77ff0fe733a29458872bac397a3f6bf6a6abf878edcd7cdd21b4b7fc396ec56e

Analysis

max time kernel
116s
max time network
134s
platform
windows10_x64
resource
win10v20210410
submitted
19-04-2021 18:51

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General

Target

payment receipt.doc
Size

566KB
MD5

62a7b3f94fccff2290554183030a7295
SHA1

2ecc1fcffe96a21bfdc33a30a1f79195f96b3cf8
SHA256

77ff0fe733a29458872bac397a3f6bf6a6abf878edcd7cdd21b4b7fc396ec56e
SHA512

ef6608e72b01c272665245367d22258980f173e3bd70b9a8a7a1f21a59a88aaa0380845d3615f2bb41cd0667c457d201c17d88f00f5c265b1cade0059c3f1427

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

3968 WINWORD.EXE
3968 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

3968 WINWORD.EXE
3968 WINWORD.EXE
3968 WINWORD.EXE
3968 WINWORD.EXE
3968 WINWORD.EXE
3968 WINWORD.EXE
3968 WINWORD.EXE

pid	process
3968	WINWORD.EXE
3968	WINWORD.EXE

pid	process
3968	WINWORD.EXE
3968	WINWORD.EXE
3968	WINWORD.EXE
3968	WINWORD.EXE
3968	WINWORD.EXE
3968	WINWORD.EXE
3968	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\payment receipt.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3968

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3968-114-0x00007FFF0E020000-0x00007FFF0E030000-memory.dmp

Filesize
64KB

Download
memory/3968-115-0x00007FFF0E020000-0x00007FFF0E030000-memory.dmp

Filesize
64KB

Download
memory/3968-116-0x00007FFF0E020000-0x00007FFF0E030000-memory.dmp

Filesize
64KB

Download
memory/3968-117-0x00007FFF0E020000-0x00007FFF0E030000-memory.dmp

Filesize
64KB

Download
memory/3968-119-0x00007FFF0E020000-0x00007FFF0E030000-memory.dmp

Filesize
64KB

Download
memory/3968-118-0x00007FFF2F140000-0x00007FFF31C63000-memory.dmp

Filesize
43.1MB

Download
memory/3968-122-0x00007FFF29CE0000-0x00007FFF2ADCE000-memory.dmp

Filesize
16.9MB

Download
memory/3968-123-0x00007FFF26FE0000-0x00007FFF28ED5000-memory.dmp

Filesize
31.0MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads