remcos | dfd3c33bf7be405cea03a045f3df2d9ff35f04c7da918eb916b6f224a58eea1f

General

Target

QUOTATION 19 01 2021.exe
Size

862KB
MD5

1ae02a184e418f3791bdf8c969fcbf99
SHA1

15714713cf688f8d1b70a35915beeba2c4525f49
SHA256

dfd3c33bf7be405cea03a045f3df2d9ff35f04c7da918eb916b6f224a58eea1f
SHA512

ab597ddd54faee1a91f16801297363f99881d3d6a7d72bd4259b504644393dcac43467daff7ef97de987308dedfa13b0a68c399fd0849d2e9dabf350930a1968

Score

10^/10

remcos rat

Malware Config

Extracted

Family

remcos

C2

87.237.165.162:1011

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Suspicious use of SetThreadContext 1 IoCs

Processes:

QUOTATION 19 01 2021.exe

description pid process target process

PID 4060 set thread context of 4088 4060 QUOTATION 19 01 2021.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

3620 schtasks.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid process

4088 vbc.exe

description	pid	process	target process
PID 4060 set thread context of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe

pid	process
3620	schtasks.exe

pid	process
4088	vbc.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

QUOTATION 19 01 2021.exe

description	pid	process	target process
PID 4060 wrote to memory of 3620	4060	QUOTATION 19 01 2021.exe	schtasks.exe
PID 4060 wrote to memory of 3620	4060	QUOTATION 19 01 2021.exe	schtasks.exe
PID 4060 wrote to memory of 3620	4060	QUOTATION 19 01 2021.exe	schtasks.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe
PID 4060 wrote to memory of 4088	4060	QUOTATION 19 01 2021.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\QUOTATION 19 01 2021.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION 19 01 2021.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4060

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cqxZBWZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1185.tmp"
2⤵
- Creates scheduled task(s)
PID:3620

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:4088

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

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1185.tmp
MD5
ba333e1d651f4faf09989af15051ad65

SHA1
451ecec55f0ccd8ad9b1e36c1adac7bae0ac3fd8

SHA256
c37887e446ae72f9c8d1eb00237ab0ccc089d8b9fb56741c7018285f2e4388a5

SHA512
1e938a294a69b18bfe4f38463b2c2d2aaf0faa52540e9d38e5062b2a3367ae320d3cc17a45f89ba5d6664c491748dfe181f685798ccb9ae191c9be7ab0ac25a2

Download Submit
memory/3620-13-0x0000000000000000-mapping.dmp

Download
memory/4060-9-0x0000000005180000-0x0000000005181000-memory.dmp

Filesize
4KB

Download
memory/4060-6-0x0000000005480000-0x0000000005481000-memory.dmp

Filesize
4KB

Download
memory/4060-7-0x0000000004F80000-0x0000000004F81000-memory.dmp

Filesize
4KB

Download
memory/4060-8-0x0000000004E80000-0x0000000004E81000-memory.dmp

Filesize
4KB

Download
memory/4060-2-0x00000000733D0000-0x0000000073ABE000-memory.dmp

Filesize
6.9MB

Download
memory/4060-10-0x00000000050E0000-0x0000000005103000-memory.dmp

Filesize
140KB

Download
memory/4060-11-0x0000000005170000-0x0000000005171000-memory.dmp

Filesize
4KB

Download
memory/4060-12-0x0000000005C40000-0x0000000005C99000-memory.dmp

Filesize
356KB

Download
memory/4060-5-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

Filesize
4KB

Download
memory/4060-3-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download
memory/4088-15-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4088-16-0x0000000000413FA4-mapping.dmp

Download
memory/4088-17-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads