mystic | e3346fe08c979602e5adbc8c80c6b5356ecee04d8331fb626f3f9cf36235ea97

Analysis

max time kernel
145s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
09/11/2023, 19:58

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
file.exe
Size 511KB
Sample231109-yps8psda3x
SHA256 e3346fe08c979602e5adbc8c80c6b5356ecee04d8331fb626f3f9cf36235ea97
MD5 d043a2dad04b5edda2db944f4ce621f7
SHA1 2087ac8a835668bbbee974d591dc475e0449603d
SHA512 808fedbad9a8c80c1f1c4b67980957d68bed56dbd1e972bfbac3b3eec059a1efb51af9185b49df57475d4f6a86668fba60bb28e327c73d1f91d43279e9965ac3
SSDEEP 12288:HMrcy90XSe30Rn+o29koY3bicsLg4NkvSLAno/931j:Tyve30QD9koYricsLgekuwo/9R
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

mystic redline taiga infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

taiga

5.42.92.51:19057

Signatures

Detect Mystic stealer payload 4 IoCs

resource	yara_rule
behavioral1/memory/2400-14-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family
behavioral1/memory/2400-15-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family
behavioral1/memory/2400-16-0x0000000000400000-0x0000000000433000-memory.dmp	mystic_family
behavioral1/memory/2400-18-0x0000000000400000-0x0000000000433000-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 1 IoCs

resource	yara_rule
behavioral1/memory/224-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_redline

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Control Panel\International\Geo\Nation	5Ie96xN.exe

Executes dropped EXE 4 IoCs

pid	Process
3144	wM4Bt15.exe
4312	3Wr483Tf.exe
2132	4kx6gY7.exe
4720	5Ie96xN.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	file.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\\\""	wM4Bt15.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4312 set thread context of 2400	4312	3Wr483Tf.exe	87
PID 2132 set thread context of 224	2132	4kx6gY7.exe	96

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
384	2400	WerFault.exe	87

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 60 wrote to memory of 3144	60	file.exe	84
PID 60 wrote to memory of 3144	60	file.exe	84
PID 60 wrote to memory of 3144	60	file.exe	84
PID 3144 wrote to memory of 4312	3144	wM4Bt15.exe	85
PID 3144 wrote to memory of 4312	3144	wM4Bt15.exe	85
PID 3144 wrote to memory of 4312	3144	wM4Bt15.exe	85
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 4312 wrote to memory of 2400	4312	3Wr483Tf.exe	87
PID 3144 wrote to memory of 2132	3144	wM4Bt15.exe	90
PID 3144 wrote to memory of 2132	3144	wM4Bt15.exe	90
PID 3144 wrote to memory of 2132	3144	wM4Bt15.exe	90
PID 2132 wrote to memory of 4944	2132	4kx6gY7.exe	94
PID 2132 wrote to memory of 4944	2132	4kx6gY7.exe	94
PID 2132 wrote to memory of 4944	2132	4kx6gY7.exe	94
PID 2132 wrote to memory of 224	2132	4kx6gY7.exe	96
PID 2132 wrote to memory of 224	2132	4kx6gY7.exe	96
PID 2132 wrote to memory of 224	2132	4kx6gY7.exe	96
PID 2132 wrote to memory of 224	2132	4kx6gY7.exe	96
PID 2132 wrote to memory of 224	2132	4kx6gY7.exe	96
PID 2132 wrote to memory of 224	2132	4kx6gY7.exe	96
PID 2132 wrote to memory of 224	2132	4kx6gY7.exe	96
PID 2132 wrote to memory of 224	2132	4kx6gY7.exe	96
PID 60 wrote to memory of 4720	60	file.exe	97
PID 60 wrote to memory of 4720	60	file.exe	97
PID 60 wrote to memory of 4720	60	file.exe	97
PID 4720 wrote to memory of 2176	4720	5Ie96xN.exe	98
PID 4720 wrote to memory of 2176	4720	5Ie96xN.exe	98
PID 4720 wrote to memory of 2176	4720	5Ie96xN.exe	98

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:60
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wM4Bt15.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wM4Bt15.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3144
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Wr483Tf.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Wr483Tf.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4312
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:2400
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 540
        5⤵
        Program crash
        
        PID:384
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4kx6gY7.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4kx6gY7.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2132
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:4944
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:224
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5Ie96xN.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5Ie96xN.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4720
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\is64.bat" "
    3⤵
    PID:2176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2400 -ip 2400
1⤵
PID:1984

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

5Ie96xN.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5Ie96xN.exe
Size 73KB
SHA256 29b78f3164bef67f5c7a2be8cfeb2c674ed387d8977536fa42de7ccd8149c4b9
MD5 bcbd3c60b750ac0cf9d69018df0e1771
SHA1 eb5cc68ccee25af2f360e6223f9ce9745c03f9e1
SHA512 cb5feff6c3f392ce1aa6d03e406b980f7dd684042092bb51f5eef4f8fedf88c3ea8c467c877cb1fd20797b9dcd69df23717978fd1f63b947f42a0bc94a946361
SSDEEP 1536:5bIqfS0bO7B7wTewJk9WeBLYVrx8AA0oL:5Rfet7wTewJk9lSCj0oL
MD5 SHA1 SHA512 SSDEEP

Submit Download

5Ie96xN.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5Ie96xN.exe
Size 73KB
SHA256 29b78f3164bef67f5c7a2be8cfeb2c674ed387d8977536fa42de7ccd8149c4b9
MD5 bcbd3c60b750ac0cf9d69018df0e1771
SHA1 eb5cc68ccee25af2f360e6223f9ce9745c03f9e1
SHA512 cb5feff6c3f392ce1aa6d03e406b980f7dd684042092bb51f5eef4f8fedf88c3ea8c467c877cb1fd20797b9dcd69df23717978fd1f63b947f42a0bc94a946361
SSDEEP 1536:5bIqfS0bO7B7wTewJk9WeBLYVrx8AA0oL:5Rfet7wTewJk9lSCj0oL
MD5 SHA1 SHA512 SSDEEP

Submit Download

wM4Bt15.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wM4Bt15.exe
Size 388KB
SHA256 5be2a8e89e19b28d5b535f39dc343814287eb7d85f48babd803b84af5675de4c
MD5 730774dd62b888857f27803f348e69c5
SHA1 4489381fa8d64a437590e1bc8f4280ecf4829844
SHA512 e9d20a68944ae93626b1cb378dce3b9117b91dcac6fa38d84ef88939a0028a128635090a015caefc01a3fb19bed9569b44605c18d7e3caf10e47735b4f92d29b
SSDEEP 6144:KRy+bnr+Sp0yN90QECPUlxFq5JYydXnn0xi04kHfLgApENaXv07WaFVl0sY7Q9:zMrey90CUnFqHlAiW/Lg4wkvSxlm7Q9
MD5 SHA1 SHA512 SSDEEP

Submit Download

wM4Bt15.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wM4Bt15.exe
Size 388KB
SHA256 5be2a8e89e19b28d5b535f39dc343814287eb7d85f48babd803b84af5675de4c
MD5 730774dd62b888857f27803f348e69c5
SHA1 4489381fa8d64a437590e1bc8f4280ecf4829844
SHA512 e9d20a68944ae93626b1cb378dce3b9117b91dcac6fa38d84ef88939a0028a128635090a015caefc01a3fb19bed9569b44605c18d7e3caf10e47735b4f92d29b
SSDEEP 6144:KRy+bnr+Sp0yN90QECPUlxFq5JYydXnn0xi04kHfLgApENaXv07WaFVl0sY7Q9:zMrey90CUnFqHlAiW/Lg4wkvSxlm7Q9
MD5 SHA1 SHA512 SSDEEP

Submit Download

3Wr483Tf.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Wr483Tf.exe
Size 300KB
SHA256 750f7323e1dff4e8be12005177941334c86d48acbe7949cac30721f92b008da4
MD5 6fc14a9c635856701da0ef1d98da8e36
SHA1 50f1989c23df0b078cb2c23bf639800297b71707
SHA512 10013810726c61e01ab3a971b15321a0b7b29380d754587f39f6840b3059293c4d3b18c07a790c302a086c18466b47ab90bcd74ec2a5c9a70364bf524bd28497
SSDEEP 6144:7S7w4esWRacmnmCXrwr32zn2nkg12Fhw/xMihPQQ0PgHsfS6Borg/pz:7S7w4eiXkj2SpsFhmNcgHsbirg/pz
MD5 SHA1 SHA512 SSDEEP

Submit Download

3Wr483Tf.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3Wr483Tf.exe
Size 300KB
SHA256 750f7323e1dff4e8be12005177941334c86d48acbe7949cac30721f92b008da4
MD5 6fc14a9c635856701da0ef1d98da8e36
SHA1 50f1989c23df0b078cb2c23bf639800297b71707
SHA512 10013810726c61e01ab3a971b15321a0b7b29380d754587f39f6840b3059293c4d3b18c07a790c302a086c18466b47ab90bcd74ec2a5c9a70364bf524bd28497
SSDEEP 6144:7S7w4esWRacmnmCXrwr32zn2nkg12Fhw/xMihPQQ0PgHsfS6Borg/pz:7S7w4eiXkj2SpsFhmNcgHsbirg/pz
MD5 SHA1 SHA512 SSDEEP

Submit Download

4kx6gY7.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4kx6gY7.exe
Size 339KB
SHA256 829c19597ba300dc91ae26d18591ea6d388d97c62d1a8929f3c10ecdfa6bf0aa
MD5 e94d931a855236c7309d07d4b7d862ac
SHA1 43584d7ca607a4f80395883e4e51129524a49c4c
SHA512 136a2be4bce598b7726dd5ec29b5aeb0a500ed466ac9bdc8e1a312de4dbb7beb7305999dd0b836afbd1219ded001444eea2b1c8e7f4f840aa3cf91439647a244
SSDEEP 6144:Iv7w4esWRa5iHk+N3Rw3ebLreDfBI2kMVdyO21aZsEMa6EEorg/pz:Iv7w4etKIcSs6E3rg/pz
MD5 SHA1 SHA512 SSDEEP

Submit Download

4kx6gY7.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4kx6gY7.exe
Size 339KB
SHA256 829c19597ba300dc91ae26d18591ea6d388d97c62d1a8929f3c10ecdfa6bf0aa
MD5 e94d931a855236c7309d07d4b7d862ac
SHA1 43584d7ca607a4f80395883e4e51129524a49c4c
SHA512 136a2be4bce598b7726dd5ec29b5aeb0a500ed466ac9bdc8e1a312de4dbb7beb7305999dd0b836afbd1219ded001444eea2b1c8e7f4f840aa3cf91439647a244
SSDEEP 6144:Iv7w4esWRa5iHk+N3Rw3ebLreDfBI2kMVdyO21aZsEMa6EEorg/pz:Iv7w4etKIcSs6E3rg/pz
MD5 SHA1 SHA512 SSDEEP

Submit Download

is64.bat

Path C:\Users\Admin\AppData\Local\Temp\is64.bat
Size 181B
SHA256 e1befb57d724c9dc760cf42d7e0609212b22faeb2dc0c3ffe2fbd7134ff69559
MD5 225edee1d46e0a80610db26b275d72fb
SHA1 ce206abf11aaf19278b72f5021cc64b1b427b7e8
SHA512 4f01a2a248a1322cb690b7395b818d2780e46f4884e59f1ab96125d642b6358eea97c7fad6023ef17209b218daa9c88d15ea2b92f124ecb8434c0c7b4a710504
MD5 SHA1 SHA512

Submit Download

is64.txt

Path C:\Users\Admin\AppData\Local\Temp\is64.txt
Size 3B
SHA256 f1b2f662800122bed0ff255693df89c4487fbdcf453d3524a42d4ec20c3d9c04
MD5 a5ea0ad9260b1550a14cc58d2c39b03d
SHA1 f0aedf295071ed34ab8c6a7692223d22b6a19841
SHA512 7c735c613ece191801114785c1ee26a0485cbf1e8ee2c3b85ba1ad290ef75eec9fede5e1a5dc26d504701f3542e6b6457818f4c1d62448d0db40d5f35c357d74
MD5 SHA1 SHA512

Submit Download

memory/224-34-0x0000000007C50000-0x0000000007C5A000-memory.dmp

Download

memory/224-22-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/224-45-0x0000000007C00000-0x0000000007C10000-memory.dmp

Download

memory/224-28-0x0000000073FC0000-0x0000000074770000-memory.dmp

Download

memory/224-29-0x0000000007F40000-0x00000000084E4000-memory.dmp

Download

memory/224-31-0x0000000007A50000-0x0000000007AE2000-memory.dmp

Download

memory/224-33-0x0000000007C00000-0x0000000007C10000-memory.dmp

Download

memory/224-44-0x0000000073FC0000-0x0000000074770000-memory.dmp

Download

memory/224-43-0x0000000007DF0000-0x0000000007E3C000-memory.dmp

Download

memory/224-39-0x0000000008B10000-0x0000000009128000-memory.dmp

Download

memory/224-42-0x0000000007D80000-0x0000000007DBC000-memory.dmp

Download

memory/224-40-0x00000000084F0000-0x00000000085FA000-memory.dmp

Download

memory/224-41-0x0000000007D20000-0x0000000007D32000-memory.dmp

Download

memory/2400-14-0x0000000000400000-0x0000000000433000-memory.dmp

Download

memory/2400-16-0x0000000000400000-0x0000000000433000-memory.dmp

Download

memory/2400-18-0x0000000000400000-0x0000000000433000-memory.dmp

Download

memory/2400-15-0x0000000000400000-0x0000000000433000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads