mystic | 6f409be2ce6f2984ec0ef230bb1423e6b2080a44f470ddd19df491edf23656ba

Analysis

max time kernel
200s
max time network
209s
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, 05:03

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General

Target

6f409be2ce6f2984ec0ef230bb1423e6b2080a44f470ddd19df491edf23656ba.exe
Size

928KB
MD5

3b0702d6a6ef1940e5c745a3cd6a9a41
SHA1

3b7ecc2c01ead9014d827c368fc197059a0e3200
SHA256

6f409be2ce6f2984ec0ef230bb1423e6b2080a44f470ddd19df491edf23656ba
SHA512

80ae9454fd2bb945daa256dbd29571c528f068a23c9475e3a2ef6c0bcce8522f5caa48bff633905f3cf91bd71c85d7af5449c0a023bb69d7566bb2b88b45f76a
SSDEEP

12288:rMrey90rAt8kShe4IudlvYsyoiip6vR/3aaxGk4+/9U4lIxBsx4ShHZ+XV5Eq8qv:JycdVZo5/ddfuBpSHwV5E5emBQX

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/4284-28-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/4284-29-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/4284-30-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral2/memory/4284-32-0x0000000000400000-0x0000000000428000-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
4596	x6526259.exe
1908	x6572699.exe
3752	x6858340.exe
5040	g0448141.exe
3856	h7813781.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\\\""	6f409be2ce6f2984ec0ef230bb1423e6b2080a44f470ddd19df491edf23656ba.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\\\""	x6526259.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\\\""	x6572699.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\\\""	x6858340.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5040 set thread context of 4284	5040	g0448141.exe	91

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3728	4284	WerFault.exe	91
4464	5040	WerFault.exe	88

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3984 wrote to memory of 4596	3984	6f409be2ce6f2984ec0ef230bb1423e6b2080a44f470ddd19df491edf23656ba.exe	84
PID 3984 wrote to memory of 4596	3984	6f409be2ce6f2984ec0ef230bb1423e6b2080a44f470ddd19df491edf23656ba.exe	84
PID 3984 wrote to memory of 4596	3984	6f409be2ce6f2984ec0ef230bb1423e6b2080a44f470ddd19df491edf23656ba.exe	84
PID 4596 wrote to memory of 1908	4596	x6526259.exe	85
PID 4596 wrote to memory of 1908	4596	x6526259.exe	85
PID 4596 wrote to memory of 1908	4596	x6526259.exe	85
PID 1908 wrote to memory of 3752	1908	x6572699.exe	87
PID 1908 wrote to memory of 3752	1908	x6572699.exe	87
PID 1908 wrote to memory of 3752	1908	x6572699.exe	87
PID 3752 wrote to memory of 5040	3752	x6858340.exe	88
PID 3752 wrote to memory of 5040	3752	x6858340.exe	88
PID 3752 wrote to memory of 5040	3752	x6858340.exe	88
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 5040 wrote to memory of 4284	5040	g0448141.exe	91
PID 3752 wrote to memory of 3856	3752	x6858340.exe	101
PID 3752 wrote to memory of 3856	3752	x6858340.exe	101
PID 3752 wrote to memory of 3856	3752	x6858340.exe	101

C:\Users\Admin\AppData\Local\Temp\6f409be2ce6f2984ec0ef230bb1423e6b2080a44f470ddd19df491edf23656ba.exe
"C:\Users\Admin\AppData\Local\Temp\6f409be2ce6f2984ec0ef230bb1423e6b2080a44f470ddd19df491edf23656ba.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3984
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6526259.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6526259.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4596
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6572699.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6572699.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1908
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x6858340.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x6858340.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:3752
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g0448141.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g0448141.exe
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:5040
      - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        6⤵
        
        PID:4284
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4284 -s 540
        7⤵
        Program crash
        
        PID:3728
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5040 -s 576
        6⤵
        Program crash
        
        PID:4464
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h7813781.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h7813781.exe
        5⤵
        Executes dropped EXE
        
        PID:3856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 5040 -ip 5040
1⤵
PID:2844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4284 -ip 4284
1⤵
PID:1328

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\x6526259.exe

Filesize
826KB

MD5
6d368034064f4aec421b17f47f6ab9f6

SHA1
c5cecdd9aae0ae1ef4150e41f6667a79d31cc98d

SHA256
c893a0de68f5da325b89b7fd9217c61cee835fe27b7d9aec72e49c7c2feec88d

SHA512
0abf44ae84e4d790996ae0e13197043854bf33e6eb75e566e23784d85ea024bb5c9fe667b5c74ddb804a05bbbb1dc280a9ce89d2b0cda50d6adf0ac27e9b3d8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6526259.exe

Filesize
826KB

MD5
6d368034064f4aec421b17f47f6ab9f6

SHA1
c5cecdd9aae0ae1ef4150e41f6667a79d31cc98d

SHA256
c893a0de68f5da325b89b7fd9217c61cee835fe27b7d9aec72e49c7c2feec88d

SHA512
0abf44ae84e4d790996ae0e13197043854bf33e6eb75e566e23784d85ea024bb5c9fe667b5c74ddb804a05bbbb1dc280a9ce89d2b0cda50d6adf0ac27e9b3d8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6572699.exe

Filesize
555KB

MD5
332c5201b49536e5009b836de1cf871f

SHA1
0455d521fd075d1da39bd67694ee544876490053

SHA256
b670547008ac27039f970cf706a77a85aa048226e6390f3499b5e4fc847d5c6a

SHA512
8811998ed67dfd4000b79901a6d57b82acd1a8116f470b0d259f99ddff5fc6d929e53ba6e01f963ff869074f288a38d9c9193d67a93eebea5f91f31e846630ea

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6572699.exe

Filesize
555KB

MD5
332c5201b49536e5009b836de1cf871f

SHA1
0455d521fd075d1da39bd67694ee544876490053

SHA256
b670547008ac27039f970cf706a77a85aa048226e6390f3499b5e4fc847d5c6a

SHA512
8811998ed67dfd4000b79901a6d57b82acd1a8116f470b0d259f99ddff5fc6d929e53ba6e01f963ff869074f288a38d9c9193d67a93eebea5f91f31e846630ea

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x6858340.exe

Filesize
390KB

MD5
559a684b443f9e536c88bff0fee1f391

SHA1
032fc9af866425f80d32b8ba866adde044a6c65c

SHA256
ccfa9d671b3bd152015ed1809647d31a05c697c10994bcf57387bd02bdfc03ce

SHA512
7fd64d632ff1695dc4ae4dba89ce6f87c89381f2efc1ad63a896b4e3cc4a9e77766d0ab10f576cff7e2fe19427d81218911c136f8d037e28de42721d95185d02

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x6858340.exe

Filesize
390KB

MD5
559a684b443f9e536c88bff0fee1f391

SHA1
032fc9af866425f80d32b8ba866adde044a6c65c

SHA256
ccfa9d671b3bd152015ed1809647d31a05c697c10994bcf57387bd02bdfc03ce

SHA512
7fd64d632ff1695dc4ae4dba89ce6f87c89381f2efc1ad63a896b4e3cc4a9e77766d0ab10f576cff7e2fe19427d81218911c136f8d037e28de42721d95185d02

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g0448141.exe

Filesize
356KB

MD5
40a553810d7b000a4499d6c06871f399

SHA1
1bc6cd10ad85e59cecd82d2711d0c585787d1e2b

SHA256
e16b92deccaeddbade8747eadcd51ec820658c4c92b859190d75281c9d84dab3

SHA512
14cede07c2782ebc859861597db56ac059bc4e008eda5d856a146b20f8ebd7e3237264242255d29b849aa5c400ef07767c66e41c5c4c96d60f618401b22655e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g0448141.exe

Filesize
356KB

MD5
40a553810d7b000a4499d6c06871f399

SHA1
1bc6cd10ad85e59cecd82d2711d0c585787d1e2b

SHA256
e16b92deccaeddbade8747eadcd51ec820658c4c92b859190d75281c9d84dab3

SHA512
14cede07c2782ebc859861597db56ac059bc4e008eda5d856a146b20f8ebd7e3237264242255d29b849aa5c400ef07767c66e41c5c4c96d60f618401b22655e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h7813781.exe

Filesize
174KB

MD5
b623cf877c3e55e3afc976941e116302

SHA1
c0e0d846dd1756810d9822d6ce7e961832a5b8c7

SHA256
c9be26713066845f8d0d35b4b6a74cced7aaa641d8e4aa82d96e90c688f7b322

SHA512
eb0031652b7d90aae7b7520e565b273b38f57f9236848ab89d8ad7d14a38fb6a29637736b0b27a735709741c569df298c4f2e5e7ceb0851d92f0a26ebf5c5b9c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h7813781.exe

Filesize
174KB

MD5
b623cf877c3e55e3afc976941e116302

SHA1
c0e0d846dd1756810d9822d6ce7e961832a5b8c7

SHA256
c9be26713066845f8d0d35b4b6a74cced7aaa641d8e4aa82d96e90c688f7b322

SHA512
eb0031652b7d90aae7b7520e565b273b38f57f9236848ab89d8ad7d14a38fb6a29637736b0b27a735709741c569df298c4f2e5e7ceb0851d92f0a26ebf5c5b9c

Download Submit
memory/3856-39-0x0000000005CC0000-0x00000000062D8000-memory.dmp

Filesize
6.1MB

Download
memory/3856-42-0x00000000056E0000-0x00000000056F2000-memory.dmp

Filesize
72KB

Download
memory/3856-46-0x0000000003130000-0x0000000003140000-memory.dmp

Filesize
64KB

Download
memory/3856-45-0x00000000741F0000-0x00000000749A0000-memory.dmp

Filesize
7.7MB

Download
memory/3856-37-0x00000000741F0000-0x00000000749A0000-memory.dmp

Filesize
7.7MB

Download
memory/3856-36-0x0000000000D50000-0x0000000000D80000-memory.dmp

Filesize
192KB

Download
memory/3856-44-0x00000000058C0000-0x000000000590C000-memory.dmp

Filesize
304KB

Download
memory/3856-40-0x00000000057B0000-0x00000000058BA000-memory.dmp

Filesize
1.0MB

Download
memory/3856-38-0x0000000003120000-0x0000000003126000-memory.dmp

Filesize
24KB

Download
memory/3856-41-0x0000000003130000-0x0000000003140000-memory.dmp

Filesize
64KB

Download
memory/3856-43-0x0000000005740000-0x000000000577C000-memory.dmp

Filesize
240KB

Download
memory/4284-29-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4284-32-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4284-30-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4284-28-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads