mystic | b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc

Analysis

max time kernel
156s
max time network
165s
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, 13:45

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General

Target
b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe
Size 379KB
Sample231011-q2wwcsce74
SHA256 b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc
MD5 0bfb7f4c6bda72664f8502a608b77f0c
SHA1 c13fa1c2c771610e3237caba4f4dada4ce5731e0
SHA512 8660c3f987d0040525284743f109afa5b181688f63ed19c4eb0872fb8824fea4c6d84927a87cca0d98e277cedcc0c36c3060028d2424abc2aa6a0b8ead180346
SSDEEP 6144:VjrcRgs3r9vIum2Tg0N63KAOLmmtjXLRB0LP6HZIg3F:VjgRP3r9HmelmqlBAUZz3F
MD5 SHA1 SHA512 SSDEEP

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/3296-0-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/3296-1-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/3296-2-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/3296-3-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/3296-4-0x0000000000400000-0x0000000000428000-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 4616 set thread context of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4516	4616	WerFault.exe	83

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87
PID 4616 wrote to memory of 3296	4616	b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe	87

C:\Users\Admin\AppData\Local\Temp\b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe
"C:\Users\Admin\AppData\Local\Temp\b7f56cfdf7bb5467499a557a7ab253283cfdcebffdce0b4932f7d7d9a6ad65fc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4616
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:3296
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 288
  2⤵
  - Program crash
  PID:4516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4616 -ip 4616
1⤵
PID:2480

Network

MITRE ATT&CK Matrix

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Downloads

memory/3296-0-0x0000000000400000-0x0000000000428000-memory.dmp

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memory/3296-1-0x0000000000400000-0x0000000000428000-memory.dmp

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memory/3296-2-0x0000000000400000-0x0000000000428000-memory.dmp

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memory/3296-3-0x0000000000400000-0x0000000000428000-memory.dmp

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memory/3296-4-0x0000000000400000-0x0000000000428000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads