cybergate | f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a

Analysis

max time kernel
178s
max time network
185s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2022, 11:16

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General

Target

f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
Size

290KB
MD5

4e2f02af99a8cc0d8ba262ec3b4a74d9
SHA1

8367dafd621ba7c84a07b41e448226a7b33532e6
SHA256

f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a
SHA512

d7066a022e36fb52dc6bab1d790ff67b6ad4a4a201b1aa863cdd3f6a43c9271ecb5555ab48993d68aca9d9a6e81cd882996671b9d8357c1883ea48f6469adbd1
SSDEEP

6144:4mcD66RRjw5JGmrpQsK3RD2u270jupCJsCxCe:RcD663NZ2zkPaCx7

Score

10^/10

cybergate vítima persistence stealer trojan upx

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

vítima

sysinfo.no-ip.org:8000

Mutex

***MUTEX***

Attributes

enable_keylogger
true
enable_message_box
true
ftp_directory
./logs/
ftp_interval
30
injected_process
explorer.exe
install_dir
install
install_file
server.exe
install_flag
true
keylogger_enable_ftp
false
message_box_caption
Arquivo Corrompido!!! Clique em Ok para finalizar.
message_box_title
Mensagem
password
123456
regkey_hkcu
HKCU
regkey_hklm
HKLM

Signatures

CyberGate, Rebhip
CyberGate is a lightweight remote administration tool with a wide array of functionalities.
trojan stealer cybergate

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "c:\\dir\\install\\install\\server.exe"	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "c:\\dir\\install\\install\\server.exe"	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe

Executes dropped EXE 3 IoCs

pid	Process
4760	server.exe
4996	server.exe
772	server.exe

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{TU8MD4XK-SAI4-2OLR-KMH8-VA7PINN0828W}	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{TU8MD4XK-SAI4-2OLR-KMH8-VA7PINN0828W}\StubPath = "c:\\dir\\install\\install\\server.exe Restart"	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4760-139-0x0000000024010000-0x0000000024072000-memory.dmp	upx
behavioral2/memory/4996-142-0x0000000024010000-0x0000000024072000-memory.dmp	upx
behavioral2/memory/4996-146-0x0000000024010000-0x0000000024072000-memory.dmp	upx
behavioral2/memory/4996-147-0x0000000024010000-0x0000000024072000-memory.dmp	upx

Checks computer location settings 2 TTPs 2 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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	server.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "c:\\dir\\install\\install\\server.exe"	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "c:\\dir\\install\\install\\server.exe"	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5088	772	WerFault.exe	86

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4996	server.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4996	server.exe
Token: SeDebugPrivilege	4996	server.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4840	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4840 wrote to memory of 4760	4840	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe	84
PID 4840 wrote to memory of 4760	4840	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe	84
PID 4840 wrote to memory of 4760	4840	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe	84
PID 4840 wrote to memory of 2212	4840	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe	23
PID 4840 wrote to memory of 2212	4840	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe	23
PID 4840 wrote to memory of 2212	4840	f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe	23
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85
PID 4760 wrote to memory of 4996	4760	server.exe	85

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2212
- C:\Users\Admin\AppData\Local\Temp\f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe
  "C:\Users\Admin\AppData\Local\Temp\f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a.exe"
  2⤵
  - Adds policy Run key to start application
  - Modifies Installed Components in the registry
  - Checks computer location settings
  - Adds Run key to start application
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4840
- - C:\dir\install\install\server.exe
    "C:\dir\install\install\server.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:4760
  - - C:\dir\install\install\server.exe
      "C:\dir\install\install\server.exe"
      4⤵
      Executes dropped EXE
      Checks computer location settings
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      PID:4996
    - - C:\dir\install\install\server.exe
        
        "C:\dir\install\install\server.exe"
        5⤵
        Executes dropped EXE
        
        PID:772
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 540
        6⤵
        Program crash
        
        PID:5088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 772 -ip 772
1⤵
PID:3064

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\XX--XX--XX.txt

Filesize
229KB

MD5
e542252d8addaa6f80bc764ab7fe80ab

SHA1
1a7a44ef8ff86a9481334d9148fe562791b630a8

SHA256
4a56f0f4b8763ad35c4fad9f97e0889a7ca8b97c07b304704430fd75b78a30e2

SHA512
c71d04d2ea7d98b4015ab78fede76adfe5f03d8a4b2d004da3f6c4717c2475aba5a283ccde3f68b12d75481c93213f0ab157ae3017ae3d06287f9574cb1ddbb0

Download Submit
C:\dir\install\install\server.exe

Filesize
290KB

MD5
4e2f02af99a8cc0d8ba262ec3b4a74d9

SHA1
8367dafd621ba7c84a07b41e448226a7b33532e6

SHA256
f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a

SHA512
d7066a022e36fb52dc6bab1d790ff67b6ad4a4a201b1aa863cdd3f6a43c9271ecb5555ab48993d68aca9d9a6e81cd882996671b9d8357c1883ea48f6469adbd1

Download Submit
C:\dir\install\install\server.exe

Filesize
290KB

MD5
4e2f02af99a8cc0d8ba262ec3b4a74d9

SHA1
8367dafd621ba7c84a07b41e448226a7b33532e6

SHA256
f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a

SHA512
d7066a022e36fb52dc6bab1d790ff67b6ad4a4a201b1aa863cdd3f6a43c9271ecb5555ab48993d68aca9d9a6e81cd882996671b9d8357c1883ea48f6469adbd1

Download Submit
C:\dir\install\install\server.exe

Filesize
290KB

MD5
4e2f02af99a8cc0d8ba262ec3b4a74d9

SHA1
8367dafd621ba7c84a07b41e448226a7b33532e6

SHA256
f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a

SHA512
d7066a022e36fb52dc6bab1d790ff67b6ad4a4a201b1aa863cdd3f6a43c9271ecb5555ab48993d68aca9d9a6e81cd882996671b9d8357c1883ea48f6469adbd1

Download Submit
C:\dir\install\install\server.exe

Filesize
290KB

MD5
4e2f02af99a8cc0d8ba262ec3b4a74d9

SHA1
8367dafd621ba7c84a07b41e448226a7b33532e6

SHA256
f6681026b4ec31c7fb85d41a3285f46853b36ab0543737e7bf5b2ad8f2c5302a

SHA512
d7066a022e36fb52dc6bab1d790ff67b6ad4a4a201b1aa863cdd3f6a43c9271ecb5555ab48993d68aca9d9a6e81cd882996671b9d8357c1883ea48f6469adbd1

Download Submit
memory/4760-139-0x0000000024010000-0x0000000024072000-memory.dmp

Filesize
392KB

Download
memory/4996-142-0x0000000024010000-0x0000000024072000-memory.dmp

Filesize
392KB

Download
memory/4996-146-0x0000000024010000-0x0000000024072000-memory.dmp

Filesize
392KB

Download
memory/4996-147-0x0000000024010000-0x0000000024072000-memory.dmp

Filesize
392KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads