redline | 5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3

General

Target

5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3.exe
Size

480KB
MD5

c22ecf7be4172b40ba0f12d3b88f3a77
SHA1

c0aa96d17ff1e8a6169a98e45c91414561d2d72c
SHA256

5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3
SHA512

2edcc61f51188a4a998bc472b6fe40049e8412d2f767fcab953f4c61a41700f4ada723ad88d88667a200f947660a7bf8b324e2a3b0c739d21e7c2a04e708af14
SSDEEP

12288:kMrWy90a4K3p1NKtuwa5suOqk8F3rXhyXP/:yy30tF63rhQ/

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/4080-187-0x0000000007EC0000-0x00000000084D8000-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"	k7428967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k7428967.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k7428967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k7428967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k7428967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k7428967.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
5104	y7874431.exe
2376	k7428967.exe
4080	l2688427.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	k7428967.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k7428967.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	5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3.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\\\""	5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y7874431.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\\\""	y7874431.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2376	k7428967.exe
2376	k7428967.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	k7428967.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 5104	2092	5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3.exe	85
PID 2092 wrote to memory of 5104	2092	5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3.exe	85
PID 2092 wrote to memory of 5104	2092	5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3.exe	85
PID 5104 wrote to memory of 2376	5104	y7874431.exe	86
PID 5104 wrote to memory of 2376	5104	y7874431.exe	86
PID 5104 wrote to memory of 2376	5104	y7874431.exe	86
PID 5104 wrote to memory of 4080	5104	y7874431.exe	87
PID 5104 wrote to memory of 4080	5104	y7874431.exe	87
PID 5104 wrote to memory of 4080	5104	y7874431.exe	87

C:\Users\Admin\AppData\Local\Temp\5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3.exe
"C:\Users\Admin\AppData\Local\Temp\5c68ab6bd4dd50b50b8b7392541d43744cda7eca8fb5493a96b121e704e2d4e3.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7874431.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7874431.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:5104
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7428967.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7428967.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2376
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2688427.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2688427.exe
    3⤵
    - Executes dropped EXE
    PID:4080

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7874431.exe

Filesize
308KB

MD5
4bd71a90a4aa125a8590163447d94c3f

SHA1
67318fed9bdfa16bdc5479059c1f88528cf64138

SHA256
80510d6679fbf1690ce783f9c6c0d0fc501a28bb041290b84bef0c11f1928887

SHA512
107d37a3c94470c7694b46ca8712f7ab0aaefb68f516adc305c165a45a13cc8934071f4dadfd2ea7c3ac50a8f89904780315937a8b1c99e72a843422933f2c4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7874431.exe

Filesize
308KB

MD5
4bd71a90a4aa125a8590163447d94c3f

SHA1
67318fed9bdfa16bdc5479059c1f88528cf64138

SHA256
80510d6679fbf1690ce783f9c6c0d0fc501a28bb041290b84bef0c11f1928887

SHA512
107d37a3c94470c7694b46ca8712f7ab0aaefb68f516adc305c165a45a13cc8934071f4dadfd2ea7c3ac50a8f89904780315937a8b1c99e72a843422933f2c4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7428967.exe

Filesize
175KB

MD5
6efa797eb50dac8657ff6d73429238c0

SHA1
c90fb0c95ab592d374a87509f25849ede9c76b0e

SHA256
0e62738c1d9c012ac4442b31491d45780fb8e0e968b43d96624a278e9a2585b8

SHA512
d01d7673e72e4e5f56041fd3d20dd72d2261298118cc20981da4d2a81fbc446af014809c022ec21d422648065a0b603a71a4e5fe2d9a14192edb5422ee192dbd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7428967.exe

Filesize
175KB

MD5
6efa797eb50dac8657ff6d73429238c0

SHA1
c90fb0c95ab592d374a87509f25849ede9c76b0e

SHA256
0e62738c1d9c012ac4442b31491d45780fb8e0e968b43d96624a278e9a2585b8

SHA512
d01d7673e72e4e5f56041fd3d20dd72d2261298118cc20981da4d2a81fbc446af014809c022ec21d422648065a0b603a71a4e5fe2d9a14192edb5422ee192dbd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2688427.exe

Filesize
136KB

MD5
a9cffe55332618677bd3a47a2074e1d5

SHA1
97a87c851200aa3b4affb8f9e5fb249f95fe430b

SHA256
8bbbb84343c512e9f36b18f4ffe3ed6e53a5668c64958f1bcbb20c0a9b2bce93

SHA512
4f6f4c13ac0721fafbc1957262dd996608beab786e270c7f5f5b51b918ccd3b9925052d9d5225f5795b2a98e516597491547ccc3ef0c6d625371b96809949e5f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2688427.exe

Filesize
136KB

MD5
a9cffe55332618677bd3a47a2074e1d5

SHA1
97a87c851200aa3b4affb8f9e5fb249f95fe430b

SHA256
8bbbb84343c512e9f36b18f4ffe3ed6e53a5668c64958f1bcbb20c0a9b2bce93

SHA512
4f6f4c13ac0721fafbc1957262dd996608beab786e270c7f5f5b51b918ccd3b9925052d9d5225f5795b2a98e516597491547ccc3ef0c6d625371b96809949e5f

Download Submit
memory/2376-166-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-176-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-153-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-158-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/2376-157-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/2376-156-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-160-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-155-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/2376-162-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-164-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-149-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-168-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-170-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-172-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-174-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-151-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-178-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-179-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/2376-180-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/2376-181-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/2376-148-0x0000000005050000-0x0000000005062000-memory.dmp

Filesize
72KB

Download
memory/2376-147-0x0000000004AA0000-0x0000000005044000-memory.dmp

Filesize
5.6MB

Download
memory/4080-186-0x0000000000BF0000-0x0000000000C18000-memory.dmp

Filesize
160KB

Download
memory/4080-187-0x0000000007EC0000-0x00000000084D8000-memory.dmp

Filesize
6.1MB

Download
memory/4080-188-0x0000000007920000-0x0000000007932000-memory.dmp

Filesize
72KB

Download
memory/4080-189-0x0000000007A50000-0x0000000007B5A000-memory.dmp

Filesize
1.0MB

Download
memory/4080-191-0x0000000007980000-0x00000000079BC000-memory.dmp

Filesize
240KB

Download
memory/4080-190-0x0000000007CD0000-0x0000000007CE0000-memory.dmp

Filesize
64KB

Download
memory/4080-192-0x0000000007CD0000-0x0000000007CE0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads