cybergate | 382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c

Analysis

max time kernel
151s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2022, 09:14

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General

Target

382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe
Size

300KB
MD5

213674aa3d3ba4b83a004bc853cf3090
SHA1

c416499e3faeb20628a4bafdb5c9e502f4266375
SHA256

382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c
SHA512

95087bc50fd967608cf17c0b5d3374cb474663a3b6ed089f2c4d6e6ea35a63f27ad7679383136dedf1437286902cf7b07332e7e354643b21631c1629d522730e
SSDEEP

6144:EoECH11rlICQND2od4U8x2WFLk9WlCRjTViLMwTlg38So:EAVgCaq0dhkM1M3

Score

10^/10

cybergate vítima persistence stealer trojan upx

Malware Config

Extracted

Family

cybergate

Version

2.7 Beta 02

Botnet

vítima

ghgh.zapto.org:82

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
you must instal flash player !
message_box_title
windows
password
abcd1234
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	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\server.exe"	vbc.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	vbc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\server.exe"	vbc.exe

Executes dropped EXE 2 IoCs

pid	Process
4292	server.exe
4984	server.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\{08B0E5JF-4FCB-11CF-AAA5-00401C6XX500}	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{08B0E5JF-4FCB-11CF-AAA5-00401C6XX500}\StubPath = "C:\\Windows\\system32\\install\\server.exe Restart"	vbc.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{08B0E5JF-4FCB-11CF-AAA5-00401C6XX500}	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{08B0E5JF-4FCB-11CF-AAA5-00401C6XX500}\StubPath = "C:\\Windows\\system32\\install\\server.exe"	explorer.exe

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1304-134-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1304-137-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1304-138-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1304-139-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/1304-141-0x0000000024010000-0x0000000024072000-memory.dmp	upx
behavioral2/memory/1304-146-0x0000000024080000-0x00000000240E2000-memory.dmp	upx
behavioral2/memory/3316-149-0x0000000024080000-0x00000000240E2000-memory.dmp	upx
behavioral2/memory/3316-152-0x0000000024080000-0x00000000240E2000-memory.dmp	upx
behavioral2/memory/1304-154-0x00000000240F0000-0x0000000024152000-memory.dmp	upx
behavioral2/memory/1304-161-0x0000000024160000-0x00000000241C2000-memory.dmp	upx
behavioral2/memory/1304-164-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4812-165-0x0000000024160000-0x00000000241C2000-memory.dmp	upx
behavioral2/memory/4812-166-0x0000000024160000-0x00000000241C2000-memory.dmp	upx
behavioral2/memory/4812-169-0x0000000024160000-0x00000000241C2000-memory.dmp	upx

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds 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\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\install\\server.exe"	vbc.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run	vbc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\install\\server.exe"	vbc.exe

Drops file in System32 directory 4 IoCs

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5116 set thread context of 1304	5116	382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe	81

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 2 IoCs

pid	Process
1304	vbc.exe
1304	vbc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4812	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4812	vbc.exe
Token: SeDebugPrivilege	4812	vbc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1304	vbc.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5116 wrote to memory of 1304	5116	382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe	81
PID 5116 wrote to memory of 1304	5116	382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe	81
PID 5116 wrote to memory of 1304	5116	382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe	81
PID 5116 wrote to memory of 1304	5116	382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe	81
PID 5116 wrote to memory of 1304	5116	382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe	81
PID 5116 wrote to memory of 1304	5116	382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe	81
PID 5116 wrote to memory of 1304	5116	382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe	81
PID 5116 wrote to memory of 1304	5116	382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe	81
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54
PID 1304 wrote to memory of 3092	1304	vbc.exe	54

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3092
- C:\Users\Admin\AppData\Local\Temp\382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe
  "C:\Users\Admin\AppData\Local\Temp\382f1fbf4cb0931d5f5feed2f5ad68fa37764acb8a7ab1c8c5cb72b6fb51068c.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:5116
- - 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:1304
  - - C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      4⤵
      Modifies Installed Components in the registry
      PID:3316
    - - C:\Windows\SysWOW64\install\server.exe
        
        "C:\Windows\system32\install\server.exe"
        5⤵
        Executes dropped EXE
        
        PID:4292
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      PID:2016
  - - 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:4812
    - - C:\Windows\SysWOW64\install\server.exe
        
        "C:\Windows\system32\install\server.exe"
        5⤵
        Executes dropped EXE
        
        PID:4984

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
230KB

MD5
e4711dd469de7115c2920f537eaa6c0b

SHA1
76a6ce9d6736d55cf43841a1241a42b7eb14a178

SHA256
5f097ff57355ee103f30873baa6ea9d37f9a0740c49bcfe0165173e590b91083

SHA512
8949882554114531d6069e46a19d5296f6777948997e5ef7532f4fded660c2a4da7e4b5a5c799d77b5577764fe562579950f407af8044c8d4adc0f67d8a5a713

Download Submit
C:\Windows\SysWOW64\install\server.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
C:\Windows\SysWOW64\install\server.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
C:\Windows\SysWOW64\install\server.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/1304-139-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1304-154-0x00000000240F0000-0x0000000024152000-memory.dmp

Filesize
392KB

Download
memory/1304-141-0x0000000024010000-0x0000000024072000-memory.dmp

Filesize
392KB

Download
memory/1304-134-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1304-146-0x0000000024080000-0x00000000240E2000-memory.dmp

Filesize
392KB

Download
memory/1304-138-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1304-137-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1304-164-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1304-161-0x0000000024160000-0x00000000241C2000-memory.dmp

Filesize
392KB

Download
memory/3316-152-0x0000000024080000-0x00000000240E2000-memory.dmp

Filesize
392KB

Download
memory/3316-149-0x0000000024080000-0x00000000240E2000-memory.dmp

Filesize
392KB

Download
memory/4812-165-0x0000000024160000-0x00000000241C2000-memory.dmp

Filesize
392KB

Download
memory/4812-166-0x0000000024160000-0x00000000241C2000-memory.dmp

Filesize
392KB

Download
memory/4812-169-0x0000000024160000-0x00000000241C2000-memory.dmp

Filesize
392KB

Download
memory/5116-136-0x0000000075360000-0x0000000075911000-memory.dmp

Filesize
5.7MB

Download
memory/5116-132-0x0000000075360000-0x0000000075911000-memory.dmp

Filesize
5.7MB

Download