mystic | 59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c

Analysis

max time kernel
145s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
14-11-2023 04:03

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General

Target

59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe
Size

893KB
MD5

a6c175d1f40085da15502d465175f3cf
SHA1

0415d07082140eca33da9528e779f73cada39042
SHA256

59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c
SHA512

bae7a2f1b0a16518e363fcbc4915c92ac3bf49599bdc112d8b3b098db5b0c38de0fa17028b25d94befa2357b74d746d7847ae8583094775b2f682bab943323b6
SSDEEP

24576:syhPBd8uD8O3rLuCz5kxTQwziFVCI7FHsY:bhPBfn3uClkpQnVCSHs

Score

10^/10

mystic redline taiga infostealer persistence spyware stealer

Malware Config

Extracted

Family

redline

Botnet

taiga

5.42.92.51:19057

Signatures

Detect Mystic stealer payload 3 IoCs

resource	yara_rule
behavioral1/memory/3876-28-0x0000000000400000-0x0000000000434000-memory.dmp	mystic_family
behavioral1/memory/3876-31-0x0000000000400000-0x0000000000434000-memory.dmp	mystic_family
behavioral1/memory/3876-33-0x0000000000400000-0x0000000000434000-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 1 IoCs

resource	yara_rule
behavioral1/memory/4752-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
1236	dR0Fj84.exe
3208	11Rd3428.exe
3800	12DR752.exe
4332	13VA645.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 2 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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	dR0Fj84.exe
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\\\""	59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3208 set thread context of 4752	3208	11Rd3428.exe	107
PID 3800 set thread context of 3876	3800	12DR752.exe	110
PID 4332 set thread context of 1000	4332	13VA645.exe	123

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3580	3876	WerFault.exe	110

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1000	AppLaunch.exe
1000	AppLaunch.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 1236	2288	59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe	90
PID 2288 wrote to memory of 1236	2288	59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe	90
PID 2288 wrote to memory of 1236	2288	59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe	90
PID 1236 wrote to memory of 3208	1236	dR0Fj84.exe	91
PID 1236 wrote to memory of 3208	1236	dR0Fj84.exe	91
PID 1236 wrote to memory of 3208	1236	dR0Fj84.exe	91
PID 3208 wrote to memory of 4812	3208	11Rd3428.exe	105
PID 3208 wrote to memory of 4812	3208	11Rd3428.exe	105
PID 3208 wrote to memory of 4812	3208	11Rd3428.exe	105
PID 3208 wrote to memory of 2740	3208	11Rd3428.exe	106
PID 3208 wrote to memory of 2740	3208	11Rd3428.exe	106
PID 3208 wrote to memory of 2740	3208	11Rd3428.exe	106
PID 3208 wrote to memory of 4752	3208	11Rd3428.exe	107
PID 3208 wrote to memory of 4752	3208	11Rd3428.exe	107
PID 3208 wrote to memory of 4752	3208	11Rd3428.exe	107
PID 3208 wrote to memory of 4752	3208	11Rd3428.exe	107
PID 3208 wrote to memory of 4752	3208	11Rd3428.exe	107
PID 3208 wrote to memory of 4752	3208	11Rd3428.exe	107
PID 3208 wrote to memory of 4752	3208	11Rd3428.exe	107
PID 3208 wrote to memory of 4752	3208	11Rd3428.exe	107
PID 1236 wrote to memory of 3800	1236	dR0Fj84.exe	108
PID 1236 wrote to memory of 3800	1236	dR0Fj84.exe	108
PID 1236 wrote to memory of 3800	1236	dR0Fj84.exe	108
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 3800 wrote to memory of 3876	3800	12DR752.exe	110
PID 2288 wrote to memory of 4332	2288	59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe	111
PID 2288 wrote to memory of 4332	2288	59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe	111
PID 2288 wrote to memory of 4332	2288	59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe	111
PID 4332 wrote to memory of 1000	4332	13VA645.exe	123
PID 4332 wrote to memory of 1000	4332	13VA645.exe	123
PID 4332 wrote to memory of 1000	4332	13VA645.exe	123
PID 4332 wrote to memory of 1000	4332	13VA645.exe	123
PID 4332 wrote to memory of 1000	4332	13VA645.exe	123
PID 4332 wrote to memory of 1000	4332	13VA645.exe	123
PID 4332 wrote to memory of 1000	4332	13VA645.exe	123
PID 4332 wrote to memory of 1000	4332	13VA645.exe	123
PID 4332 wrote to memory of 1000	4332	13VA645.exe	123

C:\Users\Admin\AppData\Local\Temp\59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe
"C:\Users\Admin\AppData\Local\Temp\59decbc69b66fb43a177e3e7582dfc3cfea2b52ee44b3e6148cc8e9211c1164c.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dR0Fj84.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dR0Fj84.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1236
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11Rd3428.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11Rd3428.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:3208
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:4812
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:2740
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:4752
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12DR752.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12DR752.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:3800
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:3876
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1280
        5⤵
        Program crash
        
        PID:3580
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\13VA645.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\13VA645.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4332
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3876 -ip 3876
1⤵
PID:4880

