remcos | 4ff54bc771dc97403996794c50ded1a97b000c3f6eeff64afe3d049735e6bcdc

Analysis

max time kernel
151s
max time network
155s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11/10/2023, 17:53

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General

Target

SecuriteInfo.com.Win32.PWSX-gen.17695.exe
Size

863KB
MD5

62304ab9ea09befcc17d78857c685533
SHA1

989d919493942e6da3809bf8c8c95945627797fe
SHA256

4ff54bc771dc97403996794c50ded1a97b000c3f6eeff64afe3d049735e6bcdc
SHA512

9e29ac63d6e9d260265126ab11e4ea6d2283f1ed34d1bfad76f4fec6e45cddd1574f5e046edc0811976bee3f15059c365deec07f0f9509e4505871d0272bc28b
SSDEEP

12288:RUgkR5725KtZs1L1fG+fzdX3mJwQlC6sDwhyxLU1KUT55/swI2J7Z3nFxecfSNcg:RUanF1e+bdXK1IegUbEwIoXmcB+yi1

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

167.114.189.33:2404

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-7ZDF66
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 2788 set thread context of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36

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

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/Job

T1053

pid	Process
2224	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
2624	powershell.exe
2504	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe
Token: SeDebugPrivilege	2504	powershell.exe
Token: SeDebugPrivilege	2624	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1488	SecuriteInfo.com.Win32.PWSX-gen.17695.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2788 wrote to memory of 2624	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	30
PID 2788 wrote to memory of 2624	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	30
PID 2788 wrote to memory of 2624	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	30
PID 2788 wrote to memory of 2624	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	30
PID 2788 wrote to memory of 2504	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	32
PID 2788 wrote to memory of 2504	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	32
PID 2788 wrote to memory of 2504	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	32
PID 2788 wrote to memory of 2504	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	32
PID 2788 wrote to memory of 2224	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	34
PID 2788 wrote to memory of 2224	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	34
PID 2788 wrote to memory of 2224	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	34
PID 2788 wrote to memory of 2224	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	34
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36
PID 2788 wrote to memory of 1488	2788	SecuriteInfo.com.Win32.PWSX-gen.17695.exe	36

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17695.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17695.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2788
- 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\SecuriteInfo.com.Win32.PWSX-gen.17695.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2624
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\afUoHw.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2504
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\afUoHw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2A8A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2224
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17695.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17695.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
4da8476193edc0c6cd8b82d6503d6620

SHA1
9a888cfbeaf9a426664b259680d07575898f8882

SHA256
840c95c9985552c3e304935ac790bb026f421c50e71c148216bcbefed1d095b8

SHA512
706848cb9b268f71cdc7fa5184aec81b0617f10fa70102ecc97f42ed359ff5a1e761c7b2589207dc4090187319612228f208503c693ff3886728264acdbd8d65

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2A8A.tmp

Filesize
1KB

MD5
0dff90d3307377066b92ae610634fe6c

SHA1
52b6d38be14d539a1d3ff624319f9e037ecf653e

SHA256
ef96e6506f45716d3c8b38e0450b9274f4ef0b1d5d39f7de6bd8bee1f88a6b7e

SHA512
8e62eb444f789fcac65d6f0b6b492ce27a45836a47cf8ee3a716568c453158a12dbfc7945fbbc24d14698f80b021f86c3a7f63c4db7c1a91b0a7983455005c2e

Download Submit
memory/1488-42-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-34-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1488-73-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-72-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-62-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-57-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-58-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-18-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-20-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-22-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-24-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-26-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-28-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-45-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-32-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-54-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-36-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-52-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-39-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-40-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-50-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-43-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-51-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-49-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/1488-30-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2504-55-0x000000006EBF0000-0x000000006F19B000-memory.dmp

Filesize
5.7MB

Download
memory/2504-48-0x000000006EBF0000-0x000000006F19B000-memory.dmp

Filesize
5.7MB

Download
memory/2504-44-0x000000006EBF0000-0x000000006F19B000-memory.dmp

Filesize
5.7MB

Download
memory/2504-64-0x000000006EBF0000-0x000000006F19B000-memory.dmp

Filesize
5.7MB

Download
memory/2504-60-0x00000000025C0000-0x0000000002600000-memory.dmp

Filesize
256KB

Download
memory/2504-61-0x000000006EBF0000-0x000000006F19B000-memory.dmp

Filesize
5.7MB

Download
memory/2504-47-0x00000000025C0000-0x0000000002600000-memory.dmp

Filesize
256KB

Download
memory/2624-65-0x000000006EBF0000-0x000000006F19B000-memory.dmp

Filesize
5.7MB

Download
memory/2624-46-0x000000006EBF0000-0x000000006F19B000-memory.dmp

Filesize
5.7MB

Download
memory/2624-59-0x000000006EBF0000-0x000000006F19B000-memory.dmp

Filesize
5.7MB

Download
memory/2624-63-0x0000000002720000-0x0000000002760000-memory.dmp

Filesize
256KB

Download
memory/2788-2-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/2788-7-0x0000000005870000-0x0000000005928000-memory.dmp

Filesize
736KB

Download
memory/2788-38-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/2788-6-0x00000000002B0000-0x00000000002BC000-memory.dmp

Filesize
48KB

Download
memory/2788-0-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/2788-3-0x00000000002C0000-0x0000000000300000-memory.dmp

Filesize
256KB

Download
memory/2788-1-0x00000000008F0000-0x00000000009CE000-memory.dmp

Filesize
888KB

Download
memory/2788-5-0x0000000000250000-0x0000000000260000-memory.dmp

Filesize
64KB

Download
memory/2788-4-0x00000000002C0000-0x0000000000300000-memory.dmp

Filesize
256KB

Download