redline | f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc

Analysis

max time kernel
155s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
01/05/2023, 19:16

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General

Target

f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc.exe
Size

695KB
MD5

8980a9db3873b3dc19cb280771636d2c
SHA1

fe12c476cbac5048ee14d95fbbde435aa5cca59a
SHA256

f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc
SHA512

7c040129a03f22c0eff9b05aeab9368fa98c7fa6e11385cdb3d2a5ad64a678790c102faa7f78ef4d64ace54f5387659c799b164feae02d31af01a38b79ebb48a
SSDEEP

12288:ny90+3BuJmBGuO/sz/+tZ9COJq9Imxr8ZXLWT6rD18bAKdA+u3TCk:ny/uJRqz/+tXCVb6m6rD18bAuCCk

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/2460-991-0x0000000009CD0000-0x000000000A2E8000-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"	77251448.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	77251448.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	77251448.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	77251448.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	77251448.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	77251448.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
4260	un982593.exe
3308	77251448.exe
2460	rk023796.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	77251448.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	77251448.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	f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc.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\\\""	f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un982593.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\\\""	un982593.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4708	3308	WerFault.exe	85

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3308	77251448.exe
3308	77251448.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3308	77251448.exe
Token: SeDebugPrivilege	2460	rk023796.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 4260	1448	f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc.exe	84
PID 1448 wrote to memory of 4260	1448	f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc.exe	84
PID 1448 wrote to memory of 4260	1448	f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc.exe	84
PID 4260 wrote to memory of 3308	4260	un982593.exe	85
PID 4260 wrote to memory of 3308	4260	un982593.exe	85
PID 4260 wrote to memory of 3308	4260	un982593.exe	85
PID 4260 wrote to memory of 2460	4260	un982593.exe	91
PID 4260 wrote to memory of 2460	4260	un982593.exe	91
PID 4260 wrote to memory of 2460	4260	un982593.exe	91

C:\Users\Admin\AppData\Local\Temp\f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc.exe
"C:\Users\Admin\AppData\Local\Temp\f1b35a805ca57290655c7db8112f5ab9388eef8d2e7cfe8d4b9a5c6d411f63cc.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un982593.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un982593.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4260
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77251448.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77251448.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3308
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 1104
      4⤵
      Program crash
      PID:4708
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk023796.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk023796.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:2460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3308 -ip 3308
1⤵
PID:3492

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\un982593.exe

Filesize
541KB

MD5
dc4e4d669ee667f9e50e7d383986e1b1

SHA1
6399d21ad94d2d3e97c4a98fa532ff5fca124071

SHA256
535cdbc4879e81356d3c9e1d83b414c3f39e6c29a618a4cd2af99125f8f3879e

SHA512
98e7d7820d9676b26762b7b51b1db5dbf9ac96e9186d801c010cade987ed391e191e80fb5aeab816b4310558c5c55557fb6c7b8688d3116efb9f4708ed669768

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un982593.exe

Filesize
541KB

MD5
dc4e4d669ee667f9e50e7d383986e1b1

SHA1
6399d21ad94d2d3e97c4a98fa532ff5fca124071

SHA256
535cdbc4879e81356d3c9e1d83b414c3f39e6c29a618a4cd2af99125f8f3879e

SHA512
98e7d7820d9676b26762b7b51b1db5dbf9ac96e9186d801c010cade987ed391e191e80fb5aeab816b4310558c5c55557fb6c7b8688d3116efb9f4708ed669768

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77251448.exe

Filesize
258KB

MD5
b582c4713bac7e1aaa73285697222f6e

SHA1
753dfa5a18857b743aee7405c22f7b0987d23450

SHA256
8228ec55b8360cc0895a320912c970155316ebfccc5fe4efb0647c69f507eb1d

SHA512
a24ca97130602fd2cac94ae04e44af51aa3f538c12dc1528db200daf50f1c40b4fe883a6d4f7d8bfbae0505b8df43b396d72b2d4c0baebb43822776c3ec3cf65

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77251448.exe

Filesize
258KB

MD5
b582c4713bac7e1aaa73285697222f6e

SHA1
753dfa5a18857b743aee7405c22f7b0987d23450

SHA256
8228ec55b8360cc0895a320912c970155316ebfccc5fe4efb0647c69f507eb1d

SHA512
a24ca97130602fd2cac94ae04e44af51aa3f538c12dc1528db200daf50f1c40b4fe883a6d4f7d8bfbae0505b8df43b396d72b2d4c0baebb43822776c3ec3cf65

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk023796.exe

Filesize
340KB

MD5
6b2882ac5118675e8ea83cd62887c449

SHA1
473b8579fd1f46e01d951b547790004fa718534a

SHA256
9490d92fe152c6af45eee9569ad9cbd46b38127bc2670527bd72ca8a30a02e4b

SHA512
961877dba91efe6c53d93f4df461b2dae7dd1caa575294610fea1b795c41cb61d750a31fd3327785b3231a20c66637ee9b5b83ec2c85d10e9800cb4b2b091ce4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk023796.exe

Filesize
340KB

MD5
6b2882ac5118675e8ea83cd62887c449

SHA1
473b8579fd1f46e01d951b547790004fa718534a

SHA256
9490d92fe152c6af45eee9569ad9cbd46b38127bc2670527bd72ca8a30a02e4b

SHA512
961877dba91efe6c53d93f4df461b2dae7dd1caa575294610fea1b795c41cb61d750a31fd3327785b3231a20c66637ee9b5b83ec2c85d10e9800cb4b2b091ce4

Download Submit
memory/2460-220-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-222-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-1000-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2460-998-0x000000000A440000-0x000000000A47C000-memory.dmp

Filesize
240KB

Download
memory/2460-997-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2460-996-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2460-995-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2460-994-0x000000000A320000-0x000000000A42A000-memory.dmp

Filesize
1.0MB

Download
memory/2460-992-0x000000000A300000-0x000000000A312000-memory.dmp

Filesize
72KB

Download
memory/2460-198-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-555-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2460-557-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2460-552-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2460-551-0x0000000002CF0000-0x0000000002D36000-memory.dmp

Filesize
280KB

Download
memory/2460-196-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-218-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-216-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-214-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-212-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-210-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-208-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-206-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-204-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-195-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-202-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/2460-991-0x0000000009CD0000-0x000000000A2E8000-memory.dmp

Filesize
6.1MB

Download
memory/2460-200-0x0000000004D60000-0x0000000004D95000-memory.dmp

Filesize
212KB

Download
memory/3308-181-0x00000000074E0000-0x00000000074F0000-memory.dmp

Filesize
64KB

Download
memory/3308-177-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-150-0x00000000074E0000-0x00000000074F0000-memory.dmp

Filesize
64KB

Download
memory/3308-187-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/3308-182-0x00000000074E0000-0x00000000074F0000-memory.dmp

Filesize
64KB

Download
memory/3308-175-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-180-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/3308-171-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-165-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-151-0x00000000074E0000-0x00000000074F0000-memory.dmp

Filesize
64KB

Download
memory/3308-149-0x00000000074F0000-0x0000000007A94000-memory.dmp

Filesize
5.6MB

Download
memory/3308-148-0x0000000002DE0000-0x0000000002E0D000-memory.dmp

Filesize
180KB

Download
memory/3308-179-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-169-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-167-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-173-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-163-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-161-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-159-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-153-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-157-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-155-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download
memory/3308-152-0x0000000004AB0000-0x0000000004AC3000-memory.dmp

Filesize
76KB

Download