remcos | 2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6

Analysis

max time kernel
149s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/10/2024, 18:18

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General

Target

2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe
Size

398KB
MD5

923191786539b85f05801a82c5d34044
SHA1

5b05c3e94c78de881743b64fbf655dd7a4d5a4ed
SHA256

2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6
SHA512

54294237c5e4e96b28a958c2bf7cfd7056db3833356b2a473a6da00f2434cb4fbb6a9266df969c1132b0416d1b6d5f62a5bc3b68c836e8ffed28b844d32b3d98
SSDEEP

768:5wv79pvtx0gODbLTL7tg7SYQQzcrN2RgFxhjpjOOZFYe4J0v/CBN7BFeQaZTog1:5wRVWr7tgCWcE0xp9OOR4aXOYfP1

Score

10^/10

remcos zenozama discovery rat

Malware Config

Extracted

Family

remcos

Botnet

ZENOZAMA

intelcom2.ydns.eu:1832

Attributes

audio_folder
MicRecords
audio_path
ApplicationPath
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
sdfdsfgfd
mouse_option
false
mutex
dgfgdfgfdd-8CZV1B
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
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 NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3612 created 3392	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	56

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ApplicationIdentity.vbs	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3612 set thread context of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88

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	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe
Token: SeDebugPrivilege	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1108	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88
PID 3612 wrote to memory of 1108	3612	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	88

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3392
- C:\Users\Admin\AppData\Local\Temp\2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe
  "C:\Users\Admin\AppData\Local\Temp\2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.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:3612
- 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
  - Suspicious use of SetWindowsHookEx
  PID:1108

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

C:\ProgramData\sdfdsfgfd\logs.dat

Filesize
184B

MD5
939cfd4d8839766471ef9f3d2bfcdf1b

SHA1
8c0c4e82eba7e5ecdab0c98ceb97dab8519ffacb

SHA256
ad027e0f50a8f4eb0256663d6274c2f69730dd9e8c7297b12d54907d15304c0e

SHA512
1a930277bc96a36cff147109145435f6d84b50c8294b31a7de35a2f90b50dd605d86d927e86c05b6d0eb793a7626b63230027ae38910c12002273f5224946bba

Download Submit
memory/1108-1102-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1108-1114-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3612-0-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/3612-1-0x00000000006A0000-0x000000000070A000-memory.dmp

Filesize
424KB

Download
memory/3612-2-0x0000000005080000-0x0000000005086000-memory.dmp

Filesize
24KB

Download
memory/3612-3-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3612-4-0x0000000006380000-0x00000000064A6000-memory.dmp

Filesize
1.1MB

Download
memory/3612-5-0x0000000006B50000-0x00000000070F4000-memory.dmp

Filesize
5.6MB

Download
memory/3612-6-0x0000000006650000-0x00000000066E2000-memory.dmp

Filesize
584KB

Download
memory/3612-8-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-16-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-46-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-68-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-70-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-66-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-64-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-62-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-60-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-58-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-56-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-54-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-52-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-50-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-48-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-44-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-42-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-40-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-38-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-34-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-32-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-30-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-28-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-26-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-24-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-22-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-20-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-14-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-12-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-10-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-36-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-18-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-7-0x0000000006380000-0x000000000649F000-memory.dmp

Filesize
1.1MB

Download
memory/3612-1081-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3612-1082-0x00000000067B0000-0x0000000006848000-memory.dmp

Filesize
608KB

Download
memory/3612-1083-0x00000000068F0000-0x000000000693C000-memory.dmp

Filesize
304KB

Download
memory/3612-1084-0x0000000006940000-0x0000000006994000-memory.dmp

Filesize
336KB

Download
memory/3612-1087-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/3612-1090-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3612-1091-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3612-1092-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3612-1093-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3612-1103-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download