redline | 15da805913716df9c587eca175c626571489f023cb679b69ed646c3e95ab5567

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
13-05-2024 11:47

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General

Target

14841ccb83b8a3938282bf27ed0477e96b335c197b99c0745c4458eaaffd2675.exe
Size

488KB
MD5

b940e87779e0ca65191e5bbe42eb07ed
SHA1

3174c71e7342f7d7a8fa0dcb97d08d4d5ec09358
SHA256

14841ccb83b8a3938282bf27ed0477e96b335c197b99c0745c4458eaaffd2675
SHA512

14efb4d21f4c790ccc1c2f7c57987beaa93c658f445904eda469b62be672756fb489e38b392c8e3dc746d60644ac5f91accd10f89156a218e9cc9a49d1b44245
SSDEEP

12288:0Mr5y90ev0/vEizqfMx4fi9pJqdIjNMmuZbn:Nyd0XESyfST+muVn

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\DisableRealtimeMonitoring = "1"	a9994475.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a9994475.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a9994475.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a9994475.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a9994475.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a9994475.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/0x00070000000234ba-53.dat	family_redline
behavioral2/memory/3588-54-0x00000000001A0000-0x00000000001CE000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
3848	v7048720.exe
820	a9994475.exe
3588	b9825171.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	a9994475.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a9994475.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\\\""	14841ccb83b8a3938282bf27ed0477e96b335c197b99c0745c4458eaaffd2675.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\\\""	v7048720.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
820	a9994475.exe
820	a9994475.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	820	a9994475.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 3848	4444	14841ccb83b8a3938282bf27ed0477e96b335c197b99c0745c4458eaaffd2675.exe	83
PID 4444 wrote to memory of 3848	4444	14841ccb83b8a3938282bf27ed0477e96b335c197b99c0745c4458eaaffd2675.exe	83
PID 4444 wrote to memory of 3848	4444	14841ccb83b8a3938282bf27ed0477e96b335c197b99c0745c4458eaaffd2675.exe	83
PID 3848 wrote to memory of 820	3848	v7048720.exe	84
PID 3848 wrote to memory of 820	3848	v7048720.exe	84
PID 3848 wrote to memory of 820	3848	v7048720.exe	84
PID 3848 wrote to memory of 3588	3848	v7048720.exe	95
PID 3848 wrote to memory of 3588	3848	v7048720.exe	95
PID 3848 wrote to memory of 3588	3848	v7048720.exe	95

C:\Users\Admin\AppData\Local\Temp\14841ccb83b8a3938282bf27ed0477e96b335c197b99c0745c4458eaaffd2675.exe
"C:\Users\Admin\AppData\Local\Temp\14841ccb83b8a3938282bf27ed0477e96b335c197b99c0745c4458eaaffd2675.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4444
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7048720.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7048720.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3848
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9994475.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9994475.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:820
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9825171.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9825171.exe
    3⤵
    - Executes dropped EXE
    PID:3588

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\v7048720.exe

Filesize
316KB

MD5
360ffdb3ec16d9d16ead7a7ca87eed0c

SHA1
570cbea4e7c59443a5545c07452bf7dca921ca9d

SHA256
220f464b76f6cb53d1ee73c2d90b0ada5c8cc5d2a80bd9d4fed4a544d73721f3

SHA512
bfe1d93d43acb599049ba62ac30143eac25942b507c3f9231fc3e05fa0d7810149b6af53c6e68437a3df32e5624367d72b0149f0e1872766992f66d9a8724ee0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9994475.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9825171.exe

Filesize
168KB

MD5
17dc4bb1d477f2f42e3263c29d96e4fc

SHA1
3b21ef43723eeb7316b85eeff0ee8de065dd20b0

SHA256
59851c7c45883e42b15e4957328e8450eba645c1213fe231310dc43585f4f069

SHA512
6df2f395ed949fa4a526e503107ba8a08062e786ae25c4e51215e5285ec4088fb4f8984af3eebbc6006ef1fb9b13e3737bb7022e0af8966ea45bb1e25b20a701

Download Submit
memory/820-25-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-16-0x0000000074380000-0x0000000074B30000-memory.dmp

Filesize
7.7MB

Download
memory/820-21-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-18-0x0000000004990000-0x00000000049AC000-memory.dmp

Filesize
112KB

Download
memory/820-19-0x0000000074380000-0x0000000074B30000-memory.dmp

Filesize
7.7MB

Download
memory/820-41-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-47-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-45-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-43-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-40-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-48-0x0000000074380000-0x0000000074B30000-memory.dmp

Filesize
7.7MB

Download
memory/820-37-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-27-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-15-0x00000000022C0000-0x00000000022DE000-memory.dmp

Filesize
120KB

Download
memory/820-23-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-17-0x0000000004A30000-0x0000000004FD4000-memory.dmp

Filesize
5.6MB

Download
memory/820-20-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-35-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-33-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-31-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-29-0x0000000004990000-0x00000000049A6000-memory.dmp

Filesize
88KB

Download
memory/820-50-0x0000000074380000-0x0000000074B30000-memory.dmp

Filesize
7.7MB

Download
memory/820-14-0x000000007438E000-0x000000007438F000-memory.dmp

Filesize
4KB

Download
memory/3588-54-0x00000000001A0000-0x00000000001CE000-memory.dmp

Filesize
184KB

Download
memory/3588-55-0x0000000002390000-0x0000000002396000-memory.dmp

Filesize
24KB

Download
memory/3588-56-0x00000000051F0000-0x0000000005808000-memory.dmp

Filesize
6.1MB

Download
memory/3588-57-0x0000000004CE0000-0x0000000004DEA000-memory.dmp

Filesize
1.0MB

Download
memory/3588-58-0x0000000004A10000-0x0000000004A22000-memory.dmp

Filesize
72KB

Download
memory/3588-59-0x0000000004A70000-0x0000000004AAC000-memory.dmp

Filesize
240KB

Download
memory/3588-60-0x0000000004BD0000-0x0000000004C1C000-memory.dmp

Filesize
304KB

Download