mystic | 4ce71244da4dd5d9b0b7535c6b62aebf516adc87a36195170af93efa3a630b9f

Analysis

max time kernel
148s
max time network
154s
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 16:40

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General

Target

eb8cedd00b7ab240f275eb4069c500fbebe244ecae84cca8f1700815583b7f3b.exe
Size

884KB
MD5

a2acde444a301a3c84598b3fb8c6c4da
SHA1

cadafcf1e96bac636ff9d5da45cc79b62864aa0f
SHA256

eb8cedd00b7ab240f275eb4069c500fbebe244ecae84cca8f1700815583b7f3b
SHA512

9242447c31e6be528f2fa050f18aa607428e49d2b572cd797adbf43f38dced96c5ca16fd6b0581b17fc0a9406199e481faa99150cb9e646578672561bf00285f
SSDEEP

12288:fMr/y90MTkylNO613IvNm1n3Or+tJYiF/ZvpP1A8Q27IOS9HHMAd:gyndU61D1n3Or+XBZJ1A897PS9HsAd

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 3 IoCs

resource	yara_rule
behavioral20/memory/1888-21-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family
behavioral20/memory/1888-24-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family
behavioral20/memory/1888-23-0x0000000000400000-0x0000000000428000-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
behavioral20/files/0x0007000000023420-26.dat	family_redline
behavioral20/memory/660-28-0x00000000005F0000-0x000000000062E000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
4332	sk0aN7Be.exe
2296	Er3iM5Xh.exe
1064	1DW33ET8.exe
660	2NM322Sp.exe

Adds Run key to start application 2 TTPs 3 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\\\""	sk0aN7Be.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	Er3iM5Xh.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\\\""	eb8cedd00b7ab240f275eb4069c500fbebe244ecae84cca8f1700815583b7f3b.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1064 set thread context of 1888	1064	1DW33ET8.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3452	1064	WerFault.exe	85

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3588 wrote to memory of 4332	3588	eb8cedd00b7ab240f275eb4069c500fbebe244ecae84cca8f1700815583b7f3b.exe	83
PID 3588 wrote to memory of 4332	3588	eb8cedd00b7ab240f275eb4069c500fbebe244ecae84cca8f1700815583b7f3b.exe	83
PID 3588 wrote to memory of 4332	3588	eb8cedd00b7ab240f275eb4069c500fbebe244ecae84cca8f1700815583b7f3b.exe	83
PID 4332 wrote to memory of 2296	4332	sk0aN7Be.exe	84
PID 4332 wrote to memory of 2296	4332	sk0aN7Be.exe	84
PID 4332 wrote to memory of 2296	4332	sk0aN7Be.exe	84
PID 2296 wrote to memory of 1064	2296	Er3iM5Xh.exe	85
PID 2296 wrote to memory of 1064	2296	Er3iM5Xh.exe	85
PID 2296 wrote to memory of 1064	2296	Er3iM5Xh.exe	85
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 1064 wrote to memory of 1888	1064	1DW33ET8.exe	87
PID 2296 wrote to memory of 660	2296	Er3iM5Xh.exe	94
PID 2296 wrote to memory of 660	2296	Er3iM5Xh.exe	94
PID 2296 wrote to memory of 660	2296	Er3iM5Xh.exe	94

C:\Users\Admin\AppData\Local\Temp\eb8cedd00b7ab240f275eb4069c500fbebe244ecae84cca8f1700815583b7f3b.exe
"C:\Users\Admin\AppData\Local\Temp\eb8cedd00b7ab240f275eb4069c500fbebe244ecae84cca8f1700815583b7f3b.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3588
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sk0aN7Be.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sk0aN7Be.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4332
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\Er3iM5Xh.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\Er3iM5Xh.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:2296
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\1DW33ET8.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\1DW33ET8.exe
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:1064
    - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        5⤵
        
        PID:1888
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1064 -s 156
        5⤵
        Program crash
        
        PID:3452
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2NM322Sp.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2NM322Sp.exe
      4⤵
      Executes dropped EXE
      PID:660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1064 -ip 1064
1⤵
PID:5084

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\sk0aN7Be.exe

Filesize
590KB

MD5
96ff283c100efaf89094a618113c3709

SHA1
122c103d15556a781d48287472e4d4c3f6b3b598

SHA256
43b3cda3f8e1cb5920a61bcaa710e0b426336360d614795ba231cb3c4c424868

SHA512
e6179959cae3675f496bd887bc829a662f3834f5004e83f7fb65f768f155c8cb51fa5cea757ec666ed038c94f5fb87d630d43bc084f395c17962da59426712c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\Er3iM5Xh.exe

Filesize
417KB

MD5
f5fe73580e6061b453e5e52c1b4d1fe2

SHA1
e29ff7c20633ba5b052d7bc24e3c056783af2f77

SHA256
299663995567ce7e8d92c1a76f6910056efcce778fe83d664f85a3ca9b2e2059

SHA512
40e96b896ae52e76ce5ed33cb5f68548b2bef2232721eecb2a2becb6f1523dd786778fd5bf454ef51727a755cb5959f69548139232f4cecb84941a3edb319977

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\1DW33ET8.exe

Filesize
378KB

MD5
f0831f173733de08511f3a0739f278a6

SHA1
06dc809d653c5d2c97386084ae13b50a73eb5b60

SHA256
8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

SHA512
19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2NM322Sp.exe

Filesize
231KB

MD5
9b9cbc983e6c062582f117df47db53c5

SHA1
b8ff60c1b709e1f170db8ad7d7197ebadff4dbe6

SHA256
6653c670b9c5df02e2ce27619d5881b7ccfa6e4b1927f0b8f062243857204e61

SHA512
10532de95cbe17e2c8511f94479b725dab2a4806c380d3d3d856ae5033b109c61b64de7947205859a38dd09fcb47fbd378ff1e29a8237070a471735bf47a27d9

Download Submit
memory/660-33-0x0000000007840000-0x000000000794A000-memory.dmp

Filesize
1.0MB

Download
memory/660-28-0x00000000005F0000-0x000000000062E000-memory.dmp

Filesize
248KB

Download
memory/660-29-0x0000000007A00000-0x0000000007FA4000-memory.dmp

Filesize
5.6MB

Download
memory/660-30-0x00000000074F0000-0x0000000007582000-memory.dmp

Filesize
584KB

Download
memory/660-31-0x0000000002A40000-0x0000000002A4A000-memory.dmp

Filesize
40KB

Download
memory/660-32-0x00000000085D0000-0x0000000008BE8000-memory.dmp

Filesize
6.1MB

Download
memory/660-34-0x00000000076E0000-0x00000000076F2000-memory.dmp

Filesize
72KB

Download
memory/660-35-0x0000000007770000-0x00000000077AC000-memory.dmp

Filesize
240KB

Download
memory/660-36-0x00000000077B0000-0x00000000077FC000-memory.dmp

Filesize
304KB

Download
memory/1888-23-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1888-24-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1888-21-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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