aff6ded528108840b660508b6d541aaf0cbef920b6fd53e1180e81b26d1b71a2

General

Target

aff6ded528108840b660508b6d541aaf0cbef920b6fd53e1180e81b26d1b71a2.xlsm
Size

103KB
MD5

e782c44c88d2a48a39ba80a6e0112409
SHA1

7216360c15ed2d8d97591cd8687d36417e4fceee
SHA256

aff6ded528108840b660508b6d541aaf0cbef920b6fd53e1180e81b26d1b71a2
SHA512

8f2b46cdd8004ae28c82bbca8dfd2ec0c0245b36fcb3a0af0b8770daac7544cb3dd5b03a36ccb25d75e903bb8f9fe6b5a882875b44be0f32cf45ce5b77df4671
SSDEEP

3072:XHhRUVXHqu8hahYIfiQOVOveshVf4KwJQikmGox:3hRYXHrbtO8eOaDPk1ox

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://landorestates.com/wordpress/NELf96wr/

xlm40.dropper

https://www.rockwoodsaloon.com/wp-admin/A706GTXNufQSWXG52/

Signatures

Process spawned unexpected child process 1 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	2476	832	rundll32.exe	81

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

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
832	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
832	EXCEL.EXE
832	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE
832	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 2476	832	EXCEL.EXE	86
PID 832 wrote to memory of 2476	832	EXCEL.EXE	86
PID 832 wrote to memory of 2476	832	EXCEL.EXE	86

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\aff6ded528108840b660508b6d541aaf0cbef920b6fd53e1180e81b26d1b71a2.xlsm"
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:832
- C:\Windows\SysWow64\rundll32.exe
  C:\Windows\SysWow64\rundll32.exe ..\wlw.ocx,D"&"l"&"lR"&"egister"&"Serve"&"r
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2476

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

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
7a5b59887430eaa5d3aa3c8f8bed26ea

SHA1
3f092dc2e93f716ccc21fc73ff2d6686db428174

SHA256
bf31a1784b3425504d0efdc083b99ab264e6b0f287a36a017b2c2a1a3c635342

SHA512
a49ca3cf6ed6c06b185973cc662ef5417eec557a89e36ce305eff30c2e08df7ee3c804b585909df016d8ea3f25046e8d02ca1cb1b316b9e1b26171049d8aeae4

Download Submit
memory/832-14-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-37-0x00007FF834ACD000-0x00007FF834ACE000-memory.dmp

Filesize
4KB

Download
memory/832-0-0x00007FF7F4AB0000-0x00007FF7F4AC0000-memory.dmp

Filesize
64KB

Download
memory/832-6-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-7-0x00007FF7F4AB0000-0x00007FF7F4AC0000-memory.dmp

Filesize
64KB

Download
memory/832-8-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-11-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-10-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-12-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-13-0x00007FF7F22A0000-0x00007FF7F22B0000-memory.dmp

Filesize
64KB

Download
memory/832-9-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-1-0x00007FF834ACD000-0x00007FF834ACE000-memory.dmp

Filesize
4KB

Download
memory/832-2-0x00007FF7F4AB0000-0x00007FF7F4AC0000-memory.dmp

Filesize
64KB

Download
memory/832-20-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-15-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-19-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-18-0x00007FF7F22A0000-0x00007FF7F22B0000-memory.dmp

Filesize
64KB

Download
memory/832-16-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-5-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-4-0x00007FF7F4AB0000-0x00007FF7F4AC0000-memory.dmp

Filesize
64KB

Download
memory/832-36-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-17-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-38-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-39-0x00007FF834A30000-0x00007FF834C25000-memory.dmp

Filesize
2.0MB

Download
memory/832-3-0x00007FF7F4AB0000-0x00007FF7F4AC0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads