mystic | fb68898fc1ee1968d2f438649408cbb8854551c7efa6458a5175c462f02fda63

Analysis

max time kernel
135s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 18:50

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General

Target

0e4f6fa259d45f6b8b8d2e708ff9cac68a58307c15686d384502402302d450f8.exe
Size

762KB
MD5

7552519f9996f9c76b4162aabc6f39dd
SHA1

74e8494962b80dbe582f10c4ac392e91b67c54f1
SHA256

0e4f6fa259d45f6b8b8d2e708ff9cac68a58307c15686d384502402302d450f8
SHA512

290e4daa6c737ba8eaf8e416257263a346054f48758b9324d2ce302fc1860b1d7545d00e4ac93637b92849a64939455953c2795ffaea559df0a09a878f990e66
SSDEEP

12288:JMrPy90ST157TEsGSsGzE0iIRF/qONhX5jtAh7WpBQnzxsVkXkxcCdnIfY7:myVBqS+NWgONhXXOq/OzxsVykKSIg7

Score

10^/10

mystic redline kinza infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

kinza

77.91.124.86:19084

Signatures

Detect Mystic stealer payload 4 IoCs

resource	yara_rule
behavioral2/memory/1336-14-0x0000000000400000-0x0000000000434000-memory.dmp	mystic_family
behavioral2/memory/1336-17-0x0000000000400000-0x0000000000434000-memory.dmp	mystic_family
behavioral2/memory/1336-16-0x0000000000400000-0x0000000000434000-memory.dmp	mystic_family
behavioral2/memory/1336-19-0x0000000000400000-0x0000000000434000-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 2 IoCs

resource	yara_rule
behavioral2/files/0x00070000000235fb-20.dat	family_redline
behavioral2/memory/4984-22-0x0000000000340000-0x000000000037E000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
3544	ZH2QY4Bs.exe
2900	1QI40Dk2.exe
4984	2Qe360zH.exe

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\\\""	ZH2QY4Bs.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\\\""	0e4f6fa259d45f6b8b8d2e708ff9cac68a58307c15686d384502402302d450f8.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2900 set thread context of 1336	2900	1QI40Dk2.exe	102

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	1336	WerFault.exe	102

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 448 wrote to memory of 3544	448	0e4f6fa259d45f6b8b8d2e708ff9cac68a58307c15686d384502402302d450f8.exe	92
PID 448 wrote to memory of 3544	448	0e4f6fa259d45f6b8b8d2e708ff9cac68a58307c15686d384502402302d450f8.exe	92
PID 448 wrote to memory of 3544	448	0e4f6fa259d45f6b8b8d2e708ff9cac68a58307c15686d384502402302d450f8.exe	92
PID 3544 wrote to memory of 2900	3544	ZH2QY4Bs.exe	93
PID 3544 wrote to memory of 2900	3544	ZH2QY4Bs.exe	93
PID 3544 wrote to memory of 2900	3544	ZH2QY4Bs.exe	93
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 2900 wrote to memory of 1336	2900	1QI40Dk2.exe	102
PID 3544 wrote to memory of 4984	3544	ZH2QY4Bs.exe	103
PID 3544 wrote to memory of 4984	3544	ZH2QY4Bs.exe	103
PID 3544 wrote to memory of 4984	3544	ZH2QY4Bs.exe	103

C:\Users\Admin\AppData\Local\Temp\0e4f6fa259d45f6b8b8d2e708ff9cac68a58307c15686d384502402302d450f8.exe
"C:\Users\Admin\AppData\Local\Temp\0e4f6fa259d45f6b8b8d2e708ff9cac68a58307c15686d384502402302d450f8.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:448
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ZH2QY4Bs.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ZH2QY4Bs.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3544
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1QI40Dk2.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1QI40Dk2.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2900
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:1336
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1336 -s 540
        5⤵
        Program crash
        
        PID:2808
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\2Qe360zH.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\2Qe360zH.exe
    3⤵
    - Executes dropped EXE
    PID:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1336 -ip 1336
1⤵
PID:3116

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4196,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4032 /prefetch:8
1⤵
PID:4308

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\ZH2QY4Bs.exe

Filesize
565KB

MD5
79bf53ff0535bbad9ca539de3f151adc

SHA1
d14e7131fc4764e5635936cecf98ef371ad85216

SHA256
19d368444bf5c9063d1fe49d4bbd452a541ca99391b9ef9fe1644bc2c87dd557

SHA512
7310fe08160a637af9630732a5b930fc0cbffc0542a8352f6f93b1672b3cb8e8c4cce381f8b607cd5667e932ad398d0adabc4e83f562ddec194bb143e3a6e687

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1QI40Dk2.exe

Filesize
1.1MB

MD5
28f936b324d45522e840ef77b8d08943

SHA1
afe1dee65f78d50b65b418b027302ff43af9db04

SHA256
c8ae8ce4f6b7d270e92f7ef2be2af84a17785acf408142ebb11ce2474f552bb6

SHA512
7ca28d9a32fc6049b4a16efac745ef84a1953978c0dfb3c2f7a07b6ed7e32b63a36427ad01c4507f5ef2457dc24fe25792b5f48e43c1e45dc4479bcc1883f228

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\2Qe360zH.exe

Filesize
221KB

MD5
50a908f4f51d2c28893e3b333bfaf97a

SHA1
a29d7b48c81024d88d9b68d5b8c3041f90d1815e

SHA256
7b2f70f8087e5cca29c19a436a6dda7ed2288e46cca93137b1ec07dad4bd8a9b

SHA512
3ab930d5a2ff14a37e3bfd492f9876ae0c5d3aa7be94fb2b73478c3ee915d06db84a42434c83245a02f6f5710bd532c947328462a51cd9dff5b7b4593a29fd90

Download Submit
memory/1336-14-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1336-17-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1336-16-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1336-19-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4984-23-0x0000000007690000-0x0000000007C34000-memory.dmp

Filesize
5.6MB

Download
memory/4984-22-0x0000000000340000-0x000000000037E000-memory.dmp

Filesize
248KB

Download
memory/4984-24-0x0000000007180000-0x0000000007212000-memory.dmp

Filesize
584KB

Download
memory/4984-25-0x0000000000B90000-0x0000000000B9A000-memory.dmp

Filesize
40KB

Download
memory/4984-26-0x0000000008260000-0x0000000008878000-memory.dmp

Filesize
6.1MB

Download
memory/4984-27-0x0000000007500000-0x000000000760A000-memory.dmp

Filesize
1.0MB

Download
memory/4984-28-0x0000000007160000-0x0000000007172000-memory.dmp

Filesize
72KB

Download
memory/4984-29-0x0000000007350000-0x000000000738C000-memory.dmp

Filesize
240KB

Download
memory/4984-30-0x0000000007390000-0x00000000073DC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads