df9f9bed6685eeba38defa87a755a0c8120f7b572094368e3aef41829039980d

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
04-08-2023 20:19

Target

factura.rtf
Size

11KB
MD5

05c137d8e79ce59ed6e4b7cd78e5b8a2
SHA1

3a41de3774b6a17a34a8bedf1a0881a3f08d492d
SHA256

5a31c77293af2920d7020d5d0236691adcea2c57c2716658ce118a5cba9d4913
SHA512

46551cb4556183b6d5e4fe20e1d2f916c9e50f109f1bec69cc3abce295d1be138c0dadc69ab7a510d4e29e59656b47b1d36a486c1e68d71c776271ff1ef58aa3
SSDEEP

192:TMv9/nrxOgNIVk04Pre4VqPuc+17rf14g/gjXKSDxX8VxrdPJH:Yv9/rsok+Prz1dZKXDsjtJH

Score

8^/10

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

5 1876 EQNEDT32.EXE
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

1876 EQNEDT32.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

2660 WINWORD.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

2660 WINWORD.EXE
2660 WINWORD.EXE

flow	pid	process
5	1876	EQNEDT32.EXE

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

pid	process
1876	EQNEDT32.EXE

pid	process
2660	WINWORD.EXE

pid	process
2660	WINWORD.EXE
2660	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 2660 wrote to memory of 1580	2660	WINWORD.EXE	splwow64.exe
PID 2660 wrote to memory of 1580	2660	WINWORD.EXE	splwow64.exe
PID 2660 wrote to memory of 1580	2660	WINWORD.EXE	splwow64.exe
PID 2660 wrote to memory of 1580	2660	WINWORD.EXE	splwow64.exe

Initial Access

Execution

Exploitation for Client Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
Filesize
20KB

MD5
73b94f10a1b5fba72448a393c54433ed

SHA1
aabae88663cc14b2c4e3178cfc2ce1b8e9101fa5

SHA256
3d696976ac891d27b4a968b47d607962ec9162c558058ac61fa88d91772a38bc

SHA512
094314e2dda51eebbf3e2868a754ff9265be22f86d65bcb68581bf783bb263371b537cc1e22ef7536d803518081c6ea5ea6752a3d94451bd731bde3909894f31

Download Submit
memory/2660-53-0x000000002F570000-0x000000002F6CD000-memory.dmp

Filesize
1.4MB

Download
memory/2660-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2660-55-0x000000007147D000-0x0000000071488000-memory.dmp

Filesize
44KB

Download
memory/2660-63-0x000000002F570000-0x000000002F6CD000-memory.dmp

Filesize
1.4MB

Download
memory/2660-64-0x000000007147D000-0x0000000071488000-memory.dmp

Filesize
44KB

Download
memory/2660-83-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2660-84-0x000000007147D000-0x0000000071488000-memory.dmp

Filesize
44KB

Download