remcos | 162a15e59ed243338657b1e3f050a8ab18771cdb7d5d5450da86cb78803e9d5c

General

Target

3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe
Size

611KB
MD5

3ba6e494a9d02ecd59a01bcce468b718
SHA1

b972fc4364c866bb5954521a28b57644d3338a3e
SHA256

162a15e59ed243338657b1e3f050a8ab18771cdb7d5d5450da86cb78803e9d5c
SHA512

a6efe735ee76749536716e88b5a40f30b068e7d5ab45c155dfb7cf772358a9e41010682b9fa38ea526b988d1a2c74f92a54da7f7292da8e2c4e6a6080f7c3d8e
SSDEEP

12288:JSOMzWwjI8Dc1nk7rVgtBcX6zc55+75Kdp40/2a8WVhxE/QRrPFRzS0H6EcQcyP4:pjwrI1ktNX6zc/7A

Score

10^/10

remcos razy rat

Malware Config

Extracted

Family

remcos

Version

2.7.1 Pro

Botnet

RAZY

C2

reserverem.duckdns.org:4229

ddns.whsthings.xyz:4229

servr.plzbanif1abused.xyz:4229

okaka.duckdns.org:4229

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
true
install_flag
false
install_path
%AppData%
keylog_crypt
true
keylog_file
lolodtf.dat
keylog_flag
false
keylog_path
%AppData%
mouse_option
false
mutex
jjdhdbghhytgfewuytnhyugyrtployywqa-E7HH1X
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

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-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2444 set thread context of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99

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

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/Job

T1053

pid	Process
3516	schtasks.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3820	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 3516	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	97
PID 2444 wrote to memory of 3516	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	97
PID 2444 wrote to memory of 3516	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	97
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99
PID 2444 wrote to memory of 3820	2444	3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe	99

C:\Users\Admin\AppData\Local\Temp\3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LyoVZLXdonPa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7460.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3516
- C:\Users\Admin\AppData\Local\Temp\3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3ba6e494a9d02ecd59a01bcce468b718_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:3820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

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\Temp\tmp7460.tmp

Filesize
1KB

MD5
af6d3c47943a4b2c383a7dcd21165984

SHA1
38476edd0b3803ab8b01a7722654354d8a5ea655

SHA256
487aa2a995b0dfa0217f89debf16041b9dba93db1a714208a42d3ff4f1938785

SHA512
8aa06331d2a83e89d58061483d647930f99d10e2be3f8494fbb75b93503a4c1f398e838cbcbf238b05cf53fdc85ea7e36ac713681343586ff93d38f1277b608d

Download Submit
C:\Users\Admin\AppData\Roaming\lolodtf.dat

Filesize
92B

MD5
75a9ca7f134a96872639889ae2320aee

SHA1
f995f20112bb1339ffbf41c04b124be307cd9642

SHA256
057ea142f0e816d5f7c3b2b863fca7e6ff3047a4b05ec8396f08cd62558b342d

SHA512
362419ba00d73a003a7488c251060f461da4807c75a6be27711396e534e18b5b356b109c56272e3e1a75340124400b975643684f83f5f93f2d59c6b316e89e4f

Download Submit
memory/2444-10-0x00000000752BE000-0x00000000752BF000-memory.dmp

Filesize
4KB

Download
memory/2444-13-0x00000000056A0000-0x00000000056CA000-memory.dmp

Filesize
168KB

Download
memory/2444-4-0x0000000009670000-0x0000000009C14000-memory.dmp

Filesize
5.6MB

Download
memory/2444-5-0x0000000004D40000-0x0000000004DD2000-memory.dmp

Filesize
584KB

Download
memory/2444-6-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/2444-7-0x0000000004B70000-0x0000000004B7A000-memory.dmp

Filesize
40KB

Download
memory/2444-8-0x0000000004ED0000-0x0000000004F26000-memory.dmp

Filesize
344KB

Download
memory/2444-9-0x0000000004D30000-0x0000000004D3A000-memory.dmp

Filesize
40KB

Download
memory/2444-0-0x00000000752BE000-0x00000000752BF000-memory.dmp

Filesize
4KB

Download
memory/2444-11-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/2444-12-0x0000000005660000-0x00000000056A8000-memory.dmp

Filesize
288KB

Download
memory/2444-3-0x0000000009020000-0x00000000090BC000-memory.dmp

Filesize
624KB

Download
memory/2444-2-0x0000000004AD0000-0x0000000004B1A000-memory.dmp

Filesize
296KB

Download
memory/2444-1-0x0000000000120000-0x00000000001BE000-memory.dmp

Filesize
632KB

Download
memory/2444-28-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/3820-26-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3820-23-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3820-27-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3820-22-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3820-32-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3820-19-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads