remcos | fe2a1954277140a39d0ae7dc4d386404e6ab667508fea97e3473b3be76d6ffb8

Analysis

max time kernel
140s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
17-09-2024 11:43

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General

Target

fe2a1954277140a39d0ae7dc4d386404e6ab667508fea97e3473b3be76d6ffb8.exe
Size

14.0MB
MD5

72a907c9b957e0b25653d10c61be6086
SHA1

ae85c416ff5275c313338f492b077bbd2ade0424
SHA256

fe2a1954277140a39d0ae7dc4d386404e6ab667508fea97e3473b3be76d6ffb8
SHA512

154294ac1a187591010dc46caac3faf3f5ac0d0f8f2238e82b89bf9d720dfa6c736adae90ad3ca9abfa494a3bf6ba7a7f41393a2e14b3b35cf7cea00aa3a4d0a
SSDEEP

393216:wa/LeAvhoQUjzC3pIoQBvHjn6rDU7uC2qexGk09:PLhr8C3yosrgO2FGk09

Score

10^/10

remcos discovery rat

Malware Config

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2116	3524	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fe2a1954277140a39d0ae7dc4d386404e6ab667508fea97e3473b3be76d6ffb8.exe

C:\Users\Admin\AppData\Local\Temp\fe2a1954277140a39d0ae7dc4d386404e6ab667508fea97e3473b3be76d6ffb8.exe
"C:\Users\Admin\AppData\Local\Temp\fe2a1954277140a39d0ae7dc4d386404e6ab667508fea97e3473b3be76d6ffb8.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3524
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3524 -s 576
  2⤵
  - Program crash
  PID:2116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3524 -ip 3524
1⤵
PID:2460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\eset\bts.session\7caa6311-51a4-436c-ad60-72847aa17306\fe2a1954277140a39d0ae7dc4d386404e6ab667508fea97e3473b3be76d6ffb8.exe

Filesize
2.1MB

MD5
fa97177dcdc22df6f25c736c744ca04e

SHA1
19bc7dbcf7c81aef4aa3e2e63bd2c5484f9812d0

SHA256
0b2849258ce09539af41b996d2c20e1121a74e0ea9ca18e26996d9ea1b6f64c0

SHA512
66b88aeaef7f635ff7e96798dabb48eee8e83fec249f84b784071d03a4b3e6b1ef0f5a0fa1c13e9f0f509a21b1fa2fa764b7fa0024db88142d6db90c5cdc646c

Download Submit
memory/3524-0-0x00000000030D0000-0x0000000003147000-memory.dmp

Filesize
476KB

Download
memory/3524-1-0x00000000030D0000-0x0000000003147000-memory.dmp

Filesize
476KB

Download
memory/3524-2-0x0000000003290000-0x0000000003310000-memory.dmp

Filesize
512KB

Download
memory/3524-5-0x0000000003290000-0x0000000003310000-memory.dmp

Filesize
512KB

Download
memory/3524-4-0x00000000030D0000-0x0000000003147000-memory.dmp

Filesize
476KB

Download
memory/3524-3-0x0000000003290000-0x0000000003310000-memory.dmp

Filesize
512KB

Download
memory/3524-17-0x00000000030D0000-0x0000000003147000-memory.dmp

Filesize
476KB

Download
memory/3524-18-0x0000000003290000-0x0000000003310000-memory.dmp

Filesize
512KB

Download