03cdab92c6e2cf5df9fd307cba44334d112a0dbf3d497effe798ee6881de00f2

Analysis

max time kernel
136s
max time network
129s
platform
windows10_x64
resource
win10v20201028
submitted
18-01-2021 07:15

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General

Target

IMG_71103.doc
Size

579KB
MD5

336ce8279d6f4852a60c45c01a76c983
SHA1

568bbda16104bee5125b860670fc5c0bc5e93250
SHA256

03cdab92c6e2cf5df9fd307cba44334d112a0dbf3d497effe798ee6881de00f2
SHA512

dffcc9d2d0d3e608012c59f8a7ae5754849d1c0493b0207398654a117ffd3de2b07cce09dc116d348ceb3860695cde0e6071503c66e995c99944b014eb161802

Score

1^/10

Malware Config

Signatures

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

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4004 WINWORD.EXE
4004 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4004 WINWORD.EXE
4004 WINWORD.EXE
4004 WINWORD.EXE
4004 WINWORD.EXE
4004 WINWORD.EXE
4004 WINWORD.EXE
4004 WINWORD.EXE
4004 WINWORD.EXE

pid	process
4004	WINWORD.EXE
4004	WINWORD.EXE

pid	process
4004	WINWORD.EXE
4004	WINWORD.EXE
4004	WINWORD.EXE
4004	WINWORD.EXE
4004	WINWORD.EXE
4004	WINWORD.EXE
4004	WINWORD.EXE
4004	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\IMG_71103.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4004

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4004-2-0x00007FFDE1900000-0x00007FFDE1910000-memory.dmp

Filesize
64KB

Download
memory/4004-3-0x00007FFDE1900000-0x00007FFDE1910000-memory.dmp

Filesize
64KB

Download
memory/4004-4-0x00007FFDE1900000-0x00007FFDE1910000-memory.dmp

Filesize
64KB

Download
memory/4004-5-0x00007FFE07EC0000-0x00007FFE084F7000-memory.dmp

Filesize
6.2MB

Download
memory/4004-6-0x00007FFDE1900000-0x00007FFDE1910000-memory.dmp

Filesize
64KB

Download