mystic | e660be79de0932d6c5c0f1b65dc5d842ed790962625d5dd8731c30f46ae264a2

Analysis

max time kernel
147s
max time network
148s
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 10:53

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General

Target

0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe
Size

271KB
MD5

5af274b4ec34f8ca1aa618b4683ca763
SHA1

560dfe709ea698121da7425ee91c19d6a590c128
SHA256

0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5
SHA512

ca99f4d57e2af2f5a5865d90411b563f6055cf78b0dadc399eaab2e186185ecc76c554766d7d9b15bbe21fcc37bcf11a1b6124d2191067085ffe4e495969a1ff
SSDEEP

6144:Kcy+bnr+fp0yN90QE/d3Y9n7/kYcDBn0X9sVhLnK:wMrLy90Zdo9n7+9n+9sV1nK

Score

10^/10

mystic redline virad infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

virad

77.91.124.82:19071

Attributes

auth_value
434dd63619ca8bbf10125913fb40ca28

Signatures

Detect Mystic stealer payload 1 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m9621619.exe	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\IXP000.TMP\n4298412.exe	family_redline
behavioral3/memory/1920-11-0x0000000000DB0000-0x0000000000DE0000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

Processes:

m9621619.exen4298412.exe

pid process

3832 m9621619.exe
1920 n4298412.exe

pid	process
3832	m9621619.exe
1920	n4298412.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.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\\\""	0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe

description	pid	process	target process
PID 3936 wrote to memory of 3832	3936	0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe	m9621619.exe
PID 3936 wrote to memory of 3832	3936	0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe	m9621619.exe
PID 3936 wrote to memory of 3832	3936	0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe	m9621619.exe
PID 3936 wrote to memory of 1920	3936	0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe	n4298412.exe
PID 3936 wrote to memory of 1920	3936	0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe	n4298412.exe
PID 3936 wrote to memory of 1920	3936	0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe	n4298412.exe

C:\Users\Admin\AppData\Local\Temp\0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe
"C:\Users\Admin\AppData\Local\Temp\0f5dadb4ffffdd1baa1ca124e7bb4eaf0a415a1b71fc3e54a6944ac0f07a7cd5.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3936
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m9621619.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m9621619.exe
  2⤵
  - Executes dropped EXE
  PID:3832
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n4298412.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n4298412.exe
  2⤵
  - Executes dropped EXE
  PID:1920

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\m9621619.exe

Filesize
142KB

MD5
3ee6ef38332427bb03193ce9f52572e3

SHA1
faf7bf555889ba631a225c14e24c7e947cecb9a5

SHA256
f24a1a7658e4770cff207e6d33f505d5a9a1d83dacfd55aef11725c34c771401

SHA512
9033aeb4a9afc80e4d19c07d4194f1e563d3a05eaf4024da48c1f5d2c4c693402341f4788f2a07d8160ceed96948bb19070bd0f2bdd9d42fc4c8624321e98045

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n4298412.exe

Filesize
175KB

MD5
978ff35f63b2136daf365d67df9fee98

SHA1
30d547fcefbc6e04f966e86afde0f6bc810b8ebf

SHA256
b10a6c4dc8fc748a494767b52ec4a765dbb7625da12b48c7d52a81259a5bd9b1

SHA512
f8f34470185368b67ad95d436f152d6115d89ef1b72baa6661afa163ea8748b52988b04605af79dfad95f01e18a75568f2f0a810a1ebd9ba3a7ef5d6f1433b23

Download Submit
memory/1920-10-0x000000007442E000-0x000000007442F000-memory.dmp

Filesize
4KB

Download
memory/1920-11-0x0000000000DB0000-0x0000000000DE0000-memory.dmp

Filesize
192KB

Download
memory/1920-12-0x0000000003040000-0x0000000003046000-memory.dmp

Filesize
24KB

Download
memory/1920-13-0x000000000B100000-0x000000000B718000-memory.dmp

Filesize
6.1MB

Download
memory/1920-14-0x000000000AC20000-0x000000000AD2A000-memory.dmp

Filesize
1.0MB

Download
memory/1920-15-0x000000000AB60000-0x000000000AB72000-memory.dmp

Filesize
72KB

Download
memory/1920-16-0x000000000ABC0000-0x000000000ABFC000-memory.dmp

Filesize
240KB

Download
memory/1920-17-0x0000000074420000-0x0000000074BD0000-memory.dmp

Filesize
7.7MB

Download
memory/1920-18-0x0000000002FC0000-0x000000000300C000-memory.dmp

Filesize
304KB

Download
memory/1920-19-0x000000007442E000-0x000000007442F000-memory.dmp

Filesize
4KB

Download
memory/1920-20-0x0000000074420000-0x0000000074BD0000-memory.dmp

Filesize
7.7MB

Download