redline | fc0a70936e6485ae0ce312ce6ff394d0d21759de4bc9ea9b5e01544d951535c2

Analysis

max time kernel
142s
max time network
147s
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

b6b30a924e3f969aba356b4a964cb4abb9fddd40a9a6d9068144b799e997a80b.exe
Size

769KB
MD5

3d766587e52855bf541c62f777efa455
SHA1

21665033b9cf03050f016dede36990b37968ddef
SHA256

b6b30a924e3f969aba356b4a964cb4abb9fddd40a9a6d9068144b799e997a80b
SHA512

2070a54c14cf24b80d1d9aa0203ffdb17e48b79212b296c6982a15c79ad023f40c3e9d3e51af12675e28e2b62acd2ba2166621df38fa78fb9f2d47efd1430d14
SSDEEP

12288:6Mr/y90GlTMDFbYUzxQ8UY757qnC2CpMKK8O4WaKWPZA7o4l+jKoIikP+SYaI:1yje5z28TlmUo4WaKwOo2+jpvkNi

Score

10^/10

redline debro evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

debro

185.161.248.75:4132

Attributes

auth_value
18c2c191aebfde5d1787ec8d805a01a8

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"	k9720757.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k9720757.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k9720757.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k9720757.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k9720757.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k9720757.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
behavioral14/files/0x0007000000023404-54.dat	family_redline
behavioral14/memory/4856-56-0x0000000000260000-0x000000000028E000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
60	y5058997.exe
1176	y4069996.exe
3296	k9720757.exe
4856	l3574533.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	k9720757.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k9720757.exe

Adds Run key to start application 2 TTPs 3 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\\\""	b6b30a924e3f969aba356b4a964cb4abb9fddd40a9a6d9068144b799e997a80b.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\\\""	y5058997.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	y4069996.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3296	k9720757.exe
3296	k9720757.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3296	k9720757.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4268 wrote to memory of 60	4268	b6b30a924e3f969aba356b4a964cb4abb9fddd40a9a6d9068144b799e997a80b.exe	82
PID 4268 wrote to memory of 60	4268	b6b30a924e3f969aba356b4a964cb4abb9fddd40a9a6d9068144b799e997a80b.exe	82
PID 4268 wrote to memory of 60	4268	b6b30a924e3f969aba356b4a964cb4abb9fddd40a9a6d9068144b799e997a80b.exe	82
PID 60 wrote to memory of 1176	60	y5058997.exe	84
PID 60 wrote to memory of 1176	60	y5058997.exe	84
PID 60 wrote to memory of 1176	60	y5058997.exe	84
PID 1176 wrote to memory of 3296	1176	y4069996.exe	85
PID 1176 wrote to memory of 3296	1176	y4069996.exe	85
PID 1176 wrote to memory of 3296	1176	y4069996.exe	85
PID 1176 wrote to memory of 4856	1176	y4069996.exe	91
PID 1176 wrote to memory of 4856	1176	y4069996.exe	91
PID 1176 wrote to memory of 4856	1176	y4069996.exe	91

C:\Users\Admin\AppData\Local\Temp\b6b30a924e3f969aba356b4a964cb4abb9fddd40a9a6d9068144b799e997a80b.exe
"C:\Users\Admin\AppData\Local\Temp\b6b30a924e3f969aba356b4a964cb4abb9fddd40a9a6d9068144b799e997a80b.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4268
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5058997.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5058997.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:60
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y4069996.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y4069996.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1176
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k9720757.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k9720757.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3296
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l3574533.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l3574533.exe
      4⤵
      Executes dropped EXE
      PID:4856

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\y5058997.exe

Filesize
488KB

MD5
ad6e1c1e1c90e8c7d47449ef6e11cfe8

SHA1
2c1a4d3daad38cc5913bac4792b296e55788b4b1

SHA256
fab3fc05cf6e40858439b8dc76055605de0c9972d56484e87b85a43dc73a3079

SHA512
c33749f8ad3b6eedb78290a32dc3acc06f70f0b1f07931c6b4de88fd211b14bcae7138bec1d2b86c45582f1275ab9b11c569b33052e691c44b55699fce7163c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y4069996.exe

Filesize
316KB

MD5
d471076bfb9f30f64ac99bfe96c6ced7

SHA1
e89e8ccc76693986411584e5195ddfe6ad8fb5e7

SHA256
94a701520b1541ce168a4e497a826d85bec77dc049bdd7de9e4665fd8ccb7fa3

SHA512
5262eaf6b6b5634ebd1a397b4f5256c48fc875292cb0d0784bad47fdf76676e4c3881441f9dd998203c133d970aae8738ad4663fc0f54be2258595fc25bf3066

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k9720757.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l3574533.exe

Filesize
168KB

MD5
959cb4b503778f16862850a29d5957d1

SHA1
d31625d1b16b933c8734370766cd536653199d54

SHA256
98f42e6a662a2b65a5b3d94f59129f174194f23518b366a7cc86711732b138af

SHA512
1e35850423f98d8c764bc02ea5e32dc6fda64d624d6e91db8830907047950b375a6324c5c6bf940c8ebd95e7523a4d5288cd244d3b59a3bfbe32c32f2e277e04

Download Submit
memory/3296-37-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-27-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-29-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-22-0x0000000004940000-0x0000000004EE4000-memory.dmp

Filesize
5.6MB

Download
memory/3296-51-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-47-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-45-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-43-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-41-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-39-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-35-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-33-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-31-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-23-0x0000000004F50000-0x0000000004F6C000-memory.dmp

Filesize
112KB

Download
memory/3296-25-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-49-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-24-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/3296-21-0x00000000023E0000-0x00000000023FE000-memory.dmp

Filesize
120KB

Download
memory/4856-56-0x0000000000260000-0x000000000028E000-memory.dmp

Filesize
184KB

Download
memory/4856-57-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/4856-58-0x000000000A560000-0x000000000AB78000-memory.dmp

Filesize
6.1MB

Download
memory/4856-59-0x000000000A0D0000-0x000000000A1DA000-memory.dmp

Filesize
1.0MB

Download
memory/4856-60-0x000000000A000000-0x000000000A012000-memory.dmp

Filesize
72KB

Download
memory/4856-61-0x000000000A060000-0x000000000A09C000-memory.dmp

Filesize
240KB

Download
memory/4856-62-0x00000000023B0000-0x00000000023FC000-memory.dmp

Filesize
304KB

Download