dc0a20d26e10cc3f56ba9fde2152fcd3c36bc68151df21e81c8042c7bbc66000

General

Target

dc0a20d26e10cc3f56ba9fde2152fcd3c36bc68151df21e81c8042c7bbc66000.xls
Size

96KB
MD5

8dd80b68cd829c38fc8eab33a00e45af
SHA1

1cbc4d4e39007a0da1840cd61b625a8ec4feab3c
SHA256

dc0a20d26e10cc3f56ba9fde2152fcd3c36bc68151df21e81c8042c7bbc66000
SHA512

a72431c2d4e5e82aaaa2fe2bcbd0cc41bc2ac0085400c771c993845b84eab11609a56f9485bf4ab994500603632b1b4cb733c40ecba6ceffb097c00e24304d7b
SSDEEP

1536:WkKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgNHuS4hcTO97v7UYdEJmOuB:JKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgU

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://aysbody.com/catalog/fKIbKAcI81pVn/

xlm40.dropper

http://www.birebiregitim.net/wp-includes/mpaZ6zBj3IAJcx/

xlm40.dropper

http://fashionbyprincessmelodicaah.com/4185PINT/79YtAbiNx92iI/

xlm40.dropper

https://pccurico.cl/wp-admin/x3kyR3u8ARXStL7/

Signatures

Process spawned unexpected child process 4 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	4012	3152	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4244	3152	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4896	3152	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1484	3152	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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3152	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3152	EXCEL.EXE
3152	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE
3152	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3152 wrote to memory of 4012	3152	EXCEL.EXE	86
PID 3152 wrote to memory of 4012	3152	EXCEL.EXE	86
PID 3152 wrote to memory of 4244	3152	EXCEL.EXE	87
PID 3152 wrote to memory of 4244	3152	EXCEL.EXE	87
PID 3152 wrote to memory of 4896	3152	EXCEL.EXE	89
PID 3152 wrote to memory of 4896	3152	EXCEL.EXE	89
PID 3152 wrote to memory of 1484	3152	EXCEL.EXE	97
PID 3152 wrote to memory of 1484	3152	EXCEL.EXE	97

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\dc0a20d26e10cc3f56ba9fde2152fcd3c36bc68151df21e81c8042c7bbc66000.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3152
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4012
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4244
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4896
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
1KB

MD5
011273b8c543a8b2d9452bf33cb12fa5

SHA1
e69e6460d89a946da816ae1e69ff8dae0ff64be7

SHA256
11329399a07f803ba70ab132abd9332aef909d6c472cba8d5d4d956197c95629

SHA512
f6e992f081d635a20171668e22ea77e750f715330eca8050d27d19d6a738435e9eaf126d48b9e18d03970907feea5b5728448a5616ce42fb4335d71b7e6dabc1

Download Submit
memory/3152-5-0x00007FFD561B0000-0x00007FFD561C0000-memory.dmp

Filesize
64KB

Download
memory/3152-14-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-0-0x00007FFD561B0000-0x00007FFD561C0000-memory.dmp

Filesize
64KB

Download
memory/3152-6-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-8-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-7-0x00007FFD561B0000-0x00007FFD561C0000-memory.dmp

Filesize
64KB

Download
memory/3152-10-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-9-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-11-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-16-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-3-0x00007FFD561B0000-0x00007FFD561C0000-memory.dmp

Filesize
64KB

Download
memory/3152-4-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-2-0x00007FFD561B0000-0x00007FFD561C0000-memory.dmp

Filesize
64KB

Download
memory/3152-15-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-13-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-12-0x00007FFD53FF0000-0x00007FFD54000000-memory.dmp

Filesize
64KB

Download
memory/3152-17-0x00007FFD53FF0000-0x00007FFD54000000-memory.dmp

Filesize
64KB

Download
memory/3152-30-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-31-0x00007FFD961CD000-0x00007FFD961CE000-memory.dmp

Filesize
4KB

Download
memory/3152-32-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-36-0x00007FFD96130000-0x00007FFD96325000-memory.dmp

Filesize
2.0MB

Download
memory/3152-1-0x00007FFD961CD000-0x00007FFD961CE000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads