mystic | b0707ded6960936877cf4a2a4a5a7191894ea5c19ee70296e7004b5431f5044e

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, 09:56

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General

Target
3d26ff1c7f2a98b2c2c03ddc43bd17ad629931d425986a46cb7ba3ef54b1ba6f.exe
Size 762KB
Sample240523-lyrd9ace56
SHA256 3d26ff1c7f2a98b2c2c03ddc43bd17ad629931d425986a46cb7ba3ef54b1ba6f
MD5 11df01e82b58f1a3d8a5c62a401219b7
SHA1 2773e63a84277c066dcc19d137ee8ead40b0f425
SHA512 31bcc0b35d3b233e2492d8b926faf5e0125759c25d4e31ad856f18ece1b8f5f9f227318243e2073fa0e9c2a8446975e74e4353fe0c62421205112f39c5b04042
SSDEEP 12288:1MrEy90prXEjmnceU42eTQuYz2IQKg232Jmx95wb4g5AhQVO3f92BiU/oD45f1Uy:Jy+DXce326QuYCF2emxPwb4oAhEOv9oT
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

mystic redline kinza infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

kinza

77.91.124.86:19084

Signatures

Detect Mystic stealer payload 4 IoCs

resource	yara_rule
behavioral3/memory/1916-14-0x0000000000400000-0x0000000000434000-memory.dmp	mystic_family
behavioral3/memory/1916-17-0x0000000000400000-0x0000000000434000-memory.dmp	mystic_family
behavioral3/memory/1916-15-0x0000000000400000-0x0000000000434000-memory.dmp	mystic_family
behavioral3/memory/1916-18-0x0000000000400000-0x0000000000434000-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
behavioral3/files/0x000700000002343b-20.dat	family_redline
behavioral3/memory/1052-22-0x0000000000280000-0x00000000002BE000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
1608	Xb9YF6yg.exe
1952	1Hr80Zh6.exe
1052	2eh121Iu.exe

Adds Run key to start application 2 TTPs 2 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\\\""	Xb9YF6yg.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\\\""	3d26ff1c7f2a98b2c2c03ddc43bd17ad629931d425986a46cb7ba3ef54b1ba6f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1952 set thread context of 1916	1952	1Hr80Zh6.exe	85

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2112	1952	WerFault.exe	84
2904	1916	WerFault.exe	85

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 1608	2708	3d26ff1c7f2a98b2c2c03ddc43bd17ad629931d425986a46cb7ba3ef54b1ba6f.exe	83
PID 2708 wrote to memory of 1608	2708	3d26ff1c7f2a98b2c2c03ddc43bd17ad629931d425986a46cb7ba3ef54b1ba6f.exe	83
PID 2708 wrote to memory of 1608	2708	3d26ff1c7f2a98b2c2c03ddc43bd17ad629931d425986a46cb7ba3ef54b1ba6f.exe	83
PID 1608 wrote to memory of 1952	1608	Xb9YF6yg.exe	84
PID 1608 wrote to memory of 1952	1608	Xb9YF6yg.exe	84
PID 1608 wrote to memory of 1952	1608	Xb9YF6yg.exe	84
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1952 wrote to memory of 1916	1952	1Hr80Zh6.exe	85
PID 1608 wrote to memory of 1052	1608	Xb9YF6yg.exe	94
PID 1608 wrote to memory of 1052	1608	Xb9YF6yg.exe	94
PID 1608 wrote to memory of 1052	1608	Xb9YF6yg.exe	94

C:\Users\Admin\AppData\Local\Temp\3d26ff1c7f2a98b2c2c03ddc43bd17ad629931d425986a46cb7ba3ef54b1ba6f.exe
"C:\Users\Admin\AppData\Local\Temp\3d26ff1c7f2a98b2c2c03ddc43bd17ad629931d425986a46cb7ba3ef54b1ba6f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Xb9YF6yg.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Xb9YF6yg.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1608
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1Hr80Zh6.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1Hr80Zh6.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1952
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:1916
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 556
        5⤵
        Program crash
        
        PID:2904
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1952 -s 584
      4⤵
      Program crash
      PID:2112
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\2eh121Iu.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\2eh121Iu.exe
    3⤵
    - Executes dropped EXE
    PID:1052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1916 -ip 1916
1⤵
PID:2184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1952 -ip 1952
1⤵
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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Xb9YF6yg.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Xb9YF6yg.exe
Size 566KB
SHA256 b575a57de3ddfbdcb1a8a26f89efed79796a4223b9adc6055f8b07b923dfe437
MD5 11f8f136d4ef03ba732f50994d08ffba
SHA1 9914607272d6d97f319a67a63f03f192eb78ac9b
SHA512 8873c565b83360d47d3d2736d1d876790b8f4ea5da4e6c51b7986226f3845892c4e8c79dcd5db0dc6f807e6da9e96f4e6c126403272c5d9db31cbe14e2ace37f
SSDEEP 12288:JMrYy900r42XxQujX+IQKY332JH295wm4gdAbQVOIMq2V:Ry5k2hQujuV3eH2Pwm4KAbEOtq+
MD5 SHA1 SHA512 SSDEEP

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1Hr80Zh6.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1Hr80Zh6.exe
Size 1.1MB
SHA256 7b336c0f88662578d2b66da0ffa58ba767b6e30ac8e1a7cc6c9582b9263c6571
MD5 f0df33e1e17537f782a3cafd23cbf816
SHA1 b6fc849a15fbecf3ee7bf57e3ad5fcae4d352b0c
SHA512 5fcd43e16126fd7ddc07ac2a23523399fa0e504b91d664294341fc93549572bebf157a82654415c7273fe50d8f47eb9b23e697c4cc1fdcc3aa80312001b6d3dc
SSDEEP 12288:p6ygLhHLzHWdgAw/26p6LTNzTnMtGbSFFgpulNNj8Bus897tz9KyCzf1aWEi:7ShHnHWdgAw/26p6XytGbSaOcKtW71
MD5 SHA1 SHA512 SSDEEP

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2eh121Iu.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\2eh121Iu.exe
Size 222KB
SHA256 e1af80b4441920253993de91dd0d16c8c2b1c041dac6cefe47107af2405a3067
MD5 91eac06cba6bbc2439d11586305e7370
SHA1 abaa17ba92b8fc24962ac04bbeaedf8b72627da3
SHA512 832b9ad44757cdd1ba19f7efef3a4f9400af453fd6ae5107cf42bfd4573743ff715684b23725c727cbd7886b3aab308f791ba713cae0ba617974bac27f028538
SSDEEP 6144:EmSQQNgcPf2iHv0+9JR/xadbzBNFygk5:DHQNgcPf1JROBNFygk5
MD5 SHA1 SHA512 SSDEEP

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memory/1052-27-0x0000000007330000-0x000000000743A000-memory.dmp

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memory/1052-22-0x0000000000280000-0x00000000002BE000-memory.dmp

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memory/1052-23-0x00000000075E0000-0x0000000007B84000-memory.dmp

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memory/1052-24-0x0000000007030000-0x00000000070C2000-memory.dmp

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memory/1052-25-0x0000000004600000-0x000000000460A000-memory.dmp

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memory/1052-26-0x00000000081B0000-0x00000000087C8000-memory.dmp

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memory/1052-28-0x0000000007240000-0x0000000007252000-memory.dmp

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memory/1052-29-0x00000000072A0000-0x00000000072DC000-memory.dmp

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memory/1052-30-0x00000000072E0000-0x000000000732C000-memory.dmp

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memory/1916-15-0x0000000000400000-0x0000000000434000-memory.dmp

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memory/1916-18-0x0000000000400000-0x0000000000434000-memory.dmp

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memory/1916-17-0x0000000000400000-0x0000000000434000-memory.dmp

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memory/1916-14-0x0000000000400000-0x0000000000434000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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