redline | 267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c

General

Target

267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c.exe
Size

480KB
MD5

cdd49f7c55deb6e3045d8b21f553355e
SHA1

1e687544faec4c012890819ec79b40e35c77658d
SHA256

267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c
SHA512

a97d83197df9c941821f168ef1bfdfc4909d87f354e195244a716caa27e9a3942017697da43d40b97dd6f5d6f8359269e718fb23c6488c3d3693ba8fd9f587df
SSDEEP

12288:IMrAy90j4U1KCAedvJJgOU1exiMWe1k7FyluF:IyHMdhxU18DS9

Score

10^/10

redline evasion infostealer persistence stealer trojan

Malware Config

Signatures

Detects Redline Stealer samples 1 IoCs

This rule detects the presence of Redline Stealer samples based on their unique strings.

stealer

resource	yara_rule
behavioral2/memory/1044-187-0x0000000007BF0000-0x0000000008208000-memory.dmp	redline_stealer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a0215661.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a0215661.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a0215661.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a0215661.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a0215661.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a0215661.exe

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

Executes dropped EXE 3 IoCs

pid	Process
2676	v1177721.exe
636	a0215661.exe
1044	b4674213.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a0215661.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a0215661.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c.exe
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\\\""	267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	v1177721.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\\\""	v1177721.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
636	a0215661.exe
636	a0215661.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	636	a0215661.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1776 wrote to memory of 2676	1776	267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c.exe	86
PID 1776 wrote to memory of 2676	1776	267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c.exe	86
PID 1776 wrote to memory of 2676	1776	267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c.exe	86
PID 2676 wrote to memory of 636	2676	v1177721.exe	87
PID 2676 wrote to memory of 636	2676	v1177721.exe	87
PID 2676 wrote to memory of 636	2676	v1177721.exe	87
PID 2676 wrote to memory of 1044	2676	v1177721.exe	91
PID 2676 wrote to memory of 1044	2676	v1177721.exe	91
PID 2676 wrote to memory of 1044	2676	v1177721.exe	91

C:\Users\Admin\AppData\Local\Temp\267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c.exe
"C:\Users\Admin\AppData\Local\Temp\267035c3a21b7aae7d7c5195c8a0e98545dc41c9afbef13ddfdcae4ea54d124c.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1776
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1177721.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1177721.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2676
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0215661.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0215661.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:636
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4674213.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4674213.exe
    3⤵
    - Executes dropped EXE
    PID:1044

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1177721.exe

Filesize
308KB

MD5
8408422c6e967fa329a0c0355dd6c281

SHA1
c0e61d3a834e7e0cbd675608f92a013685f20d83

SHA256
18037bae2eef59e86eda39625710646da62eef0f2e4a10d1ce57f2463711a64a

SHA512
de9dd0c28abf1a4b2d44a142d469cc7147959ae13a60d9eb8fb3fd3b2d7411e72eac38e9901acc89b8751c331f694727f6f8ea0c48839910662a48c52e569934

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1177721.exe

Filesize
308KB

MD5
8408422c6e967fa329a0c0355dd6c281

SHA1
c0e61d3a834e7e0cbd675608f92a013685f20d83

SHA256
18037bae2eef59e86eda39625710646da62eef0f2e4a10d1ce57f2463711a64a

SHA512
de9dd0c28abf1a4b2d44a142d469cc7147959ae13a60d9eb8fb3fd3b2d7411e72eac38e9901acc89b8751c331f694727f6f8ea0c48839910662a48c52e569934

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0215661.exe

Filesize
175KB

MD5
31ce46ffa8a10aff466b97189df6d559

SHA1
5f01772794968058796dfa257d9f9c3f0390ef80

SHA256
dddcfdd4b4353bc854bd6488214bf7723d1305b4cd35194f8cefde49aa3bc95c

SHA512
c46b36751e4752e6e9a90bedf249bd575eb6c3baaa37a65609fe2a6574aecd8d7685979ae67fa25e0173ea4e7c33f8960f2575260379fc4e5beb48574bf17f0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0215661.exe

Filesize
175KB

MD5
31ce46ffa8a10aff466b97189df6d559

SHA1
5f01772794968058796dfa257d9f9c3f0390ef80

SHA256
dddcfdd4b4353bc854bd6488214bf7723d1305b4cd35194f8cefde49aa3bc95c

SHA512
c46b36751e4752e6e9a90bedf249bd575eb6c3baaa37a65609fe2a6574aecd8d7685979ae67fa25e0173ea4e7c33f8960f2575260379fc4e5beb48574bf17f0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4674213.exe

Filesize
136KB

MD5
dd2c2450ef1c54b0633b37e5be04a4e7

SHA1
a9c6a104a662bd9d157d9cdead22b523cfb1f860

SHA256
5f052fc3823d03342443580df2b894be5a3335b40038e22c077392ca059b4656

SHA512
ab6862b7f3fbef9af4e2dc2a71510a8ed6aa90949e345638503f78516f66643d0453b1217a045b8036971c4debd821c1243e4107e5fa0c98a7dcfc1d6deedeab

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4674213.exe

Filesize
136KB

MD5
dd2c2450ef1c54b0633b37e5be04a4e7

SHA1
a9c6a104a662bd9d157d9cdead22b523cfb1f860

SHA256
5f052fc3823d03342443580df2b894be5a3335b40038e22c077392ca059b4656

SHA512
ab6862b7f3fbef9af4e2dc2a71510a8ed6aa90949e345638503f78516f66643d0453b1217a045b8036971c4debd821c1243e4107e5fa0c98a7dcfc1d6deedeab

Download Submit
memory/636-159-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-169-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-151-0x0000000004A30000-0x0000000004A40000-memory.dmp

Filesize
64KB

Download
memory/636-152-0x0000000004A30000-0x0000000004A40000-memory.dmp

Filesize
64KB

Download
memory/636-153-0x0000000004A30000-0x0000000004A40000-memory.dmp

Filesize
64KB

Download
memory/636-154-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-155-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-157-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-149-0x0000000004A30000-0x0000000004A40000-memory.dmp

Filesize
64KB

Download
memory/636-161-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-163-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-165-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-167-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-150-0x0000000004A30000-0x0000000004A40000-memory.dmp

Filesize
64KB

Download
memory/636-171-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-173-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-175-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-177-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-179-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-181-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/636-148-0x0000000004A30000-0x0000000004A40000-memory.dmp

Filesize
64KB

Download
memory/636-147-0x0000000004A40000-0x0000000004FE4000-memory.dmp

Filesize
5.6MB

Download
memory/1044-186-0x0000000000960000-0x0000000000988000-memory.dmp

Filesize
160KB

Download
memory/1044-187-0x0000000007BF0000-0x0000000008208000-memory.dmp

Filesize
6.1MB

Download
memory/1044-188-0x0000000007690000-0x00000000076A2000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads