remcos | 61248c209119bd790c6ad906dd9d12e7a03455c2b2f6e4b7d1432aed6ae92439

General

Target

QUOTATION 21 11 2020.exe
Size

906KB
MD5

be2f5670427369fb1d7bf50e32e60f06
SHA1

88412c7f107c686619ec61cec8662861744e455d
SHA256

61248c209119bd790c6ad906dd9d12e7a03455c2b2f6e4b7d1432aed6ae92439
SHA512

d556aebfb5e9d6225ef2d5e08e6ce7310e40895bf9b08f38df95e1a96e4cc4a01f0d087cacddbb3e067abc8b5296b11793ce6ae77dc48f4a924754bd06f71ef8

Score

10^/10

remcos rat spyware

Malware Config

Extracted

Family

remcos

C2

185.140.53.197:1011

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 3 IoCs

Processes:

QUOTATION 21 11 2020.exevbc.exe

description	pid	process	target process
PID 3636 set thread context of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3888 set thread context of 984	3888	vbc.exe	vbc.exe
PID 3888 set thread context of 1524	3888	vbc.exe	vbc.exe

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
T1053

Processes:

schtasks.exe

pid process

208 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

vbc.exe

pid process

984 vbc.exe
984 vbc.exe
984 vbc.exe
984 vbc.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid process

3888 vbc.exe

pid	process
208	schtasks.exe

pid	process
984	vbc.exe
984	vbc.exe
984	vbc.exe
984	vbc.exe

pid	process
3888	vbc.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

QUOTATION 21 11 2020.exevbc.exe

description	pid	process	target process
PID 3636 wrote to memory of 208	3636	QUOTATION 21 11 2020.exe	schtasks.exe
PID 3636 wrote to memory of 208	3636	QUOTATION 21 11 2020.exe	schtasks.exe
PID 3636 wrote to memory of 208	3636	QUOTATION 21 11 2020.exe	schtasks.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3636 wrote to memory of 3888	3636	QUOTATION 21 11 2020.exe	vbc.exe
PID 3888 wrote to memory of 984	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 984	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 984	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 984	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 984	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 984	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 984	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 984	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 3464	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 3464	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 3464	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 1524	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 1524	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 1524	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 1524	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 1524	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 1524	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 1524	3888	vbc.exe	vbc.exe
PID 3888 wrote to memory of 1524	3888	vbc.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\QUOTATION 21 11 2020.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION 21 11 2020.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3636

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jgbZza" /XML "C:\Users\Admin\AppData\Local\Temp\tmp38B.tmp"
2⤵
- Creates scheduled task(s)
PID:208

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3888

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\oxckak"
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:984

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\rrhubdbovo"
3⤵
PID:3464

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\bunnbvmqjwgdp"
3⤵
PID:1524

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Scripting

1

T1064

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\oxckak
MD5
1e69b6d630e694119f4f8c448a430b60

SHA1
b118feca7d85ec706b54279a1dafc71673fe6e54

SHA256
2f7eedbe9e3b0a3aa08df4fa2dc27de189484a8da8925cc6056513d744b7c00e

SHA512
19924161f75cbbcf7bdf122f3aecb43d813186a6693413ccc15bb2945d48401c8f058edf034cc641cedc97ae5e328d88fabfab1b5f324014b83671b3ebd78822

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp38B.tmp
MD5
4395fdc4466e646529a0188839ac357d

SHA1
842f1c024e4d35483a225397e2f3b647d8749e82

SHA256
2802f0899825977e9bd8f7fae03d69d4d70604a6f9c44d7ea4d84cfba4840a4a

SHA512
ff717b9f76596f95528ab85464e87c24039f730f079b5517f4cf04e8bff2655870056a92746b193667aef34be12901dfa069e0545142b43b10d06244c53a130a

Download Submit
memory/208-12-0x0000000000000000-mapping.dmp

Download
memory/984-20-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/984-18-0x0000000000476274-mapping.dmp

Download
memory/984-23-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/984-17-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1524-24-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1524-19-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1524-22-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1524-21-0x0000000000455238-mapping.dmp

Download
memory/3636-10-0x0000000006220000-0x0000000006226000-memory.dmp

Filesize
24KB

Download
memory/3636-8-0x0000000005670000-0x0000000005684000-memory.dmp

Filesize
80KB

Download
memory/3636-1-0x0000000000B70000-0x0000000000B71000-memory.dmp

Filesize
4KB

Download
memory/3636-6-0x0000000005470000-0x0000000005471000-memory.dmp

Filesize
4KB

Download
memory/3636-7-0x0000000005770000-0x0000000005771000-memory.dmp

Filesize
4KB

Download
memory/3636-4-0x0000000005A50000-0x0000000005A51000-memory.dmp

Filesize
4KB

Download
memory/3636-11-0x0000000006230000-0x0000000006253000-memory.dmp

Filesize
140KB

Download
memory/3636-0-0x0000000073CA0000-0x000000007438E000-memory.dmp

Filesize
6.9MB

Download
memory/3636-5-0x0000000005550000-0x0000000005551000-memory.dmp

Filesize
4KB

Download
memory/3636-9-0x00000000061B0000-0x0000000006206000-memory.dmp

Filesize
344KB

Download
memory/3636-3-0x00000000054B0000-0x00000000054B1000-memory.dmp

Filesize
4KB

Download
memory/3888-16-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3888-15-0x0000000000413FA4-mapping.dmp

Download
memory/3888-14-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads