remcos | 930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006

General

Target

930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe
Size

1.1MB
MD5

2ad6b435964c1607e848b2cbde8885ee
SHA1

0800c4b079b6277aa86f434b78175da72366de3f
SHA256

930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006
SHA512

396712fb2b67afbf351b4d655a4ea63c7266c7dce28db7890df4c60e262295ca31fbd6baf8bc86e25f88ced4d547177edd6d0c7a020818cf020d8dbed1b1f6f4
SSDEEP

24576:PjvV3Mn2jgnuHsOzj4j85M1hUQDAxzJX4YH:PjV8BusOzj4jGM1aK4FX

Score

10^/10

remcos bin discovery rat

Malware Config

Extracted

Family

remcos

Botnet

bin

C2

cjmancool.dynamic-dns.net:3764

Attributes

audio_folder
MicRecords
audio_record_time
5
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
false
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-GAT2GZ
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
Remcos family
remcos

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2164 set thread context of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29

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	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe
2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe
2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29
PID 2164 wrote to memory of 3052	2164	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	29

C:\Users\Admin\AppData\Local\Temp\930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe
"C:\Users\Admin\AppData\Local\Temp\930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3052

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

memory/2164-0-0x000000007437E000-0x000000007437F000-memory.dmp

Filesize
4KB

Download
memory/2164-1-0x0000000000EE0000-0x0000000000FFE000-memory.dmp

Filesize
1.1MB

Download
memory/2164-2-0x0000000000370000-0x00000000003B2000-memory.dmp

Filesize
264KB

Download
memory/2164-3-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2164-4-0x000000007437E000-0x000000007437F000-memory.dmp

Filesize
4KB

Download
memory/2164-5-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2164-6-0x0000000000610000-0x000000000062A000-memory.dmp

Filesize
104KB

Download
memory/2164-7-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/2164-28-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/3052-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3052-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-10-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-27-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-31-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3052-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

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