remcos | 341185818150baf930d9c84730c53eb6e0b5a392431283089c830c379b3aed0f

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
23-03-2023 14:47

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General

Target

ödeme belgesi.exe
Size

1.1MB
MD5

243246dbeb1aa00dc9a83d72e6b3f1b4
SHA1

afcd9f5b22fdc2c06c80d44b259caae356931d96
SHA256

341185818150baf930d9c84730c53eb6e0b5a392431283089c830c379b3aed0f
SHA512

9dc6dcc31c0f40f1ea818506120198e84366606d3594d06f54a2f87bc894629de2425ceb9362663039bc7cfe5b963fc308af0cc99df84f35e3c99dbb06ad2f4c
SSDEEP

12288:XplvK1e/1kQ2G1LskHNIuLqfts2xnKiQmM6iM8VzgL4MycvGjrT5epSPcd26e:XpGotIuO9k/mTPIwyc80pZe

Score

10^/10

remcos remotehost persistence rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

top.thekillforabuse1.xyz:1068

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-JRKBG9
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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

ödeme belgesi.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	ödeme belgesi.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ödeme belgesi.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tfltif = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ebynhyabyzm\\Tfltif.exe\""	ödeme belgesi.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ödeme belgesi.exe

description pid process target process

PID 3092 set thread context of 1760 3092 ödeme belgesi.exe ödeme belgesi.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exeödeme belgesi.exe

pid process

2648 powershell.exe
2648 powershell.exe
3092 ödeme belgesi.exe
3092 ödeme belgesi.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ödeme belgesi.exepowershell.exe

description pid process

Token: SeDebugPrivilege 3092 ödeme belgesi.exe
Token: SeDebugPrivilege 2648 powershell.exe

description	pid	process	target process
PID 3092 set thread context of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe

pid	process
2648	powershell.exe
2648	powershell.exe
3092	ödeme belgesi.exe
3092	ödeme belgesi.exe

description	pid	process
Token: SeDebugPrivilege	3092	ödeme belgesi.exe
Token: SeDebugPrivilege	2648	powershell.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

ödeme belgesi.exe

description	pid	process	target process
PID 3092 wrote to memory of 2648	3092	ödeme belgesi.exe	powershell.exe
PID 3092 wrote to memory of 2648	3092	ödeme belgesi.exe	powershell.exe
PID 3092 wrote to memory of 2648	3092	ödeme belgesi.exe	powershell.exe
PID 3092 wrote to memory of 3420	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 3420	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 3420	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe
PID 3092 wrote to memory of 1760	3092	ödeme belgesi.exe	ödeme belgesi.exe

C:\Users\Admin\AppData\Local\Temp\ödeme belgesi.exe
"C:\Users\Admin\AppData\Local\Temp\ödeme belgesi.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3092
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2648
- C:\Users\Admin\AppData\Local\Temp\ödeme belgesi.exe
  "C:\Users\Admin\AppData\Local\Temp\ödeme belgesi.exe"
  2⤵
  PID:3420
- C:\Users\Admin\AppData\Local\Temp\ödeme belgesi.exe
  "C:\Users\Admin\AppData\Local\Temp\ödeme belgesi.exe"
  2⤵
  PID:1760

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_eof4t0va.kwc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1760-178-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-182-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-176-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-174-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-180-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-179-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-184-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-165-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-167-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-183-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-181-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-173-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-172-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-171-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-170-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-169-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-168-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1760-177-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2648-150-0x00000000051C0000-0x00000000051D0000-memory.dmp

Filesize
64KB

Download
memory/2648-152-0x0000000007C90000-0x000000000830A000-memory.dmp

Filesize
6.5MB

Download
memory/2648-136-0x0000000003050000-0x0000000003086000-memory.dmp

Filesize
216KB

Download
memory/2648-158-0x00000000051C0000-0x00000000051D0000-memory.dmp

Filesize
64KB

Download
memory/2648-157-0x00000000051C0000-0x00000000051D0000-memory.dmp

Filesize
64KB

Download
memory/2648-156-0x00000000051C0000-0x00000000051D0000-memory.dmp

Filesize
64KB

Download
memory/2648-137-0x0000000005800000-0x0000000005E28000-memory.dmp

Filesize
6.2MB

Download
memory/2648-154-0x00000000051C0000-0x00000000051D0000-memory.dmp

Filesize
64KB

Download
memory/2648-153-0x0000000006B20000-0x0000000006B3A000-memory.dmp

Filesize
104KB

Download
memory/2648-138-0x0000000005E30000-0x0000000005E96000-memory.dmp

Filesize
408KB

Download
memory/2648-151-0x0000000006610000-0x000000000662E000-memory.dmp

Filesize
120KB

Download
memory/2648-139-0x0000000005EA0000-0x0000000005F06000-memory.dmp

Filesize
408KB

Download
memory/2648-149-0x00000000051C0000-0x00000000051D0000-memory.dmp

Filesize
64KB

Download
memory/3092-133-0x0000000000350000-0x000000000047A000-memory.dmp

Filesize
1.2MB

Download
memory/3092-163-0x0000000008600000-0x0000000008BA4000-memory.dmp

Filesize
5.6MB

Download
memory/3092-155-0x0000000004E40000-0x0000000004E50000-memory.dmp

Filesize
64KB

Download
memory/3092-162-0x00000000058F0000-0x0000000005982000-memory.dmp

Filesize
584KB

Download
memory/3092-135-0x0000000006920000-0x0000000006942000-memory.dmp

Filesize
136KB

Download
memory/3092-134-0x0000000004E40000-0x0000000004E50000-memory.dmp

Filesize
64KB

Download