af3a4e74541baa2d8367812bc5070ddeaee770024b61a8180124aec05aeb07ef

General

Target

af3a4e74541baa2d8367812bc5070ddeaee770024b61a8180124aec05aeb07ef.xlsm
Size

91KB
MD5

c6d061442f190c492b5a264592e23276
SHA1

06b9815395a8818120bdce01858b0755f44b3c5c
SHA256

af3a4e74541baa2d8367812bc5070ddeaee770024b61a8180124aec05aeb07ef
SHA512

e29869d6e0f8352f3ce6903b2b7c9a8651d1b0725aee153f4624d27d4a0094c50cd6019a940dd1a2b9171815669ba93b6c9ab26c8e02e5be2fd857c0958df168
SSDEEP

1536:NdNlX2L2nyV+ns1BVi/IEh2hx0Lx3bKhllGGx0vKCEjdQjqEk+xX0bIS:Nd32KyVEoBo6hKb4llGsQjbxXS

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://oroanddentalcarecenter.com/wp-includes/0JRI2sOVpNkDhAe/

xlm40.dropper

https://dev.subs2me.com/wp-includes/EMa/

xlm40.dropper

https://imagecarephotography.com/wp-includes/KVRvUyat0qqK0W/

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	4636	4248	regsvr32.exe	82

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 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 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
4248	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4248	EXCEL.EXE
4248	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE
4248	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4248 wrote to memory of 4636	4248	EXCEL.EXE	92
PID 4248 wrote to memory of 4636	4248	EXCEL.EXE	92
PID 4248 wrote to memory of 4636	4248	EXCEL.EXE	92

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\af3a4e74541baa2d8367812bc5070ddeaee770024b61a8180124aec05aeb07ef.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:4248
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe /s ..\dw1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:4636

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
0414722f264b66ae86dc1f0c3812da00

SHA1
48c7bd28b9acb586ab8c91e609e0ef1271f913c9

SHA256
d2ce69b981f47a8df07db6fb3497de6891ce90f40ffb630d0a9abba20bb861ba

SHA512
bad0b4a6fa93c66311cfab01d8b31b3a9d3b47d0322e401c0b9c09273540a5b3f7479c094915ed5d90d415cd9f7a2fa94a1898d00b7b32c8289c2f7e4834dae8

Download Submit
C:\Users\Admin\dw1.ocx

Filesize
1KB

MD5
1326c16a18441423830933fbb3a6a290

SHA1
d62b5f0ec9ae7a82209938c347311519b9fc1084

SHA256
3bb40456027c77d05b991e4686f10e51739a6ebdca3e33ec5edcd1e2c28b34cf

SHA512
2b9076d43ccc836c89bcd4cc1946008b1d0268edf432d37659960f4ffb9836ca65e638b61305f374ba71b2fa21ac3210482c0e6287288e75bcd44d4fbeb3e528

Download Submit
memory/4248-11-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-42-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-8-0x00007FFF04D10000-0x00007FFF04D20000-memory.dmp

Filesize
64KB

Download
memory/4248-9-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-7-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-10-0x00007FFF025D0000-0x00007FFF025E0000-memory.dmp

Filesize
64KB

Download
memory/4248-12-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-6-0x00007FFF04D10000-0x00007FFF04D20000-memory.dmp

Filesize
64KB

Download
memory/4248-4-0x00007FFF04D10000-0x00007FFF04D20000-memory.dmp

Filesize
64KB

Download
memory/4248-3-0x00007FFF04D10000-0x00007FFF04D20000-memory.dmp

Filesize
64KB

Download
memory/4248-0-0x00007FFF04D10000-0x00007FFF04D20000-memory.dmp

Filesize
64KB

Download
memory/4248-5-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-18-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-17-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-16-0x00007FFF025D0000-0x00007FFF025E0000-memory.dmp

Filesize
64KB

Download
memory/4248-15-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-14-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-2-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-39-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-40-0x00007FFF44D2D000-0x00007FFF44D2E000-memory.dmp

Filesize
4KB

Download
memory/4248-41-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-13-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-43-0x00007FFF44C90000-0x00007FFF44E85000-memory.dmp

Filesize
2.0MB

Download
memory/4248-1-0x00007FFF44D2D000-0x00007FFF44D2E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads