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 2056 set thread context of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34

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 6 IoCs

pid	Process
2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2476	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 2780	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	31
PID 2056 wrote to memory of 2780	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	31
PID 2056 wrote to memory of 2780	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	31
PID 2056 wrote to memory of 2780	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	31
PID 2056 wrote to memory of 2964	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	32
PID 2056 wrote to memory of 2964	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	32
PID 2056 wrote to memory of 2964	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	32
PID 2056 wrote to memory of 2964	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	32
PID 2056 wrote to memory of 2244	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	33
PID 2056 wrote to memory of 2244	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	33
PID 2056 wrote to memory of 2244	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	33
PID 2056 wrote to memory of 2244	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	33
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34
PID 2056 wrote to memory of 2476	2056	cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe	34

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:2056
- C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
  "C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe"
  2⤵
  PID:2780
- C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
  "C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe"
  2⤵
  PID:2964
- C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe
  "C:\Users\Admin\AppData\Local\Temp\cabe0b1ae75f4661dae3b0ebee4b586e1124619fb58fdca9d08c1f04ded7cc78.exe"
  2⤵
  PID:2244
- 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:2476

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

Replay Monitor

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Downloads

C:\ProgramData\ios\logs.dat

Filesize
144B

MD5
76ee5542a89f696cb2e22cd01e0ebb8b

SHA1
7830018cef0270695f9c0b9af3071f4a47badd98

SHA256
5b1d717e49b46c62475bdea23752465e568a7279c57b349a2f90c0217a32c17f

SHA512
5d24cf8d06bbfb5f4719fa35562275cdc8615c301dc49938f494a7ef5177603b07051b0d6afb842c50f3f75d423f4cfce64c67bcda2c9e53886fd4c8b5cf8e90

Download Submit
memory/2056-27-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2056-1-0x0000000000120000-0x000000000021E000-memory.dmp

Filesize
1016KB

Download
memory/2056-2-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2056-3-0x00000000005E0000-0x00000000005F8000-memory.dmp

Filesize
96KB

Download
memory/2056-4-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2056-5-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2056-6-0x0000000007790000-0x0000000007850000-memory.dmp

Filesize
768KB

Download
memory/2056-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2476-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-10-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2476-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-51-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-52-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-57-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-59-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-64-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-65-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

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