remcos | 695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13-09-2024 01:23

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General

Target

695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe
Size

3.5MB
MD5

7bd27f6dfbd7365177002cc97b8469b3
SHA1

52e4f5ece078e05bafc76000476abdd2e480a109
SHA256

695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a
SHA512

2d0a3f3436ee28af53735ec5906aa163ea8ef6a86704f61ded40a23947e5f93668006f62786303f3d8d8239ab82383c2f427a0085bc6328fed762ceb3266bf54
SSDEEP

12288:TFcC/bJEhZ6KCIZb5mp89Kaa+wggnmB+yhCJJHFxHtlU5jnupdI4qcCB:hxbiGIe8Az+TNZh+RrNlUpup3tCB

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

127.0.0.1:52121

officerem.duckdns.org:52121

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-6GPUH1
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4392 set thread context of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93

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	wmplayer.exe

Runs regedit.exe 1 IoCs

pid	Process
1676	regedit.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 1676	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	90
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 4488	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	91
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 2856	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	92
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 3736	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	93
PID 4392 wrote to memory of 4032	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	94
PID 4392 wrote to memory of 4032	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	94
PID 4392 wrote to memory of 4032	4392	695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe	94

C:\Users\Admin\AppData\Local\Temp\695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe
"C:\Users\Admin\AppData\Local\Temp\695cd128002012ec8d9def80c1ef282520e9b142f7bcfffbcb1a920a3829b67a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4392
- C:\Windows\regedit.exe
  "C:\Windows\regedit.exe"
  2⤵
  - Runs regedit.exe
  PID:1676
- C:\Windows\System32\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  PID:4488
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe"
  2⤵
  PID:2856
- C:\Program Files (x86)\Windows Media Player\wmplayer.exe
  "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3736
- C:\Program Files (x86)\Windows Media Player\wmplayer.exe
  "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
  2⤵
  PID:4032

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/3736-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-4-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-13-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-5-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-6-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3736-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4392-1-0x0000021C8FB30000-0x0000021C8FB38000-memory.dmp

Filesize
32KB

Download
memory/4392-2-0x00007FFD1F220000-0x00007FFD1FCE1000-memory.dmp

Filesize
10.8MB

Download
memory/4392-10-0x00007FFD1F220000-0x00007FFD1FCE1000-memory.dmp

Filesize
10.8MB

Download
memory/4392-3-0x0000021CAA350000-0x0000021CAA41E000-memory.dmp

Filesize
824KB

Download
memory/4392-0-0x00007FFD1F223000-0x00007FFD1F225000-memory.dmp

Filesize
8KB

Download