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 1840 set thread context of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89

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
1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe
1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe
1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89
PID 1840 wrote to memory of 1080	1840	930fdedab0dcc5bbd3a1ab3e50a3675e4ba0823b601ca2b9602b92657b1de006.exe	89

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:1840
- 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:1080

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/1080-13-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-17-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1080-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1840-5-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1840-7-0x0000000005790000-0x000000000579A000-memory.dmp

Filesize
40KB

Download
memory/1840-11-0x0000000007720000-0x000000000773A000-memory.dmp

Filesize
104KB

Download
memory/1840-10-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1840-9-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1840-18-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1840-8-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1840-12-0x0000000007740000-0x0000000007746000-memory.dmp

Filesize
24KB

Download
memory/1840-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1840-6-0x0000000005210000-0x0000000005252000-memory.dmp

Filesize
264KB

Download
memory/1840-4-0x0000000005350000-0x00000000053EC000-memory.dmp

Filesize
624KB

Download
memory/1840-3-0x00000000052B0000-0x0000000005342000-memory.dmp

Filesize
584KB

Download
memory/1840-2-0x00000000057C0000-0x0000000005D64000-memory.dmp

Filesize
5.6MB

Download
memory/1840-1-0x0000000000BD0000-0x0000000000CEE000-memory.dmp

Filesize
1.1MB

Download

Analysis

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