mystic | 2dae798f2fcb49ad5f375700dcbe54c08e9cc5c25fe542ebd7939aa5f5f023aa

Analysis

max time kernel
149s
max time network
151s
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 18:47

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General

Target

e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c.exe
Size

1.2MB
MD5

12dc952ccbe66cc596b8fb68fd32209b
SHA1

2e170a590fb586d5b1ac04ee0539fa83b4f28bf2
SHA256

e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c
SHA512

213f0ce7763330641a9725eccc10c0e2ffb8d16b40458bc92cda66548d83d4ab1f082ca2699c84f1fd89fafaa10c836cb493e8422d960cab67e63aa032f43d48
SSDEEP

24576:PyxzHQw/Ut0++rFH644Fmb9gezT5b196DL11O:a/+w5WO9Lzha

Score

10^/10

mystic redline lutyr infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

lutyr

77.91.124.55:19071

Signatures

Detect Mystic stealer payload 3 IoCs

Processes:

resource	yara_rule
behavioral18/memory/3928-35-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family
behavioral18/memory/3928-38-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family
behavioral18/memory/3928-36-0x0000000000400000-0x0000000000433000-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

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Hr038vv.exe	family_redline
behavioral18/memory/4460-42-0x00000000002E0000-0x000000000031E000-memory.dmp	family_redline

Executes dropped EXE 6 IoCs

Processes:

Yz5NH5va.execH1HQ0rP.exevM4Yw0Pl.exeHg2ff0mu.exe1ZH07pt7.exe2Hr038vv.exe

pid process

3964 Yz5NH5va.exe
4064 cH1HQ0rP.exe
4656 vM4Yw0Pl.exe
3152 Hg2ff0mu.exe
2316 1ZH07pt7.exe
4460 2Hr038vv.exe

pid	process
3964	Yz5NH5va.exe
4064	cH1HQ0rP.exe
4656	vM4Yw0Pl.exe
3152	Hg2ff0mu.exe
2316	1ZH07pt7.exe
4460	2Hr038vv.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c.exeYz5NH5va.execH1HQ0rP.exevM4Yw0Pl.exeHg2ff0mu.exe

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\\\""	e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c.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\\\""	Yz5NH5va.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\\\""	cH1HQ0rP.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\\\""	vM4Yw0Pl.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\""	Hg2ff0mu.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1ZH07pt7.exe

description pid process target process

PID 2316 set thread context of 3928 2316 1ZH07pt7.exe AppLaunch.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1580 2316 WerFault.exe 1ZH07pt7.exe

description	pid	process	target process
PID 2316 set thread context of 3928	2316	1ZH07pt7.exe	AppLaunch.exe

pid	pid_target	process	target process
1580	2316	WerFault.exe	1ZH07pt7.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c.exeYz5NH5va.execH1HQ0rP.exevM4Yw0Pl.exeHg2ff0mu.exe1ZH07pt7.exe

description	pid	process	target process
PID 2492 wrote to memory of 3964	2492	e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c.exe	Yz5NH5va.exe
PID 2492 wrote to memory of 3964	2492	e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c.exe	Yz5NH5va.exe
PID 2492 wrote to memory of 3964	2492	e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c.exe	Yz5NH5va.exe
PID 3964 wrote to memory of 4064	3964	Yz5NH5va.exe	cH1HQ0rP.exe
PID 3964 wrote to memory of 4064	3964	Yz5NH5va.exe	cH1HQ0rP.exe
PID 3964 wrote to memory of 4064	3964	Yz5NH5va.exe	cH1HQ0rP.exe
PID 4064 wrote to memory of 4656	4064	cH1HQ0rP.exe	vM4Yw0Pl.exe
PID 4064 wrote to memory of 4656	4064	cH1HQ0rP.exe	vM4Yw0Pl.exe
PID 4064 wrote to memory of 4656	4064	cH1HQ0rP.exe	vM4Yw0Pl.exe
PID 4656 wrote to memory of 3152	4656	vM4Yw0Pl.exe	Hg2ff0mu.exe
PID 4656 wrote to memory of 3152	4656	vM4Yw0Pl.exe	Hg2ff0mu.exe
PID 4656 wrote to memory of 3152	4656	vM4Yw0Pl.exe	Hg2ff0mu.exe
PID 3152 wrote to memory of 2316	3152	Hg2ff0mu.exe	1ZH07pt7.exe
PID 3152 wrote to memory of 2316	3152	Hg2ff0mu.exe	1ZH07pt7.exe
PID 3152 wrote to memory of 2316	3152	Hg2ff0mu.exe	1ZH07pt7.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 2316 wrote to memory of 3928	2316	1ZH07pt7.exe	AppLaunch.exe
PID 3152 wrote to memory of 4460	3152	Hg2ff0mu.exe	2Hr038vv.exe
PID 3152 wrote to memory of 4460	3152	Hg2ff0mu.exe	2Hr038vv.exe
PID 3152 wrote to memory of 4460	3152	Hg2ff0mu.exe	2Hr038vv.exe

