remcos | 92c459b677130c62f0a34f1b77f26c098e04212bb56d7906f8aad278d37394cb

General

Target

Trojan.MSIL.Hanoone.exe
Size

2.1MB
MD5

f3170f0a9fbd0466bac6cf8757d89b70
SHA1

561c35ef1b516e0c28d775b9a50486104d3078a3
SHA256

92c459b677130c62f0a34f1b77f26c098e04212bb56d7906f8aad278d37394cb
SHA512

fcfb2910781a8d2409da48cac8396a40f2aaf54532fa58ad6882cbb7316bfbed3dd4eb0c76f2eca29c00f8ccbd5ffb5c79d1660b539103f76e9fb5193fd27f3a
SSDEEP

24576:uD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPj8/j73AneLKJJ+4M:up7E+QrFUBgq23M

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
2860	sbietrcl.exe
1480	sbietrcl.exe

Loads dropped DLL 1 IoCs

pid	Process
1960	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-1-5-21-457978338-2990298471-2379561640-1000\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 2860 set thread context of 1480	2860	sbietrcl.exe	32

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
1960	Trojan.MSIL.Hanoone.exe
1960	Trojan.MSIL.Hanoone.exe
1960	Trojan.MSIL.Hanoone.exe
1960	Trojan.MSIL.Hanoone.exe
1960	Trojan.MSIL.Hanoone.exe
1960	Trojan.MSIL.Hanoone.exe
2860	sbietrcl.exe
2860	sbietrcl.exe
2860	sbietrcl.exe
2860	sbietrcl.exe
2860	sbietrcl.exe
2860	sbietrcl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1960	Trojan.MSIL.Hanoone.exe
Token: SeDebugPrivilege	2860	sbietrcl.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1480	sbietrcl.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2860	1960	Trojan.MSIL.Hanoone.exe	31
PID 1960 wrote to memory of 2860	1960	Trojan.MSIL.Hanoone.exe	31
PID 1960 wrote to memory of 2860	1960	Trojan.MSIL.Hanoone.exe	31
PID 1960 wrote to memory of 2860	1960	Trojan.MSIL.Hanoone.exe	31
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32
PID 2860 wrote to memory of 1480	2860	sbietrcl.exe	32

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:1960
- 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:2860
- - 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:1480

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\CabB95.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

Filesize
2.1MB

MD5
e7877ecdad2b3ae78fa3e8b4f261dde9

SHA1
6f1dcb05578deb46c3fcb1cd875edc34ae438bbe

SHA256
461df8809f8e7c86048edcf2a61f1c0ce6906610a83d569738cabbfd7b242972

SHA512
b2182fa224db08c95d67d2143b96cee5946e2f53ff024c05cd34a5f9e00d65d2194bec5821ed7b468d977e1eb542ab9ff1f794e56d8d9a9eb3d60051a5bf6946

Download Submit
memory/1480-44-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-46-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-52-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1480-67-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-50-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-64-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-60-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-48-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-63-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-59-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-58-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-54-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1480-42-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1960-2-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/1960-10-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/1960-0-0x0000000074321000-0x0000000074322000-memory.dmp

Filesize
4KB

Download
memory/1960-11-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/1960-1-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/1960-30-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/1960-23-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/2860-32-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/2860-41-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/2860-57-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/2860-40-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/2860-31-0x0000000074320000-0x00000000748CB000-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