mystic | 6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12-10-2023 15:19

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General

Target

6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe
Size

359KB
MD5

8d7b85f6cdd896857cbf4bdee0eb920a
SHA1

b509b497c7391a00956e2c76d7042b649548ae87
SHA256

6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667
SHA512

4dc16e8265d7ada6904ab30cc3bc1a2d2791fd07760124b426aa6ef4db307807d5781353fc0a40d72f35b5469555727c77e306c944c8e98862954626d14e114e
SSDEEP

6144:HncaGEZt20ZSwbz8+Dxe8kVAOUl7jsiV46Tr/WjbmBRQkzLwwLB6oema5vmbh8Ey:HnFzZtT78T+2O4EjWjTOwGXh8Ey

Score

10^/10

mystic stealer

Malware Config

Signatures

Detect Mystic stealer payload 6 IoCs

resource	yara_rule
behavioral1/memory/2428-3-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2428-4-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2428-7-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2428-5-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2428-9-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2428-11-0x0000000000400000-0x0000000000428000-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 2444 set thread context of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1152	2428	WerFault.exe	30

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2176	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	29
PID 2444 wrote to memory of 2176	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	29
PID 2444 wrote to memory of 2176	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	29
PID 2444 wrote to memory of 2176	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	29
PID 2444 wrote to memory of 2176	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	29
PID 2444 wrote to memory of 2176	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	29
PID 2444 wrote to memory of 2176	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	29
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2444 wrote to memory of 2428	2444	6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe	30
PID 2428 wrote to memory of 1152	2428	AppLaunch.exe	31
PID 2428 wrote to memory of 1152	2428	AppLaunch.exe	31
PID 2428 wrote to memory of 1152	2428	AppLaunch.exe	31
PID 2428 wrote to memory of 1152	2428	AppLaunch.exe	31
PID 2428 wrote to memory of 1152	2428	AppLaunch.exe	31
PID 2428 wrote to memory of 1152	2428	AppLaunch.exe	31
PID 2428 wrote to memory of 1152	2428	AppLaunch.exe	31

C:\Users\Admin\AppData\Local\Temp\6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe
"C:\Users\Admin\AppData\Local\Temp\6b643ca0b34defb2996c36f34af070d4a9424a06640262363fb96c5f1ac82667_JC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:2176
- 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:2428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 196
    3⤵
    - Program crash
    PID:1152

Network

MITRE ATT&CK Matrix

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Downloads

memory/2428-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2428-1-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2428-2-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2428-3-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2428-4-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2428-7-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2428-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2428-5-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2428-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2428-11-0x0000000000400000-0x0000000000428000-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