cybergate | f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b

General

Target

f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe
Size

575KB
MD5

09dfa841a99ea12b8e963d0d11316aab
SHA1

e66b59521081536eb539279c4da561fe3eadfc7e
SHA256

f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b
SHA512

6a27adf46a3b10fb8d3f31aea572ebc7bf116c5ebfa81aefe6a85a83ce2ff7e4678412b70fa2debf3c82cb0b7b89e61bedfcff2e8fd83db6b4cb20a73cd08545
SSDEEP

12288:ZaQBHFgW600JCwMvxNyQtt6Li/YaX5U16A617lhLxgZtQzcAvjC3//2K+dvZy5UL:Zlw631/qAjCPMZOUHR

Score

10^/10

cybergate hack persistence stealer trojan upx

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

Hack

C2

127.0.0.1:81

Mutex

VD43DX8B8QF451

Attributes

enable_keylogger
true
enable_message_box
true
ftp_directory
./logs/
ftp_interval
30
injected_process
explorer.exe
install_dir
Windir
install_file
svchsot.exe
install_flag
true
keylogger_enable_ftp
false
message_box_caption
Remote Administration anywhere in the world.
message_box_title
CyberGate
password
123

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

Processes:

vbc.exe

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\\Windir\\svchsot.exe"	vbc.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	vbc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\Windir\\svchsot.exe"	vbc.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

vbc.exeexplorer.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{45N25537-C3UX-VEB1-EV61-20248L7HQE3O}\StubPath = "C:\\Windows\\system32\\Windir\\svchsot.exe Restart"	vbc.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{45N25537-C3UX-VEB1-EV61-20248L7HQE3O}	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{45N25537-C3UX-VEB1-EV61-20248L7HQE3O}\StubPath = "C:\\Windows\\system32\\Windir\\svchsot.exe"	explorer.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{45N25537-C3UX-VEB1-EV61-20248L7HQE3O}	vbc.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4388-141-0x0000000010410000-0x0000000010475000-memory.dmp	upx
behavioral2/memory/4388-146-0x0000000010480000-0x00000000104E5000-memory.dmp	upx
behavioral2/memory/2692-149-0x0000000010480000-0x00000000104E5000-memory.dmp	upx
behavioral2/memory/2692-150-0x0000000010480000-0x00000000104E5000-memory.dmp	upx
behavioral2/memory/4388-154-0x00000000104F0000-0x0000000010555000-memory.dmp	upx
behavioral2/memory/2692-160-0x0000000010480000-0x00000000104E5000-memory.dmp	upx

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Drops file in System32 directory 2 IoCs

Processes:

vbc.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Windir\svchsot.exe	vbc.exe
File created	C:\Windows\SysWOW64\Windir\svchsot.exe	vbc.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe

description	pid	process	target process
PID 3200 set thread context of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe

Drops file in Windows directory 1 IoCs

Processes:

dw20.exe

description ioc process

File created C:\Windows\AppCompat\Programs\Amcache.hve.tmp dw20.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exevbc.exe

pid process

3200 f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe
4388 vbc.exe
4388 vbc.exe

description	ioc	process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe

pid	process
3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe
4388	vbc.exe
4388	vbc.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exeexplorer.exedw20.exe

description	pid	process
Token: SeDebugPrivilege	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe
Token: SeBackupPrivilege	2692	explorer.exe
Token: SeRestorePrivilege	2692	explorer.exe
Token: SeRestorePrivilege	1732	dw20.exe
Token: SeBackupPrivilege	1732	dw20.exe
Token: SeBackupPrivilege	1732	dw20.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

vbc.exe

pid process

4388 vbc.exe

pid	process
4388	vbc.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exevbc.exe

description	pid	process	target process
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 3200 wrote to memory of 4388	3200	f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe	vbc.exe
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE
PID 4388 wrote to memory of 2468	4388	vbc.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2468

C:\Users\Admin\AppData\Local\Temp\f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe
"C:\Users\Admin\AppData\Local\Temp\f81a720ff5018e33e4bf3c54e2351fe8b76fed77be3dade613430f39e1acb02b.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3200

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
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4388

C:\Windows\SysWOW64\explorer.exe
explorer.exe
4⤵
- Modifies Installed Components in the registry
- Suspicious use of AdjustPrivilegeToken
PID:2692

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
4⤵
PID:1700

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
4⤵
PID:3120

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 1464
3⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1732

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Scripting

1

T1064

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Admin2.txt
Filesize
224KB

MD5
5d8209a34c398845117d3a5fab40d99a

SHA1
eca2d69f87f80a1d3de3161a23166a8a31198800

SHA256
7be7d425a6fa279131706e28b06d2e1c03ef01806e6a9806c3e95b212e00aacf

SHA512
0733dbfba77a589f16a9c3ab849fb7cdee2c56f52246548467d63bc24fc092c58eca44530e7f6b2b644bab6006c48789428abb82cbe6b2b2d1dd834abb3633d1

Download Submit
C:\Windows\SysWOW64\Windir\svchsot.exe
Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/1732-155-0x0000000000000000-mapping.dmp

Download
memory/2692-149-0x0000000010480000-0x00000000104E5000-memory.dmp

Filesize
404KB

Download
memory/2692-160-0x0000000010480000-0x00000000104E5000-memory.dmp

Filesize
404KB

Download
memory/2692-150-0x0000000010480000-0x00000000104E5000-memory.dmp

Filesize
404KB

Download
memory/2692-145-0x0000000000000000-mapping.dmp

Download
memory/3120-159-0x0000000000000000-mapping.dmp

Download
memory/3200-132-0x0000000074A50000-0x0000000075001000-memory.dmp

Filesize
5.7MB

Download
memory/3200-138-0x0000000074A50000-0x0000000075001000-memory.dmp

Filesize
5.7MB

Download
memory/4388-136-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4388-146-0x0000000010480000-0x00000000104E5000-memory.dmp

Filesize
404KB

Download
memory/4388-141-0x0000000010410000-0x0000000010475000-memory.dmp

Filesize
404KB

Download
memory/4388-139-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4388-137-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4388-135-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4388-154-0x00000000104F0000-0x0000000010555000-memory.dmp

Filesize
404KB

Download
memory/4388-134-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4388-133-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads