mystic | e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12/10/2023, 22:15

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General

Target

e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe
Size

359KB
MD5

a3efd42c7f0b8e98df84103f3a3e0fd8
SHA1

8b7d5de25e7a5dd8287c36464a839f7bf2796ba9
SHA256

e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af
SHA512

7e59554e8d3654019a8347db62e4b4ed902ed19690c486f4c3b0cfd8a02fe95927ff22271c3b50cc7975735363494dc1481c26443f5a43dc829e5a94a914746e
SSDEEP

6144:g13aNJ/tWwk8XhkeP+jUPwVAOGlRBBZVMnE/EF2D+WWqW778v1WGPnL/98Ey:g1q//tWpJRgdBZi5qW3kHzF8Ey

Score

10^/10

mystic stealer

Malware Config

Signatures

Detect Mystic stealer payload 6 IoCs

resource	yara_rule
behavioral1/memory/2396-3-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2396-4-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2396-5-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2396-7-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2396-9-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2396-11-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic

Mystic
Mystic is an infostealer written in C++.
stealer mystic

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2440 set thread context of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2852	2396	WerFault.exe	30

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2604	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	29
PID 2440 wrote to memory of 2604	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	29
PID 2440 wrote to memory of 2604	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	29
PID 2440 wrote to memory of 2604	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	29
PID 2440 wrote to memory of 2604	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	29
PID 2440 wrote to memory of 2604	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	29
PID 2440 wrote to memory of 2604	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	29
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2440 wrote to memory of 2396	2440	e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe	30
PID 2396 wrote to memory of 2852	2396	AppLaunch.exe	31
PID 2396 wrote to memory of 2852	2396	AppLaunch.exe	31
PID 2396 wrote to memory of 2852	2396	AppLaunch.exe	31
PID 2396 wrote to memory of 2852	2396	AppLaunch.exe	31
PID 2396 wrote to memory of 2852	2396	AppLaunch.exe	31
PID 2396 wrote to memory of 2852	2396	AppLaunch.exe	31
PID 2396 wrote to memory of 2852	2396	AppLaunch.exe	31

C:\Users\Admin\AppData\Local\Temp\e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe
"C:\Users\Admin\AppData\Local\Temp\e7e385b0761449320a03f0d6eb5880e710a3b5367bba3ba1cbff7b89636242af.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:2604
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 196
    3⤵
    - Program crash
    PID:2852

Network

MITRE ATT&CK Matrix

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Downloads

memory/2396-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2396-1-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2396-2-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2396-3-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2396-4-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2396-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2396-5-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2396-7-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2396-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2396-11-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads