mystic | d1f8dd1f46a8c5e55a25a19f3143dfc0cd9f451108ca56f8fb24d03e26e59319

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
07/10/2023, 18:09

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General

Target
d1f8dd1f46a8c5e55a25a19f3143dfc0cd9f451108ca56f8fb24d03e26e59319.exe
Size 1.2MB
Sample231007-wrg74sec4s
SHA256 d1f8dd1f46a8c5e55a25a19f3143dfc0cd9f451108ca56f8fb24d03e26e59319
MD5 5326f13c152bad87895aaaf03ca6e533
SHA1 d6e5ee575116998d2c120c2832583261cea5200d
SHA512 4231ffd5df4d5a57da944ccdf331dc050bbc7b96730ef44332c1930a583f6f1cc95787b6e77657f23a8f5c2bced43ef739f7ffc28cb98514990528e32dff15b0
SSDEEP 24576:fyd0wFoghrhougWm9VGlVMIYYsDL/MQ4+72rqzfESbQTKbWWs99inwllTG:q9Foo4TVi+YsDL/HIrifwKM9onwLT
MD5 SHA1 SHA512 SSDEEP

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 4 IoCs

resource	yara_rule
behavioral1/memory/3188-35-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/3188-36-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/3188-37-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/3188-39-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic

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 3 IoCs

resource	yara_rule
behavioral1/files/0x00060000000231d5-41.dat	family_redline
behavioral1/files/0x00060000000231d5-42.dat	family_redline
behavioral1/memory/3728-43-0x0000000000B80000-0x0000000000BBE000-memory.dmp	family_redline

Executes dropped EXE 6 IoCs

pid	Process
4580	dB6Rr2NQ.exe
2776	vh3qK4WM.exe
2152	hS4Gw1rq.exe
1192	vq3GA5Wq.exe
4124	1Wr45vA5.exe
3728	2Ei165Xw.exe

Adds Run key to start application 2 TTPs 5 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_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\""	vq3GA5Wq.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\\\""	d1f8dd1f46a8c5e55a25a19f3143dfc0cd9f451108ca56f8fb24d03e26e59319.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\\\""	dB6Rr2NQ.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\\\""	vh3qK4WM.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\\\""	hS4Gw1rq.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4124 set thread context of 3188	4124	1Wr45vA5.exe	94

Program crash 2 IoCs

pid	pid_target	Process	procid_target
616	4124	WerFault.exe	92
4748	3188	WerFault.exe	94

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 4580	2868	d1f8dd1f46a8c5e55a25a19f3143dfc0cd9f451108ca56f8fb24d03e26e59319.exe	87
PID 2868 wrote to memory of 4580	2868	d1f8dd1f46a8c5e55a25a19f3143dfc0cd9f451108ca56f8fb24d03e26e59319.exe	87
PID 2868 wrote to memory of 4580	2868	d1f8dd1f46a8c5e55a25a19f3143dfc0cd9f451108ca56f8fb24d03e26e59319.exe	87
PID 4580 wrote to memory of 2776	4580	dB6Rr2NQ.exe	88
PID 4580 wrote to memory of 2776	4580	dB6Rr2NQ.exe	88
PID 4580 wrote to memory of 2776	4580	dB6Rr2NQ.exe	88
PID 2776 wrote to memory of 2152	2776	vh3qK4WM.exe	89
PID 2776 wrote to memory of 2152	2776	vh3qK4WM.exe	89
PID 2776 wrote to memory of 2152	2776	vh3qK4WM.exe	89
PID 2152 wrote to memory of 1192	2152	hS4Gw1rq.exe	91
PID 2152 wrote to memory of 1192	2152	hS4Gw1rq.exe	91
PID 2152 wrote to memory of 1192	2152	hS4Gw1rq.exe	91
PID 1192 wrote to memory of 4124	1192	vq3GA5Wq.exe	92
PID 1192 wrote to memory of 4124	1192	vq3GA5Wq.exe	92
PID 1192 wrote to memory of 4124	1192	vq3GA5Wq.exe	92
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 4124 wrote to memory of 3188	4124	1Wr45vA5.exe	94
PID 1192 wrote to memory of 3728	1192	vq3GA5Wq.exe	101
PID 1192 wrote to memory of 3728	1192	vq3GA5Wq.exe	101
PID 1192 wrote to memory of 3728	1192	vq3GA5Wq.exe	101

C:\Users\Admin\AppData\Local\Temp\d1f8dd1f46a8c5e55a25a19f3143dfc0cd9f451108ca56f8fb24d03e26e59319.exe
"C:\Users\Admin\AppData\Local\Temp\d1f8dd1f46a8c5e55a25a19f3143dfc0cd9f451108ca56f8fb24d03e26e59319.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dB6Rr2NQ.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dB6Rr2NQ.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4580
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vh3qK4WM.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vh3qK4WM.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:2776
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hS4Gw1rq.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hS4Gw1rq.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:2152
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vq3GA5Wq.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vq3GA5Wq.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:1192
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1Wr45vA5.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1Wr45vA5.exe
        6⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:4124
        
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        7⤵
        
        PID:3188
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3188 -s 540
        8⤵
        Program crash
        
        PID:4748
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4124 -s 592
        7⤵
        Program crash
        
        PID:616
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Ei165Xw.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Ei165Xw.exe
        6⤵
        Executes dropped EXE
        
        PID:3728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3188 -ip 3188
1⤵
PID:4968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4124 -ip 4124
1⤵
PID:4172

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

dB6Rr2NQ.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dB6Rr2NQ.exe
Size 1.0MB
SHA256 067cc6cec416fb5ae3b803ef06bd3d789bfe16b0d241dba3298acbb45880eaca
MD5 5a1796d51c84de00c13dac6c3f2cbe55
SHA1 5e3959a2d15e2d5a6b90e5698b1fcafe40380a41
SHA512 c0a8bc334c164dc7df89a2c637b6fda09946539f7a529926779fa1525f06787e40fe277bdddf524fe923db55db90d46054e22646eb278675c7b41529f5dea06c
SSDEEP 24576:Yypn6MDg1GEf8VYHVM4YKcDEkMg4okC+PzDEpvQOwGhviUf:fZqGVWuKcDEkv7mD1KaU
MD5 SHA1 SHA512 SSDEEP

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dB6Rr2NQ.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dB6Rr2NQ.exe
Size 1.0MB
SHA256 067cc6cec416fb5ae3b803ef06bd3d789bfe16b0d241dba3298acbb45880eaca
MD5 5a1796d51c84de00c13dac6c3f2cbe55
SHA1 5e3959a2d15e2d5a6b90e5698b1fcafe40380a41
SHA512 c0a8bc334c164dc7df89a2c637b6fda09946539f7a529926779fa1525f06787e40fe277bdddf524fe923db55db90d46054e22646eb278675c7b41529f5dea06c
SSDEEP 24576:Yypn6MDg1GEf8VYHVM4YKcDEkMg4okC+PzDEpvQOwGhviUf:fZqGVWuKcDEkv7mD1KaU
MD5 SHA1 SHA512 SSDEEP

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vh3qK4WM.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vh3qK4WM.exe
Size 879KB
SHA256 b5796b3a77abd96bb6e6a7d8776bfcb1791272d64b794b477a2a323158e601f0
MD5 96105c0b98d5a4d63f270a6964b8c4a2
SHA1 a4a068382bb4c12587b7bc081e4518c134a3a196
SHA512 5e8bc1eaa8e544de341f147721143b6e7938e9fab6be0349227af69d6379cb3e744a1125aea75f90643093e2451b820c6cd0a4f0d30f18e4009bee01d328edc6
SSDEEP 24576:OyqG4EfTHVG4AdcDfkMq0/gO+VzBEpXQORy/:dBzEdcDfkRWqBh
MD5 SHA1 SHA512 SSDEEP

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vh3qK4WM.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vh3qK4WM.exe
Size 879KB
SHA256 b5796b3a77abd96bb6e6a7d8776bfcb1791272d64b794b477a2a323158e601f0
MD5 96105c0b98d5a4d63f270a6964b8c4a2
SHA1 a4a068382bb4c12587b7bc081e4518c134a3a196
SHA512 5e8bc1eaa8e544de341f147721143b6e7938e9fab6be0349227af69d6379cb3e744a1125aea75f90643093e2451b820c6cd0a4f0d30f18e4009bee01d328edc6
SSDEEP 24576:OyqG4EfTHVG4AdcDfkMq0/gO+VzBEpXQORy/:dBzEdcDfkRWqBh
MD5 SHA1 SHA512 SSDEEP

Submit Download

hS4Gw1rq.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hS4Gw1rq.exe
Size 584KB
SHA256 fcebba001a4eaa67b5183448199091f1afa569b96593d86d2283395812953aa9
MD5 4c81c9e882e9be369fed912911748198
SHA1 f78aa5b82cd179ba45030ddd4ff9dee2d79add25
SHA512 31d9bd066a71015123920fcb0c4a2718adf535dbec843756e3ddd252469a28d9919610f109146ae4387df8058ad73e2dbc220b9967f3bddaa8278b702fbc49f3
SSDEEP 12288:kMr4y90Zb7E5rWiS5117exV94A3glDlNq2ySY068P434UpXczO:8yA05BxV94A3cDlg2q0rA4U6zO
MD5 SHA1 SHA512 SSDEEP

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hS4Gw1rq.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hS4Gw1rq.exe
Size 584KB
SHA256 fcebba001a4eaa67b5183448199091f1afa569b96593d86d2283395812953aa9
MD5 4c81c9e882e9be369fed912911748198
SHA1 f78aa5b82cd179ba45030ddd4ff9dee2d79add25
SHA512 31d9bd066a71015123920fcb0c4a2718adf535dbec843756e3ddd252469a28d9919610f109146ae4387df8058ad73e2dbc220b9967f3bddaa8278b702fbc49f3
SSDEEP 12288:kMr4y90Zb7E5rWiS5117exV94A3glDlNq2ySY068P434UpXczO:8yA05BxV94A3cDlg2q0rA4U6zO
MD5 SHA1 SHA512 SSDEEP

Submit Download

vq3GA5Wq.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vq3GA5Wq.exe
Size 412KB
SHA256 a8f6cb02733f1b39b977c76e2a079c7f38a9e552d971ee4f4542ee7de9dc72af
MD5 4479b86b8a7d78919e08c8823fd0959d
SHA1 37d9481cba53cba6f9cddfcf165fee8734e8dd09
SHA512 e5d92ca1e628c5dedc80c8b60a1c5a1333aec6ca6f75e3d9479c4637f30a45b2e671f8dd084bffce166572a18622a0a58b783578b2d98357f8ac357f9722152d
SSDEEP 12288:hMrcy90DkTD0Qp7A8glDINqFyiY06hej:1yhZp7A8cDIgFI0Cq
MD5 SHA1 SHA512 SSDEEP

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vq3GA5Wq.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\vq3GA5Wq.exe
Size 412KB
SHA256 a8f6cb02733f1b39b977c76e2a079c7f38a9e552d971ee4f4542ee7de9dc72af
MD5 4479b86b8a7d78919e08c8823fd0959d
SHA1 37d9481cba53cba6f9cddfcf165fee8734e8dd09
SHA512 e5d92ca1e628c5dedc80c8b60a1c5a1333aec6ca6f75e3d9479c4637f30a45b2e671f8dd084bffce166572a18622a0a58b783578b2d98357f8ac357f9722152d
SSDEEP 12288:hMrcy90DkTD0Qp7A8glDINqFyiY06hej:1yhZp7A8cDIgFI0Cq
MD5 SHA1 SHA512 SSDEEP

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1Wr45vA5.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1Wr45vA5.exe
Size 378KB
SHA256 90d4e3357eba07a24b87d2cee59883a384ab636641624f09af4d2ce4ed69c003
MD5 49e6932db9de771063dd3913bb24c7a7
SHA1 e98e45d1cc5d02c0d079ada070c67f9d7dc48698
SHA512 bc4d59c7afb0a456d4e170df64e7926dfbd57bd6e8180bb0a95dd64d6420b5a13f9576487630ab8c1e0b0abc67c789e84765ffe1a4c4ed8b0de188c1da8f72b0
SSDEEP 6144:k4uSx92pCryG4kfjSGwEi56AOuGozmLTCJBCHGBTMuxW4YH38S6irYavZ1XcsqFo:k4ua2wryNSH/eCHbus4U38SBYavZ1eFo
MD5 SHA1 SHA512 SSDEEP

