remcos | f7c1e9684f43216c9927edaa229f71db824d3c64585c9496b7458951e6001172

General

Target

Trojan.MSIL.Hanoone.exe
Size

2.0MB
MD5

d0a57dccb86063c714f279e9858a14c0
SHA1

859fc7e9c24114cfed2220bc428ca45e515be87b
SHA256

f7c1e9684f43216c9927edaa229f71db824d3c64585c9496b7458951e6001172
SHA512

855048fe5c7c2c39e9ce99cd8f2b85862375e3e63376314bae366fcaa3d09a2de71db97dfafe574e259c1efa772deda6a725c9a85e62f09483b03c087ff5d0d3
SSDEEP

24576:zD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPj8/j73Anet9/wI:zp7E+QrFUBgq2Q

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

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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	Trojan.MSIL.Hanoone.exe

Executes dropped EXE 2 IoCs

pid	Process
2924	sbietrcl.exe
4244	sbietrcl.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-1-5-21-4182098368-2521458979-3782681353-1000\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 2924 set thread context of 4244	2924	sbietrcl.exe	90

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	Trojan.MSIL.Hanoone.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sbietrcl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sbietrcl.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
5008	Trojan.MSIL.Hanoone.exe
5008	Trojan.MSIL.Hanoone.exe
5008	Trojan.MSIL.Hanoone.exe
5008	Trojan.MSIL.Hanoone.exe
5008	Trojan.MSIL.Hanoone.exe
5008	Trojan.MSIL.Hanoone.exe
2924	sbietrcl.exe
2924	sbietrcl.exe
2924	sbietrcl.exe
2924	sbietrcl.exe
2924	sbietrcl.exe
2924	sbietrcl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5008	Trojan.MSIL.Hanoone.exe
Token: SeDebugPrivilege	2924	sbietrcl.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4244	sbietrcl.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 5008 wrote to memory of 2924	5008	Trojan.MSIL.Hanoone.exe	87
PID 5008 wrote to memory of 2924	5008	Trojan.MSIL.Hanoone.exe	87
PID 5008 wrote to memory of 2924	5008	Trojan.MSIL.Hanoone.exe	87
PID 2924 wrote to memory of 4244	2924	sbietrcl.exe	90
PID 2924 wrote to memory of 4244	2924	sbietrcl.exe	90
PID 2924 wrote to memory of 4244	2924	sbietrcl.exe	90
PID 2924 wrote to memory of 4244	2924	sbietrcl.exe	90
PID 2924 wrote to memory of 4244	2924	sbietrcl.exe	90
PID 2924 wrote to memory of 4244	2924	sbietrcl.exe	90
PID 2924 wrote to memory of 4244	2924	sbietrcl.exe	90
PID 2924 wrote to memory of 4244	2924	sbietrcl.exe	90
PID 2924 wrote to memory of 4244	2924	sbietrcl.exe	90

C:\Users\Admin\AppData\Local\Temp\Trojan.MSIL.Hanoone.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.MSIL.Hanoone.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5008
- 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:2924
- - 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:4244

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

Query Registry

1

T1012

System Information Discovery

2

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\Roaming\Microsoft\Windows\Templates\sbietrcl.exe

Filesize
2.0MB

MD5
fb51544b46091af9a2a7a2a64221fa0b

SHA1
7bbdb47c451423db844bf5ef6507340b14a92e0d

SHA256
480c94c9089f238565d53a107836345bc764446a33ac3cfa8024f545a2a464c2

SHA512
616313e397a5500107152939f17f40faafb92edd33913b85573b39449b0dbca9700301a1d7d7723d0856e76b166852c59c4b425bcb201fa10238b2de0dc6a5de

Download Submit
memory/2924-44-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/2924-32-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/2924-31-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/2924-30-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/2924-29-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/4244-41-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4244-42-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4244-47-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4244-43-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4244-38-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4244-36-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4244-33-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/5008-2-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/5008-3-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/5008-0-0x00000000750A2000-0x00000000750A3000-memory.dmp

Filesize
4KB

Download
memory/5008-17-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/5008-4-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/5008-1-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download
memory/5008-16-0x00000000750A2000-0x00000000750A3000-memory.dmp

Filesize
4KB

Download
memory/5008-28-0x00000000750A0000-0x0000000075651000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads