matiex | da08b2d07e1b6ddbaeeee47d0b67bf19f73418113af94874b6cb6184a5f47f1e

Analysis

Target

aICimr3gAHz4gx6.exe
Size

1.5MB
MD5

9276601508a998aa3152add2207c9abf
SHA1

a59da80a5f9e45fe07779f44c9e87e691e91102a
SHA256

522fd7ca621387362eb8122f195c78ffa6124a5b3d5415717ff856b91fca430f
SHA512

0d7f98ced9848d14ad470369d053b88f605d897353d49225b5e45e13a6f760f4ff57f8224030e94e23f7f43546ccf8cb7a08524ed94ad35cde7bbf7905b9e28e

Score

10^/10

Family

matiex

https://api.telegram.org/bot1395392888:AAFrJovDdZICOFB0gX0eGWrAUzEKCRpv8xo/sendMessage?chat_id=1300181783

Matiex
Matiex is a keylogger and infostealer first seen in July 2020.
stealer keylogger matiex

Matiex Main Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4064-136-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

65 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

aICimr3gAHz4gx6.exe

description pid process target process

PID 4264 set thread context of 4064 4264 aICimr3gAHz4gx6.exe aICimr3gAHz4gx6.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

aICimr3gAHz4gx6.exe

description pid process

Token: SeDebugPrivilege 4064 aICimr3gAHz4gx6.exe

flow	ioc
65	checkip.dyndns.org

description	pid	process	target process
PID 4264 set thread context of 4064	4264	aICimr3gAHz4gx6.exe	aICimr3gAHz4gx6.exe

description	pid	process
Token: SeDebugPrivilege	4064	aICimr3gAHz4gx6.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

aICimr3gAHz4gx6.exe

description	pid	process	target process
PID 4264 wrote to memory of 4064	4264	aICimr3gAHz4gx6.exe	aICimr3gAHz4gx6.exe
PID 4264 wrote to memory of 4064	4264	aICimr3gAHz4gx6.exe	aICimr3gAHz4gx6.exe
PID 4264 wrote to memory of 4064	4264	aICimr3gAHz4gx6.exe	aICimr3gAHz4gx6.exe
PID 4264 wrote to memory of 4064	4264	aICimr3gAHz4gx6.exe	aICimr3gAHz4gx6.exe
PID 4264 wrote to memory of 4064	4264	aICimr3gAHz4gx6.exe	aICimr3gAHz4gx6.exe
PID 4264 wrote to memory of 4064	4264	aICimr3gAHz4gx6.exe	aICimr3gAHz4gx6.exe
PID 4264 wrote to memory of 4064	4264	aICimr3gAHz4gx6.exe	aICimr3gAHz4gx6.exe
PID 4264 wrote to memory of 4064	4264	aICimr3gAHz4gx6.exe	aICimr3gAHz4gx6.exe

C:\Users\Admin\AppData\Local\Temp\aICimr3gAHz4gx6.exe
"{path}"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4064

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\aICimr3gAHz4gx6.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4064-135-0x0000000000000000-mapping.dmp

Download
memory/4064-136-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/4064-138-0x0000000005060000-0x00000000050C6000-memory.dmp

Filesize
408KB

Download
memory/4264-130-0x0000000000F00000-0x0000000001092000-memory.dmp

Filesize
1.6MB

Download
memory/4264-131-0x000000000A480000-0x000000000AA24000-memory.dmp

Filesize
5.6MB

Download
memory/4264-132-0x0000000005BF0000-0x0000000005C82000-memory.dmp

Filesize
584KB

Download
memory/4264-133-0x0000000005BE0000-0x0000000005BEA000-memory.dmp

Filesize
40KB

Download
memory/4264-134-0x0000000006000000-0x000000000609C000-memory.dmp

Filesize
624KB

Download