redline | b20d3b5caab986390a57d9b858c330d6fa12fa368809dfc94b90991735dc89d1

Analysis

max time kernel
142s
max time network
153s
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 10:00

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General

Target

23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe
Size

316KB
MD5

f712934f99fbfc9b1ff2398abc331fbd
SHA1

8efdec052dddd0cda493feb71e6e19699b29cdd4
SHA256

23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225
SHA512

fd5e93f020a606ead8f3d667fdc68caf87250839b494e0e1055894d13d0fe0e4b413af2a6b42fc741d95794e3d0dcbfc2ee93d7925ee457cdc3f771b768390ab
SSDEEP

6144:Kyy+bnr+Cp0yN90QE46vZrMgXGma0+qSNF1li6HpvZ7W:KMr+y90KmNRGfNHpQ

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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a2686029.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a2686029.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a2686029.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a2686029.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a2686029.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a2686029.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
behavioral8/files/0x000700000002343d-45.dat	family_redline
behavioral8/memory/228-47-0x0000000000F60000-0x0000000000F8E000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
3324	a2686029.exe
228	b8865089.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	a2686029.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a2686029.exe

Adds Run key to start application 2 TTPs 1 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\\\""	23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3324	a2686029.exe
3324	a2686029.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3324	a2686029.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 3324	1916	23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe	82
PID 1916 wrote to memory of 3324	1916	23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe	82
PID 1916 wrote to memory of 3324	1916	23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe	82
PID 1916 wrote to memory of 228	1916	23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe	89
PID 1916 wrote to memory of 228	1916	23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe	89
PID 1916 wrote to memory of 228	1916	23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe	89

C:\Users\Admin\AppData\Local\Temp\23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe
"C:\Users\Admin\AppData\Local\Temp\23fcf9bc69ee1c0d5089103821b4a531b975fae897eba7a91861452d69803225.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a2686029.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a2686029.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3324
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b8865089.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b8865089.exe
  2⤵
  - Executes dropped EXE
  PID:228

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\a2686029.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b8865089.exe

Filesize
168KB

MD5
e8bcc63883d9303cb6379767c8acce82

SHA1
78a8b019f11ca835eb8d28dcf860bed1c8a5ddd3

SHA256
5905a2bad60d98e2355ef9ee8a622760949b70237189704a13c6a2ec2fe61899

SHA512
b6b045cf31f7d7342cd2781bb8d1617495c193cd891fb650028ed0b98a673570ca78599a343a4b6f813e3bb39f347e3f8e20c0a525b68d16324269e36cdd3d45

Download Submit
memory/228-56-0x0000000074530000-0x00000000745DB000-memory.dmp

Filesize
684KB

Download
memory/228-55-0x0000000005AD0000-0x0000000005B1C000-memory.dmp

Filesize
304KB

Download
memory/228-54-0x0000000005940000-0x000000000597C000-memory.dmp

Filesize
240KB

Download
memory/228-53-0x00000000058E0000-0x00000000058F2000-memory.dmp

Filesize
72KB

Download
memory/228-52-0x0000000074530000-0x00000000745DB000-memory.dmp

Filesize
684KB

Download
memory/228-51-0x00000000059C0000-0x0000000005ACA000-memory.dmp

Filesize
1.0MB

Download
memory/228-50-0x0000000005ED0000-0x00000000064E8000-memory.dmp

Filesize
6.1MB

Download
memory/228-49-0x0000000005740000-0x0000000005746000-memory.dmp

Filesize
24KB

Download
memory/228-48-0x0000000074530000-0x00000000745DB000-memory.dmp

Filesize
684KB

Download
memory/228-47-0x0000000000F60000-0x0000000000F8E000-memory.dmp

Filesize
184KB

Download
memory/3324-40-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-43-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/3324-28-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-16-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-14-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-13-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-24-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-22-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-20-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-18-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-41-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/3324-30-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-32-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-34-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-36-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-39-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-27-0x00000000049A0000-0x00000000049B6000-memory.dmp

Filesize
88KB

Download
memory/3324-12-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/3324-10-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/3324-11-0x00000000049A0000-0x00000000049BC000-memory.dmp

Filesize
112KB

Download
memory/3324-9-0x0000000004A30000-0x0000000004FD4000-memory.dmp

Filesize
5.6MB

Download
memory/3324-8-0x0000000000780000-0x000000000079E000-memory.dmp

Filesize
120KB

Download
memory/3324-7-0x000000007458E000-0x000000007458F000-memory.dmp

Filesize
4KB

Download