remcos | 002aeadf32f98581c71dde30ab033f86a8f356041a6a704244179890ccd30b01

General

Target

Trojan.MSIL.Hanoone.exe
Size

2.2MB
MD5

f2d08be71e213bda1e76f6e553e70230
SHA1

36862f1f19b3ec7355f2d025ce5376e9f0f07fd6
SHA256

002aeadf32f98581c71dde30ab033f86a8f356041a6a704244179890ccd30b01
SHA512

bc10de897a5979bd07f21619b6f3daaf0e53b8eb572350e005c8c3776a3276865ed105beacec18d2484712c2064f8fc6d6287423d2a40af41af18e51fc9d9d65
SSDEEP

24576:bD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPjYF4avnXJJJc:bp7E+QrFUBgq2Snq

Score

10^/10

remcos host credential_access discovery persistence rat spyware stealer

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

213.183.58.19:4000

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
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
read.dat
keylog_flag
false
keylog_folder
CastC
keylog_path
%AppData%
mouse_option
false
mutex
remcos_sccafsoidz
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screens
screenshot_path
%AppData%
screenshot_time
1
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
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Executes dropped EXE 2 IoCs

pid	Process
2244	sbietrcl.exe
2896	sbietrcl.exe

Loads dropped DLL 1 IoCs

pid	Process
1920	Trojan.MSIL.Hanoone.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\sbietrcl.exe"	Trojan.MSIL.Hanoone.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2244 set thread context of 2896	2244	sbietrcl.exe	31

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	sbietrcl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sbietrcl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.MSIL.Hanoone.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1920	Trojan.MSIL.Hanoone.exe
1920	Trojan.MSIL.Hanoone.exe
1920	Trojan.MSIL.Hanoone.exe
1920	Trojan.MSIL.Hanoone.exe
1920	Trojan.MSIL.Hanoone.exe
1920	Trojan.MSIL.Hanoone.exe
2244	sbietrcl.exe
2244	sbietrcl.exe
2244	sbietrcl.exe
2244	sbietrcl.exe
2244	sbietrcl.exe
2244	sbietrcl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1920	Trojan.MSIL.Hanoone.exe
Token: SeDebugPrivilege	2244	sbietrcl.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2896	sbietrcl.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 2244	1920	Trojan.MSIL.Hanoone.exe	30
PID 1920 wrote to memory of 2244	1920	Trojan.MSIL.Hanoone.exe	30
PID 1920 wrote to memory of 2244	1920	Trojan.MSIL.Hanoone.exe	30
PID 1920 wrote to memory of 2244	1920	Trojan.MSIL.Hanoone.exe	30
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31
PID 2244 wrote to memory of 2896	2244	sbietrcl.exe	31

C:\Users\Admin\AppData\Local\Temp\Trojan.MSIL.Hanoone.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.MSIL.Hanoone.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabB97F.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe

Filesize
2.2MB

MD5
8b5971490e8fdc20d9f873643437af25

SHA1
9332dcb2340d19341a206372bc12ea080bc0e24d

SHA256
3caa8ff30ac5ac32479c47847384c1c8e8e1b7f769f8d2e769399a8a033c97d7

SHA512
7ee495da2d1a15b6d228eb54e1ac830de2a53c9c6b0270f5834035e44607467af6a6a588828589ab42ec7ced994eeaaf7a26a0d637a56121a7ce80c5a15361f5

Download Submit
memory/1920-1-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1920-10-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1920-9-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1920-28-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1920-0-0x0000000074DA1000-0x0000000074DA2000-memory.dmp

Filesize
4KB

Download
memory/2244-59-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/2244-37-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/2244-38-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/2244-39-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/2244-29-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/2896-42-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-48-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2896-47-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-44-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-50-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-40-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-46-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-58-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-55-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-54-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-53-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-60-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-63-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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