matiex | 45c76e73fe8180503517cee91c6690cff0f4c7c5dcf19e8b24f133c2420e495a

General

Target

0890800980900.exe
Size

428KB
MD5

66236fab0fc34913339b1ab771e7e330
SHA1

79904802f84156a4f20682f6b74b06a8aa5e3866
SHA256

16f1c002141bcb30cb7d6c783ce866423aae4511342d80339ee931b1ed0f6a18
SHA512

6e93facff68717f3facb8eeec7f9427936bfe5d70a77e552abddb48188cded00e8596d89ac65407dfba330882723e8d185710d4fad7bb2401fcfb7de4ebc8484

Score

10^/10

Family

matiex

Credentials

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

Matiex Main Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1980-59-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/1980-60-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/1980-61-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/1980-62-0x000000000046DE2E-mapping.dmp	family_matiex
behavioral1/memory/1980-64-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/1980-66-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex

Suspicious use of SetThreadContext 1 IoCs

Processes:

0890800980900.exe

description pid process target process

PID 2040 set thread context of 1980 2040 0890800980900.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

0890800980900.exe

pid process

2040 0890800980900.exe
2040 0890800980900.exe
2040 0890800980900.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

0890800980900.exe

description pid process

Token: SeDebugPrivilege 2040 0890800980900.exe

description	pid	process	target process
PID 2040 set thread context of 1980	2040	0890800980900.exe	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	2040	0890800980900.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

0890800980900.exeMSBuild.exe

description	pid	process	target process
PID 2040 wrote to memory of 636	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 636	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 636	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 636	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 1980	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 1980	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 1980	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 1980	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 1980	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 1980	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 1980	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 1980	2040	0890800980900.exe	MSBuild.exe
PID 2040 wrote to memory of 1980	2040	0890800980900.exe	MSBuild.exe
PID 1980 wrote to memory of 1932	1980	MSBuild.exe	dw20.exe
PID 1980 wrote to memory of 1932	1980	MSBuild.exe	dw20.exe
PID 1980 wrote to memory of 1932	1980	MSBuild.exe	dw20.exe
PID 1980 wrote to memory of 1932	1980	MSBuild.exe	dw20.exe

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"{path}"
2⤵
- Suspicious use of WriteProcessMemory
PID:1980

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 388
3⤵
PID:1932

memory/1932-68-0x0000000000000000-mapping.dmp

Download
memory/1980-56-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1980-57-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1980-59-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1980-60-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1980-61-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1980-62-0x000000000046DE2E-mapping.dmp

Download
memory/1980-64-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1980-66-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1980-69-0x0000000074BF0000-0x000000007519B000-memory.dmp

Filesize
5.7MB

Download
memory/2040-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download
memory/2040-55-0x0000000074BF0000-0x000000007519B000-memory.dmp

Filesize
5.7MB

Download