7563569b2c5bfe5126ef2970e72e0f70f1c6afbff771c399f1d66ce22cdd6dc0

General

Target

7563569b2c5bfe5126ef2970e72e0f70f1c6afbff771c399f1d66ce22cdd6dc0.xls
Size

67KB
MD5

741131c307b34deb0610f69f7f478500
SHA1

0ef4db6a3b266064dbae5e90bcb7ba764d69afc7
SHA256

7563569b2c5bfe5126ef2970e72e0f70f1c6afbff771c399f1d66ce22cdd6dc0
SHA512

13dfa544dc9410ac8d1c742af3563b08440a7b21ac88f209e258bd641b7c6e4ab7c7b9d4bda7332330cde6b9bf39506dad0868cc6fe69fa53b7794d6c0f8cee8
SSDEEP

1536:nVKpb8rGYrMPe3q7Q0XV5xtezE8vG8UM+u9s1a6YG2jzQ0viPvDNHhGtw:VKpb8rGYrMPe3q7Q0XV5xtezE8vG8UMY

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://www.melisetotoaksesuar.com/catalog/controller/account/dqfKI/

xlm40.dropper

http://elamurray.com/athletics-carnival-2018/3UTZYr9D9f/

xlm40.dropper

http://masyuk.com/581voyze/MlX/

xlm40.dropper

http://jr-software-web.net/aaabackupsqldb/11hYk3bHJ/

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	3668	1360	regsvr32.exe	83
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4488	1360	regsvr32.exe	83
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1816	1360	regsvr32.exe	83
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2564	1360	regsvr32.exe	83

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 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
1360	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1360	EXCEL.EXE
1360	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE
1360	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1360 wrote to memory of 3668	1360	EXCEL.EXE	92
PID 1360 wrote to memory of 3668	1360	EXCEL.EXE	92
PID 1360 wrote to memory of 4488	1360	EXCEL.EXE	93
PID 1360 wrote to memory of 4488	1360	EXCEL.EXE	93
PID 1360 wrote to memory of 1816	1360	EXCEL.EXE	94
PID 1360 wrote to memory of 1816	1360	EXCEL.EXE	94
PID 1360 wrote to memory of 2564	1360	EXCEL.EXE	97
PID 1360 wrote to memory of 2564	1360	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\7563569b2c5bfe5126ef2970e72e0f70f1c6afbff771c399f1d66ce22cdd6dc0.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:1360
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uxevr1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3668
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uxevr2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4488
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uxevr3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1816
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uxevr4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:2564

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\uxevr1.ocx

Filesize
612KB

MD5
8745f4ff0d12a66421211ba9667c2302

SHA1
204f9d0c63277375491adf6703dcf8341e563ed7

SHA256
8d18a0bcb7963d571b6ce72a22dea53bf107aa6f5de3b5ea3eb176eac49f721b

SHA512
1bda92e6e477dfa57a00e8b8784c5bd2b1de44df5b4c04ff7ec6e751c8853b16e64ba02e616c545fc85e482e5ec378b0c8dd0d5d14ad2e84101f56958a71f13e

Download Submit
memory/1360-14-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-7-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-5-0x00007FF8FCF70000-0x00007FF8FCF80000-memory.dmp

Filesize
64KB

Download
memory/1360-3-0x00007FF8FCF70000-0x00007FF8FCF80000-memory.dmp

Filesize
64KB

Download
memory/1360-0-0x00007FF8FCF70000-0x00007FF8FCF80000-memory.dmp

Filesize
64KB

Download
memory/1360-8-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-1-0x00007FF93CF8D000-0x00007FF93CF8E000-memory.dmp

Filesize
4KB

Download
memory/1360-6-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-9-0x00007FF8FAD50000-0x00007FF8FAD60000-memory.dmp

Filesize
64KB

Download
memory/1360-12-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-4-0x00007FF8FCF70000-0x00007FF8FCF80000-memory.dmp

Filesize
64KB

Download
memory/1360-13-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-17-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-16-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-19-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-18-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-15-0x00007FF8FAD50000-0x00007FF8FAD60000-memory.dmp

Filesize
64KB

Download
memory/1360-11-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-10-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-2-0x00007FF8FCF70000-0x00007FF8FCF80000-memory.dmp

Filesize
64KB

Download
memory/1360-40-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-41-0x00007FF93CF8D000-0x00007FF93CF8E000-memory.dmp

Filesize
4KB

Download
memory/1360-42-0x00007FF93CEF0000-0x00007FF93D0E5000-memory.dmp

Filesize
2.0MB

Download
memory/1360-43-0x00007FF93CEF0000-0x00007FF93D0E5000-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