mystic | 1aa612c673e0e8506776c3b8740894f0947bb33bd7b5f22dc14212289801a024

Analysis

max time kernel
144s
max time network
149s
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 17:01

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General

Target

3a221e425a7f8509a077d01514feaf49038631122b838d94a6d08c5d6d8812c4.exe
Size

884KB
MD5

ab4c5993b5744021c0489c4e5d3accd4
SHA1

13038a7ad4c10c2e02ed0e82983bb2dd28f22a91
SHA256

3a221e425a7f8509a077d01514feaf49038631122b838d94a6d08c5d6d8812c4
SHA512

5f5fd4a8eae176832623523338118e3b35cd7e8c39ebc08b45759c490c3caed0cd1d27560901ddbef8e83d4bac4bfdd90ae5ce3749ee3d02198a9587ddb50ba6
SSDEEP

12288:QMr7y90Fsivbbfy07EL0Btjpi/R+nOliMW9iWinBP3g/eNMYUcUIFyVWwk/fD:7yeHDb6Q9i/R+h79/0Bvlmaj

Score

10^/10

mystic redline gigant infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

gigant

77.91.124.55:19071

Signatures

Detect Mystic stealer payload 3 IoCs

resource	yara_rule
behavioral7/memory/3256-21-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family
behavioral7/memory/3256-22-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family
behavioral7/memory/3256-24-0x0000000000400000-0x0000000000428000-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

resource	yara_rule
behavioral7/files/0x000700000002343f-26.dat	family_redline
behavioral7/memory/1748-28-0x0000000000CD0000-0x0000000000D0E000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
3536	jo5Zh0aB.exe
948	IJ9Pw7pO.exe
2584	1GS34rW1.exe
1748	2hv157lG.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	jo5Zh0aB.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\\\""	IJ9Pw7pO.exe
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\\\""	3a221e425a7f8509a077d01514feaf49038631122b838d94a6d08c5d6d8812c4.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2584 set thread context of 3256	2584	1GS34rW1.exe	88

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1148	2584	WerFault.exe	85

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 3536	1792	3a221e425a7f8509a077d01514feaf49038631122b838d94a6d08c5d6d8812c4.exe	83
PID 1792 wrote to memory of 3536	1792	3a221e425a7f8509a077d01514feaf49038631122b838d94a6d08c5d6d8812c4.exe	83
PID 1792 wrote to memory of 3536	1792	3a221e425a7f8509a077d01514feaf49038631122b838d94a6d08c5d6d8812c4.exe	83
PID 3536 wrote to memory of 948	3536	jo5Zh0aB.exe	84
PID 3536 wrote to memory of 948	3536	jo5Zh0aB.exe	84
PID 3536 wrote to memory of 948	3536	jo5Zh0aB.exe	84
PID 948 wrote to memory of 2584	948	IJ9Pw7pO.exe	85
PID 948 wrote to memory of 2584	948	IJ9Pw7pO.exe	85
PID 948 wrote to memory of 2584	948	IJ9Pw7pO.exe	85
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 2584 wrote to memory of 3256	2584	1GS34rW1.exe	88
PID 948 wrote to memory of 1748	948	IJ9Pw7pO.exe	94
PID 948 wrote to memory of 1748	948	IJ9Pw7pO.exe	94
PID 948 wrote to memory of 1748	948	IJ9Pw7pO.exe	94

C:\Users\Admin\AppData\Local\Temp\3a221e425a7f8509a077d01514feaf49038631122b838d94a6d08c5d6d8812c4.exe
"C:\Users\Admin\AppData\Local\Temp\3a221e425a7f8509a077d01514feaf49038631122b838d94a6d08c5d6d8812c4.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jo5Zh0aB.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jo5Zh0aB.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3536
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\IJ9Pw7pO.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\IJ9Pw7pO.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:948
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\1GS34rW1.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\1GS34rW1.exe
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:2584
    - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        5⤵
        
        PID:3256
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 592
        5⤵
        Program crash
        
        PID:1148
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2hv157lG.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2hv157lG.exe
      4⤵
      Executes dropped EXE
      PID:1748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2584 -ip 2584
1⤵
PID:4548

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\jo5Zh0aB.exe

Filesize
590KB

MD5
985d13795e48f60b56cb01fd43b9b9c0

SHA1
c818e0c4dd3517b502f77d2e1a7ea895bac9ad31

SHA256
0a251bbbb92fad4b51d8e1ca1c5491dfb0c2409fc274916b9a1210196935d6bf

SHA512
be0af68c019a9531efa004100f40dc0c9a1550588474718e7515fac76177fdcc3406b0ab8998307443a71c07ee358fadff54e93fffd74c84768845df14d3721b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\IJ9Pw7pO.exe

Filesize
417KB

MD5
e8488a26839a84e34ddb556f2da5c5ee

SHA1
dbb587ea77a992c310e912aea891e8c9910d129b

SHA256
5b3b69df98aea93f199289802070d29f0815829817936cfd60b3b627e0d20146

SHA512
16a139723b70a59570570c020bb6a0b715b597867f49fae1f71883b96c8da8e613be7da13de9be80ba8bc68dd0c3ddcee09f9ce6514bfa8327d6c981dccaac22

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\1GS34rW1.exe

Filesize
378KB

MD5
f0831f173733de08511f3a0739f278a6

SHA1
06dc809d653c5d2c97386084ae13b50a73eb5b60

SHA256
8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

SHA512
19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2hv157lG.exe

Filesize
231KB

MD5
a63b0215d25760f5289ef823a6f1e90e

SHA1
b1bb411cf98ac9208aa2da930346215b476ad0f5

SHA256
ba39131319a53c33143e64d68d7274b0f2a91bc96f0c74687a16af46b6ccfa4f

SHA512
247e0625555246d0da6b3fc781000e0d456893465f0e6b0662ca81b9d24f634fd90dc6b914bbdd58b6267a71db5df2da3e007fb6ec194ed5ba8a3972b4a5b765

Download Submit
memory/1748-33-0x0000000007E80000-0x0000000007F8A000-memory.dmp

Filesize
1.0MB

Download
memory/1748-28-0x0000000000CD0000-0x0000000000D0E000-memory.dmp

Filesize
248KB

Download
memory/1748-29-0x0000000007FD0000-0x0000000008574000-memory.dmp

Filesize
5.6MB

Download
memory/1748-30-0x0000000007AC0000-0x0000000007B52000-memory.dmp

Filesize
584KB

Download
memory/1748-31-0x0000000005010000-0x000000000501A000-memory.dmp

Filesize
40KB

Download
memory/1748-32-0x0000000008BA0000-0x00000000091B8000-memory.dmp

Filesize
6.1MB

Download
memory/1748-34-0x0000000007B80000-0x0000000007B92000-memory.dmp

Filesize
72KB

Download
memory/1748-35-0x0000000007BE0000-0x0000000007C1C000-memory.dmp

Filesize
240KB

Download
memory/1748-36-0x0000000007D70000-0x0000000007DBC000-memory.dmp

Filesize
304KB

Download
memory/3256-24-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3256-22-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3256-21-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads