remcos | 78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 07:20

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General

Target

78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe
Size

611KB
MD5

8648d43adefb6508a273f31396b042c3
SHA1

6decae9e6458caec0acc9b0111d518ed3dbe2768
SHA256

78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96
SHA512

9fe2ba142c3f3af5e8b69d5c823a6de9de5a385a5feeed398ae16d3056f826f331f0684ab2088be858f4710f403ec73f241d44e171ed63477f4f435605d2dd92
SSDEEP

12288:8zBB2EzqBTMudgkVJnQb7WvpQOSSQNx6qZ5l:aB2EzqBIudgkTQb7Wu58i5l

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

162.251.122.76:7119

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-P2SX34
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Remcos
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Remcos family
remcos

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 2360 created 3424	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	56

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ChannelUris.vbs	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2360 set thread context of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93

System Location Discovery: System Language Discovery 1 TTPs 2 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	InstallUtil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe
Token: SeDebugPrivilege	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93
PID 2360 wrote to memory of 688	2360	78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3424
- C:\Users\Admin\AppData\Local\Temp\78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe
  "C:\Users\Admin\AppData\Local\Temp\78c08d27fdb7621e7965f2e4b06cad98071c050a9ba78a2aa4036903189a5c96.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2360
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:688

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

Replay Monitor

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Downloads

memory/688-1099-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/688-1106-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2360-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/2360-1-0x0000000000110000-0x00000000001AE000-memory.dmp

Filesize
632KB

Download
memory/2360-2-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/2360-3-0x0000000006050000-0x0000000006174000-memory.dmp

Filesize
1.1MB

Download
memory/2360-11-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-17-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-67-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-51-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-49-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-47-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-45-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-41-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-39-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-37-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-35-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-33-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-65-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-63-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-61-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-59-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-57-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-55-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-53-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-29-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-27-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-25-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-21-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-19-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-15-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-13-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-9-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-43-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-7-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-31-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-5-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-23-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-4-0x0000000006050000-0x000000000616E000-memory.dmp

Filesize
1.1MB

Download
memory/2360-1078-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/2360-1079-0x0000000006310000-0x00000000063A6000-memory.dmp

Filesize
600KB

Download
memory/2360-1080-0x00000000063B0000-0x00000000063FC000-memory.dmp

Filesize
304KB

Download
memory/2360-1084-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/2360-1086-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/2360-1087-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/2360-1085-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/2360-1088-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/2360-1089-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/2360-1090-0x0000000006D40000-0x00000000072E4000-memory.dmp

Filesize
5.6MB

Download
memory/2360-1091-0x0000000005A90000-0x0000000005AE4000-memory.dmp

Filesize
336KB

Download
memory/2360-1100-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download