remcos | b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82

General

Target

SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe
Size

928KB
MD5

2f152c46d438316bf3f0bf69147d3198
SHA1

d7cfbadb49cab8fdbbe536452bce74b7f7a0d74f
SHA256

b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82
SHA512

090198731df32c3bde77a9920e22cc1aa64e184cd3f547e0a00e2d837c7acaa70e9ae730b3b683f3b645a0dab0442dcac7b4e289e6c52e65e336d0229263b98e
SSDEEP

24576:IEOhFc0Szr3X/tuv+KBSh+4TCgIJwYezARFO:IEcWlzrHqqOezw

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.3.64.152:2559

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-TS121V
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
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 1220 set thread context of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94

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	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe
1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1220 wrote to memory of 4288	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	93
PID 1220 wrote to memory of 4288	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	93
PID 1220 wrote to memory of 4288	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	93
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94
PID 1220 wrote to memory of 3280	1220	SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe	94

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1220
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe"
  2⤵
  PID:4288
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1220-16-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/1220-1-0x0000000000EB0000-0x0000000000F9C000-memory.dmp

Filesize
944KB

Download
memory/1220-2-0x0000000005E90000-0x0000000006434000-memory.dmp

Filesize
5.6MB

Download
memory/1220-3-0x0000000005980000-0x0000000005A12000-memory.dmp

Filesize
584KB

Download
memory/1220-4-0x0000000005950000-0x000000000595A000-memory.dmp

Filesize
40KB

Download
memory/1220-5-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/1220-6-0x0000000005E70000-0x0000000005E88000-memory.dmp

Filesize
96KB

Download
memory/1220-7-0x00000000746DE000-0x00000000746DF000-memory.dmp

Filesize
4KB

Download
memory/1220-8-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/1220-9-0x0000000006C80000-0x0000000006D40000-memory.dmp

Filesize
768KB

Download
memory/1220-10-0x0000000006F30000-0x0000000006FCC000-memory.dmp

Filesize
624KB

Download
memory/1220-0-0x00000000746DE000-0x00000000746DF000-memory.dmp

Filesize
4KB

Download
memory/3280-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-24-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-12-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-18-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-20-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-27-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-31-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3280-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download

Analysis

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