mystic | 60fcc3045e1b1073753937ff8c184c464a45ea76225a406024335c07f898cf7b

Analysis

max time kernel
148s
max time network
150s
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 17:46

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General

Target

2bed4ea70d0e8707549aac41f29fea0c9a994c68cc33636d802429b5694f077f.exe
Size

1.2MB
MD5

4a81e0857c9762c946ab1ca7eef1cdf5
SHA1

1a2d38328e3d5a077bcdda01e89a749fc491f234
SHA256

2bed4ea70d0e8707549aac41f29fea0c9a994c68cc33636d802429b5694f077f
SHA512

84754b9ccc2b3384f93c5b1543065d207853eee1c6a47e1a75a46aa61eda06a49f937d4bbdba8fc1074eed33377789b048a80431689435bb6cc32870e6bdee93
SSDEEP

24576:6yXenkiqAtofLsPurQPLpCw37ew+wDXR3CCJO6TfMU+aLiAFJiBr:BXen6Atoftw1Cw37FlXBPTHluAFJiB

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
behavioral4/memory/4260-35-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family
behavioral4/memory/4260-38-0x0000000000400000-0x0000000000428000-memory.dmp	mystic_family
behavioral4/memory/4260-36-0x0000000000400000-0x0000000000428000-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
behavioral4/files/0x0007000000023419-40.dat	family_redline
behavioral4/memory/1052-42-0x0000000000F50000-0x0000000000F8E000-memory.dmp	family_redline

Executes dropped EXE 6 IoCs

pid	Process
4160	Bq8gM2fQ.exe
3476	RW9av1XD.exe
2540	FI9AC6gi.exe
2944	rY0tF5lc.exe
4380	1dp91sg6.exe
1052	2CO552OU.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_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	RW9av1XD.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\\\""	FI9AC6gi.exe
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\\\""	rY0tF5lc.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\\\""	2bed4ea70d0e8707549aac41f29fea0c9a994c68cc33636d802429b5694f077f.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\\\""	Bq8gM2fQ.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4380 set thread context of 4260	4380	1dp91sg6.exe	91

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3616	4380	WerFault.exe	88

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 3760 wrote to memory of 4160	3760	2bed4ea70d0e8707549aac41f29fea0c9a994c68cc33636d802429b5694f077f.exe	82
PID 3760 wrote to memory of 4160	3760	2bed4ea70d0e8707549aac41f29fea0c9a994c68cc33636d802429b5694f077f.exe	82
PID 3760 wrote to memory of 4160	3760	2bed4ea70d0e8707549aac41f29fea0c9a994c68cc33636d802429b5694f077f.exe	82
PID 4160 wrote to memory of 3476	4160	Bq8gM2fQ.exe	83
PID 4160 wrote to memory of 3476	4160	Bq8gM2fQ.exe	83
PID 4160 wrote to memory of 3476	4160	Bq8gM2fQ.exe	83
PID 3476 wrote to memory of 2540	3476	RW9av1XD.exe	85
PID 3476 wrote to memory of 2540	3476	RW9av1XD.exe	85
PID 3476 wrote to memory of 2540	3476	RW9av1XD.exe	85
PID 2540 wrote to memory of 2944	2540	FI9AC6gi.exe	86
PID 2540 wrote to memory of 2944	2540	FI9AC6gi.exe	86
PID 2540 wrote to memory of 2944	2540	FI9AC6gi.exe	86
PID 2944 wrote to memory of 4380	2944	rY0tF5lc.exe	88
PID 2944 wrote to memory of 4380	2944	rY0tF5lc.exe	88
PID 2944 wrote to memory of 4380	2944	rY0tF5lc.exe	88
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 4380 wrote to memory of 4260	4380	1dp91sg6.exe	91
PID 2944 wrote to memory of 1052	2944	rY0tF5lc.exe	95
PID 2944 wrote to memory of 1052	2944	rY0tF5lc.exe	95
PID 2944 wrote to memory of 1052	2944	rY0tF5lc.exe	95

C:\Users\Admin\AppData\Local\Temp\2bed4ea70d0e8707549aac41f29fea0c9a994c68cc33636d802429b5694f077f.exe
"C:\Users\Admin\AppData\Local\Temp\2bed4ea70d0e8707549aac41f29fea0c9a994c68cc33636d802429b5694f077f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3760
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Bq8gM2fQ.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Bq8gM2fQ.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4160
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\RW9av1XD.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\RW9av1XD.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:3476
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\FI9AC6gi.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\FI9AC6gi.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:2540
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\rY0tF5lc.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\rY0tF5lc.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:2944
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1dp91sg6.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1dp91sg6.exe
        6⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:4380
        
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        7⤵
        
        PID:4260
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4380 -s 600
        7⤵
        Program crash
        
        PID:3616
      - C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2CO552OU.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2CO552OU.exe
        6⤵
        Executes dropped EXE
        
        PID:1052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4380 -ip 4380
1⤵
PID:1892

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\Bq8gM2fQ.exe

Filesize
1.0MB

MD5
d5db80d6cd1487b4c33b80a8a2e74a42

SHA1
3f522008a5497380520a166c5bafe1d9da1acb6e

SHA256
0c597c18da7285d2a80fe1754f64f5d7a9461489550d5d0a29d32a7f8f9dbcfe

SHA512
b028c9ad6687550697fc47e227299da8e6c1b1037b0a6f8924aab4e9d5836ec08990deaef0c5b7ddec3a7eb43b5d64db27b16358dda093318062f11060a7ee50

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\RW9av1XD.exe

Filesize
884KB

MD5
701c6421d236b81c8abfc81513c19763

SHA1
43cd7f45889e96db2e7e5f040a958e7f1a7e01b7

SHA256
8d7dee1df9eef0aec8e59febd6e571686b61b904393d35fa2a4ba2d5ec8f4c2e

SHA512
655f49c02f0520ad8fb41f30bac9428c1abdb880da85ef0f64634ff49da7b6ca8d8a51a18b9a2f66e83a0d7e331c2cfe12a0f036aceda40e5b5cff41263a53d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\FI9AC6gi.exe

Filesize
590KB

MD5
727997852c3691688fa2848c52727b8b

SHA1
7f83fbf3909f7082028db4608e8bd7051f4fb19f

SHA256
f240c568a2882510e9d4f0639bbdec62d3f334cb3b0404c20a588a252dab2ec3

SHA512
df37b4e2c996063295105766be57ac29bdd6089c0b784a7c5725f0de94a4a7565cd700f128a8b1e2a789acc1ab5e9f62b2911727e2b16df5dc9ac764f8f719b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\rY0tF5lc.exe

Filesize
417KB

MD5
4e27c191a41f3cd46f1c76a9bc56997f

SHA1
5b6a38089475c19d39189814d210ae0e2d4552ec

SHA256
bdb887d5ba1925b81d4995b123862cce5cb251f6de33005cf8e728b1e323e132

SHA512
d0b0dba181b45957be0a76dd599871de4684410aa29082f205291abb5f01b1d25657dd926c8830edb34d03a103a225b51e8678707740db1231f276400abbaf22

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1dp91sg6.exe

Filesize
378KB

MD5
f0831f173733de08511f3a0739f278a6

SHA1
06dc809d653c5d2c97386084ae13b50a73eb5b60

SHA256
8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

SHA512
19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2CO552OU.exe

Filesize
231KB

MD5
33a602c26330152c32a620eaf8e72759

SHA1
a707558c657ae5bb8881a1e48c3c33b15109509d

SHA256
b091acaa030642e66c48c862a092efd6c12de7cd2dc033c2acf2cfea733f8fc7

SHA512
08b4cf74fa1963d73876bda06100321fdfb9f9a018ed3bc3ed2bf7926be11a9588fee7093287a349a918e0535b5357fa72dad15b74f422105100b97ccd43b379

Download Submit
memory/1052-42-0x0000000000F50000-0x0000000000F8E000-memory.dmp

Filesize
248KB

Download
memory/1052-43-0x0000000008330000-0x00000000088D4000-memory.dmp

Filesize
5.6MB

Download
memory/1052-44-0x0000000007E20000-0x0000000007EB2000-memory.dmp

Filesize
584KB

Download
memory/1052-45-0x00000000053B0000-0x00000000053BA000-memory.dmp

Filesize
40KB

Download
memory/1052-46-0x0000000008F00000-0x0000000009518000-memory.dmp

Filesize
6.1MB

Download
memory/1052-47-0x0000000008120000-0x000000000822A000-memory.dmp

Filesize
1.0MB

Download
memory/1052-48-0x0000000008050000-0x0000000008062000-memory.dmp

Filesize
72KB

Download
memory/1052-49-0x00000000080B0000-0x00000000080EC000-memory.dmp

Filesize
240KB

Download
memory/1052-50-0x0000000008230000-0x000000000827C000-memory.dmp

Filesize
304KB

Download
memory/4260-38-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4260-36-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4260-35-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads