remcos | 6a3aa7d5ab777a2824d7d312dfd49e0b03e30959a9219e7f782860d2d8b9a12c

Analysis

max time kernel
152s
max time network
152s
platform
windows10_x64
resource
win10-en
submitted
08/09/2021, 10:51

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General

Target
Confirmarea comenzii noi-4019,pdf.exe
Size 814KB
Sample210908-mxtnnaech8
SHA256 6a3aa7d5ab777a2824d7d312dfd49e0b03e30959a9219e7f782860d2d8b9a12c
MD5 ed28e948aff5b8daeef4b11bf757d82f
SHA1 fd95a6b9074c9b4b572c295ead2edea85b37aa51
SHA512 2567aa9e301309897bfa2e3e6d56c5f6aced023a5eb61b24a1bf0fe235ec301dcd7e0f8ab25138f4b35274f7229de3b8494c45437526435a19073c1e11b5a443
MD5 SHA1 SHA512

Score

10^/10

remcos able god persistence rat

Malware Config

Extracted

Family

remcos

Version

3.1.5 Pro

Botnet

ABLE GOD

ongod4ever.ddns.net:5652

Attributes

audio_folder
MicRecords
audio_path
%AppData%
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
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
Remcos-8VTGWT
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
take_screenshot_title
notepad;solitaire;

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Gmpvlhf = "C:\\Users\\Public\\Libraries\\fhlvpmG.url"	Confirmarea comenzii noi-4019,pdf.exe

Modifies registry key 1 TTPs 3 IoCs

Modify Registry

T1112

pid	Process
3708	reg.exe
1812	reg.exe
3348	reg.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 3860	3176	Confirmarea comenzii noi-4019,pdf.exe	79
PID 3176 wrote to memory of 1168	3176	Confirmarea comenzii noi-4019,pdf.exe	80
PID 3176 wrote to memory of 1168	3176	Confirmarea comenzii noi-4019,pdf.exe	80
PID 3176 wrote to memory of 1168	3176	Confirmarea comenzii noi-4019,pdf.exe	80
PID 1168 wrote to memory of 2184	1168	cmd.exe	82
PID 1168 wrote to memory of 2184	1168	cmd.exe	82
PID 1168 wrote to memory of 2184	1168	cmd.exe	82
PID 2184 wrote to memory of 3708	2184	cmd.exe	84
PID 2184 wrote to memory of 3708	2184	cmd.exe	84
PID 2184 wrote to memory of 3708	2184	cmd.exe	84
PID 2184 wrote to memory of 1812	2184	cmd.exe	85
PID 2184 wrote to memory of 1812	2184	cmd.exe	85
PID 2184 wrote to memory of 1812	2184	cmd.exe	85
PID 2184 wrote to memory of 1888	2184	cmd.exe	86
PID 2184 wrote to memory of 1888	2184	cmd.exe	86
PID 2184 wrote to memory of 1888	2184	cmd.exe	86
PID 3176 wrote to memory of 3488	3176	Confirmarea comenzii noi-4019,pdf.exe	87
PID 3176 wrote to memory of 3488	3176	Confirmarea comenzii noi-4019,pdf.exe	87
PID 3176 wrote to memory of 3488	3176	Confirmarea comenzii noi-4019,pdf.exe	87
PID 3488 wrote to memory of 3348	3488	cmd.exe	89
PID 3488 wrote to memory of 3348	3488	cmd.exe	89
PID 3488 wrote to memory of 3348	3488	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\Confirmarea comenzii noi-4019,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmarea comenzii noi-4019,pdf.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3176
- C:\Windows\SysWOW64\logagent.exe
  C:\Windows\System32\logagent.exe
  2⤵
  PID:3860
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Trast.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1168
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /K C:\Users\Public\UKO.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2184
  - - C:\Windows\SysWOW64\reg.exe
      reg delete hkcu\Environment /v windir /f
      4⤵
      Modifies registry key
      PID:3708
  - - C:\Windows\SysWOW64\reg.exe
      reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM "
      4⤵
      Modifies registry key
      PID:1812
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
      4⤵
      PID:1888
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Public\nest.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3488
- - C:\Windows\SysWOW64\reg.exe
    reg delete hkcu\Environment /v windir /f
    3⤵
    - Modifies registry key
    PID:3348

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3176-115-0x0000000000950000-0x0000000000951000-memory.dmp

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memory/3860-128-0x00000000009F0000-0x00000000009F1000-memory.dmp

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memory/3860-127-0x0000000000990000-0x0000000000991000-memory.dmp

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memory/3860-129-0x0000000010590000-0x000000001060C000-memory.dmp

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memory/3860-130-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/3860-131-0x00000000008D0000-0x00000000008D1000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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