mystic | c628953c10d54e957d17721468ecd5d954a3096d96b7e4f23823d55cfa6b7359

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 04:58

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General

Target

c628953c10d54e957d17721468ecd5d954a3096d96b7e4f23823d55cfa6b7359.exe
Size

928KB
MD5

982778b4358e2bfcdcb3d1f9f849cea8
SHA1

fe22b58030a0a222f414c5083deb681ac6cda9fc
SHA256

c628953c10d54e957d17721468ecd5d954a3096d96b7e4f23823d55cfa6b7359
SHA512

efebc7e5db6ea636b85453d914555c33422c6307bbe50dd9bce3aeb940e983a3427a55e580e48826e7b6abf731fa57f257d0ae20f7a24a9a4b5cf45f2bbad71a
SSDEEP

24576:lybVUlyjCTtX+fJpwWChynpokECz6rtPFcW1EjYm:AbVK5X+fJpwWCwokECmR6Qh

Score

10^/10

mystic redline luska infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

luska

77.91.124.55:19071

Attributes

auth_value
a6797888f51a88afbfd8854a79ac9357

Signatures

Detect Mystic stealer payload 4 IoCs

resource	yara_rule
behavioral2/memory/2528-28-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/2528-29-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/2528-30-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/2528-32-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic

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

Executes dropped EXE 5 IoCs

pid	Process
2476	x5929040.exe
3352	x7414518.exe
3768	x4237956.exe
3928	g5349699.exe
4428	h4835354.exe

Adds Run key to start application 2 TTPs 4 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\\\""	c628953c10d54e957d17721468ecd5d954a3096d96b7e4f23823d55cfa6b7359.exe
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\\\""	x5929040.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\\\""	x7414518.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	x4237956.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3928 set thread context of 2528	3928	g5349699.exe	92

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3660	3928	WerFault.exe	89
2456	2528	WerFault.exe	92

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 2476	3304	c628953c10d54e957d17721468ecd5d954a3096d96b7e4f23823d55cfa6b7359.exe	86
PID 3304 wrote to memory of 2476	3304	c628953c10d54e957d17721468ecd5d954a3096d96b7e4f23823d55cfa6b7359.exe	86
PID 3304 wrote to memory of 2476	3304	c628953c10d54e957d17721468ecd5d954a3096d96b7e4f23823d55cfa6b7359.exe	86
PID 2476 wrote to memory of 3352	2476	x5929040.exe	87
PID 2476 wrote to memory of 3352	2476	x5929040.exe	87
PID 2476 wrote to memory of 3352	2476	x5929040.exe	87
PID 3352 wrote to memory of 3768	3352	x7414518.exe	88
PID 3352 wrote to memory of 3768	3352	x7414518.exe	88
PID 3352 wrote to memory of 3768	3352	x7414518.exe	88
PID 3768 wrote to memory of 3928	3768	x4237956.exe	89
PID 3768 wrote to memory of 3928	3768	x4237956.exe	89
PID 3768 wrote to memory of 3928	3768	x4237956.exe	89
PID 3928 wrote to memory of 1112	3928	g5349699.exe	91
PID 3928 wrote to memory of 1112	3928	g5349699.exe	91
PID 3928 wrote to memory of 1112	3928	g5349699.exe	91
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3928 wrote to memory of 2528	3928	g5349699.exe	92
PID 3768 wrote to memory of 4428	3768	x4237956.exe	101
PID 3768 wrote to memory of 4428	3768	x4237956.exe	101
PID 3768 wrote to memory of 4428	3768	x4237956.exe	101

C:\Users\Admin\AppData\Local\Temp\c628953c10d54e957d17721468ecd5d954a3096d96b7e4f23823d55cfa6b7359.exe
"C:\Users\Admin\AppData\Local\Temp\c628953c10d54e957d17721468ecd5d954a3096d96b7e4f23823d55cfa6b7359.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5929040.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5929040.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2476
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7414518.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7414518.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:3352
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x4237956.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x4237956.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:3768
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g5349699.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g5349699.exe
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:3928
      - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        6⤵
        
        PID:1112
      - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        6⤵
        
        PID:2528
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 540
        7⤵
        Program crash
        
        PID:2456
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 148
        6⤵
        Program crash
        
        PID:3660
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4835354.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4835354.exe
        5⤵
        Executes dropped EXE
        
        PID:4428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3928 -ip 3928
1⤵
PID:3248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2528 -ip 2528
1⤵
PID:5008

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\x5929040.exe

Filesize
826KB

MD5
f186a3ee41e930f5da41ce3f68b4b681

SHA1
a584570d2513675a40c6feca50b882f517d5f6f8

SHA256
8303a68b5e2204a698d2ed31c768dd0026d84f7d242cfed55d72948b8d999279

SHA512
3305d1564a4390ef5a2882e946ee499c484e5a45fa10f883e9d04f064ec7e08744461f618c028d72cf23d6f8723d45ecc46df3630f1b6ed9a0f850945dfed2bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5929040.exe

Filesize
826KB

MD5
f186a3ee41e930f5da41ce3f68b4b681

SHA1
a584570d2513675a40c6feca50b882f517d5f6f8

SHA256
8303a68b5e2204a698d2ed31c768dd0026d84f7d242cfed55d72948b8d999279

SHA512
3305d1564a4390ef5a2882e946ee499c484e5a45fa10f883e9d04f064ec7e08744461f618c028d72cf23d6f8723d45ecc46df3630f1b6ed9a0f850945dfed2bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7414518.exe

