redline | ca441cc9e69c9106b68d24f81e5bfa4a6cccf701fd348d0f609d13e02e80e122

Analysis

max time kernel
142s
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
13-05-2024 17:44

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General

Target

224cc5582a9ac886fdd93fbf84f5c94ce0cbf206de2d7defc6c50dc8e03974c7.exe
Size

488KB
MD5

c970c0f3c54d3b026f962562c9c31562
SHA1

2726deeff32a0c3d297d80e27f0f2bb9347ed051
SHA256

224cc5582a9ac886fdd93fbf84f5c94ce0cbf206de2d7defc6c50dc8e03974c7
SHA512

fe5098ddd3804fae377bfefc852ee66d9d478854daec8d40547ce1f5b6dcb76db5d83e2d24902a7a63e034f6ede8f2fd37106adc77cdabdc73419de893012395
SSDEEP

12288:JMr7y90GoBdBgIjV9jZIHS494fEgp7IMwbj/8ymW:CyOBdJV9ji8fL7IMMj/8ymW

Score

10^/10

redline mixa evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mixa

185.161.248.75:4132

Attributes

auth_value
9d14534b25ac495ab25b59800acf3bb2

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a9144132.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a9144132.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a9144132.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a9144132.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a9144132.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a9144132.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 2 IoCs

resource	yara_rule
behavioral2/files/0x000700000002340a-52.dat	family_redline
behavioral2/memory/4716-54-0x00000000005E0000-0x000000000060E000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
2012	v3734810.exe
4664	a9144132.exe
4716	b6453357.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a9144132.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a9144132.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\\\""	224cc5582a9ac886fdd93fbf84f5c94ce0cbf206de2d7defc6c50dc8e03974c7.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\\\""	v3734810.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4664	a9144132.exe
4664	a9144132.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4664	a9144132.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3596 wrote to memory of 2012	3596	224cc5582a9ac886fdd93fbf84f5c94ce0cbf206de2d7defc6c50dc8e03974c7.exe	83
PID 3596 wrote to memory of 2012	3596	224cc5582a9ac886fdd93fbf84f5c94ce0cbf206de2d7defc6c50dc8e03974c7.exe	83
PID 3596 wrote to memory of 2012	3596	224cc5582a9ac886fdd93fbf84f5c94ce0cbf206de2d7defc6c50dc8e03974c7.exe	83
PID 2012 wrote to memory of 4664	2012	v3734810.exe	84
PID 2012 wrote to memory of 4664	2012	v3734810.exe	84
PID 2012 wrote to memory of 4664	2012	v3734810.exe	84
PID 2012 wrote to memory of 4716	2012	v3734810.exe	89
PID 2012 wrote to memory of 4716	2012	v3734810.exe	89
PID 2012 wrote to memory of 4716	2012	v3734810.exe	89

C:\Users\Admin\AppData\Local\Temp\224cc5582a9ac886fdd93fbf84f5c94ce0cbf206de2d7defc6c50dc8e03974c7.exe
"C:\Users\Admin\AppData\Local\Temp\224cc5582a9ac886fdd93fbf84f5c94ce0cbf206de2d7defc6c50dc8e03974c7.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3596
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3734810.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3734810.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2012
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9144132.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9144132.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4664
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6453357.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6453357.exe
    3⤵
    - Executes dropped EXE
    PID:4716

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

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\v3734810.exe

Filesize
316KB

MD5
802e28be0e67c369681af9376222910a

SHA1
19ee07bc3befb9e2af0a8e28130941b8ad16d2a3

SHA256
3dc73b4f6d23faab7a9c9989da9da63b5a19429e50f38b9dbe628e0e665538ce

SHA512
b6f01f052ca9109e3941d7d38fd68b0539943f3cc376c5772f784c1eb96f68f72e6f01d1015485bd20246c01229c6586180181c458980600250184894365d66d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9144132.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6453357.exe

Filesize
168KB

MD5
81504a0df94ffa60528b8cc8c83771f2

SHA1
89e60bdd2fdf6320c7c4d4359278be07f76e8a32

SHA256
78b5d3fe679c54908e0122f6defa53527799672a92bdcad94d2f5dbed7852ebf

SHA512
0ab7748e6eb1a73146c07a576bed00f817beaf7941f98727aa1b34bf0544d1b021b14eaf2ff7578cadd38a156e1a9556f26d2cdd8eda8fd65ffe7583efff9ae3

Download Submit
memory/4664-29-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-16-0x0000000004980000-0x0000000004F24000-memory.dmp

Filesize
5.6MB

Download
memory/4664-25-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-18-0x0000000004F70000-0x0000000004F8C000-memory.dmp

Filesize
112KB

Download
memory/4664-19-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4664-45-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-47-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-43-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-41-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-39-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-37-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-35-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-31-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-15-0x00000000021B0000-0x00000000021CE000-memory.dmp

Filesize
120KB

Download
memory/4664-27-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-17-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4664-23-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-21-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-20-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-33-0x0000000004F70000-0x0000000004F86000-memory.dmp

Filesize
88KB

Download
memory/4664-48-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4664-50-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4664-14-0x000000007445E000-0x000000007445F000-memory.dmp

Filesize
4KB

Download
memory/4716-54-0x00000000005E0000-0x000000000060E000-memory.dmp

Filesize
184KB

Download
memory/4716-55-0x0000000002770000-0x0000000002776000-memory.dmp

Filesize
24KB

Download
memory/4716-56-0x0000000005620000-0x0000000005C38000-memory.dmp

Filesize
6.1MB

Download
memory/4716-57-0x0000000005170000-0x000000000527A000-memory.dmp

Filesize
1.0MB

Download
memory/4716-58-0x00000000050A0000-0x00000000050B2000-memory.dmp

Filesize
72KB

Download
memory/4716-59-0x0000000005100000-0x000000000513C000-memory.dmp

Filesize
240KB

Download
memory/4716-60-0x0000000005280000-0x00000000052CC000-memory.dmp

Filesize
304KB

Download