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

2192 ftermgr.exe
2044 ftermgr.exe
Loads dropped DLL 6 IoCs

Processes:

powershell.exeWerFault.exe

pid process

1016 powershell.exe
2056 WerFault.exe
2056 WerFault.exe
2056 WerFault.exe
2056 WerFault.exe
2056 WerFault.exe

pid	process
2192	ftermgr.exe
2044	ftermgr.exe

pid	process
1016	powershell.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe
2056	WerFault.exe

Obfuscated with Agile.Net obfuscator 3 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/2520-2-0x00000000003F0000-0x0000000000406000-memory.dmp	agile_net
behavioral1/memory/2192-22-0x00000000001E0000-0x00000000001F6000-memory.dmp	agile_net
behavioral1/memory/2192-23-0x0000000004830000-0x0000000004870000-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-1-5-21-3601492379-692465709-652514833-1000\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 2192 set thread context of 2044 2192 ftermgr.exe ftermgr.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2056 2192 WerFault.exe ftermgr.exe

description	pid	process	target process
PID 2192 set thread context of 2044	2192	ftermgr.exe	ftermgr.exe

pid	pid_target	process	target process
2056	2192	WerFault.exe	ftermgr.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

651b0cae664c3d9e1da6d664bac308d3.exepowershell.exeftermgr.exe

pid	process
2520	651b0cae664c3d9e1da6d664bac308d3.exe
2520	651b0cae664c3d9e1da6d664bac308d3.exe
2520	651b0cae664c3d9e1da6d664bac308d3.exe
1016	powershell.exe
1016	powershell.exe
2192	ftermgr.exe
2192	ftermgr.exe
2192	ftermgr.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

651b0cae664c3d9e1da6d664bac308d3.exepowershell.exeftermgr.exe

description	pid	process
Token: SeDebugPrivilege	2520	651b0cae664c3d9e1da6d664bac308d3.exe
Token: SeDebugPrivilege	1016	powershell.exe
Token: SeDebugPrivilege	2192	ftermgr.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ftermgr.exe

pid process

2044 ftermgr.exe

pid	process
2044	ftermgr.exe

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

651b0cae664c3d9e1da6d664bac308d3.execmd.exepowershell.exeftermgr.exe

description	pid	process	target process
PID 2520 wrote to memory of 2804	2520	651b0cae664c3d9e1da6d664bac308d3.exe	cmd.exe
PID 2520 wrote to memory of 2804	2520	651b0cae664c3d9e1da6d664bac308d3.exe	cmd.exe
PID 2520 wrote to memory of 2804	2520	651b0cae664c3d9e1da6d664bac308d3.exe	cmd.exe
PID 2520 wrote to memory of 2804	2520	651b0cae664c3d9e1da6d664bac308d3.exe	cmd.exe
PID 2804 wrote to memory of 2884	2804	cmd.exe	reg.exe
PID 2804 wrote to memory of 2884	2804	cmd.exe	reg.exe
PID 2804 wrote to memory of 2884	2804	cmd.exe	reg.exe
PID 2804 wrote to memory of 2884	2804	cmd.exe	reg.exe
PID 2520 wrote to memory of 1016	2520	651b0cae664c3d9e1da6d664bac308d3.exe	powershell.exe
PID 2520 wrote to memory of 1016	2520	651b0cae664c3d9e1da6d664bac308d3.exe	powershell.exe
PID 2520 wrote to memory of 1016	2520	651b0cae664c3d9e1da6d664bac308d3.exe	powershell.exe
PID 2520 wrote to memory of 1016	2520	651b0cae664c3d9e1da6d664bac308d3.exe	powershell.exe
PID 1016 wrote to memory of 2192	1016	powershell.exe	ftermgr.exe
PID 1016 wrote to memory of 2192	1016	powershell.exe	ftermgr.exe
PID 1016 wrote to memory of 2192	1016	powershell.exe	ftermgr.exe
PID 1016 wrote to memory of 2192	1016	powershell.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2044	2192	ftermgr.exe	ftermgr.exe
PID 2192 wrote to memory of 2056	2192	ftermgr.exe	WerFault.exe
PID 2192 wrote to memory of 2056	2192	ftermgr.exe	WerFault.exe
PID 2192 wrote to memory of 2056	2192	ftermgr.exe	WerFault.exe
PID 2192 wrote to memory of 2056	2192	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:2520

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:2804

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:1016

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:2192

C:\Users\Admin\AppData\Local\ftermgr.exe
"C:\Users\Admin\AppData\Local\ftermgr.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 928
4⤵
- Loads dropped DLL
- Program crash
PID:2056

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"
1⤵
- Adds Run key to start application
PID:2884

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

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Downloads

C:\Users\Admin\AppData\Local\ftermgr.exe
Filesize
92KB

MD5
995b26dbd2e5ce5aca31bad8d9ffbc8e

SHA1
1453592fb56dda39283038b576c7eeb694e84cf4

SHA256
86f3edf5c90efb8f2838c32abe7f41ab25eee37b4c2e7b659be8171a292b126e

SHA512
01ea7051d7fd4cd366893bc5ca6affb92dad85535700e7b3bee6725921d96d32811d079a8479d5cd6c9f9d1921a3cf60107df44b79ae373241180b859074e018

Download Submit
\Users\Admin\AppData\Local\ftermgr.exe
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/1016-13-0x00000000744C0000-0x0000000074A6B000-memory.dmp

Filesize
5.7MB

Download
memory/1016-20-0x00000000744C0000-0x0000000074A6B000-memory.dmp

Filesize
5.7MB

Download
memory/1016-14-0x00000000744C0000-0x0000000074A6B000-memory.dmp

Filesize
5.7MB

Download
memory/1016-15-0x0000000002D90000-0x0000000002DD0000-memory.dmp

Filesize
256KB

Download
memory/2044-33-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-26-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-53-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-41-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-44-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-49-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-40-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-37-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-35-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2044-34-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-32-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-31-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2044-29-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2192-22-0x00000000001E0000-0x00000000001F6000-memory.dmp

Filesize
88KB

Download
memory/2192-19-0x0000000000BD0000-0x0000000000C40000-memory.dmp

Filesize
448KB

Download
memory/2192-25-0x0000000000460000-0x000000000046A000-memory.dmp

Filesize
40KB

Download
memory/2192-23-0x0000000004830000-0x0000000004870000-memory.dmp

Filesize
256KB

Download
memory/2192-28-0x0000000004830000-0x0000000004870000-memory.dmp

Filesize
256KB

Download
memory/2192-21-0x00000000704B0000-0x0000000070B9E000-memory.dmp

Filesize
6.9MB

Download
memory/2192-24-0x00000000704B0000-0x0000000070B9E000-memory.dmp

Filesize
6.9MB

Download
memory/2520-3-0x0000000000570000-0x0000000000578000-memory.dmp

Filesize
32KB

Download
memory/2520-0-0x00000000001C0000-0x0000000000230000-memory.dmp

Filesize
448KB

Download
memory/2520-1-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/2520-7-0x0000000001FF0000-0x0000000001FF8000-memory.dmp

Filesize
32KB

Download
memory/2520-2-0x00000000003F0000-0x0000000000406000-memory.dmp

Filesize
88KB

Download
memory/2520-4-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download
memory/2520-5-0x0000000000820000-0x0000000000828000-memory.dmp

Filesize
32KB

Download
memory/2520-6-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/2520-10-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/2520-9-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads