mystic | d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 20:08

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General

Target

d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe
Size

380KB
MD5

54a1a1468141552f982c050201184c08
SHA1

e8e577a3d12d8b0e1e65184378ef0bbb9568b9b0
SHA256

d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e
SHA512

89179dd5395f10d7bad095dbf0428827437c36c2e6484cabefb9bbc75a5517f83d6bb3ecbafe1a420711d4b56b413fe2b4194177fd183bf4e0eeb01be5a2bb9d
SSDEEP

6144:RlPphHX110KwTVSf3pOCq5b6uAOtne4+coUvIT5qkG0qJz8kCVqueUBYYPakqwm:RlPf3110dVaUcurne4+coUL0QQkCVquG

Score

10^/10

mystic stealer

Malware Config

Extracted

Family

mystic

http://5.42.92.211/loghub/master

Signatures

Detect Mystic stealer payload 5 IoCs

resource	yara_rule
behavioral2/memory/4136-0-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/4136-1-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/4136-2-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/4136-3-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/4136-4-0x0000000000400000-0x0000000000428000-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 4956 set thread context of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	4956	WerFault.exe	85

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 4956 wrote to memory of 1988	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	88
PID 4956 wrote to memory of 1988	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	88
PID 4956 wrote to memory of 1988	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	88
PID 4956 wrote to memory of 4916	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	89
PID 4956 wrote to memory of 4916	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	89
PID 4956 wrote to memory of 4916	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	89
PID 4956 wrote to memory of 4068	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	90
PID 4956 wrote to memory of 4068	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	90
PID 4956 wrote to memory of 4068	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	90
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91
PID 4956 wrote to memory of 4136	4956	d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe	91

C:\Users\Admin\AppData\Local\Temp\d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe
"C:\Users\Admin\AppData\Local\Temp\d9d2e26e159bc0f3965025a720121e09b17fbfc8c8cd38b06cef9a88b679952e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4956
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:1988
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:4916
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:4068
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:4136
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4956 -s 268
  2⤵
  - Program crash
  PID:2792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4956 -ip 4956
1⤵
PID:4488

Network

MITRE ATT&CK Matrix

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Downloads

memory/4136-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4136-1-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4136-2-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4136-3-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4136-4-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download