redline | 555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750

Analysis

max time kernel
148s
max time network
151s
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 21:59

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General

Target

555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750.exe
Size

617KB
MD5

0d137f931dec213f9689aa7653ccc356
SHA1

8e8d3ed73718307e884a50219e68329792646f4a
SHA256

555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750
SHA512

65c3697fb8da53065a001bfab723ac0719c8ae71689942a566eae46e519323c72621fb13d8ee7e829073f891d8510fd2e045648cccc38bc4ed530004a8826168
SSDEEP

12288:my90j6toTLidRMCV6HjjKRxdcKiWMi+W4TcJ2S4L8:myrOLiXeDj2SKOi+fa2BL8

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/3904-950-0x0000000007950000-0x0000000007F68000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	62567553.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	62567553.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	62567553.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	62567553.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	62567553.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	62567553.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
2472	st190935.exe
2652	62567553.exe
3904	kp450642.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	62567553.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
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\\\""	555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st190935.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\\\""	st190935.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2652	62567553.exe
2652	62567553.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	62567553.exe
Token: SeDebugPrivilege	3904	kp450642.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 636 wrote to memory of 2472	636	555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750.exe	81
PID 636 wrote to memory of 2472	636	555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750.exe	81
PID 636 wrote to memory of 2472	636	555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750.exe	81
PID 2472 wrote to memory of 2652	2472	st190935.exe	82
PID 2472 wrote to memory of 2652	2472	st190935.exe	82
PID 2472 wrote to memory of 3904	2472	st190935.exe	85
PID 2472 wrote to memory of 3904	2472	st190935.exe	85
PID 2472 wrote to memory of 3904	2472	st190935.exe	85

C:\Users\Admin\AppData\Local\Temp\555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750.exe
"C:\Users\Admin\AppData\Local\Temp\555c2548f2747ea170f1739f78993faa2cb9679ab5f7506994702065c2d42750.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:636
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st190935.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st190935.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2472
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\62567553.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\62567553.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2652
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp450642.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp450642.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:3904

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\st190935.exe

Filesize
463KB

MD5
4d3e3ba8b6e48b367bdeb3ad0f6e87e5

SHA1
e45ebc6a7f7568752df2ecf0972bfc7799e4b112

SHA256
e21f6a133e9984ee1dbf55b2552b46e91a82723edebd18b24765af1b190b376d

SHA512
2beab9190cde8290d9a08287384833a266f43941dc005abf2246fe0da69c2124e0b9600a243a35b0af29434f582213fddd94abecd6b154ac524bfac893f8aa01

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st190935.exe

Filesize
463KB

MD5
4d3e3ba8b6e48b367bdeb3ad0f6e87e5

SHA1
e45ebc6a7f7568752df2ecf0972bfc7799e4b112

SHA256
e21f6a133e9984ee1dbf55b2552b46e91a82723edebd18b24765af1b190b376d

SHA512
2beab9190cde8290d9a08287384833a266f43941dc005abf2246fe0da69c2124e0b9600a243a35b0af29434f582213fddd94abecd6b154ac524bfac893f8aa01

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\62567553.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\62567553.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp450642.exe

Filesize
473KB

MD5
c2fd71ee6d8fc08ba2f715577b3ab478

SHA1
857e8daffe6a043698621593412bccce2458ebc7

SHA256
ada60fe7bad1ae171ad7ff9aad45a2f65b863defd30e2e2bc1e7fbd5030dd178

SHA512
c03c0320baa030b3750865c3e698a6c0f384bf94c77c634ff551be75df85cdac573f892f1a01f199e568fc9e0689264493869bbe02da762f24f6f2e36ab69a55

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp450642.exe

Filesize
473KB

MD5
c2fd71ee6d8fc08ba2f715577b3ab478

SHA1
857e8daffe6a043698621593412bccce2458ebc7

SHA256
ada60fe7bad1ae171ad7ff9aad45a2f65b863defd30e2e2bc1e7fbd5030dd178

SHA512
c03c0320baa030b3750865c3e698a6c0f384bf94c77c634ff551be75df85cdac573f892f1a01f199e568fc9e0689264493869bbe02da762f24f6f2e36ab69a55

Download Submit
memory/2652-147-0x0000000000A50000-0x0000000000A5A000-memory.dmp

Filesize
40KB

Download
memory/3904-153-0x0000000004F20000-0x00000000054C4000-memory.dmp

Filesize
5.6MB

Download
memory/3904-154-0x0000000000AD0000-0x0000000000B16000-memory.dmp

Filesize
280KB

Download
memory/3904-156-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/3904-155-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/3904-157-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/3904-158-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-159-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-161-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-163-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-165-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-167-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-169-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-171-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-173-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-175-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-177-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-179-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-181-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-183-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-185-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-187-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-189-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-191-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-193-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-195-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-197-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-199-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-201-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-203-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-205-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-207-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-209-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-211-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-213-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-215-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-217-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-219-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-221-0x0000000004DD0000-0x0000000004E05000-memory.dmp

Filesize
212KB

Download
memory/3904-950-0x0000000007950000-0x0000000007F68000-memory.dmp

Filesize
6.1MB

Download
memory/3904-951-0x0000000007F70000-0x0000000007F82000-memory.dmp

Filesize
72KB

Download
memory/3904-952-0x0000000007F90000-0x000000000809A000-memory.dmp

Filesize
1.0MB

Download
memory/3904-953-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/3904-954-0x00000000080B0000-0x00000000080EC000-memory.dmp

Filesize
240KB

Download
memory/3904-956-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/3904-957-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/3904-958-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/3904-959-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download