Filesize
555KB

MD5
0e17859cfc66165f8e47674fa21e4c44

SHA1
ca626696b487f9f21ce780589f249bc692717ebe

SHA256
2e39c69d85a87f57498bc86031b244a253168feb37776324a3a1bc81da173cd4

SHA512
faa8390465f351d2eac84217bb91534c6b8190fa40b5e05e479def7e7430cc68ded4d164e806351aa1d5e12334463cc8719468913dd6e91d3d811e43f534ddc6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7414518.exe

Filesize
555KB

MD5
0e17859cfc66165f8e47674fa21e4c44

SHA1
ca626696b487f9f21ce780589f249bc692717ebe

SHA256
2e39c69d85a87f57498bc86031b244a253168feb37776324a3a1bc81da173cd4

SHA512
faa8390465f351d2eac84217bb91534c6b8190fa40b5e05e479def7e7430cc68ded4d164e806351aa1d5e12334463cc8719468913dd6e91d3d811e43f534ddc6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x4237956.exe

Filesize
389KB

MD5
d0ec86fa6d83c46557cbfbb505aaca8e

SHA1
af2fb64884276cd9c327a36248af654c1810ac60

SHA256
2536003fadb5857043bd66745889c686803adf1ce3810b4d2967cf3bd9df0b68

SHA512
155ec0344a166682b4033801705609b7f309356543c02a1f190ebd2a4555404690bf1f7ceec3dc0458771245001738e8b43e6dc69b0f20f172dc46432c618b5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x4237956.exe

Filesize
389KB

MD5
d0ec86fa6d83c46557cbfbb505aaca8e

SHA1
af2fb64884276cd9c327a36248af654c1810ac60

SHA256
2536003fadb5857043bd66745889c686803adf1ce3810b4d2967cf3bd9df0b68

SHA512
155ec0344a166682b4033801705609b7f309356543c02a1f190ebd2a4555404690bf1f7ceec3dc0458771245001738e8b43e6dc69b0f20f172dc46432c618b5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g5349699.exe

Filesize
356KB

MD5
230f7f2579c06831ed55ec3a685a854b

SHA1
20cc3172eab9c3123aa23922e5640c1ce7a05eb7

SHA256
bffabc8478c1f14bca83c66aefd8836b552f634915f1cdbd0d410eaf4b8a7415

SHA512
6e5ae5226e289f04c76bad547b5d7430aa8cd83a060f27281c23476adbc8da1744d5082b7e8d12e35f28b37f25305ea636b231be09a3f754e03310144a8dc124

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g5349699.exe

Filesize
356KB

MD5
230f7f2579c06831ed55ec3a685a854b

SHA1
20cc3172eab9c3123aa23922e5640c1ce7a05eb7

SHA256
bffabc8478c1f14bca83c66aefd8836b552f634915f1cdbd0d410eaf4b8a7415

SHA512
6e5ae5226e289f04c76bad547b5d7430aa8cd83a060f27281c23476adbc8da1744d5082b7e8d12e35f28b37f25305ea636b231be09a3f754e03310144a8dc124

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4835354.exe

Filesize
174KB

MD5
0ee37e0401582644dbbb276456d8f4df

SHA1
6d52fb4961bdee1674181e3b9321a72c86284633

SHA256
6aca1be0f026fb910b72777414c7fec5496692e21cbf91581dcb1857e1ac928c

SHA512
0cd641447333cd08a9a646326ee79079ff76d2d64e423317bea34a82176d5a9f25568256b8e32fb3a53d18068369a60d103adf054b3577d2dc8d54b590cdbb6f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4835354.exe

Filesize
174KB

MD5
0ee37e0401582644dbbb276456d8f4df

SHA1
6d52fb4961bdee1674181e3b9321a72c86284633

SHA256
6aca1be0f026fb910b72777414c7fec5496692e21cbf91581dcb1857e1ac928c

SHA512
0cd641447333cd08a9a646326ee79079ff76d2d64e423317bea34a82176d5a9f25568256b8e32fb3a53d18068369a60d103adf054b3577d2dc8d54b590cdbb6f

Download Submit
memory/2528-29-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2528-30-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2528-32-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2528-28-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4428-39-0x0000000005100000-0x0000000005718000-memory.dmp

Filesize
6.1MB

Download
memory/4428-37-0x0000000073F50000-0x0000000074700000-memory.dmp

Filesize
7.7MB

Download
memory/4428-38-0x0000000002290000-0x0000000002296000-memory.dmp

Filesize
24KB

Download
memory/4428-36-0x0000000000020000-0x0000000000050000-memory.dmp

Filesize
192KB

Download
memory/4428-40-0x0000000004BF0000-0x0000000004CFA000-memory.dmp

Filesize
1.0MB

Download
memory/4428-41-0x00000000048D0000-0x00000000048E0000-memory.dmp

Filesize
64KB

Download
memory/4428-42-0x0000000004B00000-0x0000000004B12000-memory.dmp

Filesize
72KB

Download
memory/4428-43-0x0000000004B60000-0x0000000004B9C000-memory.dmp

Filesize
240KB

Download
memory/4428-44-0x0000000004BA0000-0x0000000004BEC000-memory.dmp

Filesize
304KB

Download
memory/4428-45-0x0000000073F50000-0x0000000074700000-memory.dmp

Filesize
7.7MB

Download
memory/4428-46-0x00000000048D0000-0x00000000048E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads