redline | 543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362

Analysis

max time kernel
144s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
06-05-2023 21:57

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General

Target

543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362.exe
Size

690KB
MD5

f0c7cd4460a3b7348cfdc30280f86d83
SHA1

322bcd748f0d54ac2e17eb115ebd74d62b7d3f71
SHA256

543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362
SHA512

6493463afb574586411d80eda07a8ed0e99afc032c1477497fb175139617b894029a615f4f64408bec9bde1abbcb75ed6ec042de825623a977e6b7f6cd635989
SSDEEP

12288:zy90z7fXrWmm6RlMIQDgXxMIcRIO/QxDTT8WNzOvfV0f:zyaXrWL6Rl4sNcsxDTTxNSCf

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/4088-991-0x0000000007560000-0x0000000007B78000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	99460676.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	99460676.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	99460676.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	99460676.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	99460676.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	99460676.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
5048	un404914.exe
2288	99460676.exe
4088	rk643771.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	99460676.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	99460676.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	543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362.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\\\""	543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un404914.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\\\""	un404914.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1392	2288	WerFault.exe	87

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2288	99460676.exe
2288	99460676.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2288	99460676.exe
Token: SeDebugPrivilege	4088	rk643771.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 5048	1944	543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362.exe	86
PID 1944 wrote to memory of 5048	1944	543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362.exe	86
PID 1944 wrote to memory of 5048	1944	543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362.exe	86
PID 5048 wrote to memory of 2288	5048	un404914.exe	87
PID 5048 wrote to memory of 2288	5048	un404914.exe	87
PID 5048 wrote to memory of 2288	5048	un404914.exe	87
PID 5048 wrote to memory of 4088	5048	un404914.exe	90
PID 5048 wrote to memory of 4088	5048	un404914.exe	90
PID 5048 wrote to memory of 4088	5048	un404914.exe	90

C:\Users\Admin\AppData\Local\Temp\543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362.exe
"C:\Users\Admin\AppData\Local\Temp\543ab68b1c5fce8df32ebb02dcd900640cb27b668bfb625502cf08de87217362.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un404914.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un404914.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:5048
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\99460676.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\99460676.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2288
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2288 -s 1080
      4⤵
      Program crash
      PID:1392
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk643771.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk643771.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2288 -ip 2288
1⤵
PID:400

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

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\un404914.exe

Filesize
536KB

MD5
1fac8401900d1073942473422a13ce73

SHA1
2107b2442619d14db6d9402287b1af87da89e4fb

SHA256
149b061432fb6ce4ad435e36826d9edbf42af2c10c6d9dd2ad3e917c0849acb6

SHA512
db61da7aad22360dd360a3a0bedc3c83fe18c01f0e4432d16bf4bebe7656053e1e3cb4ea5089650dcd18eddb765acf21290317fadcd825c8b28396ed73dee865

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un404914.exe

Filesize
536KB

MD5
1fac8401900d1073942473422a13ce73

SHA1
2107b2442619d14db6d9402287b1af87da89e4fb

SHA256
149b061432fb6ce4ad435e36826d9edbf42af2c10c6d9dd2ad3e917c0849acb6

SHA512
db61da7aad22360dd360a3a0bedc3c83fe18c01f0e4432d16bf4bebe7656053e1e3cb4ea5089650dcd18eddb765acf21290317fadcd825c8b28396ed73dee865

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\99460676.exe

Filesize
259KB

MD5
f61893cc078c077e01b6d57875896e7b

SHA1
c1a978f44fc0a97dab5dfb857c3e30b5d8371827

SHA256
ec20e19320faf045b6e71036a8d7e9722ccb3bcc5ee64e0722e9eab22f14e1ad

SHA512
2be84ddef93d499e23588617c4267b1488ccb7bb8fde5c85869bef120c91b1051fe666c28df4b466abc5e37159ef9d6adf0f17bb67540d3a0c0d7c1b82480bea

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\99460676.exe

Filesize
259KB

MD5
f61893cc078c077e01b6d57875896e7b

SHA1
c1a978f44fc0a97dab5dfb857c3e30b5d8371827

SHA256
ec20e19320faf045b6e71036a8d7e9722ccb3bcc5ee64e0722e9eab22f14e1ad

SHA512
2be84ddef93d499e23588617c4267b1488ccb7bb8fde5c85869bef120c91b1051fe666c28df4b466abc5e37159ef9d6adf0f17bb67540d3a0c0d7c1b82480bea

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk643771.exe

Filesize
342KB

MD5
54788af31813c06410ee6f6096fe8bcd

SHA1
2d65f80e18c7b645c64f8cad06195fba7e20b834

SHA256
a162e6edf7956289cda2bd07e1f15491beb15b7ef56c0f9bbae2ad5dd6200568

SHA512
9a0a49e97e870810c9e2df28b52677b331f28eda9251e532548f3e7cdf079d2e15f304df17a9222bb27da90d5b011227def60ad17d2a605270b8041c93a25a38

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk643771.exe

Filesize
342KB

MD5
54788af31813c06410ee6f6096fe8bcd

SHA1
2d65f80e18c7b645c64f8cad06195fba7e20b834

SHA256
a162e6edf7956289cda2bd07e1f15491beb15b7ef56c0f9bbae2ad5dd6200568

SHA512
9a0a49e97e870810c9e2df28b52677b331f28eda9251e532548f3e7cdf079d2e15f304df17a9222bb27da90d5b011227def60ad17d2a605270b8041c93a25a38

Download Submit
memory/2288-167-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-153-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-151-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-155-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-157-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-159-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-161-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-163-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-165-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-150-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-169-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-171-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-173-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-175-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-177-0x00000000049C0000-0x00000000049D3000-memory.dmp

Filesize
76KB

Download
memory/2288-178-0x0000000004B70000-0x0000000004B80000-memory.dmp

Filesize
64KB

Download
memory/2288-179-0x0000000004B70000-0x0000000004B80000-memory.dmp

Filesize
64KB

Download
memory/2288-180-0x0000000004B70000-0x0000000004B80000-memory.dmp

Filesize
64KB

Download
memory/2288-181-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2288-182-0x0000000004B70000-0x0000000004B80000-memory.dmp

Filesize
64KB

Download
memory/2288-183-0x0000000004B70000-0x0000000004B80000-memory.dmp

Filesize
64KB

Download
memory/2288-184-0x0000000004B70000-0x0000000004B80000-memory.dmp

Filesize
64KB

Download
memory/2288-186-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2288-149-0x0000000004B80000-0x0000000005124000-memory.dmp

Filesize
5.6MB

Download
memory/2288-148-0x0000000002090000-0x00000000020BD000-memory.dmp

Filesize
180KB

Download
memory/4088-992-0x0000000007BC0000-0x0000000007BD2000-memory.dmp

Filesize
72KB

Download
memory/4088-221-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-193-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-414-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/4088-199-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-201-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-203-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-205-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-207-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-209-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-211-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-213-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-215-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-217-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-219-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-192-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-223-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-411-0x0000000001F90000-0x0000000001FD6000-memory.dmp

Filesize
280KB

Download
memory/4088-412-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/4088-197-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-988-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/4088-989-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/4088-990-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/4088-991-0x0000000007560000-0x0000000007B78000-memory.dmp

Filesize
6.1MB

Download
memory/4088-195-0x0000000002700000-0x0000000002735000-memory.dmp

Filesize
212KB

Download
memory/4088-993-0x0000000007BE0000-0x0000000007CEA000-memory.dmp

Filesize
1.0MB

Download
memory/4088-994-0x0000000007D40000-0x0000000007D7C000-memory.dmp

Filesize
240KB

Download
memory/4088-996-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/4088-998-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download