cybergate | 7df42715e9ac3291391fee47cdd2d17953f08b446b115a20057c6f5597d04c7a

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 22:16

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General

Target

3f6c54a9f85391e4dd50846190189032.exe
Size

896KB
MD5

3f6c54a9f85391e4dd50846190189032
SHA1

686e909d5fb30943a1b34cc6719e2ef76efe2e99
SHA256

7df42715e9ac3291391fee47cdd2d17953f08b446b115a20057c6f5597d04c7a
SHA512

9394b47b27145659108d8ecc60df2b74a1340e66b267de666c4f4fc0ad60c2844a5c88e10691fd5b548b19ff92f33923f6735df1375a88edcb8f19f3c2ae581f
SSDEEP

24576:U+9jpSIR/998CGPMAkqAyt9kkQ1bNWxMbG:DjQBDAyt9ktUn

Score

10^/10

cybergate remote persistence stealer trojan upx

Malware Config

Extracted

Family

cybergate

Version

v1.05.1

Botnet

remote

127.0.0.1:81

fenerli1907.no-ip.biz:81

Mutex

6HTML1R8472C5Q

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
filevw61.OCX Error
message_box_title
Error
password
1234
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

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	Crypted.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\install\\server.exe"	Crypted.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	Crypted.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\install\\server.exe"	Crypted.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{3J8WYFF1-W284-8QF4-BA65-4664XG65L25P}	Crypted.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3J8WYFF1-W284-8QF4-BA65-4664XG65L25P}\StubPath = "C:\\Windows\\install\\server.exe Restart"	Crypted.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{3J8WYFF1-W284-8QF4-BA65-4664XG65L25P}	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3J8WYFF1-W284-8QF4-BA65-4664XG65L25P}\StubPath = "C:\\Windows\\install\\server.exe"	explorer.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	3f6c54a9f85391e4dd50846190189032.exe

Executes dropped EXE 2 IoCs

pid	Process
2796	Crypted.exe
4760	server.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000700000002321e-13.dat	upx
behavioral2/memory/2796-16-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/2796-23-0x0000000010410000-0x0000000010471000-memory.dmp	upx
behavioral2/memory/2796-83-0x0000000010480000-0x00000000104E1000-memory.dmp	upx
behavioral2/memory/864-88-0x0000000010480000-0x00000000104E1000-memory.dmp	upx
behavioral2/memory/864-87-0x0000000010480000-0x00000000104E1000-memory.dmp	upx
behavioral2/memory/4408-153-0x00000000104F0000-0x0000000010551000-memory.dmp	upx
behavioral2/memory/2796-155-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/4760-175-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral2/memory/864-396-0x0000000010480000-0x00000000104E1000-memory.dmp	upx
behavioral2/memory/4408-400-0x00000000104F0000-0x0000000010551000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\install\\server.exe"	Crypted.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\install\\server.exe"	Crypted.exe

Drops file in Windows directory 2 IoCs

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

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1952	4760	WerFault.exe	98

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4408	explorer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4408	explorer.exe
Token: SeDebugPrivilege	4408	explorer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2796	Crypted.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3324 wrote to memory of 2796	3324	3f6c54a9f85391e4dd50846190189032.exe	94
PID 3324 wrote to memory of 2796	3324	3f6c54a9f85391e4dd50846190189032.exe	94
PID 3324 wrote to memory of 2796	3324	3f6c54a9f85391e4dd50846190189032.exe	94
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42
PID 2796 wrote to memory of 3444	2796	Crypted.exe	42

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3444
- C:\Users\Admin\AppData\Local\Temp\3f6c54a9f85391e4dd50846190189032.exe
  "C:\Users\Admin\AppData\Local\Temp\3f6c54a9f85391e4dd50846190189032.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3324
- - C:\Users\Admin\AppData\Local\Temp\Crypted.exe
    "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
    3⤵
    - Adds policy Run key to start application
    - Modifies Installed Components in the registry
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in Windows directory
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2796
  - - C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      4⤵
      Modifies Installed Components in the registry
      PID:864
  - - C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      4⤵
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      PID:4408
    - - C:\Windows\install\server.exe
        
        "C:\Windows\install\server.exe"
        5⤵
        Executes dropped EXE
        
        PID:4760
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4760 -s 576
        6⤵
        Program crash
        
        PID:1952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4760 -ip 4760
1⤵
PID:1888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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\Crypted.exe

Filesize
267KB

MD5
88d8e598c89fbec0dcec5436f99e250b

SHA1
710a793b01cdfb4a3f68b5d9628edd664014948f

SHA256
9e7de1a076834791767207fb07ee73a96592e78f15c618da7c5396fffa3c7d42

SHA512
cb6a63f82c2e8f08dc305c4d235cb75c150889469e3a65c93da2d63dbea2190a92faa8f92256cdf6098abb71996fb6fa4842fb4db3965f1b9a988ef202552fe3

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

Filesize
134KB

MD5
a8508735d64ba770b59428477e6afb8b

SHA1
9a1ae01501f2acb053d21132a6b9d6f78b6ca604

SHA256
79cb94066033d14a1c7836f5108c8c2e6ea1d0ef21f6c34cdeca29686415b982

SHA512
8cb73ddf5b4748e782193050a6b2889b0699505e9eb2408b3d690c42e0da26fb992f245683180790dc9720f63f838d8e48da268d9837feba6205c8dd1dce360a

Download Submit
C:\Users\Admin\AppData\Local\Temp\XxX.xXx

Filesize
8B

MD5
bb196e83cfb953227d231e610a39746a

SHA1
749820aebe2a44d89cc0e3ee4f3c17ddf78e7e2e

SHA256
e09bcee7a2d5c6bf05f25d3c53bfc335d43621e77ff41d87323253192db5f12e

SHA512
a824175e154c33ad3ff680574b5b053391f1b84a45afe2d67c6e99000a0c1ca33f2975e7dd63e3e1e09ae78c7e51bd03568db3f19d6d01a4f1768e32868fb296

Download Submit
C:\Users\Admin\AppData\Local\Temp\XxX.xXx

Filesize
8B

MD5
4f400310c352efc0dc990638f3753b01

SHA1
63fd39e0d75eee83bc3973a3e38c7d0e74f370ff

SHA256
274cfba485ab81687b9e82ceeadaada4c9330f12075d45500dccbb9278c47246

SHA512
045e8a3591c690b6f16800984e57fd15cea58993e3ccb2a22ff9ea150319458a7a2a913da4338856b8ab93f427c369413cb9d0245af49cc6a4a06cf2c8fdd04c

Download Submit
C:\Users\Admin\AppData\Local\Temp\XxX.xXx

Filesize
8B

MD5
df5ac26638825a5ec6234499e34e595b

SHA1
f29ed1fb4f409c693f489ba8717ecb6d65d48c2b

SHA256
fbc008e0c7f218cb464ef172df30ca354ead2690bd574f6305740f4dce617cad

SHA512
02cbc680ff7102c7f1a2fd833ad15b3040b53dd3e8a09889ebb492216cb70283f74600be034d7e39daf0a200224909ef50834ca8a07d270db20db86f0eb32cff

Download Submit
C:\Users\Admin\AppData\Roaming\cglogs.dat

Filesize
15B

MD5
bf3dba41023802cf6d3f8c5fd683a0c7

SHA1
466530987a347b68ef28faad238d7b50db8656a5

SHA256
4a8e75390856bf822f492f7f605ca0c21f1905172f6d3ef610162533c140507d

SHA512
fec60f447dcc90753d693014135e24814f6e8294f6c0f436bc59d892b24e91552108dba6cf5a6fa7c0421f6d290d1bafee9f9f2d95ea8c4c05c2ad0f7c1bb314

Download Submit
memory/864-28-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download
memory/864-396-0x0000000010480000-0x00000000104E1000-memory.dmp

Filesize
388KB

Download
memory/864-86-0x00000000033E0000-0x00000000033E1000-memory.dmp

Filesize
4KB

Download
memory/864-87-0x0000000010480000-0x00000000104E1000-memory.dmp

Filesize
388KB

Download
memory/864-88-0x0000000010480000-0x00000000104E1000-memory.dmp

Filesize
388KB

Download
memory/864-27-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2796-155-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2796-16-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2796-23-0x0000000010410000-0x0000000010471000-memory.dmp

Filesize
388KB

Download
memory/2796-83-0x0000000010480000-0x00000000104E1000-memory.dmp

Filesize
388KB

Download
memory/3324-0-0x000000001B250000-0x000000001B2F6000-memory.dmp

Filesize
664KB

Download
memory/3324-8-0x0000000000AC0000-0x0000000000AD0000-memory.dmp

Filesize
64KB

Download
memory/3324-7-0x000000001BFA0000-0x000000001BFEC000-memory.dmp

Filesize
304KB

Download
memory/3324-6-0x000000001B320000-0x000000001B328000-memory.dmp

Filesize
32KB

Download
memory/3324-19-0x00007FFBCE370000-0x00007FFBCED11000-memory.dmp

Filesize
9.6MB

Download
memory/3324-5-0x000000001BE40000-0x000000001BEDC000-memory.dmp

Filesize
624KB

Download
memory/3324-4-0x00007FFBCE370000-0x00007FFBCED11000-memory.dmp

Filesize
9.6MB

Download
memory/3324-3-0x000000001B810000-0x000000001BCDE000-memory.dmp

Filesize
4.8MB

Download
memory/3324-1-0x00007FFBCE370000-0x00007FFBCED11000-memory.dmp

Filesize
9.6MB

Download
memory/3324-2-0x0000000000AC0000-0x0000000000AD0000-memory.dmp

Filesize
64KB

Download
memory/4408-153-0x00000000104F0000-0x0000000010551000-memory.dmp

Filesize
388KB

Download
memory/4408-400-0x00000000104F0000-0x0000000010551000-memory.dmp

Filesize
388KB

Download
memory/4760-175-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads