redline | 45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470

Analysis

max time kernel
147s
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, 21:38

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General

Target

45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470.exe
Size

687KB
MD5

05f75e2e73f49cc28dee712eaf0c7047
SHA1

725c38af3f25d963310768bf31c5f5fe0d644480
SHA256

45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470
SHA512

1d0a60f581f47edf9bb0fb8607cea398a456c2aa65af22a4266eabd8e39ea4f322a1f6766f4111decc2d91527bd0378975e9de4a3d75788e64179251a228a104
SSDEEP

12288:Py90BtLECWtaHdjfeRz6fFryCSJplpVyDtRq0IBsuY3MN5c5oA/ZvRVssP/:PyPPk96z6f1Sblq9YsuYMjcpZpVz/

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/4536-987-0x0000000009C60000-0x000000000A278000-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	92897530.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	92897530.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	92897530.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	92897530.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	92897530.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	92897530.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
840	un362574.exe
1856	92897530.exe
4536	rk757986.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"	92897530.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	92897530.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	45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470.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\\\""	45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un362574.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\\\""	un362574.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4832	1856	WerFault.exe	84

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1856	92897530.exe
1856	92897530.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1856	92897530.exe
Token: SeDebugPrivilege	4536	rk757986.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4380 wrote to memory of 840	4380	45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470.exe	83
PID 4380 wrote to memory of 840	4380	45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470.exe	83
PID 4380 wrote to memory of 840	4380	45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470.exe	83
PID 840 wrote to memory of 1856	840	un362574.exe	84
PID 840 wrote to memory of 1856	840	un362574.exe	84
PID 840 wrote to memory of 1856	840	un362574.exe	84
PID 840 wrote to memory of 4536	840	un362574.exe	88
PID 840 wrote to memory of 4536	840	un362574.exe	88
PID 840 wrote to memory of 4536	840	un362574.exe	88

C:\Users\Admin\AppData\Local\Temp\45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470.exe
"C:\Users\Admin\AppData\Local\Temp\45b5ccd78ac1722cf3aac40c93bf85e31cbb7ded3402b34e18b212b889665470.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4380
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un362574.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un362574.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:840
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\92897530.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\92897530.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1856
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 1080
      4⤵
      Program crash
      PID:4832
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk757986.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk757986.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1856 -ip 1856
1⤵
PID:3728

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\un362574.exe

Filesize
533KB

MD5
8944580a9f92b32832fce885672f3897

SHA1
d261660ce95d378d2e60c7691d2b3923439216c5

SHA256
31844d4c950a300b7dd4f53052825b229dfa487962a6bed6cf239791980b19d4

SHA512
069bc796784e8c672869fa36414f4ac5b2df06f350de53e5a46c40993c6665199609f62f6a57eb144b67345a547ecc48d781206c099706e5c7171b1ea2bfe207

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un362574.exe

Filesize
533KB

MD5
8944580a9f92b32832fce885672f3897

SHA1
d261660ce95d378d2e60c7691d2b3923439216c5

SHA256
31844d4c950a300b7dd4f53052825b229dfa487962a6bed6cf239791980b19d4

SHA512
069bc796784e8c672869fa36414f4ac5b2df06f350de53e5a46c40993c6665199609f62f6a57eb144b67345a547ecc48d781206c099706e5c7171b1ea2bfe207

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\92897530.exe

Filesize
249KB

MD5
4da7e31f3ac9e53de402ae623fa22514

SHA1
cf5962d6698e8adc2e26e6bf405c2c024983b97c

SHA256
163f07b6521b73d7b0b04153463e4f888f36e9a073487cf8892961623425606d

SHA512
c29fe0a1fb8ef4061824b54f672ec1daa26b498ce384a92e6d1c4608d079911e0cad10e11daedb4dcddaa92757a138d3962f4666f85f51ddda461e5b56eb9096

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\92897530.exe

Filesize
249KB

MD5
4da7e31f3ac9e53de402ae623fa22514

SHA1
cf5962d6698e8adc2e26e6bf405c2c024983b97c

SHA256
163f07b6521b73d7b0b04153463e4f888f36e9a073487cf8892961623425606d

SHA512
c29fe0a1fb8ef4061824b54f672ec1daa26b498ce384a92e6d1c4608d079911e0cad10e11daedb4dcddaa92757a138d3962f4666f85f51ddda461e5b56eb9096

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk757986.exe

Filesize
332KB

MD5
f5ae8458fcae81ee61ac8aa173ebbe61

SHA1
52bcba266197852c875b52d99aff6e380c241b1e

SHA256
0052aa4e2a33122a233030fec1a38a758f191eef616518e4ffae79ff5fc9e45c

SHA512
397a5c16f756331ff65e34e021fad75db1be2475846abc8a44dba2d8ed4e40d7284f51adb42c05ab577ae815d61294cf9dfa8f356280df39f28f0daa34ee645e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk757986.exe

Filesize
332KB

MD5
f5ae8458fcae81ee61ac8aa173ebbe61

SHA1
52bcba266197852c875b52d99aff6e380c241b1e

SHA256
0052aa4e2a33122a233030fec1a38a758f191eef616518e4ffae79ff5fc9e45c

SHA512
397a5c16f756331ff65e34e021fad75db1be2475846abc8a44dba2d8ed4e40d7284f51adb42c05ab577ae815d61294cf9dfa8f356280df39f28f0daa34ee645e

Download Submit
memory/1856-168-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-150-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-154-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-156-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-158-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-160-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-162-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-165-0x0000000002D30000-0x0000000002D5D000-memory.dmp

Filesize
180KB

Download
memory/1856-166-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/1856-152-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-172-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-169-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/1856-164-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-171-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/1856-174-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-176-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-178-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-180-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-181-0x0000000000400000-0x0000000002B9A000-memory.dmp

Filesize
39.6MB

Download
memory/1856-183-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/1856-184-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/1856-185-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/1856-186-0x0000000000400000-0x0000000002B9A000-memory.dmp

Filesize
39.6MB

Download
memory/1856-149-0x0000000004B50000-0x0000000004B63000-memory.dmp

Filesize
76KB

Download
memory/1856-148-0x0000000007270000-0x0000000007814000-memory.dmp

Filesize
5.6MB

Download
memory/4536-226-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-216-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-192-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-988-0x000000000A300000-0x000000000A312000-memory.dmp

Filesize
72KB

Download
memory/4536-198-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-202-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/4536-204-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/4536-200-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/4536-199-0x0000000004810000-0x0000000004856000-memory.dmp

Filesize
280KB

Download
memory/4536-203-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-206-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-208-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-210-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-212-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-214-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-191-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-218-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-220-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-222-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-224-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-194-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-228-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-987-0x0000000009C60000-0x000000000A278000-memory.dmp

Filesize
6.1MB

Download
memory/4536-196-0x0000000007150000-0x0000000007185000-memory.dmp

Filesize
212KB

Download
memory/4536-989-0x000000000A320000-0x000000000A42A000-memory.dmp

Filesize
1.0MB

Download
memory/4536-990-0x000000000A440000-0x000000000A47C000-memory.dmp

Filesize
240KB

Download
memory/4536-991-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/4536-993-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/4536-994-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/4536-995-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/4536-996-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download