remcos | adc69083d0ebafc23b9960b44c46afd7888d08696d7a8823bf416045521e2a75

General

Target

651b0cae664c3d9e1da6d664bac308d3.exe
Size

420KB
MD5

651b0cae664c3d9e1da6d664bac308d3
SHA1

d2bda6cd6753ef92ef069983299b6bd545f7e00c
SHA256

adc69083d0ebafc23b9960b44c46afd7888d08696d7a8823bf416045521e2a75
SHA512

a6581c1bea1ad419bc82e161b17ebc6b4cf77ac0ad985ff4cb45b41706fe738a799834d10695737ea1ac222ef2eec096bd6e93817ec6a216d77d522380742c4c
SSDEEP

6144:59g5p/aJJL7XJAnY7jioSgBK0Ru115xTcYeEknZJJAVAe+:5gUJHX+nOjhBq1j2AWx

Score

10^/10

remcos buddy agilenet persistence rat

Malware Config

Extracted

Family

remcos

Version

2.5.0 Pro

Botnet

Buddy

C2

eastsidepapi.myq-see.com:6996

Attributes

audio_folder
MicRecords
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
Buddy.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
Buddy-PVO134
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Buddy
take_screenshot_option
false
take_screenshot_time
5
take_screenshot_title
wikipedia;solitaire;

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Executes dropped EXE 2 IoCs

Processes:

ftermgr.exeftermgr.exe

pid process

2936 ftermgr.exe
436 ftermgr.exe
Loads dropped DLL 6 IoCs

Processes:

powershell.exeWerFault.exe

pid process

1864 powershell.exe
1772 WerFault.exe
1772 WerFault.exe
1772 WerFault.exe
1772 WerFault.exe
1772 WerFault.exe

pid	process
2936	ftermgr.exe
436	ftermgr.exe

pid	process
1864	powershell.exe
1772	WerFault.exe
1772	WerFault.exe
1772	WerFault.exe
1772	WerFault.exe
1772	WerFault.exe

Obfuscated with Agile.Net obfuscator 2 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/2188-2-0x00000000002F0000-0x0000000000306000-memory.dmp	agile_net
behavioral1/memory/2936-22-0x0000000000450000-0x0000000000466000-memory.dmp	agile_net

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Run\progmfil = "C:\\Windows\\system32\\pcalua.exe -a C:\\Users\\Admin\\AppData\\Local\\ftermgr.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ftermgr.exe

description pid process target process

PID 2936 set thread context of 436 2936 ftermgr.exe ftermgr.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1772 2936 WerFault.exe ftermgr.exe

description	pid	process	target process
PID 2936 set thread context of 436	2936	ftermgr.exe	ftermgr.exe

pid	pid_target	process	target process
1772	2936	WerFault.exe	ftermgr.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

651b0cae664c3d9e1da6d664bac308d3.exepowershell.exeftermgr.exe

pid	process
2188	651b0cae664c3d9e1da6d664bac308d3.exe
2188	651b0cae664c3d9e1da6d664bac308d3.exe
2188	651b0cae664c3d9e1da6d664bac308d3.exe
1864	powershell.exe
1864	powershell.exe
1864	powershell.exe
2936	ftermgr.exe
2936	ftermgr.exe
2936	ftermgr.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

651b0cae664c3d9e1da6d664bac308d3.exepowershell.exeftermgr.exe

description	pid	process
Token: SeDebugPrivilege	2188	651b0cae664c3d9e1da6d664bac308d3.exe
Token: SeDebugPrivilege	1864	powershell.exe
Token: SeDebugPrivilege	2936	ftermgr.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ftermgr.exe

pid process

436 ftermgr.exe

pid	process
436	ftermgr.exe

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

651b0cae664c3d9e1da6d664bac308d3.execmd.exepowershell.exeftermgr.exe

description	pid	process	target process
PID 2188 wrote to memory of 2844	2188	651b0cae664c3d9e1da6d664bac308d3.exe	cmd.exe
PID 2188 wrote to memory of 2844	2188	651b0cae664c3d9e1da6d664bac308d3.exe	cmd.exe
PID 2188 wrote to memory of 2844	2188	651b0cae664c3d9e1da6d664bac308d3.exe	cmd.exe
PID 2188 wrote to memory of 2844	2188	651b0cae664c3d9e1da6d664bac308d3.exe	cmd.exe
PID 2844 wrote to memory of 2716	2844	cmd.exe	reg.exe
PID 2844 wrote to memory of 2716	2844	cmd.exe	reg.exe
PID 2844 wrote to memory of 2716	2844	cmd.exe	reg.exe
PID 2844 wrote to memory of 2716	2844	cmd.exe	reg.exe
PID 2188 wrote to memory of 1864	2188	651b0cae664c3d9e1da6d664bac308d3.exe	powershell.exe
PID 2188 wrote to memory of 1864	2188	651b0cae664c3d9e1da6d664bac308d3.exe	powershell.exe
PID 2188 wrote to memory of 1864	2188	651b0cae664c3d9e1da6d664bac308d3.exe	powershell.exe
PID 2188 wrote to memory of 1864	2188	651b0cae664c3d9e1da6d664bac308d3.exe	powershell.exe
PID 1864 wrote to memory of 2936	1864	powershell.exe	ftermgr.exe
PID 1864 wrote to memory of 2936	1864	powershell.exe	ftermgr.exe
PID 1864 wrote to memory of 2936	1864	powershell.exe	ftermgr.exe
PID 1864 wrote to memory of 2936	1864	powershell.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 436	2936	ftermgr.exe	ftermgr.exe
PID 2936 wrote to memory of 1772	2936	ftermgr.exe	WerFault.exe
PID 2936 wrote to memory of 1772	2936	ftermgr.exe	WerFault.exe
PID 2936 wrote to memory of 1772	2936	ftermgr.exe	WerFault.exe
PID 2936 wrote to memory of 1772	2936	ftermgr.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\651b0cae664c3d9e1da6d664bac308d3.exe
"C:\Users\Admin\AppData\Local\Temp\651b0cae664c3d9e1da6d664bac308d3.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2188

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v progmfil /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Local\ftermgr.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2844

C:\Windows\SysWOW64\reg.exe
REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v progmfil /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Local\ftermgr.exe"
3⤵
- Adds Run key to start application
PID:2716

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process C:\Users\Admin\AppData\Local\ftermgr.exe
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1864

C:\Users\Admin\AppData\Local\ftermgr.exe
"C:\Users\Admin\AppData\Local\ftermgr.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2936

C:\Users\Admin\AppData\Local\ftermgr.exe
"C:\Users\Admin\AppData\Local\ftermgr.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 940
4⤵
- Loads dropped DLL
- Program crash
PID:1772

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\ftermgr.exe
Filesize
420KB

MD5
651b0cae664c3d9e1da6d664bac308d3

SHA1
d2bda6cd6753ef92ef069983299b6bd545f7e00c

SHA256
adc69083d0ebafc23b9960b44c46afd7888d08696d7a8823bf416045521e2a75

SHA512
a6581c1bea1ad419bc82e161b17ebc6b4cf77ac0ad985ff4cb45b41706fe738a799834d10695737ea1ac222ef2eec096bd6e93817ec6a216d77d522380742c4c

Download Submit
\Users\Admin\AppData\Local\ftermgr.exe
Filesize
267KB

MD5
e5b31a1dfe879470f22672ec06bf5991

SHA1
6a906f22e969c017844afca12171e73676a47022

SHA256
422ac7c69e25b9b1a5f533ae228b54fc18b82140392fb2a588a3bc02b07df007

SHA512
6409bcf70efb1252553e22a3ab4d4793de6e631110ca00179e6a5b58b2e9bc0d332fa478d42fa8e57778a13507e36c11edb74d1a265778808fcf8a7ff562c68c

Download Submit
\Users\Admin\AppData\Local\ftermgr.exe
Filesize
354KB

MD5
f99bc5e98fe504eac3c824a0ed7fe9cf

SHA1
9d869d2bcf647517671a2373aa500baa90f1bca9

SHA256
d814bb72781dd565edbdc2bac50d6438cfa0b680dd50518198eb49f49cba66f1

SHA512
612aa512c19e1d56bb1eab3726ead8365e52d03c714244fea77ec2fe445f1f5a580e4e08233a0fd101ca45aa0c2abd95c08d249506cb9cf42fd4991d4a77b41f

Download Submit
memory/436-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/436-50-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-39-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-38-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-35-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-26-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-32-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-28-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-29-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-30-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-42-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/436-31-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1864-21-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/1864-15-0x0000000002750000-0x0000000002790000-memory.dmp

Filesize
256KB

Download
memory/1864-14-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/1864-13-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2188-10-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/2188-4-0x0000000004A40000-0x0000000004A80000-memory.dmp

Filesize
256KB

Download
memory/2188-1-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/2188-2-0x00000000002F0000-0x0000000000306000-memory.dmp

Filesize
88KB

Download
memory/2188-3-0x0000000000370000-0x0000000000378000-memory.dmp

Filesize
32KB

Download
memory/2188-5-0x00000000004B0000-0x00000000004B8000-memory.dmp

Filesize
32KB

Download
memory/2188-6-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/2188-7-0x00000000006A0000-0x00000000006A8000-memory.dmp

Filesize
32KB

Download
memory/2188-0-0x0000000001380000-0x00000000013F0000-memory.dmp

Filesize
448KB

Download
memory/2188-9-0x0000000004A40000-0x0000000004A80000-memory.dmp

Filesize
256KB

Download
memory/2936-19-0x0000000000A30000-0x0000000000AA0000-memory.dmp

Filesize
448KB

Download
memory/2936-20-0x000000006FF70000-0x000000007065E000-memory.dmp

Filesize
6.9MB

Download
memory/2936-22-0x0000000000450000-0x0000000000466000-memory.dmp

Filesize
88KB

Download
memory/2936-25-0x0000000000510000-0x000000000051A000-memory.dmp

Filesize
40KB

Download
memory/2936-23-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

Download
memory/2936-27-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

Download
memory/2936-24-0x000000006FF70000-0x000000007065E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads