Overview
overview
10Static
static
10Dropper/Berbew.exe
windows7-x64
10Dropper/Berbew.exe
windows10-2004-x64
10Dropper/Phorphiex.exe
windows7-x64
10Dropper/Phorphiex.exe
windows10-2004-x64
10RAT/31.exe
windows7-x64
10RAT/31.exe
windows10-2004-x64
10RAT/XClient.exe
windows7-x64
10RAT/XClient.exe
windows10-2004-x64
10RAT/file.exe
windows7-x64
7RAT/file.exe
windows10-2004-x64
7Ransomware...-2.exe
windows7-x64
10Ransomware...-2.exe
windows10-2004-x64
10Ransomware...01.exe
windows7-x64
10Ransomware...01.exe
windows10-2004-x64
10Ransomware...lt.exe
windows7-x64
10Ransomware...lt.exe
windows10-2004-x64
10Stealers/Azorult.exe
windows7-x64
10Stealers/Azorult.exe
windows10-2004-x64
10Stealers/B...on.exe
windows7-x64
10Stealers/B...on.exe
windows10-2004-x64
10Stealers/Dridex.dll
windows7-x64
10Stealers/Dridex.dll
windows10-2004-x64
10Stealers/M..._2.exe
windows7-x64
10Stealers/M..._2.exe
windows10-2004-x64
10Stealers/lumma.exe
windows7-x64
1Stealers/lumma.exe
windows10-2004-x64
10Trojan/BetaBot.exe
windows7-x64
10Trojan/BetaBot.exe
windows10-2004-x64
10Trojan/Smo...er.exe
windows7-x64
10Trojan/Smo...er.exe
windows10-2004-x64
10Resubmissions
03-09-2024 14:02
240903-rb57sazdqf 1003-09-2024 13:51
240903-q59avszclf 1002-09-2024 19:51
240902-yk8gtsxbpd 1002-09-2024 02:27
240902-cxh7tazflg 1002-09-2024 02:26
240902-cwxc2sygll 1021-06-2024 19:37
240621-yca7cszgnd 1009-06-2024 17:07
240609-vm7rjadd73 1013-05-2024 17:36
240513-v6qblafe3y 1012-05-2024 17:17
240512-vty3zafh5s 10Analysis
-
max time kernel
148s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
12-05-2024 17:17
Behavioral task
behavioral1
Sample
Dropper/Berbew.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Dropper/Berbew.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
Dropper/Phorphiex.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
Dropper/Phorphiex.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
RAT/31.exe
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
RAT/31.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
RAT/XClient.exe
Resource
win7-20240508-en
Behavioral task
behavioral8
Sample
RAT/XClient.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral9
Sample
RAT/file.exe
Resource
win7-20240220-en
Behavioral task
behavioral10
Sample
RAT/file.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
Ransomware/Client-2.exe
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
Ransomware/Client-2.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
Ransomware/criticalupdate01.exe
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
Ransomware/criticalupdate01.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
Ransomware/default.exe
Resource
win7-20240508-en
Behavioral task
behavioral16
Sample
Ransomware/default.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
Stealers/Azorult.exe
Resource
win7-20231129-en
Behavioral task
behavioral18
Sample
Stealers/Azorult.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
Stealers/BlackMoon.exe
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
Stealers/BlackMoon.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral21
Sample
Stealers/Dridex.dll
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
Stealers/Dridex.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral23
Sample
Stealers/Masslogger/mouse_2.exe
Resource
win7-20240220-en
Behavioral task
behavioral24
Sample
Stealers/Masslogger/mouse_2.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
Stealers/lumma.exe
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
Stealers/lumma.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
Trojan/BetaBot.exe
Resource
win7-20240220-en
Behavioral task
behavioral28
Sample
Trojan/BetaBot.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral29
Sample
Trojan/SmokeLoader.exe
Resource
win7-20240508-en
Behavioral task
behavioral30
Sample
Trojan/SmokeLoader.exe
Resource
win10v2004-20240508-en
General
-
Target
RAT/XClient.exe
-
Size
172KB
-
MD5
75ba783757c5b61bd841afa136fc3eda
-
SHA1
8db9cda9508471a23f9b743027fa115e01bc1fe1
-
SHA256
75a8719e83e4aecbe51287d7bfaf1e334fa190c7784324f24bcf61ab984de20a
-
SHA512
9a6cfbf4302336662527837bf60b30b458f8d438bd6e9563093d4948bf81c79d56578e965d836e90aafde553d1cdc9c6df81a254aafcfb3379fbe6405dce0ea1
-
SSDEEP
1536:vJcr5kCyoAp30kaF6CiJzt7UbjFdZe8e6TOAJkU7JsOpysa7iAMI:BcmNNxda6zZUbjHZe8jO6H2OpYuAf
Malware Config
Extracted
xworm
-
Install_directory
%AppData%
-
install_file
XClient.exe
-
pastebin_url
https://pastebin.com/raw/2jTT3Lnj
Signatures
-
Detect Xworm Payload 1 IoCs
Processes:
resource yara_rule behavioral7/memory/1616-1-0x0000000001010000-0x0000000001040000-memory.dmp family_xworm -
Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 2724 powershell.exe 2628 powershell.exe 2756 powershell.exe 548 powershell.exe -
Drops startup file 2 IoCs
Processes:
XClient.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk XClient.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk XClient.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
XClient.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe" XClient.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
Processes:
flow ioc 5 pastebin.com 6 7.tcp.eu.ngrok.io 16 7.tcp.eu.ngrok.io 25 7.tcp.eu.ngrok.io 4 pastebin.com -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 2 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exeXClient.exepid process 2724 powershell.exe 2628 powershell.exe 2756 powershell.exe 548 powershell.exe 1616 XClient.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
XClient.exepowershell.exepowershell.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 1616 XClient.exe Token: SeDebugPrivilege 2724 powershell.exe Token: SeDebugPrivilege 2628 powershell.exe Token: SeDebugPrivilege 2756 powershell.exe Token: SeDebugPrivilege 548 powershell.exe Token: SeDebugPrivilege 1616 XClient.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
XClient.exepid process 1616 XClient.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
XClient.exedescription pid process target process PID 1616 wrote to memory of 2724 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 2724 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 2724 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 2628 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 2628 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 2628 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 2756 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 2756 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 2756 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 548 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 548 1616 XClient.exe powershell.exe PID 1616 wrote to memory of 548 1616 XClient.exe powershell.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\RAT\XClient.exe"C:\Users\Admin\AppData\Local\Temp\RAT\XClient.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\RAT\XClient.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-msFilesize
7KB
MD589b21b247053d6078a488b25f9418948
SHA13bc31609ea0db6cce2ea19da940f1a7791efd49f
SHA256f69e1e89ef2db2c4ec8f292e751a9ae2b2b8ccfb9505af440b2299c086fc2972
SHA5124c07248e43c6faeb4e6a6426bc12bf443e1e200cec8170a743eb66ad718d400104b3bb4f7c8fbe5b04bd8315eca77e1bb443141d7a880b8ae4c87cd39d308b06
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\??\PIPE\srvsvcMD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
-
memory/1616-0-0x000007FEF50E3000-0x000007FEF50E4000-memory.dmpFilesize
4KB
-
memory/1616-1-0x0000000001010000-0x0000000001040000-memory.dmpFilesize
192KB
-
memory/1616-2-0x000007FEF50E0000-0x000007FEF5ACC000-memory.dmpFilesize
9.9MB
-
memory/1616-32-0x000007FEF50E3000-0x000007FEF50E4000-memory.dmpFilesize
4KB
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memory/1616-33-0x000007FEF50E0000-0x000007FEF5ACC000-memory.dmpFilesize
9.9MB
-
memory/2628-14-0x000000001B6D0000-0x000000001B9B2000-memory.dmpFilesize
2.9MB
-
memory/2628-15-0x00000000022C0000-0x00000000022C8000-memory.dmpFilesize
32KB
-
memory/2724-8-0x0000000002890000-0x0000000002898000-memory.dmpFilesize
32KB
-
memory/2724-7-0x000000001B450000-0x000000001B732000-memory.dmpFilesize
2.9MB