae253fb8254865ea0e87081e4cb7983eb259f208e3ac12a85bc80d21516f7c8a6cbf88930bc9b0335397a2161087de7a
SSDEEP 12288:7IfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz1:c5GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
TLSH
T16FE46D59A39402F8D0B7C135C982952BE7B27C065571472F03E70E9B2F277A16F3AB26
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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