cybergate | 1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4

Analysis

max time kernel
187s
max time network
193s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 15:42

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General

Target

1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe
Size

972KB
MD5

0019a6892f759b7fe99190f09e0a53ac
SHA1

8e0b0ed696443ca197a663dbc4e188646f0c82c3
SHA256

1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4
SHA512

1abc4dc883f81075e061ceb2e1255038dca2335f730a662a27c6aed8ebc191f8a125bfebe0651cc4a8d1214a093af21f84a75c850b03c899818a191a8b5dd885
SSDEEP

12288:da2ghIns7Dsw1z60yeyKT3Kr/w3jcs5ET4D2WPuuEPBZMZ95fHr6ojUqZ5OLQVPK:dy6szWrIjwUD5y5WLwMRttg7EOOuH

Score

10^/10

cybergate wessel234 persistence stealer trojan upx

Malware Config

Extracted

Family

cybergate

Version

v1.03.0

Botnet

wessel234

wessel234.zapto.org:80

Mutex

5E0QG1FI732DK0

Attributes

enable_keylogger
true
enable_message_box
false
ftp_directory
./logs/
ftp_interval
30
injected_process
explorer.exe
install_dir
WinDir
install_file
Svchost.exe
install_flag
true
keylogger_enable_ftp
false
message_box_caption
Remote Administration anywhere in the world.
message_box_title
CyberGate
password
fcassend1
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
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\WinDir\\Svchost.exe"	vbc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\WinDir\\Svchost.exe"	vbc.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	vbc.exe

Executes dropped EXE 2 IoCs

pid	Process
1340	Svchost.exe
4852	Svchost.exe

Modifies Installed Components in the registry 2 TTPs 4 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\{0C02F356-48CE-8T77-O7XA-42Q38K1FS46E}	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{0C02F356-48CE-8T77-O7XA-42Q38K1FS46E}\StubPath = "C:\\Windows\\system32\\WinDir\\Svchost.exe Restart"	vbc.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{0C02F356-48CE-8T77-O7XA-42Q38K1FS46E}	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{0C02F356-48CE-8T77-O7XA-42Q38K1FS46E}\StubPath = "C:\\Windows\\system32\\WinDir\\Svchost.exe"	explorer.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2136-141-0x0000000024010000-0x0000000024071000-memory.dmp	upx
behavioral2/memory/2136-146-0x0000000024080000-0x00000000240E1000-memory.dmp	upx
behavioral2/memory/4432-149-0x0000000024080000-0x00000000240E1000-memory.dmp	upx
behavioral2/memory/4432-152-0x0000000024080000-0x00000000240E1000-memory.dmp	upx
behavioral2/memory/2136-154-0x00000000240F0000-0x0000000024151000-memory.dmp	upx
behavioral2/memory/2136-159-0x0000000024160000-0x00000000241C1000-memory.dmp	upx
behavioral2/memory/3592-162-0x0000000024160000-0x00000000241C1000-memory.dmp	upx
behavioral2/memory/3592-166-0x0000000024160000-0x00000000241C1000-memory.dmp	upx
behavioral2/memory/3592-169-0x0000000024160000-0x00000000241C1000-memory.dmp	upx

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run	vbc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\WinDir\\Svchost.exe"	vbc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1Hack = "C:\\Users\\Admin\\AppData\\Roaming\\1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe"	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe"	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\WinDir\\Svchost.exe"	vbc.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\WinDir\Svchost.exe	vbc.exe
File opened for modification	C:\Windows\SysWOW64\WinDir\Svchost.exe	vbc.exe
File opened for modification	C:\Windows\SysWOW64\WinDir\	vbc.exe
File created	C:\Windows\SysWOW64\WinDir\Svchost.exe	vbc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3208 set thread context of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	vbc.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe
2136	vbc.exe
2136	vbc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3592	vbc.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe
Token: SeDebugPrivilege	3592	vbc.exe
Token: SeDebugPrivilege	3592	vbc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2136	vbc.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 3208 wrote to memory of 2136	3208	1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe	83
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41
PID 2136 wrote to memory of 372	2136	vbc.exe	41

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:372
- C:\Users\Admin\AppData\Local\Temp\1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe
  "C:\Users\Admin\AppData\Local\Temp\1a6cac274ff9b751f141dda173209b9c52f9eb1141d4cd712919050fceb805d4.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3208
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    3⤵
    - Adds policy Run key to start application
    - Modifies Installed Components in the registry
    - Adds Run key to start application
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2136
  - - C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      4⤵
      Modifies Installed Components in the registry
      PID:4432
    - - C:\Windows\SysWOW64\WinDir\Svchost.exe
        
        "C:\Windows\system32\WinDir\Svchost.exe"
        5⤵
        Executes dropped EXE
        
        PID:1340
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      PID:4048
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
      4⤵
      Drops file in System32 directory
      Modifies registry class
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      PID:3592
    - - C:\Windows\SysWOW64\WinDir\Svchost.exe
        
        "C:\Windows\system32\WinDir\Svchost.exe"
        5⤵
        Executes dropped EXE
        
        PID:4852

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
221KB

MD5
ac7486137d9ef94f7df92570e4be0327

SHA1
0b2dccf117d72f634f2ee8724e2669c1213b6533

SHA256
d96c44531b404044dfd74476c04772cb3fb6905b0f9381e657c6a3b851bc89a4

SHA512
5fe85f6c33eff058fbc07fa7a2f164b0f10a64911fab2f0dd8d4d9989806f12fd21dc3454aacc2ec7ae4a4a6aaafc9a857848dcc4d90449b7097f93990e84b17

Download Submit
C:\Windows\SysWOW64\WinDir\Svchost.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
C:\Windows\SysWOW64\WinDir\Svchost.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
C:\Windows\SysWOW64\WinDir\Svchost.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/2136-138-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2136-163-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2136-139-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2136-141-0x0000000024010000-0x0000000024071000-memory.dmp

Filesize
388KB

Download
memory/2136-146-0x0000000024080000-0x00000000240E1000-memory.dmp

Filesize
388KB

Download
memory/2136-134-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2136-136-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2136-135-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2136-154-0x00000000240F0000-0x0000000024151000-memory.dmp

Filesize
388KB

Download
memory/2136-159-0x0000000024160000-0x00000000241C1000-memory.dmp

Filesize
388KB

Download
memory/3208-137-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/3208-132-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/3592-162-0x0000000024160000-0x00000000241C1000-memory.dmp

Filesize
388KB

Download
memory/3592-166-0x0000000024160000-0x00000000241C1000-memory.dmp

Filesize
388KB

Download
memory/3592-169-0x0000000024160000-0x00000000241C1000-memory.dmp

Filesize
388KB

Download
memory/4432-152-0x0000000024080000-0x00000000240E1000-memory.dmp

Filesize
388KB

Download
memory/4432-149-0x0000000024080000-0x00000000240E1000-memory.dmp

Filesize
388KB

Download