C:\Users\Admin\AppData\Local\Temp\e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c.exe
"C:\Users\Admin\AppData\Local\Temp\e3038588509eb9920f189d128da3a43d650c5a72fc8ad856641f6777809f702c.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2492

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Yz5NH5va.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Yz5NH5va.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3964

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cH1HQ0rP.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cH1HQ0rP.exe
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4064

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vM4Yw0Pl.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vM4Yw0Pl.exe
4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4656

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Hg2ff0mu.exe
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Hg2ff0mu.exe
5⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3152

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1ZH07pt7.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1ZH07pt7.exe
6⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2316

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
7⤵
PID:3928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 236
7⤵
- Program crash
PID:1580

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Hr038vv.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Hr038vv.exe
6⤵
- Executes dropped EXE
PID:4460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2316 -ip 2316
1⤵
PID:208

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Yz5NH5va.exe
Filesize
1.1MB

MD5
67b10dab1fb4b1a8c21615f4bddaf162

SHA1
ea7833f28d86a526ba984ef810a526b8cb909edb

SHA256
64aefe285822547b68158ba5eb7bee6a0f53623cd4ab210b606af82a55606bab

SHA512
004d6d0b3a87e725285e5058c635cecd4bb874c72205716619a1149ec85ea2499c3351825882ac5dc6b8e57ce0594ba56a99248ed6d40a4a4804c6327c956245

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cH1HQ0rP.exe
Filesize
935KB

MD5
7c0497f8573044335075e5641f3eacc7

SHA1
fd9774c562f0e9a20b7d8f7f9b43c105e54777ad

SHA256
c4ae156cb097393c6bf99fe9cff0fb9417a261fb0b384383fc21ce3c7a8e52ac

SHA512
c7f9fdf5ebf4c73d167ccf4ae88fba6a7528f453cff3a65b788f540f50f91e31442cd6269fd022b76f1d8face421e506248fbb3794df58348f5073f8d69632b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\vM4Yw0Pl.exe
Filesize
640KB

MD5
9bd1c77e9bc82daa593c6a4134b62151

SHA1
468707095224d4a81312182a6063fd629cba8202

SHA256
50ccd13a93924317dd1eeec2c73612b1a890a092827241a81add4633c1920102

SHA512
e802dfb8dc3d02d5576836fb3a8c97b7ca8635b10598c027285d7ed33b8d8e9d6b2aaccb6a3f3141ba86a0023259f0cece108e7dfd40797cb7ef996eafe7856b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Hg2ff0mu.exe
Filesize
443KB

MD5
6cee2e691468a994f173da6dd51e5690

SHA1
06d8c8827eb6b21a5f7e2b949035f55536e4a438

SHA256
bf08861038e91fa6ce4d17abdd1657bd42be42f78a1d52f3c7ddfaa7d36992dd

SHA512
63228456f218a0447cd8dafed4f95e75ffec26cc5eec6e560e64fffcd52500d51390d7a50637da92dfd525288653300fc83e82694554d93911abc4b6bca18411

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1ZH07pt7.exe
Filesize
422KB

MD5
f088c2a00b6e41e8f72a295dc440d039

SHA1
0b57ff1615d5da0fbde5f487680eeaa245a91bfc

SHA256
121e6be18a1a2e44435f82273c652664427f65f9e6c4f497154d245cd472fb45

SHA512
8131545dd6707fdfa683fce9d423bde2ca17b3500acb0ee4fbaff6fa53792a7b34046f154b5d26ed5e6b00244d948159b245f8b02795c5055850df9c5b243ee7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Hr038vv.exe
Filesize
222KB

MD5
c5e52847cc612a0d8df4f38faffcc049

SHA1
02536ae8bfd363aa721b045cde4e9a3b5a9dec9b

SHA256
f492a6d5e37a9b54df0ed43dd04c47cc8ba473b9186844b8179e4ff6cdfbc2ec

SHA512
4b75e812d51d376b3f1b14b5b9d75cc4510288a0d79a21b139c61d3cde326672c7b8dcca2e8064776450da44a7ebd9ff48d1b9c70c953d05eab975d0aa52a9af

Download Submit
memory/3928-38-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/3928-36-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/3928-35-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/4460-42-0x00000000002E0000-0x000000000031E000-memory.dmp

Filesize
248KB

Download
memory/4460-43-0x0000000007630000-0x0000000007BD4000-memory.dmp

Filesize
5.6MB

Download
memory/4460-44-0x0000000007120000-0x00000000071B2000-memory.dmp

Filesize
584KB

Download
memory/4460-45-0x0000000002510000-0x000000000251A000-memory.dmp

Filesize
40KB

Download
memory/4460-46-0x0000000008200000-0x0000000008818000-memory.dmp

Filesize
6.1MB

Download
memory/4460-47-0x00000000074B0000-0x00000000075BA000-memory.dmp

Filesize
1.0MB

Download
memory/4460-48-0x0000000007100000-0x0000000007112000-memory.dmp

Filesize
72KB

Download
memory/4460-49-0x0000000007200000-0x000000000723C000-memory.dmp

Filesize
240KB

Download
memory/4460-50-0x0000000007240000-0x000000000728C000-memory.dmp

Filesize
304KB

Download