remcos | cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78

General

Target

cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
Size

992KB
MD5

c3ac004c7b0c371881c4736e73c1e123
SHA1

ebe824a67a5c6c53d52571efaa009f593256342f
SHA256

cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78
SHA512

761aa1d214c94345f5de90f63261afa5ed13f11e96b54837b26edd31755fe4191fbcefca55487948e41ba66efbfa4b224143f6633c7cdabefa5fcc7f544eaa9e
SSDEEP

12288:9BIR4R52J+Xt/AiAOBSKtyO9UU0XGq7hoYbAlm7INZKcLwqIciOs4WOMgf4A4Hto:9BIeeBE4rO9UFo4AM7gwqVs4Wqf4dI

Score

10^/10

remcos oyo discovery rat

Malware Config

Extracted

Family

remcos

Botnet

oyo

C2

oyo.work.gd:3174

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
vlc
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
keylog_crypt
true
keylog_file
logs.dat
keylog_flag
false
keylog_folder
ios
mouse_option
false
mutex
gig-A6WSUR
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
sos
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1752 set thread context of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88

System Location Discovery: System Language Discovery 1 TTPs 2 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	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1696	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 3632	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	87
PID 1752 wrote to memory of 3632	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	87
PID 1752 wrote to memory of 3632	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	87
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88
PID 1752 wrote to memory of 1696	1752	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	88

C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
"C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
  "C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe"
  2⤵
  PID:3632
- C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
  "C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\ios\logs.dat

Filesize
144B

MD5
fae7247783cdd910ad6e583618850fb6

SHA1
86a66b731db4c973e9bab598937310a386c6cc3a

SHA256
827c69bcc3152b2eb48675e36491589c353099bfb18970a3fb05af6435570795

SHA512
61f4c30656d1270dd3d044c9079895e2d51342faada95d9d01f38658637165e774acd384d2d0fff636f17428073cd061e8c4bc5d505e7528f17dff6c9669a7ca

Download Submit
memory/1696-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-28-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-53-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-27-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-17-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1696-54-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1752-7-0x000000007535E000-0x000000007535F000-memory.dmp

Filesize
4KB

Download
memory/1752-15-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/1752-10-0x0000000006A90000-0x0000000006B2C000-memory.dmp

Filesize
624KB

Download
memory/1752-9-0x00000000094F0000-0x00000000095B0000-memory.dmp

Filesize
768KB

Download
memory/1752-8-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/1752-0-0x000000007535E000-0x000000007535F000-memory.dmp

Filesize
4KB

Download
memory/1752-6-0x0000000007D90000-0x0000000007DA8000-memory.dmp

Filesize
96KB

Download
memory/1752-5-0x0000000005220000-0x000000000522A000-memory.dmp

Filesize
40KB

Download
memory/1752-4-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/1752-3-0x0000000007C40000-0x0000000007CD2000-memory.dmp

Filesize
584KB

Download
memory/1752-2-0x00000000081F0000-0x0000000008794000-memory.dmp

Filesize
5.6MB

Download
memory/1752-1-0x0000000000CA0000-0x0000000000D9E000-memory.dmp

Filesize
1016KB

Download

Analysis

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