mystic | db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6

General

Target

db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe
Size

356KB
MD5

4fec8fb51507384fbf2df512a9109915
SHA1

bef50c7dcac43c05094ff13f5c6957c625d256de
SHA256

db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6
SHA512

efbe6ff6c9d75103691940e2221f6949fa566271ba9a0d491ac2cdea024b9258c6c8072c8c25031017d3b73f09f310de9682201ebbee0121e0a486f2acd2117d
SSDEEP

6144:zEYZx/d5kbrcja0ecz13/i/vZAO22TTplo3gnq7+qAxDtYRZxd+CzrWs0BC+:RRzkbrceu2xJnoQnzKRZxzCs0BC+

Score

10^/10

mystic stealer

Malware Config

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Signatures

Detect Mystic stealer payload 8 IoCs

resource	yara_rule
behavioral1/memory/2692-10-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2692-13-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2692-8-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2692-6-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2692-15-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2692-17-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2692-18-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/2692-19-0x0000000000400000-0x0000000000428000-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 2440 set thread context of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2748	2440	WerFault.exe	16

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2692	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	29
PID 2440 wrote to memory of 2748	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	30
PID 2440 wrote to memory of 2748	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	30
PID 2440 wrote to memory of 2748	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	30
PID 2440 wrote to memory of 2748	2440	db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe	30

C:\Users\Admin\AppData\Local\Temp\db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe
"C:\Users\Admin\AppData\Local\Temp\db970fbede4952c1e2f41ad41931062704ad80bdec98b151c99d052d009e79f6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:2692
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 76
  2⤵
  - Program crash
  PID:2748

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2692-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-10-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-12-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2692-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-6-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-4-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-2-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-15-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-17-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-18-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2692-19-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

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