remcos | 98479f2d5e3f5147ddd504bcc7bd1a2b0a3b06ff5525f313a55ce81efc67fc28

General

Target

e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
Size

1.1MB
MD5

d9b3775511c7538a73dfeaab0073b4b6
SHA1

e3a64adc43c5c5c0bfc725344407433b4b497fa9
SHA256

98479f2d5e3f5147ddd504bcc7bd1a2b0a3b06ff5525f313a55ce81efc67fc28
SHA512

6b685246032b7c4a09f4df63dbc1282dfdd9822911744d9b9bcb4b135139a7a25b7d0daf30fd0b62b254ede16d010dbd18e8a8adef384bcfa11400a4605e6969
SSDEEP

24576:QOwgbq09TF+lmP8iZ1P/wvDcm9puPYxsJ4gb:HrdDAvFYQsqgb

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

51.75.209.245:2404

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-CMFPLR
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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 640 set thread context of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
4868	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
2140	powershell.exe
3536	powershell.exe
640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
2140	powershell.exe
3536	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
Token: SeDebugPrivilege	3536	powershell.exe
Token: SeDebugPrivilege	2140	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4736	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 3536	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	90
PID 640 wrote to memory of 3536	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	90
PID 640 wrote to memory of 3536	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	90
PID 640 wrote to memory of 2140	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	92
PID 640 wrote to memory of 2140	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	92
PID 640 wrote to memory of 2140	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	92
PID 640 wrote to memory of 4868	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	94
PID 640 wrote to memory of 4868	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	94
PID 640 wrote to memory of 4868	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	94
PID 640 wrote to memory of 456	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	96
PID 640 wrote to memory of 456	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	96
PID 640 wrote to memory of 456	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	96
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97
PID 640 wrote to memory of 4736	640	e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe	97

C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
"C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3536
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oCfQiTZ.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2140
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oCfQiTZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp21E0.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4868
- C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
  "C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe"
  2⤵
  PID:456
- C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe
  "C:\Users\Admin\AppData\Local\Temp\e3a64adc43c5c5c0bfc725344407433b4b497fa9.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4736

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp21E0.tmp

Filesize
1KB

MD5
badbd008911c2684c00657df8aadeb0f

SHA1
046def4ff1268f40065c3f8cb73ea7c5eb065219

SHA256
bc5fbeb32cec7d1952a7ede90fba3576427ac33218537bf78e9846568e19d382

SHA512
c023e25b500d9dc686f084a2056ae838e47aaf4d8534e82d6b3b9f3a4e251a80164392b265be6fffe1c4ace133dc97e6d01736d1df7458d0ada8a6f7d6a7d254

Download Submit
memory/640-132-0x0000000000AB0000-0x0000000000BD8000-memory.dmp

Filesize
1.2MB

Download
memory/640-134-0x00000000055A0000-0x0000000005632000-memory.dmp

Filesize
584KB

Download
memory/640-135-0x0000000005570000-0x000000000557A000-memory.dmp

Filesize
40KB

Download
memory/640-133-0x0000000005C50000-0x00000000061F4000-memory.dmp

Filesize
5.6MB

Download
memory/640-136-0x00000000094B0000-0x000000000954C000-memory.dmp

Filesize
624KB

Download
memory/2140-160-0x0000000007250000-0x00000000072E6000-memory.dmp

Filesize
600KB

Download
memory/2140-141-0x0000000004E80000-0x00000000054A8000-memory.dmp

Filesize
6.2MB

Download
memory/2140-152-0x0000000005CD0000-0x0000000005CEE000-memory.dmp

Filesize
120KB

Download
memory/2140-159-0x0000000007040000-0x000000000704A000-memory.dmp

Filesize
40KB

Download
memory/2140-157-0x0000000007610000-0x0000000007C8A000-memory.dmp

Filesize
6.5MB

Download
memory/2140-156-0x0000000006260000-0x000000000627E000-memory.dmp

Filesize
120KB

Download
memory/2140-154-0x00000000732B0000-0x00000000732FC000-memory.dmp

Filesize
304KB

Download
memory/2140-153-0x0000000006280000-0x00000000062B2000-memory.dmp

Filesize
200KB

Download
memory/3536-140-0x00000000027C0000-0x00000000027F6000-memory.dmp

Filesize
216KB

Download
memory/3536-162-0x0000000007730000-0x000000000774A000-memory.dmp

Filesize
104KB

Download
memory/3536-163-0x0000000007710000-0x0000000007718000-memory.dmp

Filesize
32KB

Download
memory/3536-144-0x00000000053C0000-0x0000000005426000-memory.dmp

Filesize
408KB

Download
memory/3536-161-0x0000000007620000-0x000000000762E000-memory.dmp

Filesize
56KB

Download
memory/3536-155-0x00000000732B0000-0x00000000732FC000-memory.dmp

Filesize
304KB

Download
memory/3536-143-0x0000000005020000-0x0000000005042000-memory.dmp

Filesize
136KB

Download
memory/3536-158-0x00000000073F0000-0x000000000740A000-memory.dmp

Filesize
104KB

Download
memory/3536-146-0x0000000005AD0000-0x0000000005B36000-memory.dmp

Filesize
408KB

Download
memory/4736-148-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4736-150-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4736-149-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4736-151-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4736-165-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads