mystic | 5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
13/10/2023, 03:59

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General

Target

5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe
Size

358KB
MD5

f79568858a39479ab5120f8e36fb80c3
SHA1

45b50166ef76677597cdfb4dfe730c72bf4c6045
SHA256

5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2
SHA512

709e420296423bc13a37530817f09399948fec81711de5bd67382361794d727827d00e752268d91a7c30e1028be2ff30d24580312969c76a86e73ddd1b040c4d
SSDEEP

6144:J/SXR/bOEHHkwxOSeyCKrJz4AOSumwAu4R8pt/0gAj1XnYg8fi:NSX1aEHEw94IhuYKOgq3l8fi

Score

10^/10

mystic stealer

Malware Config

Signatures

Detect Mystic stealer payload 6 IoCs

resource	yara_rule
behavioral1/memory/1960-7-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/1960-5-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/1960-4-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/1960-3-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/1960-9-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/1960-11-0x0000000000400000-0x0000000000428000-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 2336 set thread context of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1972	1960	WerFault.exe	29

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 2336 wrote to memory of 1960	2336	5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe	29
PID 1960 wrote to memory of 1972	1960	AppLaunch.exe	30
PID 1960 wrote to memory of 1972	1960	AppLaunch.exe	30
PID 1960 wrote to memory of 1972	1960	AppLaunch.exe	30
PID 1960 wrote to memory of 1972	1960	AppLaunch.exe	30
PID 1960 wrote to memory of 1972	1960	AppLaunch.exe	30
PID 1960 wrote to memory of 1972	1960	AppLaunch.exe	30
PID 1960 wrote to memory of 1972	1960	AppLaunch.exe	30

C:\Users\Admin\AppData\Local\Temp\5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe
"C:\Users\Admin\AppData\Local\Temp\5b78e9cdaa400eae197b59f5f93c5b18470f48b2a6d0b86c21f9fc1f5671b9e2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2336
- 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:1960
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 196
    3⤵
    - Program crash
    PID:1972

Network

MITRE ATT&CK Matrix

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Downloads

memory/1960-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1960-7-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1960-5-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1960-4-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1960-3-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1960-2-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1960-1-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1960-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1960-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1960-11-0x0000000000400000-0x0000000000428000-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