Submit Download

1Wr45vA5.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1Wr45vA5.exe
Size 378KB
SHA256 90d4e3357eba07a24b87d2cee59883a384ab636641624f09af4d2ce4ed69c003
MD5 49e6932db9de771063dd3913bb24c7a7
SHA1 e98e45d1cc5d02c0d079ada070c67f9d7dc48698
SHA512 bc4d59c7afb0a456d4e170df64e7926dfbd57bd6e8180bb0a95dd64d6420b5a13f9576487630ab8c1e0b0abc67c789e84765ffe1a4c4ed8b0de188c1da8f72b0
SSDEEP 6144:k4uSx92pCryG4kfjSGwEi56AOuGozmLTCJBCHGBTMuxW4YH38S6irYavZ1XcsqFo:k4ua2wryNSH/eCHbus4U38SBYavZ1eFo
MD5 SHA1 SHA512 SSDEEP

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2Ei165Xw.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Ei165Xw.exe
Size 221KB
SHA256 e60cb8f2d93d5464f6fbe8c61fefcec012be32f1c721165352bd9aea848c0216
MD5 6ab5e4fd0be6358b2d92e7c8905469ed
SHA1 2346d2e0efe2ebd588ce2e2f58112c0e92b94f18
SHA512 b09f53ab2b97ab8998e16092abb60e86e27217593a612ac0609f7721c3eb11c71230e96eee7d3ed3fdcf6a4e5ae0146ed634b89d34b9b23c517b245a86c72552
SSDEEP 3072:yFyOHrnNNgchKkRm8pyUDv8ZTYllt/q0ePfm/lpvSLaeG:yFyOLNNgch5k80UDGYp/mPfmdJSLa
MD5 SHA1 SHA512 SSDEEP

Submit Download

2Ei165Xw.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Ei165Xw.exe
Size 221KB
SHA256 e60cb8f2d93d5464f6fbe8c61fefcec012be32f1c721165352bd9aea848c0216
MD5 6ab5e4fd0be6358b2d92e7c8905469ed
SHA1 2346d2e0efe2ebd588ce2e2f58112c0e92b94f18
SHA512 b09f53ab2b97ab8998e16092abb60e86e27217593a612ac0609f7721c3eb11c71230e96eee7d3ed3fdcf6a4e5ae0146ed634b89d34b9b23c517b245a86c72552
SSDEEP 3072:yFyOHrnNNgchKkRm8pyUDv8ZTYllt/q0ePfm/lpvSLaeG:yFyOLNNgch5k80UDGYp/mPfmdJSLa
MD5 SHA1 SHA512 SSDEEP

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memory/3188-36-0x0000000000400000-0x0000000000428000-memory.dmp

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memory/3188-37-0x0000000000400000-0x0000000000428000-memory.dmp

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memory/3188-39-0x0000000000400000-0x0000000000428000-memory.dmp

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memory/3188-35-0x0000000000400000-0x0000000000428000-memory.dmp

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memory/3728-46-0x0000000007920000-0x00000000079B2000-memory.dmp

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memory/3728-43-0x0000000000B80000-0x0000000000BBE000-memory.dmp

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memory/3728-45-0x0000000007DF0000-0x0000000008394000-memory.dmp

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memory/3728-44-0x00000000743B0000-0x0000000074B60000-memory.dmp

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memory/3728-47-0x0000000007910000-0x0000000007920000-memory.dmp

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memory/3728-48-0x0000000007B00000-0x0000000007B0A000-memory.dmp

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memory/3728-49-0x00000000089C0000-0x0000000008FD8000-memory.dmp

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memory/3728-50-0x0000000007CB0000-0x0000000007DBA000-memory.dmp

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memory/3728-51-0x0000000007BE0000-0x0000000007BF2000-memory.dmp

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memory/3728-52-0x0000000007C40000-0x0000000007C7C000-memory.dmp

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memory/3728-53-0x00000000083A0000-0x00000000083EC000-memory.dmp

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memory/3728-54-0x00000000743B0000-0x0000000074B60000-memory.dmp

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memory/3728-55-0x0000000007910000-0x0000000007920000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads