redline | fc0a70936e6485ae0ce312ce6ff394d0d21759de4bc9ea9b5e01544d951535c2

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

a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe
Size

316KB
MD5

3f28a220d555d7f84763f4fe14c5e30e
SHA1

6844171e7db3af8480e85c49732e8e26c0fea7fc
SHA256

a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b
SHA512

7ede895705631dfabdf2fb5a700495ed6aa265328c9d51edabbccaf8e1ed60661dfabba15c2e667191e02ec9694299fbb88a0a5c236b5590f28c0ec648aef08c
SSDEEP

6144:KHy+bnr+Xp0yN90QEU6vZrMgX3eYK41E8OBURKaJjl:5Mr7y90emN3rKWOmEaz

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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k5289717.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k5289717.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k5289717.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k5289717.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k5289717.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k5289717.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
behavioral13/files/0x0007000000023449-45.dat	family_redline
behavioral13/memory/2044-46-0x0000000000930000-0x000000000095E000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
1092	k5289717.exe
2044	l4940133.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	k5289717.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k5289717.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\\\""	a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1092	k5289717.exe
1092	k5289717.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1092	k5289717.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 1092	1560	a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe	83
PID 1560 wrote to memory of 1092	1560	a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe	83
PID 1560 wrote to memory of 1092	1560	a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe	83
PID 1560 wrote to memory of 2044	1560	a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe	94
PID 1560 wrote to memory of 2044	1560	a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe	94
PID 1560 wrote to memory of 2044	1560	a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe	94

C:\Users\Admin\AppData\Local\Temp\a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe
"C:\Users\Admin\AppData\Local\Temp\a467111c1a7dd3af8188b3fd8536d689b84b136a58f62e8366f78d309b1bad4b.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k5289717.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k5289717.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1092
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l4940133.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l4940133.exe
  2⤵
  - Executes dropped EXE
  PID:2044

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\k5289717.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l4940133.exe

Filesize
168KB

MD5
aae32866ea7168f696bbf5708e1f34b3

SHA1
ea4bae2e6d032dd41693f6b0816be1bdf5ab0530

SHA256
936ad9a6d9ad9debf5b12515698968901e4601066119d668b8cba558d9ccd56c

SHA512
85cfbf84831de3ce667f267896c9803eb4a81fcfc0d961ca364f85a237b28aee29e345bed3b6bad8626000045a264db023464da0d79ed3f75a2c5f5461363066

Download Submit
memory/1092-24-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-30-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-10-0x0000000004AA0000-0x0000000005044000-memory.dmp

Filesize
5.6MB

Download
memory/1092-12-0x0000000073BC0000-0x0000000074370000-memory.dmp

Filesize
7.7MB

Download
memory/1092-9-0x0000000073BC0000-0x0000000074370000-memory.dmp

Filesize
7.7MB

Download
memory/1092-16-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-20-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-38-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-36-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-34-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-32-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-22-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-28-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-26-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-8-0x0000000002500000-0x000000000251E000-memory.dmp

Filesize
120KB

Download
memory/1092-11-0x0000000005090000-0x00000000050AC000-memory.dmp

Filesize
112KB

Download
memory/1092-40-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-18-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-14-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-13-0x0000000005090000-0x00000000050A6000-memory.dmp

Filesize
88KB

Download
memory/1092-42-0x0000000073BC0000-0x0000000074370000-memory.dmp

Filesize
7.7MB

Download
memory/1092-7-0x0000000073BCE000-0x0000000073BCF000-memory.dmp

Filesize
4KB

Download
memory/2044-52-0x0000000073B70000-0x0000000073C1B000-memory.dmp

Filesize
684KB

Download
memory/2044-46-0x0000000000930000-0x000000000095E000-memory.dmp

Filesize
184KB

Download
memory/2044-47-0x0000000073B70000-0x0000000073C1B000-memory.dmp

Filesize
684KB

Download
memory/2044-50-0x00000000054C0000-0x00000000055CA000-memory.dmp

Filesize
1.0MB

Download
memory/2044-49-0x00000000059C0000-0x0000000005FD8000-memory.dmp

Filesize
6.1MB

Download
memory/2044-51-0x00000000053F0000-0x0000000005402000-memory.dmp

Filesize
72KB

Download
memory/2044-53-0x0000000005450000-0x000000000548C000-memory.dmp

Filesize
240KB

Download
memory/2044-48-0x0000000001300000-0x0000000001306000-memory.dmp

Filesize
24KB

Download
memory/2044-54-0x00000000055D0000-0x000000000561C000-memory.dmp

Filesize
304KB

Download
memory/2044-55-0x0000000073B70000-0x0000000073C1B000-memory.dmp

Filesize
684KB

Download