remcos | 98479f2d5e3f5147ddd504bcc7bd1a2b0a3b06ff5525f313a55ce81efc67fc28

General

Target

e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
Size

1.1MB
MD5

d9b3775511c7538a73dfeaab0073b4b6
SHA1

e3a64adc43c5c5c0bfc725344407433b4b497fa9
SHA256

98479f2d5e3f5147ddd504bcc7bd1a2b0a3b06ff5525f313a55ce81efc67fc28
SHA512

6b685246032b7c4a09f4df63dbc1282dfdd9822911744d9b9bcb4b135139a7a25b7d0daf30fd0b62b254ede16d010dbd18e8a8adef384bcfa11400a4605e6969
SSDEEP

24576:QOwgbq09TF+lmP8iZ1P/wvDcm9puPYxsJ4gb:HrdDAvFYQsqgb

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

51.75.209.245:2404

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-CMFPLR
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2040 set thread context of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
892	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
1448	powershell.exe
1620	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
Token: SeDebugPrivilege	1620	powershell.exe
Token: SeDebugPrivilege	1448	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1796	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 1620	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	28
PID 2040 wrote to memory of 1620	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	28
PID 2040 wrote to memory of 1620	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	28
PID 2040 wrote to memory of 1620	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	28
PID 2040 wrote to memory of 1448	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	30
PID 2040 wrote to memory of 1448	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	30
PID 2040 wrote to memory of 1448	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	30
PID 2040 wrote to memory of 1448	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	30
PID 2040 wrote to memory of 892	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	31
PID 2040 wrote to memory of 892	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	31
PID 2040 wrote to memory of 892	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	31
PID 2040 wrote to memory of 892	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	31
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34
PID 2040 wrote to memory of 1796	2040	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	34

C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
"C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1620
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oCfQiTZ.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1448
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oCfQiTZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC0A2.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:892
- C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
  "C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC0A2.tmp

Filesize
1KB

MD5
09ed65df7f73598b7a1d81f8330f2eb9

SHA1
57f33d4e5d69d77326877cbc3db15bfe4e0fc72f

SHA256
df4d1bcaa3f33dec04bef92b7ea652dbdaad7e087cff1a827495635c75418fb3

SHA512
401ec25877fa0df4b6a9cbd90b6e80875be91cdb568dad79bba6153ca2ff6aeddea6b6937ea09970b560e8b8c39a7897a8cd145f68a70f5df60cb4671b38ebba

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
b6da0b66dd635ed7974140965aa8dff2

SHA1
ac246c64ce4a444c204f4952cbd882bdca3bbd54

SHA256
b8028a2cdf5867ed8328b86e2e30ad748274b3d3bde19740ad5b33f17d8cbbdb

SHA512
63eb668ff983b557dadf824d2d14279ea6e8de9e0aa439a99337fb258d3b26ce7077a65b153461b44bc3f5413ee4e871496d46fd1a74e0cfa14b1f2427a7b057

Download Submit
memory/1448-88-0x000000006EF40000-0x000000006F4EB000-memory.dmp

Filesize
5.7MB

Download
memory/1448-67-0x000000006EF40000-0x000000006F4EB000-memory.dmp

Filesize
5.7MB

Download
memory/1620-87-0x000000006EF40000-0x000000006F4EB000-memory.dmp

Filesize
5.7MB

Download
memory/1620-68-0x000000006EF40000-0x000000006F4EB000-memory.dmp

Filesize
5.7MB

Download
memory/1796-70-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-89-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-86-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-69-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-85-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-72-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-74-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-75-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-76-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-77-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-79-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1796-81-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2040-58-0x0000000008190000-0x000000000825C000-memory.dmp

Filesize
816KB

Download
memory/2040-54-0x0000000000DA0000-0x0000000000EC8000-memory.dmp

Filesize
1.2MB

Download
memory/2040-57-0x0000000000370000-0x000000000037A000-memory.dmp

Filesize
40KB

Download
memory/2040-56-0x0000000000340000-0x0000000000350000-memory.dmp

Filesize
64KB

Download
memory/2040-55-0x0000000076041000-0x0000000076043000-memory.dmp

Filesize
8KB

Download
memory/2040-66-0x00000000083E0000-0x0000000008476000-memory.dmp

Filesize
600KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads