redline | 71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5

Analysis

max time kernel
147s
max time network
154s
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 22:30

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General

Target

71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5.exe
Size

612KB
MD5

f827a03f24723149ecb1a859b4e61355
SHA1

6432965f52c3b78be5e6b611c2febd10f02f05dc
SHA256

71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5
SHA512

3466f29570865d029a2436328a96670ac398c529882109c95742300525ed2f4a03428e9eb80c36e55caba48accc4e8e025d6573df2187303a560d5f83ab7edcb
SSDEEP

6144:cep0yN90QEQfL1zLrokL2KQ6ES5rGHVwQarorw6Uf6BUwHWYFjHNw51OPpKv6wbO:ky90sXYS5K1wQdi6Wsxtw5qOzUisYA

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/1940-949-0x00000000078E0000-0x0000000007EF8000-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\Policies\Microsoft\Windows Defender\Real-Time Protection	09381920.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	09381920.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	09381920.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	09381920.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	09381920.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	09381920.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
4332	st098505.exe
5016	09381920.exe
1940	kp054112.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"	09381920.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	71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5.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\\\""	71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st098505.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\\\""	st098505.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5016	09381920.exe
5016	09381920.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5016	09381920.exe
Token: SeDebugPrivilege	1940	kp054112.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 4332	4464	71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5.exe	83
PID 4464 wrote to memory of 4332	4464	71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5.exe	83
PID 4464 wrote to memory of 4332	4464	71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5.exe	83
PID 4332 wrote to memory of 5016	4332	st098505.exe	84
PID 4332 wrote to memory of 5016	4332	st098505.exe	84
PID 4332 wrote to memory of 1940	4332	st098505.exe	85
PID 4332 wrote to memory of 1940	4332	st098505.exe	85
PID 4332 wrote to memory of 1940	4332	st098505.exe	85

C:\Users\Admin\AppData\Local\Temp\71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5.exe
"C:\Users\Admin\AppData\Local\Temp\71287ed5b3163dd0fecdb5623edd316f94cc0b5e9e604f68bf35bb581bff80a5.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4464
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st098505.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st098505.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4332
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\09381920.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\09381920.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5016
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp054112.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp054112.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:1940

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\st098505.exe

Filesize
458KB

MD5
19f35c2d7bdd4909b8b85ee631549d7e

SHA1
11c1dc2fa7d908f92c2e84527f7a450ccd5c8c55

SHA256
bb0fa75e6091c17ece9ceb551d5eb746e6d90a222e5d18fa690677c7d79abd1e

SHA512
7e5b8be3f61bc9b57d8677c49d086590ae94d8c45a6a9df0d5f3b66037991fd301262c0f0a74aa623ffbc58465709cf8de440ff1ba4bcb153d61a60d6ea031ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st098505.exe

Filesize
458KB

MD5
19f35c2d7bdd4909b8b85ee631549d7e

SHA1
11c1dc2fa7d908f92c2e84527f7a450ccd5c8c55

SHA256
bb0fa75e6091c17ece9ceb551d5eb746e6d90a222e5d18fa690677c7d79abd1e

SHA512
7e5b8be3f61bc9b57d8677c49d086590ae94d8c45a6a9df0d5f3b66037991fd301262c0f0a74aa623ffbc58465709cf8de440ff1ba4bcb153d61a60d6ea031ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\09381920.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\09381920.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp054112.exe

Filesize
460KB

MD5
478f684cafc742f941c549c4f61eb24d

SHA1
511bf273d8c21808ebd268817f6a38671d480587

SHA256
5d93ad7212c9d0a9e83df4112827750e46fff87394cd4daa4d1edfab1089c0be

SHA512
bde538e033796eb97211d96234d285f05bd107ceddac4f8f52dd3b97c546954b390861566f3a0fe146bfbdd2fcedeb0a962e207a4299c96a5ae1747f50445df4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp054112.exe

Filesize
460KB

MD5
478f684cafc742f941c549c4f61eb24d

SHA1
511bf273d8c21808ebd268817f6a38671d480587

SHA256
5d93ad7212c9d0a9e83df4112827750e46fff87394cd4daa4d1edfab1089c0be

SHA512
bde538e033796eb97211d96234d285f05bd107ceddac4f8f52dd3b97c546954b390861566f3a0fe146bfbdd2fcedeb0a962e207a4299c96a5ae1747f50445df4

Download Submit
memory/1940-153-0x00000000021A0000-0x00000000021E6000-memory.dmp

Filesize
280KB

Download
memory/1940-154-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

Filesize
64KB

Download
memory/1940-155-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

Filesize
64KB

Download
memory/1940-156-0x0000000004EB0000-0x0000000005454000-memory.dmp

Filesize
5.6MB

Download
memory/1940-157-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-160-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-158-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-162-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-164-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-168-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-166-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-172-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-170-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-174-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-176-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-180-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-178-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-182-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-184-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-186-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-188-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-190-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-192-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-194-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-196-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-198-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-200-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-202-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-204-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-206-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-208-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-210-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-212-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-214-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-216-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-218-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-220-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1940-949-0x00000000078E0000-0x0000000007EF8000-memory.dmp

Filesize
6.1MB

Download
memory/1940-950-0x0000000007F70000-0x0000000007F82000-memory.dmp

Filesize
72KB

Download
memory/1940-951-0x0000000007F90000-0x000000000809A000-memory.dmp

Filesize
1.0MB

Download
memory/1940-952-0x00000000080B0000-0x00000000080EC000-memory.dmp

Filesize
240KB

Download
memory/1940-953-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

Filesize
64KB

Download
memory/1940-955-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

Filesize
64KB

Download
memory/1940-956-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

Filesize
64KB

Download
memory/5016-147-0x0000000000D70000-0x0000000000D7A000-memory.dmp

Filesize
40KB

Download