remcos | 2265eb3c65dff71ed9aba3048f1d4d3cc87626da9ec18f5973d6278395d8ff7b

General

Target

Order.exe
Size

980KB
MD5

dbf4514b992e86148170b073c34ce18d
SHA1

3df7fdba8af689ba6182556d7c68f2069e6cdb13
SHA256

f16c023a6032325bd87287d9da6176a49e0b4a278a3b5e6c5d39d1b17711c86f
SHA512

5a3c72daacd4afa9547c2ee63c1536ae8a040085d91aaf919150a4091800545917bd2d76ba121f6c9bca64026c40668b1ce60108c6632d1bc63fe2eff9cbae93
SSDEEP

24576:+PoloFJdaNfU5RmbQrC2s64a04q3/6/MblIbZqj:+AlgvIgRmbQB4DH37Ib

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

198.12.81.159:2560

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-3KTH9T
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5048 set thread context of 3972	5048	Order.exe	94

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5048	Order.exe
5048	Order.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5048	Order.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 3680	5048	Order.exe	93
PID 5048 wrote to memory of 3680	5048	Order.exe	93
PID 5048 wrote to memory of 3680	5048	Order.exe	93
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94
PID 5048 wrote to memory of 3972	5048	Order.exe	94

C:\Users\Admin\AppData\Local\Temp\Order.exe
"C:\Users\Admin\AppData\Local\Temp\Order.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Users\Admin\AppData\Local\Temp\Order.exe
  "C:\Users\Admin\AppData\Local\Temp\Order.exe"
  2⤵
  PID:3680
- C:\Users\Admin\AppData\Local\Temp\Order.exe
  "C:\Users\Admin\AppData\Local\Temp\Order.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3972-27-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-24-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-16-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-31-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-12-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3972-20-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5048-18-0x0000000074B00000-0x00000000752B0000-memory.dmp

Filesize
7.7MB

Download
memory/5048-6-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/5048-1-0x00000000007F0000-0x00000000008EA000-memory.dmp

Filesize
1000KB

Download
memory/5048-10-0x0000000009090000-0x000000000912C000-memory.dmp

Filesize
624KB

Download
memory/5048-0-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

Filesize
4KB

Download
memory/5048-9-0x0000000006800000-0x00000000068C0000-memory.dmp

Filesize
768KB

Download
memory/5048-8-0x0000000074B00000-0x00000000752B0000-memory.dmp

Filesize
7.7MB

Download
memory/5048-7-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

Filesize
4KB

Download
memory/5048-5-0x00000000052F0000-0x00000000052FA000-memory.dmp

Filesize
40KB

Download
memory/5048-4-0x0000000074B00000-0x00000000752B0000-memory.dmp

Filesize
7.7MB

Download
memory/5048-3-0x0000000005320000-0x00000000053B2000-memory.dmp

Filesize
584KB

Download
memory/5048-2-0x00000000058D0000-0x0000000005E74000-memory.dmp

Filesize
5.6MB

Download

Analysis

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