redline | fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f

Analysis

max time kernel
151s
max time network
157s
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, 19:36

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General

Target

fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f.exe
Size

696KB
MD5

1feca7be483a7ede6047b2021bba9291
SHA1

232052904b9db804906180ccf2ba113a90eb89e6
SHA256

fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f
SHA512

1a32cb9bde9022d2554b276eee3b05bc523d276f4dfd1a40df7b073f6adceb43418fada2ac18228acb13beaa336ce22a149da7f0edf850ab08b7de36133eb8d8
SSDEEP

12288:zy90Tq4C00Xa9KJ2A/+tZ9CO3IhMY/NN4MWL6+718buKjA+KQujtlU:zyyqsfKoA/+tXCFneZ6+718bugIbjtlU

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/2936-985-0x0000000009C40000-0x000000000A258000-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"	43383082.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	43383082.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	43383082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	43383082.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	43383082.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	43383082.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
4964	un815342.exe
3900	43383082.exe
2936	rk342776.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	43383082.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	43383082.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	fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f.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\\\""	fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un815342.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\\\""	un815342.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3500	3900	WerFault.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3900	43383082.exe
3900	43383082.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3900	43383082.exe
Token: SeDebugPrivilege	2936	rk342776.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 4964	2976	fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f.exe	85
PID 2976 wrote to memory of 4964	2976	fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f.exe	85
PID 2976 wrote to memory of 4964	2976	fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f.exe	85
PID 4964 wrote to memory of 3900	4964	un815342.exe	86
PID 4964 wrote to memory of 3900	4964	un815342.exe	86
PID 4964 wrote to memory of 3900	4964	un815342.exe	86
PID 4964 wrote to memory of 2936	4964	un815342.exe	92
PID 4964 wrote to memory of 2936	4964	un815342.exe	92
PID 4964 wrote to memory of 2936	4964	un815342.exe	92

C:\Users\Admin\AppData\Local\Temp\fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f.exe
"C:\Users\Admin\AppData\Local\Temp\fe6450a225302d7f9cab3ee73681548d9bf49e41bb42870ba21d374b04ef7e2f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un815342.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un815342.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4964
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\43383082.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\43383082.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3900
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3900 -s 1080
      4⤵
      Program crash
      PID:3500
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk342776.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk342776.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:2936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3900 -ip 3900
1⤵
PID:2660

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\un815342.exe

Filesize
541KB

MD5
b5ec3f70c6df9edfc2dace7f701f805d

SHA1
b3ed76d78cd26c6acd0e32c4b23f4c8bfa238bbc

SHA256
138fbb8de2e879362135632a6e5ef689388f0759e3854467a9817bcdb42bdf2c

SHA512
5edb7496511bb17330088a57f8a4900443ef7880e9c20ef40113019007b026341f383ab1923a8f409ba40832c45fb0302499309ecc819d20b6cbcb124fc1ee52

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un815342.exe

Filesize
541KB

MD5
b5ec3f70c6df9edfc2dace7f701f805d

SHA1
b3ed76d78cd26c6acd0e32c4b23f4c8bfa238bbc

SHA256
138fbb8de2e879362135632a6e5ef689388f0759e3854467a9817bcdb42bdf2c

SHA512
5edb7496511bb17330088a57f8a4900443ef7880e9c20ef40113019007b026341f383ab1923a8f409ba40832c45fb0302499309ecc819d20b6cbcb124fc1ee52

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\43383082.exe

Filesize
258KB

MD5
88fc9da8525f441b05688e184a99a983

SHA1
16a4d0f6f1a16659897c092d00eb4f79e0f04b88

SHA256
23533d104e8a7c6cf358a63f41dc01fbe03cfa6a6db87d898abd295de0f2ca9a

SHA512
31311ec3048fa731277370dee537351bd1cf4f07e975f586320d5ea64f70b477f0b32253001d6c2b363935aeafa96953a33343b3571fc989fdce7a67e5541ccb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\43383082.exe

Filesize
258KB

MD5
88fc9da8525f441b05688e184a99a983

SHA1
16a4d0f6f1a16659897c092d00eb4f79e0f04b88

SHA256
23533d104e8a7c6cf358a63f41dc01fbe03cfa6a6db87d898abd295de0f2ca9a

SHA512
31311ec3048fa731277370dee537351bd1cf4f07e975f586320d5ea64f70b477f0b32253001d6c2b363935aeafa96953a33343b3571fc989fdce7a67e5541ccb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk342776.exe

Filesize
340KB

MD5
b16b06fb5c3aa4421d5ce16427673f03

SHA1
1411c24051963ac29d15f706d2c3140aad48bd06

SHA256
02b4a968e81c5cd1d05a161808e1d0ca93eff89dd6cef87d046a3ab18bcc9056

SHA512
7d4f4223b8956efec0473e0022fd79eda5d242be33f758e598c0f166bb5c438bead3665fa0dc4cc354a6090870345ad272b2dafbee2190d683e682a14042042f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk342776.exe

Filesize
340KB

MD5
b16b06fb5c3aa4421d5ce16427673f03

SHA1
1411c24051963ac29d15f706d2c3140aad48bd06

SHA256
02b4a968e81c5cd1d05a161808e1d0ca93eff89dd6cef87d046a3ab18bcc9056

SHA512
7d4f4223b8956efec0473e0022fd79eda5d242be33f758e598c0f166bb5c438bead3665fa0dc4cc354a6090870345ad272b2dafbee2190d683e682a14042042f

Download Submit
memory/2936-210-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-218-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-993-0x00000000049E0000-0x00000000049F0000-memory.dmp

Filesize
64KB

Download
memory/2936-992-0x00000000049E0000-0x00000000049F0000-memory.dmp

Filesize
64KB

Download
memory/2936-991-0x00000000049E0000-0x00000000049F0000-memory.dmp

Filesize
64KB

Download
memory/2936-989-0x000000000A480000-0x000000000A4BC000-memory.dmp

Filesize
240KB

Download
memory/2936-988-0x00000000049E0000-0x00000000049F0000-memory.dmp

Filesize
64KB

Download
memory/2936-199-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-986-0x000000000A300000-0x000000000A312000-memory.dmp

Filesize
72KB

Download
memory/2936-985-0x0000000009C40000-0x000000000A258000-memory.dmp

Filesize
6.1MB

Download
memory/2936-226-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-224-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-222-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-220-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-195-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-190-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-216-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-214-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-212-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-206-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-209-0x00000000049E0000-0x00000000049F0000-memory.dmp

Filesize
64KB

Download
memory/2936-193-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-207-0x00000000049E0000-0x00000000049F0000-memory.dmp

Filesize
64KB

Download
memory/2936-205-0x0000000002CC0000-0x0000000002D06000-memory.dmp

Filesize
280KB

Download
memory/2936-191-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-197-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-203-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/2936-987-0x000000000A320000-0x000000000A42A000-memory.dmp

Filesize
1.0MB

Download
memory/2936-201-0x0000000004B70000-0x0000000004BA5000-memory.dmp

Filesize
212KB

Download
memory/3900-180-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-185-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/3900-152-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-150-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-149-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-184-0x0000000007270000-0x0000000007280000-memory.dmp

Filesize
64KB

Download
memory/3900-183-0x0000000007270000-0x0000000007280000-memory.dmp

Filesize
64KB

Download
memory/3900-148-0x0000000007280000-0x0000000007824000-memory.dmp

Filesize
5.6MB

Download
memory/3900-181-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/3900-168-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-170-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-178-0x0000000007270000-0x0000000007280000-memory.dmp

Filesize
64KB

Download
memory/3900-172-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-176-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-177-0x0000000007270000-0x0000000007280000-memory.dmp

Filesize
64KB

Download
memory/3900-174-0x0000000007270000-0x0000000007280000-memory.dmp

Filesize
64KB

Download
memory/3900-173-0x0000000002CB0000-0x0000000002CDD000-memory.dmp

Filesize
180KB

Download
memory/3900-166-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-164-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-160-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-162-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-154-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-158-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/3900-156-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download