remcos | a16eec9f4ca26138e11dcf47d7e632de525b87d98869455b28b3fd29aa0789c0

General

Target

PANAS QUOTATION INV_280121,pdf.exe
Size

1.0MB
MD5

7f205f8e299ffcf9d303adb6db85d21a
SHA1

bfe3918bf2a59497ba17621399f4ebb540a1d8a6
SHA256

d490b85539a2a3ae13c2e68bada84965fca6c3eb40281f70206d4ef975e592e7
SHA512

3e26cdc1db4e4b969c34b3f22e6379ce44833b95eb619038cec91a055d8504e203be9d440ec01c983aa0eb242de7bb0b1d5afe8f66c1ff800f4762a3f8c1c861
SSDEEP

12288:6aqVennKcOqfu19Xlxo8PfEiwQnT+2n5BtqKuCwaB4uCwaBKOMppwjtQ6k2FggbB:GInRuXlRxT+MBtq9ZatZaX

Score

10^/10

remcos blessed discovery rat

Malware Config

Extracted

Family

remcos

Version

2.7.2 Pro

Botnet

BLESSED

C2

prayerarequesttojah.ddns.net:4344

Attributes

audio_folder
MicRecords
audio_path
%AppData%
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
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
remcos-4AD74M
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
take_screenshot_title
wikipedia;solitaire;

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2568 set thread context of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	PANAS QUOTATION INV_280121,pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PANAS QUOTATION INV_280121,pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2764	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2568	PANAS QUOTATION INV_280121,pdf.exe
2568	PANAS QUOTATION INV_280121,pdf.exe
2568	PANAS QUOTATION INV_280121,pdf.exe
2568	PANAS QUOTATION INV_280121,pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2568	PANAS QUOTATION INV_280121,pdf.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 2764	2568	PANAS QUOTATION INV_280121,pdf.exe	31
PID 2568 wrote to memory of 2764	2568	PANAS QUOTATION INV_280121,pdf.exe	31
PID 2568 wrote to memory of 2764	2568	PANAS QUOTATION INV_280121,pdf.exe	31
PID 2568 wrote to memory of 2764	2568	PANAS QUOTATION INV_280121,pdf.exe	31
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33
PID 2568 wrote to memory of 2844	2568	PANAS QUOTATION INV_280121,pdf.exe	33

C:\Users\Admin\AppData\Local\Temp\PANAS QUOTATION INV_280121,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PANAS QUOTATION INV_280121,pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZpytXeVQlNW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1BF9.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2764
- C:\Users\Admin\AppData\Local\Temp\PANAS QUOTATION INV_280121,pdf.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1BF9.tmp

Filesize
1KB

MD5
e087747e2d2db7a5e9da2f0d4819f081

SHA1
6aa59c095902845648a75ddeba9e8e601b5a6ee1

SHA256
6424ff005dc9e7598920a7385d73470f961afc68857b4e75faab4f92e1925b91

SHA512
adaab64fc2cb7f1996e9f963b5ddb6320923e7e0990adba19fdab69e6aa8a488369cc6d75536de23c5e42f5e6c74820795a007b7d90de45369859baa0d89901f

Download Submit
memory/2568-0-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

Filesize
4KB

Download
memory/2568-1-0x0000000000C90000-0x0000000000D9C000-memory.dmp

Filesize
1.0MB

Download
memory/2568-2-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/2568-3-0x0000000000410000-0x000000000041A000-memory.dmp

Filesize
40KB

Download
memory/2568-4-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

Filesize
4KB

Download
memory/2568-5-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/2568-6-0x0000000004590000-0x00000000045D6000-memory.dmp

Filesize
280KB

Download
memory/2568-23-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/2844-20-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-24-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-15-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-14-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-13-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-18-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-21-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-22-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2844-25-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-26-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-27-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-29-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-31-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-33-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-35-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-37-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-39-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-41-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2844-43-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads