redline | 2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d

General

Target

2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d.exe
Size

479KB
MD5

dee8b6a9f99bdf28422241cb30b8357d
SHA1

754309ac37afcefe91caf5c89b6514bd79077b30
SHA256

2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d
SHA512

c7f7d9e5cfecf18a5cc880e38a40e7492ead02983be8b20fa3282d9524f71266c559c12c3c926f70140b779b94cc36dc116855be568a50c7922a2799747e5f27
SSDEEP

12288:5MrHy90w7fudhar668T5MkLYQbtQHQ8Ipmb:iyDbF5GXtQGpe

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/2500-187-0x0000000007880000-0x0000000007E98000-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\DisableOnAccessProtection = "1"	k7989297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k7989297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k7989297.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k7989297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k7989297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k7989297.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
1084	y4222001.exe
2120	k7989297.exe
2500	l1976792.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	k7989297.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k7989297.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	2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d.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\\\""	2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y4222001.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\\\""	y4222001.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2120	k7989297.exe
2120	k7989297.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2120	k7989297.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 1084	684	2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d.exe	81
PID 684 wrote to memory of 1084	684	2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d.exe	81
PID 684 wrote to memory of 1084	684	2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d.exe	81
PID 1084 wrote to memory of 2120	1084	y4222001.exe	82
PID 1084 wrote to memory of 2120	1084	y4222001.exe	82
PID 1084 wrote to memory of 2120	1084	y4222001.exe	82
PID 1084 wrote to memory of 2500	1084	y4222001.exe	84
PID 1084 wrote to memory of 2500	1084	y4222001.exe	84
PID 1084 wrote to memory of 2500	1084	y4222001.exe	84

C:\Users\Admin\AppData\Local\Temp\2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d.exe
"C:\Users\Admin\AppData\Local\Temp\2ec094aeca5937179eec1109d2812a04496c099ff93bc40dd2def1e42c23584d.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:684
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4222001.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4222001.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1084
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7989297.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7989297.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2120
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1976792.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1976792.exe
    3⤵
    - Executes dropped EXE
    PID:2500

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\y4222001.exe

Filesize
307KB

MD5
25b0602e64cc84c548ba4c27b89462da

SHA1
beb50d19284a5b31034585ea04616f4063868d7b

SHA256
3a0a9b1632235b610d6bfdaf6938430c79110a54435bb8a5ec1ff46c44af2aec

SHA512
fc8bf775441617a34672187b643b56dd1f6ecac5e620b124a4b68e3a051be304fbc459ecc63da46b9513f488b766b1453cf83d904d0b4eb15218a2b3f38aa37b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4222001.exe

Filesize
307KB

MD5
25b0602e64cc84c548ba4c27b89462da

SHA1
beb50d19284a5b31034585ea04616f4063868d7b

SHA256
3a0a9b1632235b610d6bfdaf6938430c79110a54435bb8a5ec1ff46c44af2aec

SHA512
fc8bf775441617a34672187b643b56dd1f6ecac5e620b124a4b68e3a051be304fbc459ecc63da46b9513f488b766b1453cf83d904d0b4eb15218a2b3f38aa37b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7989297.exe

Filesize
175KB

MD5
fda920f5cd1710449bb17f0e59949de0

SHA1
5f35959e05af960abaa26c684bf2444b17a5eb2c

SHA256
ad69096d600237c6d92916b6872433a7273be7551cc7afff8b25eece300c8dff

SHA512
a5db2e7db5336045b1c24d142c4fe0962d5495fc32083a17b75d7576766285bc0dc670d850d714c5634c095aa962887e64ec0e5a09c7936838aa04cd95a6b1d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7989297.exe

Filesize
175KB

MD5
fda920f5cd1710449bb17f0e59949de0

SHA1
5f35959e05af960abaa26c684bf2444b17a5eb2c

SHA256
ad69096d600237c6d92916b6872433a7273be7551cc7afff8b25eece300c8dff

SHA512
a5db2e7db5336045b1c24d142c4fe0962d5495fc32083a17b75d7576766285bc0dc670d850d714c5634c095aa962887e64ec0e5a09c7936838aa04cd95a6b1d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1976792.exe

Filesize
136KB

MD5
2c8f22138c22578c91191d470b1a9b59

SHA1
a895010432b20340c085ad7a760741b73e0aefa4

SHA256
b0cf78b0c171fcc200face4d80fcaca53455892654b6e122b04f3c586a0d6f0b

SHA512
478bb86c35af5ea5d190f569561a8eeadeec9d09ef93ce73a4cf198d7c48c21f06ae7962def4a47b1c16e728434596bd2292aaeebd22e552a2db4140b76e5aad

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1976792.exe

Filesize
136KB

MD5
2c8f22138c22578c91191d470b1a9b59

SHA1
a895010432b20340c085ad7a760741b73e0aefa4

SHA256
b0cf78b0c171fcc200face4d80fcaca53455892654b6e122b04f3c586a0d6f0b

SHA512
478bb86c35af5ea5d190f569561a8eeadeec9d09ef93ce73a4cf198d7c48c21f06ae7962def4a47b1c16e728434596bd2292aaeebd22e552a2db4140b76e5aad

Download Submit
memory/2120-168-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-177-0x0000000002600000-0x0000000002610000-memory.dmp

Filesize
64KB

Download
memory/2120-152-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-154-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-156-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-158-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-160-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-162-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-164-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-166-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-150-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-170-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-172-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-174-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-176-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-149-0x0000000002610000-0x0000000002622000-memory.dmp

Filesize
72KB

Download
memory/2120-178-0x0000000002600000-0x0000000002610000-memory.dmp

Filesize
64KB

Download
memory/2120-179-0x0000000002600000-0x0000000002610000-memory.dmp

Filesize
64KB

Download
memory/2120-180-0x0000000002600000-0x0000000002610000-memory.dmp

Filesize
64KB

Download
memory/2120-181-0x0000000002600000-0x0000000002610000-memory.dmp

Filesize
64KB

Download
memory/2120-148-0x00000000049A0000-0x0000000004F44000-memory.dmp

Filesize
5.6MB

Download
memory/2120-147-0x0000000002600000-0x0000000002610000-memory.dmp

Filesize
64KB

Download
memory/2500-186-0x00000000005F0000-0x0000000000618000-memory.dmp

Filesize
160KB

Download
memory/2500-187-0x0000000007880000-0x0000000007E98000-memory.dmp

Filesize
6.1MB

Download
memory/2500-188-0x0000000007320000-0x0000000007332000-memory.dmp

Filesize
72KB

Download
memory/2500-189-0x0000000007450000-0x000000000755A000-memory.dmp

Filesize
1.0MB

Download
memory/2500-190-0x00000000073A0000-0x00000000073DC000-memory.dmp

Filesize
240KB

Download
memory/2500-191-0x0000000007390000-0x00000000073A0000-memory.dmp

Filesize
64KB

Download
memory/2500-192-0x0000000007390000-0x00000000073A0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads