matiex | 17680c1b0efe77b4939fc8103d8c1b3a0245a99ed8c96fcd3903794179d23ee9

General

Target

e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe
Size

818KB
MD5

e4855192334bc3427b7634abcbdc4659
SHA1

6c47e470fc2ea6844e3bb16700c14c86133d5779
SHA256

17680c1b0efe77b4939fc8103d8c1b3a0245a99ed8c96fcd3903794179d23ee9
SHA512

16ed44c3b4ca11bc896bb839f7a7f293edc42aa2d86b6ed7c12f99eb7ced3816076db1d6930e2da1a38766913bea177d5670ad6894af655b8824915d29d79ae1
SSDEEP

12288:1n4JT4xi7lQBwpdOBbLeKTmrn+xr4onY4VTIAThKdxSqvcgAJ5Zrnvr91yyfFNT2:14SDF1fjePcDLv1S

Score

10^/10

matiex zgrat keylogger rat stealer

Malware Config

Extracted

Family

matiex

C2

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

Signatures

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral1/memory/820-4-0x0000000000410000-0x0000000000426000-memory.dmp	family_zgrat_v1

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

Matiex Main payload 7 IoCs

resource	yara_rule
behavioral1/memory/2744-8-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex
behavioral1/memory/2744-10-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex
behavioral1/memory/2744-14-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex
behavioral1/memory/2744-16-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex
behavioral1/memory/2744-18-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex
behavioral1/memory/2744-21-0x0000000005930000-0x0000000005970000-memory.dmp	family_matiex
behavioral1/memory/2744-23-0x0000000005930000-0x0000000005970000-memory.dmp	family_matiex

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org
8	freegeoip.app
9	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 820 set thread context of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 820 wrote to memory of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28
PID 820 wrote to memory of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28
PID 820 wrote to memory of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28
PID 820 wrote to memory of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28
PID 820 wrote to memory of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28
PID 820 wrote to memory of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28
PID 820 wrote to memory of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28
PID 820 wrote to memory of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28
PID 820 wrote to memory of 2744	820	e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:820
- C:\Users\Admin\AppData\Local\Temp\e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2744

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/820-1-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/820-0-0x0000000000AF0000-0x0000000000BC4000-memory.dmp

Filesize
848KB

Download
memory/820-2-0x0000000004E90000-0x0000000004ED0000-memory.dmp

Filesize
256KB

Download
memory/820-3-0x00000000005C0000-0x0000000000626000-memory.dmp

Filesize
408KB

Download
memory/820-4-0x0000000000410000-0x0000000000426000-memory.dmp

Filesize
88KB

Download
memory/820-19-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-10-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2744-8-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2744-7-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2744-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-14-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2744-16-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2744-18-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2744-20-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-5-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2744-21-0x0000000005930000-0x0000000005970000-memory.dmp

Filesize
256KB

Download
memory/2744-22-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-23-0x0000000005930000-0x0000000005970000-memory.dmp

Filesize
256KB

Download
memory/2744-24-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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