remcos | 91373e5b98499e04f2fdb5adbfbef3478ac6a8f8769f0e22f6b8fc96f24476b9

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2024 05:11

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General

Target

388ca519437a484170359b47590d4cab_JaffaCakes118.exe
Size

1.5MB
MD5

388ca519437a484170359b47590d4cab
SHA1

1ee696a0f563df1cec9c57cc284f0ae82146968d
SHA256

91373e5b98499e04f2fdb5adbfbef3478ac6a8f8769f0e22f6b8fc96f24476b9
SHA512

b536616ef1c6a057c5986223352236c4dbf39342f2a3275d6b755f848502bfff6b3f9c4e0a72721b5a7d2a2811b7cf827a30b2861bcd4cbea8fe837a58b8ed83
SSDEEP

12288:0RIz/Cof2rl/chBVW0W4sEbcpU/F3GbTIm2K+esTCm5:0Oz69rlEhBVzBsgcpEF3CMms2m5

Score

10^/10

remcos new file11 discovery persistence rat

Malware Config

Extracted

Family

remcos

Version

2.0.7 Pro

Botnet

NEW FILE11

185.125.205.85:7218

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
ogge.exe
copy_folder
ovt
delete_file
false
hide_file
false
hide_keylog_file
true
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
-FG9WBG
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft OneDrive = "C:\\Users\\Admin\\AppData\\Local\\Chrome\\StikyNot.exe"	388ca519437a484170359b47590d4cab_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1192 set thread context of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89

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	388ca519437a484170359b47590d4cab_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	388ca519437a484170359b47590d4cab_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2748	388ca519437a484170359b47590d4cab_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89
PID 1192 wrote to memory of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89
PID 1192 wrote to memory of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89
PID 1192 wrote to memory of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89
PID 1192 wrote to memory of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89
PID 1192 wrote to memory of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89
PID 1192 wrote to memory of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89
PID 1192 wrote to memory of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89
PID 1192 wrote to memory of 2748	1192	388ca519437a484170359b47590d4cab_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\388ca519437a484170359b47590d4cab_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\388ca519437a484170359b47590d4cab_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\388ca519437a484170359b47590d4cab_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\388ca519437a484170359b47590d4cab_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\remcos\logs.dat

Filesize
79B

MD5
54f936eecd79052aee5262afc0be83f0

SHA1
1afcc3bd5d17142d9377e382d4e3c5f854f6ad30

SHA256
c8c473e338d85689b666559702395182456e9a3a664ec23d13195edaebbc66a5

SHA512
0f7f10838088dd975fd660df8ca4af53904b10058c66397d97f4c5f0481bce7902bae0f7d0d89a08893ee5313e6555279c3872d9964a81c39d6e045c0ce78d51

Download Submit
memory/1192-20-0x0000000002810000-0x0000000002811000-memory.dmp

Filesize
4KB

Download
memory/1192-18-0x00000000025B0000-0x00000000025B1000-memory.dmp

Filesize
4KB

Download
memory/1192-7-0x00000000023B0000-0x00000000023B1000-memory.dmp

Filesize
4KB

Download
memory/1192-21-0x0000000000400000-0x00000000005A6000-memory.dmp

Filesize
1.6MB

Download
memory/1192-9-0x00000000023E0000-0x00000000023E1000-memory.dmp

Filesize
4KB

Download
memory/1192-24-0x0000000002810000-0x0000000002811000-memory.dmp

Filesize
4KB

Download
memory/1192-19-0x0000000002590000-0x0000000002591000-memory.dmp

Filesize
4KB

Download
memory/1192-22-0x00000000007A0000-0x00000000007E2000-memory.dmp

Filesize
264KB

Download
memory/1192-17-0x00000000025C0000-0x00000000025C1000-memory.dmp

Filesize
4KB

Download
memory/1192-16-0x0000000002440000-0x0000000002441000-memory.dmp

Filesize
4KB

Download
memory/1192-15-0x0000000002430000-0x0000000002431000-memory.dmp

Filesize
4KB

Download
memory/1192-11-0x0000000002420000-0x0000000002421000-memory.dmp

Filesize
4KB

Download
memory/1192-14-0x0000000002580000-0x0000000002581000-memory.dmp

Filesize
4KB

Download
memory/1192-10-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download
memory/1192-13-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/1192-5-0x00000000023D0000-0x00000000023D1000-memory.dmp

Filesize
4KB

Download
memory/1192-4-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/1192-3-0x0000000000760000-0x0000000000761000-memory.dmp

Filesize
4KB

Download
memory/1192-2-0x0000000002400000-0x0000000002401000-memory.dmp

Filesize
4KB

Download
memory/1192-0-0x0000000000400000-0x00000000005A6000-memory.dmp

Filesize
1.6MB

Download
memory/1192-6-0x00000000023C0000-0x00000000023C1000-memory.dmp

Filesize
4KB

Download
memory/1192-8-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/1192-12-0x0000000002570000-0x0000000002572000-memory.dmp

Filesize
8KB

Download
memory/1192-23-0x0000000000400000-0x00000000005A6000-memory.dmp

Filesize
1.6MB

Download
memory/1192-1-0x00000000007A0000-0x00000000007E2000-memory.dmp

Filesize
264KB

Download
memory/1192-34-0x0000000000400000-0x00000000005A6000-memory.dmp

Filesize
1.6MB

Download
memory/2748-43-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-29-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-36-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-47-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-42-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-33-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-39-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-35-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-45-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-49-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-51-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-53-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-55-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-57-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2748-59-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads