mystic | c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb

General

Target

c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe
Size

742KB
MD5

106be39ef4a912f78e06471ecb5132e9
SHA1

c009a915bebb303932e34a652380c8bbb228ab5b
SHA256

c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb
SHA512

35a018249f3b5375373929907decb3277e923adc51283d9e11b4d579ac97a8099a6e8ff6de95f4af953fc4a4e9cf0915454ccceecb796b97e38a757428c1e2a5
SSDEEP

12288:a3//yfYb5BIQZVtAWlz3R5Ao9vDykv31PCkc/cgshjrstfPQWM5ObWvwu/qsgh3y:giuBtZvb31P96c/0fPQv5ObEt

Score

10^/10

mystic redline moner infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

moner

C2

77.91.124.82:19071

Attributes

auth_value
a94cd9e01643e1945b296c28a2f28707

Signatures

Detect Mystic stealer payload 2 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023084-17.dat	family_mystic
behavioral2/files/0x000b000000023084-16.dat	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

Executes dropped EXE 3 IoCs

pid	Process
5108	y6639245.exe
4896	m6971550.exe
3344	n9935075.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\\\""	AppLaunch.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\\\""	y6639245.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3944 set thread context of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 3944 wrote to memory of 4776	3944	c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe	91
PID 4776 wrote to memory of 5108	4776	AppLaunch.exe	92
PID 4776 wrote to memory of 5108	4776	AppLaunch.exe	92
PID 4776 wrote to memory of 5108	4776	AppLaunch.exe	92
PID 5108 wrote to memory of 4896	5108	y6639245.exe	93
PID 5108 wrote to memory of 4896	5108	y6639245.exe	93
PID 5108 wrote to memory of 4896	5108	y6639245.exe	93
PID 5108 wrote to memory of 3344	5108	y6639245.exe	94
PID 5108 wrote to memory of 3344	5108	y6639245.exe	94
PID 5108 wrote to memory of 3344	5108	y6639245.exe	94

C:\Users\Admin\AppData\Local\Temp\c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe
"C:\Users\Admin\AppData\Local\Temp\c6b7e9d24669f6a1f0175447407d97252fb52c95b01e2f1b01e96103faedc2fb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4776
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6639245.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6639245.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:5108
  - - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m6971550.exe
      C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m6971550.exe
      4⤵
      Executes dropped EXE
      PID:4896
  - - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n9935075.exe
      C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n9935075.exe
      4⤵
      Executes dropped EXE
      PID:3344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

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\y6639245.exe

Filesize
272KB

MD5
a60989e23635462d44340ba93027a6e6

SHA1
95a552ce86a8a3333e5bd3e6880a5a67ae730675

SHA256
e6e2509b18f0848f69264387512ce3e71a94cf59645472e5430269b87192f3d2

SHA512
95dc4a6a57bfee7e8fe1c0694398833508d1d358692b2eda9e25e90b513730f03bcbe3b3ade4550b1ec6ca3785821c9fe4443d7581e05af0841ed136180ad16b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6639245.exe

Filesize
272KB

MD5
a60989e23635462d44340ba93027a6e6

SHA1
95a552ce86a8a3333e5bd3e6880a5a67ae730675

SHA256
e6e2509b18f0848f69264387512ce3e71a94cf59645472e5430269b87192f3d2

SHA512
95dc4a6a57bfee7e8fe1c0694398833508d1d358692b2eda9e25e90b513730f03bcbe3b3ade4550b1ec6ca3785821c9fe4443d7581e05af0841ed136180ad16b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m6971550.exe

Filesize
140KB

MD5
ceb12b5b50cc28c071b9790be70e828c

SHA1
b2a078a349db0868fb079021a91208ce05988a34

SHA256
d65380b86cf3e172cd167ccd81ba12792a5261f08dde4b6f09e10fa70aa7c904

SHA512
570ecb420b946cf59eae34aa5747828f9f44c2f8d97012356c636b847448e177d268c4c25a4da33b23880fcb8aca8aae1258213b26497fc898dec90f3ecbd112

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\m6971550.exe

Filesize
140KB

MD5
ceb12b5b50cc28c071b9790be70e828c

SHA1
b2a078a349db0868fb079021a91208ce05988a34

SHA256
d65380b86cf3e172cd167ccd81ba12792a5261f08dde4b6f09e10fa70aa7c904

SHA512
570ecb420b946cf59eae34aa5747828f9f44c2f8d97012356c636b847448e177d268c4c25a4da33b23880fcb8aca8aae1258213b26497fc898dec90f3ecbd112

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n9935075.exe

Filesize
175KB

MD5
a3a2d586d86444c33873ddc063990408

SHA1
5055cafe16b91e6361cbf6e36807e2b6c1b53e34

SHA256
c734040b0b77b013fbaf197c8609799499b4515720dd73a6d0fb32848fae8a8a

SHA512
44b23686599455151305a05a2c9a1f93f7f8bd6995bf494814ba1b3c53a2d5825c332421430433b8ba9bdf3bf6ca8887f8bfbeeb0484d462825ccb659f6baa41

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\n9935075.exe

Filesize
175KB

MD5
a3a2d586d86444c33873ddc063990408

SHA1
5055cafe16b91e6361cbf6e36807e2b6c1b53e34

SHA256
c734040b0b77b013fbaf197c8609799499b4515720dd73a6d0fb32848fae8a8a

SHA512
44b23686599455151305a05a2c9a1f93f7f8bd6995bf494814ba1b3c53a2d5825c332421430433b8ba9bdf3bf6ca8887f8bfbeeb0484d462825ccb659f6baa41

Download Submit
memory/3344-21-0x00000000740C0000-0x0000000074870000-memory.dmp

Filesize
7.7MB

Download
memory/3344-27-0x000000000A360000-0x000000000A372000-memory.dmp

Filesize
72KB

Download
memory/3344-32-0x0000000004F20000-0x0000000004F30000-memory.dmp

Filesize
64KB

Download
memory/3344-31-0x00000000740C0000-0x0000000074870000-memory.dmp

Filesize
7.7MB

Download
memory/3344-29-0x000000000A530000-0x000000000A57C000-memory.dmp

Filesize
304KB

Download
memory/3344-22-0x0000000000470000-0x00000000004A0000-memory.dmp

Filesize
192KB

Download
memory/3344-23-0x0000000004E90000-0x0000000004E96000-memory.dmp

Filesize
24KB

Download
memory/3344-24-0x000000000A8D0000-0x000000000AEE8000-memory.dmp

Filesize
6.1MB

Download
memory/3344-25-0x000000000A420000-0x000000000A52A000-memory.dmp

Filesize
1.0MB

Download
memory/3344-26-0x0000000004F20000-0x0000000004F30000-memory.dmp

Filesize
64KB

Download
memory/3344-28-0x000000000A3C0000-0x000000000A3FC000-memory.dmp

Filesize
240KB

Download
memory/4776-3-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4776-0-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4776-30-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4776-1-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4776-2-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads