redline | 4de1124a0c0b201907321b44ffbad15b2e2e9ad38b6ae1a833ce56f145c5c177

Analysis

max time kernel
141s
max time network
155s
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 11:25

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General

Target

8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe
Size

316KB
MD5

78e75d662eb480ae035fe13c8528db74
SHA1

2140c40713fe3ec0087adb8c1d633745b4e9b6e9
SHA256

8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4
SHA512

f93c9c6374695c4b0fefa1ec91efe078ee2f765613f2e0621acd73947e795b702e76f8bc71cde3a31bb3caa5822aa5a338327255c60da9e93448cc6e1e284597
SSDEEP

6144:K3y+bnr+pp0yN90QEn6vZrMgX3eYK41E8OBURKaJWKk:ZMrpy90BmN3rKWOmEa4Kk

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

Processes:

k2142529.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k2142529.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k2142529.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k2142529.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k2142529.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k2142529.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k2142529.exe

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

RedLine payload 2 IoCs

Processes:

resource	yara_rule
behavioral16/files/0x000700000002345a-45.dat	family_redline
behavioral16/memory/1792-47-0x00000000007F0000-0x000000000081E000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

Processes:

k2142529.exel7666186.exe

pid	Process
3968	k2142529.exe
1792	l7666186.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

k2142529.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k2142529.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k2142529.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe

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\\\""	8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

k2142529.exe

pid	Process
3968	k2142529.exe
3968	k2142529.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

k2142529.exe

description	pid	Process
Token: SeDebugPrivilege	3968	k2142529.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe

description	pid	Process	procid_target
PID 5040 wrote to memory of 3968	5040	8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe	86
PID 5040 wrote to memory of 3968	5040	8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe	86
PID 5040 wrote to memory of 3968	5040	8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe	86
PID 5040 wrote to memory of 1792	5040	8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe	94
PID 5040 wrote to memory of 1792	5040	8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe	94
PID 5040 wrote to memory of 1792	5040	8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe	94

C:\Users\Admin\AppData\Local\Temp\8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe
"C:\Users\Admin\AppData\Local\Temp\8a339b5ec96af2011a66dc18e1650f9ce31815b69c4d565ca266ff41e286a1a4.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5040
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k2142529.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k2142529.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3968
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l7666186.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l7666186.exe
  2⤵
  - Executes dropped EXE
  PID:1792

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\k2142529.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l7666186.exe

Filesize
168KB

MD5
39d4a3f53ebbcda445c233b1856eeba4

SHA1
7c6796e09a13f9df6edd89f4ec17c153e9d54a51

SHA256
d141b87ffb564a538d856f2ae39d218f173c14afc1104da4b7bba22c304fdd93

SHA512
4b4610c52223f0958acf747d3b1c729094d735681ff07ad7a89ccfb077009993eeff4f2709a5448e975f149015511b383b3f03bbca2db4c030d9ebcafe1d50f7

Download Submit
memory/1792-56-0x0000000074080000-0x000000007412B000-memory.dmp

Filesize
684KB

Download
memory/1792-55-0x0000000002AB0000-0x0000000002AFC000-memory.dmp

Filesize
304KB

Download
memory/1792-54-0x000000000A730000-0x000000000A76C000-memory.dmp

Filesize
240KB

Download
memory/1792-53-0x0000000074080000-0x000000007412B000-memory.dmp

Filesize
684KB

Download
memory/1792-52-0x000000000A6D0000-0x000000000A6E2000-memory.dmp

Filesize
72KB

Download
memory/1792-51-0x000000000A7A0000-0x000000000A8AA000-memory.dmp

Filesize
1.0MB

Download
memory/1792-50-0x000000000AC30000-0x000000000B248000-memory.dmp

Filesize
6.1MB

Download
memory/1792-49-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/1792-48-0x0000000074080000-0x000000007412B000-memory.dmp

Filesize
684KB

Download
memory/1792-47-0x00000000007F0000-0x000000000081E000-memory.dmp

Filesize
184KB

Download
memory/3968-39-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-43-0x00000000740D0000-0x0000000074880000-memory.dmp

Filesize
7.7MB

Download
memory/3968-27-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-25-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-23-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-17-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-15-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-13-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-12-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-40-0x00000000740D0000-0x0000000074880000-memory.dmp

Filesize
7.7MB

Download
memory/3968-41-0x00000000740D0000-0x0000000074880000-memory.dmp

Filesize
7.7MB

Download
memory/3968-29-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-31-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-33-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-35-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-37-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-21-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-19-0x00000000024C0000-0x00000000024D6000-memory.dmp

Filesize
88KB

Download
memory/3968-10-0x00000000740D0000-0x0000000074880000-memory.dmp

Filesize
7.7MB

Download
memory/3968-11-0x00000000024C0000-0x00000000024DC000-memory.dmp

Filesize
112KB

Download
memory/3968-9-0x00000000049A0000-0x0000000004F44000-memory.dmp

Filesize
5.6MB

Download
memory/3968-8-0x00000000020E0000-0x00000000020FE000-memory.dmp

Filesize
120KB

Download
memory/3968-7-0x00000000740DE000-0x00000000740DF000-memory.dmp

Filesize
4KB

Download