redline | 02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b

Analysis

max time kernel
158s
max time network
206s
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 22:36

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General

Target

02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b.exe
Size

706KB
MD5

75dc29b7bc1537145083daa16636089d
SHA1

29e314003354eb8457a47900cd71579f04308774
SHA256

02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b
SHA512

4c8e9fb2097b5047a79ce44577dc22800a53bd1e0bcbbc3d513cd8a422ed066934959133120a540d232660e728373c623ee9f461711b88926eb00d422f4afcb6
SSDEEP

12288:3y90hPqwv5flb6KtlIcb5LmfrdZDu1Gw/VpGMcpBv8OFTn1dqu7VJePv5Wnk5MR:3yqPNfjF11GjMIJRw3v6A

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/3772-990-0x0000000009C80000-0x000000000A298000-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"	pr122364.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	pr122364.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	pr122364.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	pr122364.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	pr122364.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	pr122364.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
636	un079420.exe
2384	pr122364.exe
3772	qu750681.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	pr122364.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	pr122364.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	02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b.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\\\""	02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un079420.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\\\""	un079420.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2408	2384	WerFault.exe	81

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2384	pr122364.exe
2384	pr122364.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2384	pr122364.exe
Token: SeDebugPrivilege	3772	qu750681.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3328 wrote to memory of 636	3328	02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b.exe	80
PID 3328 wrote to memory of 636	3328	02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b.exe	80
PID 3328 wrote to memory of 636	3328	02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b.exe	80
PID 636 wrote to memory of 2384	636	un079420.exe	81
PID 636 wrote to memory of 2384	636	un079420.exe	81
PID 636 wrote to memory of 2384	636	un079420.exe	81
PID 636 wrote to memory of 3772	636	un079420.exe	86
PID 636 wrote to memory of 3772	636	un079420.exe	86
PID 636 wrote to memory of 3772	636	un079420.exe	86

C:\Users\Admin\AppData\Local\Temp\02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b.exe
"C:\Users\Admin\AppData\Local\Temp\02538a6a91b4bbb6054af995ce8dab7c50e79450da1bbca2ae239c5f9ff1572b.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3328
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un079420.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un079420.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:636
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr122364.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr122364.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2384
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 1092
      4⤵
      Program crash
      PID:2408
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu750681.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu750681.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:3772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2384 -ip 2384
1⤵
PID:2332

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\un079420.exe

Filesize
552KB

MD5
670072e65944069d2f3109f53ba9c862

SHA1
09c08262ec764fee5b74373a65f2b8940b082fdc

SHA256
9be89ff88b4e845a7a86cae86b2be03a78747bed615efa6d8992b395f0c8e43a

SHA512
4990430129545fb9aec362447bd39205e95b3f8a9db4714cc316a500d1829ada5ad7f1becae7802566e4a588386af479f92120531737ae0b6e598d16667596ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un079420.exe

Filesize
552KB

MD5
670072e65944069d2f3109f53ba9c862

SHA1
09c08262ec764fee5b74373a65f2b8940b082fdc

SHA256
9be89ff88b4e845a7a86cae86b2be03a78747bed615efa6d8992b395f0c8e43a

SHA512
4990430129545fb9aec362447bd39205e95b3f8a9db4714cc316a500d1829ada5ad7f1becae7802566e4a588386af479f92120531737ae0b6e598d16667596ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr122364.exe

Filesize
283KB

MD5
01d01b55d062e3748c431aa3f5dad536

SHA1
a709d8f7d643642ebcb0daa3d5a2c4fd66281d77

SHA256
7438fe3a52edd21474bae824c49c797ad051de55936e3fca5115123625800ca2

SHA512
3ebdc00a250978034d7fac1afae7847806a2ae9d352870228a3f918453f11a16a834aa6dbf6c91be006190dd78bbe7c70e0413a400c0596f955b7c5dbcc16a76

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr122364.exe

Filesize
283KB

MD5
01d01b55d062e3748c431aa3f5dad536

SHA1
a709d8f7d643642ebcb0daa3d5a2c4fd66281d77

SHA256
7438fe3a52edd21474bae824c49c797ad051de55936e3fca5115123625800ca2

SHA512
3ebdc00a250978034d7fac1afae7847806a2ae9d352870228a3f918453f11a16a834aa6dbf6c91be006190dd78bbe7c70e0413a400c0596f955b7c5dbcc16a76

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu750681.exe

Filesize
353KB

MD5
9050d75efee117cd41ff76058fd9de4a

SHA1
25ca9d65fd29d63807ae441e893fc9dfab42f879

SHA256
bad01384accc2056793241206eaa43563649463cbd2a08d9104c7d2a823fcf88

SHA512
66a17a57e827c7be2fb91c39c034fbfd30231fdb810ed049e6f26e99d701d2519f66eb5b8e190dd87c9bdd38546d427d8339c2ab20480b0c99fba0e0f1be9137

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu750681.exe

Filesize
353KB

MD5
9050d75efee117cd41ff76058fd9de4a

SHA1
25ca9d65fd29d63807ae441e893fc9dfab42f879

SHA256
bad01384accc2056793241206eaa43563649463cbd2a08d9104c7d2a823fcf88

SHA512
66a17a57e827c7be2fb91c39c034fbfd30231fdb810ed049e6f26e99d701d2519f66eb5b8e190dd87c9bdd38546d427d8339c2ab20480b0c99fba0e0f1be9137

Download Submit
memory/2384-162-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-152-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2384-151-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2384-153-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-154-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-156-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-158-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-160-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-164-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-150-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2384-166-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-168-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-170-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-172-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-174-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-176-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-178-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-180-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

Filesize
72KB

Download
memory/2384-181-0x0000000000400000-0x0000000002BB0000-memory.dmp

Filesize
39.7MB

Download
memory/2384-182-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2384-183-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2384-184-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2384-188-0x0000000000400000-0x0000000002BB0000-memory.dmp

Filesize
39.7MB

Download
memory/2384-149-0x00000000072F0000-0x0000000007894000-memory.dmp

Filesize
5.6MB

Download
memory/2384-148-0x0000000002C80000-0x0000000002CAD000-memory.dmp

Filesize
180KB

Download
memory/3772-995-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/3772-223-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-197-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-249-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/3772-201-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-203-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-205-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-207-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-209-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-211-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-213-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-215-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-217-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-219-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-221-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-194-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-246-0x0000000002D10000-0x0000000002D56000-memory.dmp

Filesize
280KB

Download
memory/3772-248-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/3772-251-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/3772-199-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-990-0x0000000009C80000-0x000000000A298000-memory.dmp

Filesize
6.1MB

Download
memory/3772-991-0x000000000A320000-0x000000000A332000-memory.dmp

Filesize
72KB

Download
memory/3772-992-0x000000000A340000-0x000000000A44A000-memory.dmp

Filesize
1.0MB

Download
memory/3772-994-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/3772-195-0x0000000007780000-0x00000000077B5000-memory.dmp

Filesize
212KB

Download
memory/3772-996-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/3772-997-0x000000000A460000-0x000000000A49C000-memory.dmp

Filesize
240KB

Download
memory/3772-998-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/3772-1000-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download