remcos | 3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107

General

Target

3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe
Size

1.0MB
MD5

7fe018f1ac6f074fd5a74b86b648fe89
SHA1

0d405ba0d3f97295896a4564769b34d113e80182
SHA256

3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107
SHA512

5516f9260f5d2250b45840a3f31841195e63f29db2b88ca983d3eea66d46a0fcbdec1d0be40e37e551a670dc7054f9bce9f1f0e84faf9afed30e7d16b54642b9
SSDEEP

24576:TjNsRGMg+QMoW6n+hNl1qbXqmAz08A3zptDAKuHdUnPplW:TBsF4m12afzVADptDluHaPp4

Score

10^/10

remcos ood discovery rat

Malware Config

Extracted

Family

remcos

Botnet

ood

C2

goody.work.gd:4173

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-R8G1B2
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 1756 set thread context of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.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	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2768	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31
PID 1756 wrote to memory of 2768	1756	3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe	31

C:\Users\Admin\AppData\Local\Temp\3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe
"C:\Users\Admin\AppData\Local\Temp\3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Users\Admin\AppData\Local\Temp\3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe
  "C:\Users\Admin\AppData\Local\Temp\3297af6764c68ce4111b414146e8cc50847af73dc806ed2594d8ec841dc6b107.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2768

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
f96b06ed4e1ad62c5fc74fcf1056751e

SHA1
c0848f14ac091a1746eb34904d0bb299565f8ce1

SHA256
83544031e167e4ec9f8d85bf733713d3297e4bd5ce14bb5912eab8909c5991dc

SHA512
724c9b149a46d92e7e50938c54c75234c4929a16f85610141c222d959839ce01839711d85326d498bee3c8c92527caf6b73340ec240d282e6173c773f4238f8b

Download Submit
memory/1756-0-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/1756-1-0x0000000001040000-0x000000000114A000-memory.dmp

Filesize
1.0MB

Download
memory/1756-2-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1756-3-0x0000000000430000-0x000000000044E000-memory.dmp

Filesize
120KB

Download
memory/1756-4-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/1756-5-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1756-6-0x0000000005DA0000-0x0000000005E60000-memory.dmp

Filesize
768KB

Download
memory/1756-30-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2768-10-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-17-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-13-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2768-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-31-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-44-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-52-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-51-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-59-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2768-60-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

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