cd85fcbef4ad9fb6c1225ebcd3e219ac297b778e554b3678859766a9bcfa0311

General

Target

1583f1e28a79fa7fdd7c4da0ed95d7d2.xlsm
Size

6KB
MD5

1583f1e28a79fa7fdd7c4da0ed95d7d2
SHA1

c56da6eeafbb55288d2dd1e16a63adde2287b69c
SHA256

cd85fcbef4ad9fb6c1225ebcd3e219ac297b778e554b3678859766a9bcfa0311
SHA512

cc0c5b46555ea8a16d5d0e89c7d6d3623972289425b7734ed2f29374b96735937438a34ca0dfcdf36054bfc0c65d47e421d57e7e02a11c9df452fb4ecbe26eb7
SSDEEP

192:NDSFuSHbrA2OmmfRG8UhHFBFYuAb98yGX+V:NCuEM2ws1FY9b98yGe

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://46.17.98.187/index.php

Signatures

Process spawned suspicious child process 1 IoCs

This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3104	2040	DW20.EXE	86

Checks processor information in registry 2 TTPs 6 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	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dwwin.exe
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 5 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	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dwwin.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
2040	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2040	EXCEL.EXE
2040	EXCEL.EXE
2040	EXCEL.EXE
2040	EXCEL.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2040	EXCEL.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2040	EXCEL.EXE
2040	EXCEL.EXE
2040	EXCEL.EXE
2040	EXCEL.EXE
2040	EXCEL.EXE
2040	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 3104	2040	EXCEL.EXE	96
PID 2040 wrote to memory of 3104	2040	EXCEL.EXE	96
PID 3104 wrote to memory of 3668	3104	DW20.EXE	97
PID 3104 wrote to memory of 3668	3104	DW20.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\1583f1e28a79fa7fdd7c4da0ed95d7d2.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
  "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4328
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:3104
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4328
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:3668

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

memory/2040-23-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/2040-7-0x00007FFD578B0000-0x00007FFD578C0000-memory.dmp

Filesize
64KB

Download
memory/2040-2-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/2040-3-0x00007FFD578B0000-0x00007FFD578C0000-memory.dmp

Filesize
64KB

Download
memory/2040-4-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/2040-5-0x00007FFD578B0000-0x00007FFD578C0000-memory.dmp

Filesize
64KB

Download
memory/2040-6-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/2040-0-0x00007FFD578B0000-0x00007FFD578C0000-memory.dmp

Filesize
64KB

Download
memory/2040-8-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/2040-9-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/2040-10-0x00007FFD55440000-0x00007FFD55450000-memory.dmp

Filesize
64KB

Download
memory/2040-17-0x00007FFD55440000-0x00007FFD55450000-memory.dmp

Filesize
64KB

Download
memory/2040-21-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/2040-22-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/2040-1-0x00007FFD578B0000-0x00007FFD578C0000-memory.dmp

Filesize
64KB

Download
memory/2040-39-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/3104-33-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/3104-31-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/3104-32-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/3104-28-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/3104-34-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/3104-29-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/3104-42-0x00007FFD578B0000-0x00007FFD578C0000-memory.dmp

Filesize
64KB

Download
memory/3104-43-0x00007FFD578B0000-0x00007FFD578C0000-memory.dmp

Filesize
64KB

Download
memory/3104-44-0x00007FFD578B0000-0x00007FFD578C0000-memory.dmp

Filesize
64KB

Download
memory/3104-45-0x00007FFD578B0000-0x00007FFD578C0000-memory.dmp

Filesize
64KB

Download
memory/3104-46-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/3104-47-0x00007FFD97830000-0x00007FFD97A25000-memory.dmp

Filesize
2.0MB

Download
memory/3104-48-0x00007FFD97830000-0x00007FFD97A25000-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