1d3b0f8c7fe93f4ca15e52e2f81ed6ee76cfa3d6a3dbb479cdd4c532f9fbc36c

Analysis

max time kernel
148s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2022, 09:20

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General

Target

EABE-1143245210.xlsb
Size

233KB
MD5

0ef0402c8a5b854d1babea3335fefb17
SHA1

80b78a5434f4357b8289e01f9c8ec3458c3608f7
SHA256

1d3b0f8c7fe93f4ca15e52e2f81ed6ee76cfa3d6a3dbb479cdd4c532f9fbc36c
SHA512

094b2020cf8c0242da065505566f40389d427e13de5851a14dd7bfe6dd9076a25d79c204197230a613116a31169f0a0bea064573a10c314cca1bb3cd995e8e91
SSDEEP

3072:KsRqaz6kqB/EsWcXCJGbtyntvHGiYMnIOwKSIYFUQRLmTDBwszHbcOQafZDK:Ksw5nRXCw+DnIdFUKmTDBwsz7c1yDK

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://nafenterpriselimited.co.uk/Keeu/0.html

xlm40.dropper

http://metroberrylocalmarketing.com/7z8b/0.html

Signatures

Process spawned unexpected child process 3 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3748	4100	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3944	4100	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1772	4100	regsvr32.exe	82

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4100	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE
4100	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4100 wrote to memory of 3748	4100	EXCEL.EXE	88
PID 4100 wrote to memory of 3748	4100	EXCEL.EXE	88
PID 4100 wrote to memory of 3944	4100	EXCEL.EXE	89
PID 4100 wrote to memory of 3944	4100	EXCEL.EXE	89
PID 4100 wrote to memory of 1772	4100	EXCEL.EXE	90
PID 4100 wrote to memory of 1772	4100	EXCEL.EXE	90

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\EABE-1143245210.xlsb"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4100
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 /s calc
  2⤵
  - Process spawned unexpected child process
  PID:3748
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 C:\Hefaggad\Ukdfaovkga\Buuefafa.dll
  2⤵
  - Process spawned unexpected child process
  PID:3944
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 C:\Hefaggad\Ukdfaovkga\Buuefafb.dll
  2⤵
  - Process spawned unexpected child process
  PID:1772

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Hefaggad\Ukdfaovkga\Buuefafa.dll

Filesize
2B

MD5
23b58def11b45727d3351702515f86af

SHA1
099600a10a944114aac406d136b625fb416dd779

SHA256
6c179f21e6f62b629055d8ab40f454ed02e48b68563913473b857d3638e23b28

SHA512
16b7aa7f7e549ba129c776bb91ce1e692da103271242d44a9bc145cf338450c90132496ead2530f527b1bd7f50544f37e7d27a2d2bbb58099890aa320f40aca9

Download Submit
memory/4100-132-0x00007FF963870000-0x00007FF963880000-memory.dmp

Filesize
64KB

Download
memory/4100-133-0x00007FF963870000-0x00007FF963880000-memory.dmp

Filesize
64KB

Download
memory/4100-134-0x00007FF963870000-0x00007FF963880000-memory.dmp

Filesize
64KB

Download
memory/4100-135-0x00007FF963870000-0x00007FF963880000-memory.dmp

Filesize
64KB

Download
memory/4100-136-0x00007FF963870000-0x00007FF963880000-memory.dmp

Filesize
64KB

Download
memory/4100-137-0x00007FF9617E0000-0x00007FF9617F0000-memory.dmp

Filesize
64KB

Download
memory/4100-138-0x00007FF9617E0000-0x00007FF9617F0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads