remcos | 2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6

Analysis

max time kernel
149s
max time network
150s
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, 18:07

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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 2340 created 3476	2340	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 2340 set thread context of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92

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	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe
Token: SeDebugPrivilege	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2592	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92
PID 2340 wrote to memory of 2592	2340	2c3bba8949c6ebeb2f81764c614733e5f81800b5de059f1f16afe6074d5f83e6.exe	92

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3476
- 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:2340
- 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:2592

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
d9dd186e992bf4b440d95c2b268e7559

SHA1
458a9770fe9c25b44aa091d9cda2d7fe35ff1436

SHA256
a61df154c1207001f1201a15e89e11bd4244d408df04accb5e3c0c8966160053

SHA512
bbb9b02cb5ab0f402fe96883e287f41eececf537b91f8dbc16a74796975eb55e7454b1456a02ac6e1500e4f6ebcc395a04ee6d9289a3e934554bb402d344367b

Download Submit
memory/2340-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/2340-1-0x0000000000910000-0x000000000097A000-memory.dmp

Filesize
424KB

Download
memory/2340-2-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2340-3-0x00000000051B0000-0x00000000051B6000-memory.dmp

Filesize
24KB

Download
memory/2340-4-0x00000000064B0000-0x00000000065D6000-memory.dmp

Filesize
1.1MB

Download
memory/2340-5-0x0000000006B80000-0x0000000007124000-memory.dmp

Filesize
5.6MB

Download
memory/2340-6-0x0000000006680000-0x0000000006712000-memory.dmp

Filesize
584KB

Download
memory/2340-13-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-22-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-70-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-68-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-66-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-64-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-62-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-60-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-58-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-56-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-55-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-50-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-48-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-46-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-52-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-44-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-42-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-40-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-38-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-36-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-32-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-30-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-28-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-24-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-20-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-18-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-16-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-14-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-35-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-26-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-11-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-8-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-7-0x00000000064B0000-0x00000000065CF000-memory.dmp

Filesize
1.1MB

Download
memory/2340-1081-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2340-1082-0x00000000067E0000-0x0000000006878000-memory.dmp

Filesize
608KB

Download
memory/2340-1083-0x0000000006920000-0x000000000696C000-memory.dmp

Filesize
304KB

Download
memory/2340-1084-0x0000000006970000-0x00000000069C4000-memory.dmp

Filesize
336KB

Download
memory/2340-1089-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2340-1090-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2340-1091-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2340-1101-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2592-1096-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2592-1112-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download