remcos | 2e368631139e75aa6cce30aef3ccdfe59dc2131a7f5166fa5b0e36c969eb5ada

General

Target

215dc8f3f75f1d67d9b6fcec09cb4d00.exe
Size

888KB
MD5

215dc8f3f75f1d67d9b6fcec09cb4d00
SHA1

b78ba4e1350b1173b1a2457209993f439fa7e199
SHA256

2e368631139e75aa6cce30aef3ccdfe59dc2131a7f5166fa5b0e36c969eb5ada
SHA512

2a094dd055eedbe761e7da1b7eb44e1a4da04eb79a44bbb7b003a6bc31dadd90deb9cee2e101e55dfba72a700681557cc032547e8bea40f6c0bec2fd418e2ede
SSDEEP

24576:R6SNOGucnCSGYVWX54fKQ7ov6pASCDvHKfpket/0Ms20:kyOPE4WoTQa6pA97HqeeC

Score

10^/10

remcos buddy collection rat spyware stealer

Malware Config

Extracted

Family

remcos

Botnet

BUDDY

C2

192.210.201.57:52499

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-LMLI87
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

NirSoft MailPassView 2 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral1/memory/2232-58-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/2232-70-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 2 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral1/memory/2436-50-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/2436-67-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Nirsoft 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2436-50-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2232-58-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/2276-61-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2276-62-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2436-67-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2232-70-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

215dc8f3f75f1d67d9b6fcec09cb4d00.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	215dc8f3f75f1d67d9b6fcec09cb4d00.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

215dc8f3f75f1d67d9b6fcec09cb4d00.exe215dc8f3f75f1d67d9b6fcec09cb4d00.exe

description	pid	process	target process
PID 2088 set thread context of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 set thread context of 2436	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 set thread context of 2232	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 set thread context of 2276	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

215dc8f3f75f1d67d9b6fcec09cb4d00.exe

pid process

2436 215dc8f3f75f1d67d9b6fcec09cb4d00.exe
2436 215dc8f3f75f1d67d9b6fcec09cb4d00.exe

pid	process
2436	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
2436	215dc8f3f75f1d67d9b6fcec09cb4d00.exe

Suspicious behavior: MapViewOfSection 4 IoCs

Processes:

215dc8f3f75f1d67d9b6fcec09cb4d00.exe

pid	process
2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

215dc8f3f75f1d67d9b6fcec09cb4d00.exe

description pid process

Token: SeDebugPrivilege 2276 215dc8f3f75f1d67d9b6fcec09cb4d00.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

215dc8f3f75f1d67d9b6fcec09cb4d00.exe

pid process

2492 215dc8f3f75f1d67d9b6fcec09cb4d00.exe

description	pid	process
Token: SeDebugPrivilege	2276	215dc8f3f75f1d67d9b6fcec09cb4d00.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

215dc8f3f75f1d67d9b6fcec09cb4d00.exe215dc8f3f75f1d67d9b6fcec09cb4d00.exe

C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe
"C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2088

C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe
"C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2492

C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe
C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe /stext "C:\Users\Admin\AppData\Local\Temp\wxcayjup"
3⤵
PID:2796

C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe
C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe /stext "C:\Users\Admin\AppData\Local\Temp\wxcayjup"
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:2436

C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe
C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe /stext "C:\Users\Admin\AppData\Local\Temp\hriszbfqwua"
3⤵
- Accesses Microsoft Outlook accounts
PID:2232

C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe
C:\Users\Admin\AppData\Local\Temp\215dc8f3f75f1d67d9b6fcec09cb4d00.exe /stext "C:\Users\Admin\AppData\Local\Temp\jtnlauykscsyny"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2276

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\ProgramData\remcos\logs.dat
Filesize
144B

MD5
f67a3617508eb764c67a98c94e1e3466

SHA1
dd25eca7063da27246d2837f5a288d2697f05308

SHA256
ce2707f8cae346a827b23909b9c6a87de80f1a7f61091e8e6f119521f074bf2f

SHA512
5e7eb588ed2be2158289d8496b1751952def691f8ab59dfeb46b2caca15673acabf058f62e52894815031a0f8c945f7680a4dd55716380c2cd3728c3a38bfa9c

Download Submit
C:\Users\Admin\AppData\Local\Temp\wxcayjup
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/2088-3-0x00000000003E0000-0x00000000003F4000-memory.dmp

Filesize
80KB

Download
memory/2088-0-0x0000000000B70000-0x0000000000C54000-memory.dmp

Filesize
912KB

Download
memory/2088-4-0x0000000000550000-0x000000000055A000-memory.dmp

Filesize
40KB

Download
memory/2088-5-0x0000000000560000-0x000000000056C000-memory.dmp

Filesize
48KB

Download
memory/2088-6-0x0000000005060000-0x0000000005120000-memory.dmp

Filesize
768KB

Download
memory/2088-2-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

Filesize
256KB

Download
memory/2088-1-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2088-28-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2232-70-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2232-48-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2232-55-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2232-58-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2276-60-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2276-59-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2276-61-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2276-54-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2276-62-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2436-41-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2436-50-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2436-67-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2436-47-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2436-43-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2492-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-37-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-38-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-40-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-27-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2492-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-36-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-71-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2492-74-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2492-75-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2492-77-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2492-76-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-78-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2492-81-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-7-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-85-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-86-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-93-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-94-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-101-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-102-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-109-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2492-110-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download

description	pid	process	target process
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2088 wrote to memory of 2492	2088	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2796	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2796	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2796	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2796	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2436	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2436	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2436	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2436	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2436	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2232	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2232	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2232	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2232	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2232	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2276	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2276	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2276	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2276	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe
PID 2492 wrote to memory of 2276	2492	215dc8f3f75f1d67d9b6fcec09cb4d00.exe	215dc8f3f75f1d67d9b6fcec09cb4d00.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads