mystic | b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5

Analysis

max time kernel
118s
max time network
138s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
13-10-2023 04:25

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General

Target

b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe
Size

358KB
MD5

6b806a33b04641253dfe8f1b77234755
SHA1

1285197612530f96b32f8207b45ec12262064c67
SHA256

b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5
SHA512

4862501ab0ce37d1fe4bca60f9bd40933d7fe5df8874f985f2cb18b292ec2acde1c23612c44e8198bcc9ca3fd2caa8bc7d03b460e05e3bb1d35b553605abbd05
SSDEEP

6144:T/DXR/bOEHHkwxOSeyCKrJz4AOIpJZ8+RHYP0K/28fi:jDX1aEHEw94CpJZ8+f8fi

Score

10^/10

mystic stealer

Malware Config

Signatures

Detect Mystic stealer payload 6 IoCs

resource	yara_rule
behavioral1/memory/2796-3-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2796-4-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2796-5-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2796-7-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2796-9-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2796-11-0x0000000000400000-0x0000000000428000-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 2764 set thread context of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	2796	WerFault.exe	30

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2764 wrote to memory of 2796	2764	b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe	30
PID 2796 wrote to memory of 2752	2796	AppLaunch.exe	31
PID 2796 wrote to memory of 2752	2796	AppLaunch.exe	31
PID 2796 wrote to memory of 2752	2796	AppLaunch.exe	31
PID 2796 wrote to memory of 2752	2796	AppLaunch.exe	31
PID 2796 wrote to memory of 2752	2796	AppLaunch.exe	31
PID 2796 wrote to memory of 2752	2796	AppLaunch.exe	31
PID 2796 wrote to memory of 2752	2796	AppLaunch.exe	31

C:\Users\Admin\AppData\Local\Temp\b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe
"C:\Users\Admin\AppData\Local\Temp\b1fb533ebaf2186ec97735f6ab6c54b5449b035a2746796cf726f014a73a86a5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2764
- 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:2796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2796 -s 196
    3⤵
    - Program crash
    PID:2752

Network

MITRE ATT&CK Matrix

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Downloads

memory/2796-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2796-1-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2796-2-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2796-3-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2796-4-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2796-5-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2796-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-7-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2796-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2796-11-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads