mystic | 75edb521bbb0ae12b7c2c52fa6e3ed769f4e764e26b92ef2dc4d7cb78ed92fd9

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 18:30

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General

Target

299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe
Size

417KB
MD5

f5fe73580e6061b453e5e52c1b4d1fe2
SHA1

e29ff7c20633ba5b052d7bc24e3c056783af2f77
SHA256

299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059
SHA512

40e96b896ae52e76ce5ed33cb5f68548b2bef2232721eecb2a2becb6f1523dd786778fd5bf454ef51727a755cb5959f69548139232f4cecb84941a3edb319977
SSDEEP

6144:Kry+bnr+8p0yN90QEM6uFCuzf8i/mEPtm+aiGEaC9c2fww:ZMroy90ejCuLl/mEVm1iVrTx

Score

10^/10

mystic redline gigant infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

gigant

77.91.124.55:19071

Signatures

Detect Mystic stealer payload 4 IoCs

resource	yara_rule
behavioral3/memory/4092-7-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family
behavioral3/memory/4092-11-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family
behavioral3/memory/4092-9-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family
behavioral3/memory/4092-8-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family

Mystic
Mystic is an infostealer written in C++.
stealer mystic
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 2 IoCs

resource	yara_rule
behavioral3/files/0x0007000000023402-13.dat	family_redline
behavioral3/memory/2408-16-0x0000000000FA0000-0x0000000000FDE000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
4800	1DW33ET8.exe
2408	2NM322Sp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4800 set thread context of 4092	4800	1DW33ET8.exe	85

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2692	4092	WerFault.exe	85
4992	4800	WerFault.exe	83

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1828 wrote to memory of 4800	1828	299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe	83
PID 1828 wrote to memory of 4800	1828	299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe	83
PID 1828 wrote to memory of 4800	1828	299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe	83
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 4800 wrote to memory of 4092	4800	1DW33ET8.exe	85
PID 1828 wrote to memory of 2408	1828	299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe	92
PID 1828 wrote to memory of 2408	1828	299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe	92
PID 1828 wrote to memory of 2408	1828	299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe	92

C:\Users\Admin\AppData\Local\Temp\299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe
"C:\Users\Admin\AppData\Local\Temp\299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1828
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1DW33ET8.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1DW33ET8.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4800
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
    3⤵
    PID:4092
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4092 -s 196
      4⤵
      Program crash
      PID:2692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 152
    3⤵
    - Program crash
    PID:4992
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2NM322Sp.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2NM322Sp.exe
  2⤵
  - Executes dropped EXE
  PID:2408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4092 -ip 4092
1⤵
PID:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4800 -ip 4800
1⤵
PID:3832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1DW33ET8.exe

Filesize
378KB

MD5
f0831f173733de08511f3a0739f278a6

SHA1
06dc809d653c5d2c97386084ae13b50a73eb5b60

SHA256
8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

SHA512
19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2NM322Sp.exe

Filesize
231KB

MD5
9b9cbc983e6c062582f117df47db53c5

SHA1
b8ff60c1b709e1f170db8ad7d7197ebadff4dbe6

SHA256
6653c670b9c5df02e2ce27619d5881b7ccfa6e4b1927f0b8f062243857204e61

SHA512
10532de95cbe17e2c8511f94479b725dab2a4806c380d3d3d856ae5033b109c61b64de7947205859a38dd09fcb47fbd378ff1e29a8237070a471735bf47a27d9

Download Submit
memory/2408-21-0x0000000008FD0000-0x00000000095E8000-memory.dmp

Filesize
6.1MB

Download
memory/2408-20-0x00000000742E0000-0x0000000074A90000-memory.dmp

Filesize
7.7MB

Download
memory/2408-27-0x00000000742E0000-0x0000000074A90000-memory.dmp

Filesize
7.7MB

Download
memory/2408-26-0x00000000742EE000-0x00000000742EF000-memory.dmp

Filesize
4KB

Download
memory/2408-15-0x00000000742EE000-0x00000000742EF000-memory.dmp

Filesize
4KB

Download
memory/2408-16-0x0000000000FA0000-0x0000000000FDE000-memory.dmp

Filesize
248KB

Download
memory/2408-17-0x0000000008400000-0x00000000089A4000-memory.dmp

Filesize
5.6MB

Download
memory/2408-18-0x0000000007EF0000-0x0000000007F82000-memory.dmp

Filesize
584KB

Download
memory/2408-19-0x0000000003290000-0x000000000329A000-memory.dmp

Filesize
40KB

Download
memory/2408-25-0x0000000008150000-0x000000000819C000-memory.dmp

Filesize
304KB

Download
memory/2408-24-0x0000000007FF0000-0x000000000802C000-memory.dmp

Filesize
240KB

Download
memory/2408-22-0x00000000089B0000-0x0000000008ABA000-memory.dmp

Filesize
1.0MB

Download
memory/2408-23-0x0000000007F90000-0x0000000007FA2000-memory.dmp

Filesize
72KB

Download
memory/4092-7-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4092-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4092-11-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4092-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads