mystic | 8ee265740e734e664a806025412118c1398e5fd5de8de7844c913c144f497faa

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 17:24

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General

Target

a8e7ed480b5dfd7831f86d676442a11db9686f0cd83ee01f32b92a8a254080c2.exe
Size

662KB
MD5

3c76463882acf1f21c4d32614a46e7ad
SHA1

01d8b7281d354b880b8902783bf3cb25e80074a9
SHA256

a8e7ed480b5dfd7831f86d676442a11db9686f0cd83ee01f32b92a8a254080c2
SHA512

dd03ce78824fd9918089bd634eccb8bf08f3027178c5de1046b26ada1829363748eb7fa2f3ab1ad158fb81af0f98a28cfb161240b3a039bc2c1f67701ab7d98e
SSDEEP

12288:zMruy90uudQWRQ9qyhmeEuVK35vFl9vjVxBy5lraSTkR:NyrudagTPptRDy5lM

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

resource	yara_rule
behavioral13/files/0x0008000000023438-19.dat	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
behavioral13/files/0x0007000000023439-22.dat	family_redline
behavioral13/memory/3060-24-0x00000000004D0000-0x0000000000500000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
3080	y7945012.exe
2288	y3591712.exe
3632	m1285187.exe
3060	n8099192.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	a8e7ed480b5dfd7831f86d676442a11db9686f0cd83ee01f32b92a8a254080c2.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\\\""	y7945012.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\\\""	y3591712.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3592 wrote to memory of 3080	3592	a8e7ed480b5dfd7831f86d676442a11db9686f0cd83ee01f32b92a8a254080c2.exe	82
PID 3592 wrote to memory of 3080	3592	a8e7ed480b5dfd7831f86d676442a11db9686f0cd83ee01f32b92a8a254080c2.exe	82
PID 3592 wrote to memory of 3080	3592	a8e7ed480b5dfd7831f86d676442a11db9686f0cd83ee01f32b92a8a254080c2.exe	82
PID 3080 wrote to memory of 2288	3080	y7945012.exe	83
PID 3080 wrote to memory of 2288	3080	y7945012.exe	83
PID 3080 wrote to memory of 2288	3080	y7945012.exe	83
PID 2288 wrote to memory of 3632	2288	y3591712.exe	84
PID 2288 wrote to memory of 3632	2288	y3591712.exe	84
PID 2288 wrote to memory of 3632	2288	y3591712.exe	84
PID 2288 wrote to memory of 3060	2288	y3591712.exe	85
PID 2288 wrote to memory of 3060	2288	y3591712.exe	85
PID 2288 wrote to memory of 3060	2288	y3591712.exe	85

C:\Users\Admin\AppData\Local\Temp\a8e7ed480b5dfd7831f86d676442a11db9686f0cd83ee01f32b92a8a254080c2.exe
"C:\Users\Admin\AppData\Local\Temp\a8e7ed480b5dfd7831f86d676442a11db9686f0cd83ee01f32b92a8a254080c2.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3592
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7945012.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7945012.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3080
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y3591712.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y3591712.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:2288
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\m1285187.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\m1285187.exe
      4⤵
      Executes dropped EXE
      PID:3632
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n8099192.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n8099192.exe
      4⤵
      Executes dropped EXE
      PID:3060

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\y7945012.exe

Filesize
560KB

MD5
6139dfcf365b86be36b97782b741ba6c

SHA1
f7a54bccda692ebe2791c076579c989063910e5d

SHA256
4788bde977b166d1121b4c674941fc9c91dfe2aea1f8abfcb14616d27b28bf66

SHA512
2e77fe011257f68b05ead9ed346f6aa1ba25600509789eddeb302110a6ca3b066b8893131d70f51ce9ae06aba6be9a172d35e4ec8d082736f30ff517e207a8a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y3591712.exe

Filesize
271KB

MD5
0d89bd7ffc4843224cc114ad26411378

SHA1
43be9134826826fb50a5ec5d26423d35be051d44

SHA256
10b2a17393e68f434c9ae4ce1073f25eac79f69e1206b810fb79911ce0ff4d60

SHA512
1a053fee0f595d9ce087de380c0a454af55867ec1dbb81bfc49f08f6f169ce877037bea0314b40752c05086925ac9d3917db9e23f5db515e0d0f7c4268d7f39c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\m1285187.exe

Filesize
142KB

MD5
8fc167577cdc58d9ca55c1837706c1c9

SHA1
b9a060db75752d9de3cf6f5c5da4daaa09e373f7

SHA256
7652b9ace959ed4b87411a172f5b20f564b0c3de7bdad4ea9c86bceda9ecae14

SHA512
72abbd1482b2c3ee745f868712e97e4d89c5c60038e0a65a0cbf73681e4d921688c6f7ad149d509cca2191eb6b27e3772d6785d49b4fde0c09e8cfab2dc531a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n8099192.exe

Filesize
175KB

MD5
6236121e9034c61855ed8f970be551c7

SHA1
ab2ebeeffd0907114658480a4fbbd3f13ce55799

SHA256
6b0d3a5928f176140e72a689a100ef1094d91ed0c887f197fec96dde0a26f26d

SHA512
3c8f069030956a243af1af25a028a8bf8b358c2f7c4b823f0c4578c3fb13cf5881c586583c24beebdc06db662196a5e5c3b4ac01a4a4d823dbfead95aaa830b2

Download Submit
memory/3060-24-0x00000000004D0000-0x0000000000500000-memory.dmp

Filesize
192KB

Download
memory/3060-25-0x0000000004DF0000-0x0000000004DF6000-memory.dmp

Filesize
24KB

Download
memory/3060-26-0x0000000005600000-0x0000000005C18000-memory.dmp

Filesize
6.1MB

Download
memory/3060-27-0x00000000050F0000-0x00000000051FA000-memory.dmp

Filesize
1.0MB

Download
memory/3060-28-0x0000000004E90000-0x0000000004EA2000-memory.dmp

Filesize
72KB

Download
memory/3060-29-0x0000000005020000-0x000000000505C000-memory.dmp

Filesize
240KB

Download
memory/3060-30-0x0000000005060000-0x00000000050AC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads