378412539b6ceda167bff3852c142287499c40b7e57bce035753305e15711d3c

Analysis

max time kernel
15s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/10/2024, 19:12

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General

Target

remcos_a.exe
Size

469KB
MD5

96cff6c1c60a8c050b62e676a6e33b42
SHA1

48795db027e6b83a23238c573aadccc2aca44f83
SHA256

378412539b6ceda167bff3852c142287499c40b7e57bce035753305e15711d3c
SHA512

8555cace1d70f646b2dac347e49d5668850048cf90bd1e613757d79d92762281101ad3c64768e4fc60dc4f4d46247ed347593b8dcfec94b286aef34973a48ed9
SSDEEP

12288:Ymnk7iLJbpIpiRL6I2WhSKQ9ZsfZQS4n9:IiLJbpI7I2WhQqZ749

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	2960	WerFault.exe	29

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	remcos_a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 2400	2960	remcos_a.exe	30
PID 2960 wrote to memory of 2400	2960	remcos_a.exe	30
PID 2960 wrote to memory of 2400	2960	remcos_a.exe	30
PID 2960 wrote to memory of 2400	2960	remcos_a.exe	30

C:\Users\Admin\AppData\Local\Temp\remcos_a.exe
"C:\Users\Admin\AppData\Local\Temp\remcos_a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2960 -s 172
  2⤵
  - Program crash
  PID:2400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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