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\13VA645.exe

Filesize
724KB

MD5
8025ac3b5a3daf5bc434333fd1580761

SHA1
9f06bd4f41a010dcbda08442e76a023d5938cb25

SHA256
e8f43b4a1c5bae9e8054dfa6090768090c9ebf6bf64ba1d25be9c37530ff1e71

SHA512
f268bed92c2894f8b11848ca6460bfa1e5c49225d12ff06fef6c5ae250367ebc0eac359fbca06794ff45482165403077dbd0d0f3d3681bce83de89aa699fa8a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\13VA645.exe

Filesize
724KB

MD5
8025ac3b5a3daf5bc434333fd1580761

SHA1
9f06bd4f41a010dcbda08442e76a023d5938cb25

SHA256
e8f43b4a1c5bae9e8054dfa6090768090c9ebf6bf64ba1d25be9c37530ff1e71

SHA512
f268bed92c2894f8b11848ca6460bfa1e5c49225d12ff06fef6c5ae250367ebc0eac359fbca06794ff45482165403077dbd0d0f3d3681bce83de89aa699fa8a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dR0Fj84.exe

Filesize
430KB

MD5
5e8dffab6b87f992d5b906e098271b1f

SHA1
d78584991f0a6535a50994a9aa3f933da44e7c77

SHA256
419661ff96dda3cfeaacad65730848698c12c253af50afcedb12e2d9a389e92d

SHA512
3e88260681dc32a1b9fa49c7df06010053cd894410bd48f4b8c7b2288ffb75b5baf6af7f1d7cfb07780b9fe0127c9f4b4af778ed3d5528ea3fa8e2a90465ddd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dR0Fj84.exe

Filesize
430KB

MD5
5e8dffab6b87f992d5b906e098271b1f

SHA1
d78584991f0a6535a50994a9aa3f933da44e7c77

SHA256
419661ff96dda3cfeaacad65730848698c12c253af50afcedb12e2d9a389e92d

SHA512
3e88260681dc32a1b9fa49c7df06010053cd894410bd48f4b8c7b2288ffb75b5baf6af7f1d7cfb07780b9fe0127c9f4b4af778ed3d5528ea3fa8e2a90465ddd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11Rd3428.exe

Filesize
415KB

MD5
1d40a1137dee4afb3ff270940adaaea7

SHA1
7e494b29e18a92cc0994e70994fe0c8738349dab

SHA256
c11c9deeb71f2ba81e30f6b97548132ea10d62dcb6a0979265afd1b8bd2f9cdc

SHA512
c3a9dcac0e4dfbb1d97ce83bd8b580f5b2293aef492fd2717e8448b0cdfe29cf2906210add0225e57e57e27efdeb6fb7c16335338d8bff17e9f88cf0a204499d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11Rd3428.exe

Filesize
415KB

MD5
1d40a1137dee4afb3ff270940adaaea7

SHA1
7e494b29e18a92cc0994e70994fe0c8738349dab

SHA256
c11c9deeb71f2ba81e30f6b97548132ea10d62dcb6a0979265afd1b8bd2f9cdc

SHA512
c3a9dcac0e4dfbb1d97ce83bd8b580f5b2293aef492fd2717e8448b0cdfe29cf2906210add0225e57e57e27efdeb6fb7c16335338d8bff17e9f88cf0a204499d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12DR752.exe

Filesize
378KB

MD5
15e191d1f91041391a9b7b159cb83158

SHA1
10342096f867d711a4e06408abb7f0a31ba98f23

SHA256
c2b8b6c0bed269eb40b9966c224348d68bf3831534e564732482379962b93627

SHA512
02ec691b55537e390d89ca7b40a30f43b181823a138263fffb23ee5eed4759d36ce9f372257f718f8732f2654dc829acc44d3a7d12950c60ddf23c76117d0073

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12DR752.exe

Filesize
378KB

MD5
15e191d1f91041391a9b7b159cb83158

SHA1
10342096f867d711a4e06408abb7f0a31ba98f23

SHA256
c2b8b6c0bed269eb40b9966c224348d68bf3831534e564732482379962b93627

SHA512
02ec691b55537e390d89ca7b40a30f43b181823a138263fffb23ee5eed4759d36ce9f372257f718f8732f2654dc829acc44d3a7d12950c60ddf23c76117d0073

Download Submit
memory/1000-38-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1000-37-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1000-36-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1000-40-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/3876-33-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3876-28-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3876-31-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4752-18-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/4752-27-0x0000000007D30000-0x0000000007D7C000-memory.dmp

Filesize
304KB

Download
memory/4752-26-0x0000000007BB0000-0x0000000007BEC000-memory.dmp

Filesize
240KB

Download
memory/4752-25-0x0000000007B50000-0x0000000007B62000-memory.dmp

Filesize
72KB

Download
memory/4752-24-0x0000000007C20000-0x0000000007D2A000-memory.dmp

Filesize
1.0MB

Download
memory/4752-23-0x0000000008A20000-0x0000000009038000-memory.dmp

Filesize
6.1MB

Download
memory/4752-22-0x00000000078E0000-0x00000000078EA000-memory.dmp

Filesize
40KB

Download
memory/4752-34-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/4752-35-0x00000000053B0000-0x00000000053C0000-memory.dmp

Filesize
64KB

Download
memory/4752-21-0x00000000053B0000-0x00000000053C0000-memory.dmp

Filesize
64KB

Download
memory/4752-20-0x0000000007940000-0x00000000079D2000-memory.dmp

Filesize
584KB

Download
memory/4752-19-0x0000000007E50000-0x00000000083F4000-memory.dmp

Filesize
5.6MB

Download
memory/4752-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download