remcos | 762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0

General

Target

762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe
Size

914KB
MD5

65a2ae161536afe861d87a96d917e390
SHA1

c08dda60fdbc7b4fc1b85f2c6eee940f6fe404a4
SHA256

762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0
SHA512

ec260c5cf1ff1c1e4693a96cb5816f796941b0e19310d089c483a88ee4758b036f07fa3985193eee88715f51a69211f0ac9404beb7d0e783fa72e2a8804ffdfd
SSDEEP

12288:Ednlt51J9D3Kj/2eD0hTvapNvrMllghG31BkuAsTXsBgshGm0Bb9hkoAx0DFdO2b:G51JN0Jyb0MEhGFONjhGxBbAfqDFdOb

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.3.220.30:2080

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-WOJOLL
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2464 set thread context of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31

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	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31
PID 2464 wrote to memory of 2924	2464	762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe	31

C:\Users\Admin\AppData\Local\Temp\762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe
"C:\Users\Admin\AppData\Local\Temp\762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2464
- C:\Users\Admin\AppData\Local\Temp\762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe
  "C:\Users\Admin\AppData\Local\Temp\762a4639a01830c9e544e323bec65b9704d7639fe699fd7decf049e2c0a1dee0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2924

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/2464-0-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

Filesize
4KB

Download
memory/2464-1-0x0000000000B40000-0x0000000000C2A000-memory.dmp

Filesize
936KB

Download
memory/2464-2-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2464-3-0x00000000002B0000-0x00000000002C2000-memory.dmp

Filesize
72KB

Download
memory/2464-4-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

Filesize
4KB

Download
memory/2464-5-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2464-6-0x0000000005420000-0x00000000054E2000-memory.dmp

Filesize
776KB

Download
memory/2464-23-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2924-10-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-20-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2924-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-12-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-8-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-7-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-24-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-31-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2924-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download

Analysis

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