redline | b20d3b5caab986390a57d9b858c330d6fa12fa368809dfc94b90991735dc89d1

Analysis

max time kernel
149s
max time network
154s
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 10:00

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General

Target

42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe
Size

316KB
MD5

f4ab419fe0ec588cd73be7d2453fd89f
SHA1

d16b306445962fa9457bac9871813321fd43d0cc
SHA256

42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33
SHA512

85b8e503ad455cc21cbf225f3b15e8596b1718068a902c7250761697f215eee8447196b6ad5a719c3957e461ad8e8ca5b416f94491f318bd82121b6c3313c64d
SSDEEP

6144:Kny+bnr+tp0yN90QEn6vZrMgX3eYK41E8OBURKaJ+c:ZMrly909mN3rKWOmEakc

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\DisableRealtimeMonitoring = "1"	k0950715.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k0950715.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k0950715.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k0950715.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k0950715.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k0950715.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
behavioral11/files/0x000700000002341f-45.dat	family_redline
behavioral11/memory/1800-47-0x0000000000060000-0x000000000008E000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
2292	k0950715.exe
1800	l9855743.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	k0950715.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k0950715.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\\\""	42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2292	k0950715.exe
2292	k0950715.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2292	k0950715.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3260 wrote to memory of 2292	3260	42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe	82
PID 3260 wrote to memory of 2292	3260	42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe	82
PID 3260 wrote to memory of 2292	3260	42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe	82
PID 3260 wrote to memory of 1800	3260	42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe	92
PID 3260 wrote to memory of 1800	3260	42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe	92
PID 3260 wrote to memory of 1800	3260	42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe	92

C:\Users\Admin\AppData\Local\Temp\42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe
"C:\Users\Admin\AppData\Local\Temp\42f53acaac143c0dc23d3b1f603e96b42301e6fe138cc5cbee3f2db8f619ba33.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3260
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k0950715.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k0950715.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2292
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l9855743.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l9855743.exe
  2⤵
  - Executes dropped EXE
  PID:1800

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\k0950715.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l9855743.exe

Filesize
168KB

MD5
d95e337166edfc9070272b1b284ae733

SHA1
cc9282eea85cf1cfa305cda699867e9e07f662ce

SHA256
a0bef41172510834fbb36bfca0eb621ff221b5c515b61f5865c702bc1ff63afd

SHA512
9fe79ffca70870a86974f2daae544785cdbfe98ddbd0d9299ce9ad93e99e2035355b1d095f4ce2fb27933f9a51b6179112a1420ca2c97a14911ec0aa4710bd7d

Download Submit
memory/1800-56-0x0000000074420000-0x00000000744CB000-memory.dmp

Filesize
684KB

Download
memory/1800-50-0x000000000A3E0000-0x000000000A9F8000-memory.dmp

Filesize
6.1MB

Download
memory/1800-51-0x0000000009ED0000-0x0000000009FDA000-memory.dmp

Filesize
1.0MB

Download
memory/1800-52-0x0000000009E00000-0x0000000009E12000-memory.dmp

Filesize
72KB

Download
memory/1800-55-0x0000000004370000-0x00000000043BC000-memory.dmp

Filesize
304KB

Download
memory/1800-54-0x0000000009E60000-0x0000000009E9C000-memory.dmp

Filesize
240KB

Download
memory/1800-53-0x0000000074420000-0x00000000744CB000-memory.dmp

Filesize
684KB

Download
memory/1800-47-0x0000000000060000-0x000000000008E000-memory.dmp

Filesize
184KB

Download
memory/1800-48-0x0000000074420000-0x00000000744CB000-memory.dmp

Filesize
684KB

Download
memory/1800-49-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/2292-36-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-43-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/2292-26-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-24-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-13-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-38-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-22-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-20-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-18-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-16-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-12-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/2292-28-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-30-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-32-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-35-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-41-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/2292-40-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-14-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/2292-10-0x0000000004A80000-0x0000000005024000-memory.dmp

Filesize
5.6MB

Download
memory/2292-11-0x0000000005090000-0x00000000050AC000-memory.dmp

Filesize
112KB

Download
memory/2292-9-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/2292-8-0x0000000002510000-0x000000000252E000-memory.dmp

Filesize
120KB

Download
memory/2292-7-0x000000007447E000-0x000000007447F000-memory.dmp

Filesize
4KB

Download