redline | 0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed

Analysis

max time kernel
205s
max time network
206s
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, 22:43

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General

Target

0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe
Size

651KB
MD5

5f866f7cedb5d59148d90bc7d021ea33
SHA1

9e7dd5658b0aadca261967806a6994846d7e194b
SHA256

0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed
SHA512

d12af1f5401d296e858cd089031be0d604b4fd8fa3e8914e3b966d9ff008946b72c86f10806117a6ae74dbd7349fa893671ec686a5604d7cadb92bad64af3caa
SSDEEP

12288:ay90rC9LBRwA4RWOoPTtaTgJPObDm0ZMa2VmQ1nzCITh:ayH/VVPTtZIdR2V51nzCIh

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/4052-983-0x00000000075A0000-0x0000000007BB8000-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"	21905339.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	21905339.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	21905339.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	21905339.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	21905339.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	21905339.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
3380	st888303.exe
4104	21905339.exe
4052	kp276446.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	21905339.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	21905339.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	0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.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\\\""	0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st888303.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\\\""	st888303.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4104	21905339.exe
4104	21905339.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4104	21905339.exe
Token: SeDebugPrivilege	4052	kp276446.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4500 wrote to memory of 3380	4500	0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe	80
PID 4500 wrote to memory of 3380	4500	0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe	80
PID 4500 wrote to memory of 3380	4500	0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe	80
PID 3380 wrote to memory of 4104	3380	st888303.exe	81
PID 3380 wrote to memory of 4104	3380	st888303.exe	81
PID 3380 wrote to memory of 4104	3380	st888303.exe	81
PID 3380 wrote to memory of 4052	3380	st888303.exe	84
PID 3380 wrote to memory of 4052	3380	st888303.exe	84
PID 3380 wrote to memory of 4052	3380	st888303.exe	84

C:\Users\Admin\AppData\Local\Temp\0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe
"C:\Users\Admin\AppData\Local\Temp\0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4500
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st888303.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st888303.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3380
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\21905339.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\21905339.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4104
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp276446.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp276446.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4052

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\st888303.exe

Filesize
497KB

MD5
a177a39c050562b6bd9e4611b7002833

SHA1
4e8b89cf6353b63ceac9d1014c10274554037952

SHA256
23357136c5f8fddd5a725f7e97a1971141a603f88a30d8c9baab54ebb7c2a646

SHA512
93a42776f6d2bc5b0f1bac821bebc8cb80096c370d5104841f2997a382b709609ba080393edf899127866f2fdb57b3c9de40a017949e15247bb5123993f189ea

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st888303.exe

Filesize
497KB

MD5
a177a39c050562b6bd9e4611b7002833

SHA1
4e8b89cf6353b63ceac9d1014c10274554037952

SHA256
23357136c5f8fddd5a725f7e97a1971141a603f88a30d8c9baab54ebb7c2a646

SHA512
93a42776f6d2bc5b0f1bac821bebc8cb80096c370d5104841f2997a382b709609ba080393edf899127866f2fdb57b3c9de40a017949e15247bb5123993f189ea

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\21905339.exe

Filesize
175KB

MD5
a165b5f6b0a4bdf808b71de57bf9347d

SHA1
39a7b301e819e386c162a47e046fa384bb5ab437

SHA256
68349ed349ed7bbb9a279ac34ea4984206a1a1b3b73587fd1b109d55391af09a

SHA512
3dd6ca63a2aecb2a0599f0b918329e75b92eb5259d6986bd8d41cb8ebcf7b965bbd12786929d61743ae8613c2e180078f2eed2835ccb54378cd343c4a048c1a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\21905339.exe

Filesize
175KB

MD5
a165b5f6b0a4bdf808b71de57bf9347d

SHA1
39a7b301e819e386c162a47e046fa384bb5ab437

SHA256
68349ed349ed7bbb9a279ac34ea4984206a1a1b3b73587fd1b109d55391af09a

SHA512
3dd6ca63a2aecb2a0599f0b918329e75b92eb5259d6986bd8d41cb8ebcf7b965bbd12786929d61743ae8613c2e180078f2eed2835ccb54378cd343c4a048c1a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp276446.exe

Filesize
341KB

MD5
5a2df508c7540c1c5426720d710cd528

SHA1
e8c1d96809b283b4916cb654a4cda4b7514db175

SHA256
1bc0ad1e73b9b7e6170cb98be98196210e4396a36248e2e30916fb7a90a36c3b

SHA512
33a09ffc01a63c43527682fc9c62090a5ac6a77516d3f585939a9cb20e2e333c9a6a8345fbd6c41ddde168bc33ee00c0bd91ed4ab3f67439ace45ccfedd2eb27

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp276446.exe

Filesize
341KB

MD5
5a2df508c7540c1c5426720d710cd528

SHA1
e8c1d96809b283b4916cb654a4cda4b7514db175

SHA256
1bc0ad1e73b9b7e6170cb98be98196210e4396a36248e2e30916fb7a90a36c3b

SHA512
33a09ffc01a63c43527682fc9c62090a5ac6a77516d3f585939a9cb20e2e333c9a6a8345fbd6c41ddde168bc33ee00c0bd91ed4ab3f67439ace45ccfedd2eb27

Download Submit
memory/4052-220-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-451-0x00000000027F0000-0x0000000002800000-memory.dmp

Filesize
64KB

Download
memory/4052-992-0x00000000027F0000-0x0000000002800000-memory.dmp

Filesize
64KB

Download
memory/4052-991-0x00000000027F0000-0x0000000002800000-memory.dmp

Filesize
64KB

Download
memory/4052-990-0x00000000027F0000-0x0000000002800000-memory.dmp

Filesize
64KB

Download
memory/4052-989-0x00000000027F0000-0x0000000002800000-memory.dmp

Filesize
64KB

Download
memory/4052-987-0x00000000027F0000-0x0000000002800000-memory.dmp

Filesize
64KB

Download
memory/4052-196-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-985-0x0000000007BE0000-0x0000000007CEA000-memory.dmp

Filesize
1.0MB

Download
memory/4052-198-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-984-0x0000000007BC0000-0x0000000007BD2000-memory.dmp

Filesize
72KB

Download
memory/4052-983-0x00000000075A0000-0x0000000007BB8000-memory.dmp

Filesize
6.1MB

Download
memory/4052-454-0x00000000027F0000-0x0000000002800000-memory.dmp

Filesize
64KB

Download
memory/4052-456-0x00000000027F0000-0x0000000002800000-memory.dmp

Filesize
64KB

Download
memory/4052-194-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-206-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-450-0x00000000020C0000-0x0000000002106000-memory.dmp

Filesize
280KB

Download
memory/4052-222-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-218-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-216-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-212-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-214-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-187-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-188-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-190-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-192-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-210-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-986-0x0000000007D00000-0x0000000007D3C000-memory.dmp

Filesize
240KB

Download
memory/4052-208-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-200-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-202-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4052-204-0x00000000025B0000-0x00000000025E5000-memory.dmp

Filesize
212KB

Download
memory/4104-172-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-162-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-150-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download
memory/4104-148-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download
memory/4104-149-0x0000000004A60000-0x0000000005004000-memory.dmp

Filesize
5.6MB

Download
memory/4104-181-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download
memory/4104-180-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-147-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download
memory/4104-178-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-176-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-174-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-170-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-168-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-166-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-160-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-164-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-158-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-156-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-154-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-153-0x0000000004950000-0x0000000004963000-memory.dmp

Filesize
76KB

Download
memory/4104-152-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download
memory/4104-151-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download