cfa217d1ba7323da257ed9a03f5735a343973c46bf6b0cd577648e9fdb72245e

General

Target

cfa217d1ba7323da257ed9a03f5735a343973c46bf6b0cd577648e9fdb72245e.xlsm
Size

40KB
MD5

bf90722d9c2762b5d8cd67b0bd50bcfa
SHA1

c44bb9681ad2d5d1b6c7dca2feccf9482442ccfc
SHA256

cfa217d1ba7323da257ed9a03f5735a343973c46bf6b0cd577648e9fdb72245e
SHA512

188710d019768a25b4795409bba56d9e4ea65afa7adf2c6863c0bcd7b87e596f2017d9a346264422ed50d54eab2c0c74dc4ae1c07d9af1f2ff4d1048fad6e1be
SSDEEP

768:yknyGomihd8DOevZCwtCyKfcrND59V+L9Rw4eWrXcTqZ0Vfs3GTE:KGom8eDmylND59V4jwmXc2CVfs37

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://wellnessonus.com/wp-admin/OFq5F8Y/

xlm40.dropper

http://choicepestcontrol.xyz/wellknown/PERKnM4X/

xlm40.dropper

https://sse-studio.com/cq0xhpj/6pmmsaPCOGtG6/

xlm40.dropper

http://velasaromaticasonline.com/wp-admin/5Id5LqSb3O3BUM5Z/

xlm40.dropper

https://alonsoconsultancyservice.com/wp-content/0r7tMAnLfwKu0gvcH/

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	3348	4264	regsvr32.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	regsvr32.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
4264	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4264	EXCEL.EXE
4264	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4264 wrote to memory of 3348	4264	EXCEL.EXE	89
PID 4264 wrote to memory of 3348	4264	EXCEL.EXE	89
PID 4264 wrote to memory of 3348	4264	EXCEL.EXE	89

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\cfa217d1ba7323da257ed9a03f5735a343973c46bf6b0cd577648e9fdb72245e.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:4264
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe /s ..\dan.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:3348

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\dan.ocx

Filesize
2KB

MD5
17e9bd8c6f6f618d6e982be41808b10a

SHA1
4527d899e97dc1b50f0a390ce6cba387d5a04704

SHA256
55e76063c4b61835df28d197c8600de3181c21f65b17a8f078d1c77496a81109

SHA512
f855ba0ef307e581ca60016137d523fd7fc565f1fc82e213820ccf253e36d616544f3f97bcaa9f9731a601b7cfe824895ee39751b6f802c0e03b0c285c45359b

Download Submit
memory/4264-9-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-4-0x00007FFA668B0000-0x00007FFA668C0000-memory.dmp

Filesize
64KB

Download
memory/4264-15-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-3-0x00007FFA668B0000-0x00007FFA668C0000-memory.dmp

Filesize
64KB

Download
memory/4264-5-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-6-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-7-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-8-0x00007FFA668B0000-0x00007FFA668C0000-memory.dmp

Filesize
64KB

Download
memory/4264-16-0x00007FFA64800000-0x00007FFA64810000-memory.dmp

Filesize
64KB

Download
memory/4264-1-0x00007FFAA68CD000-0x00007FFAA68CE000-memory.dmp

Filesize
4KB

Download
memory/4264-44-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-2-0x00007FFA668B0000-0x00007FFA668C0000-memory.dmp

Filesize
64KB

Download
memory/4264-10-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-14-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-12-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-11-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-17-0x00007FFA64800000-0x00007FFA64810000-memory.dmp

Filesize
64KB

Download
memory/4264-0-0x00007FFA668B0000-0x00007FFA668C0000-memory.dmp

Filesize
64KB

Download
memory/4264-41-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-42-0x00007FFAA68CD000-0x00007FFAA68CE000-memory.dmp

Filesize
4KB

Download
memory/4264-43-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download
memory/4264-13-0x00007FFAA6830000-0x00007FFAA6A25000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads