redline | 225966d0f3ee67e1439bf18a75144e1caf88b4c08730cbe8ce5e61d81930b2a0

General

Target

3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.exe
Size

535KB
MD5

57fec1386f335f711eb261a273860385
SHA1

edea4c56a72197822e9048a5a8142272f1710854
SHA256

3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562
SHA512

603baad7f1472b2e3d68f275eaf43470200021a6d609e6c7f35351014156ce876c3aa7b86fc5bf44af42dc67357c1aef236436ce386a66d1d28da3b0ff145f9c
SSDEEP

12288:+Mrcy90EEojf44o9rWfr/xK7C0G0ZeztpytYqJyBN+tG+j:2yDRs/wxfkuw7JJ7j

Score

10^/10

redline rosn evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes

auth_value
050a19e1db4d0024b0f23b37dcf961f4

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

Processes:

it768848.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	it768848.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	it768848.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	it768848.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	it768848.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	it768848.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	it768848.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 33 IoCs

Processes:

resource	yara_rule
behavioral2/memory/5008-165-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-168-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-166-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-170-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-172-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-174-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-176-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-178-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-180-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-182-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-184-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-186-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-188-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-190-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-192-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-194-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-196-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-198-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-200-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-202-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-204-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-206-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-210-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-212-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-208-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-214-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-216-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-218-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-220-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-222-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-224-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-226-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline
behavioral2/memory/5008-228-0x0000000004A60000-0x0000000004A9F000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

Processes:

ziDx0439.exeit768848.exejr640311.exe

pid process

4628 ziDx0439.exe
4952 it768848.exe
5008 jr640311.exe
Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112

Processes:

it768848.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" it768848.exe

pid	process
4628	ziDx0439.exe
4952	it768848.exe
5008	jr640311.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	it768848.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.exeziDx0439.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.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\\\""	3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	ziDx0439.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\\\""	ziDx0439.exe

Drops file in System32 directory 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{29E6AC77-D0A5-4A2C-8915-881C83F53999}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{FABF5B15-758A-4C39-987E-12414E098AE6}.catalogItem	svchost.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

it768848.exe

pid process

4952 it768848.exe
4952 it768848.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

it768848.exejr640311.exe

description pid process

Token: SeDebugPrivilege 4952 it768848.exe
Token: SeDebugPrivilege 5008 jr640311.exe

pid	process
4952	it768848.exe
4952	it768848.exe

description	pid	process
Token: SeDebugPrivilege	4952	it768848.exe
Token: SeDebugPrivilege	5008	jr640311.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.exeziDx0439.exe

description	pid	process	target process
PID 2452 wrote to memory of 4628	2452	3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.exe	ziDx0439.exe
PID 2452 wrote to memory of 4628	2452	3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.exe	ziDx0439.exe
PID 2452 wrote to memory of 4628	2452	3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.exe	ziDx0439.exe
PID 4628 wrote to memory of 4952	4628	ziDx0439.exe	it768848.exe
PID 4628 wrote to memory of 4952	4628	ziDx0439.exe	it768848.exe
PID 4628 wrote to memory of 5008	4628	ziDx0439.exe	jr640311.exe
PID 4628 wrote to memory of 5008	4628	ziDx0439.exe	jr640311.exe
PID 4628 wrote to memory of 5008	4628	ziDx0439.exe	jr640311.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.exe
"C:\Users\Admin\AppData\Local\Temp\3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2452

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziDx0439.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziDx0439.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4628

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it768848.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it768848.exe
3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4952

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr640311.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr640311.exe
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5008

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:3196

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Disabling Security Tools

2

T1089

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziDx0439.exe
Filesize
382KB

MD5
a78a9e137312b6b27e69074748ce907b

SHA1
5b4483393d74e9effd8728260c21c86633cb619d

SHA256
516686a8356cab04d0dd8d8a07bf94f67a4bb68e9652b5c8beb751f2c75fc692

SHA512
72ad59a9ecbbd9f8968b8b4b5bf7e9ed1a9748af4b1e865f4f52f59518dd47de965ba0f063bd4dbbd6d6020d88a8b8838bea4d498b2617af3559368aa3ce284b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziDx0439.exe
Filesize
382KB

MD5
a78a9e137312b6b27e69074748ce907b

SHA1
5b4483393d74e9effd8728260c21c86633cb619d

SHA256
516686a8356cab04d0dd8d8a07bf94f67a4bb68e9652b5c8beb751f2c75fc692

SHA512
72ad59a9ecbbd9f8968b8b4b5bf7e9ed1a9748af4b1e865f4f52f59518dd47de965ba0f063bd4dbbd6d6020d88a8b8838bea4d498b2617af3559368aa3ce284b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it768848.exe
Filesize
11KB

MD5
d8c5787eccdf1a982b642ddde7667899

SHA1
a12d727bf992e0aceda76cd1d782dff89cb85fc1

SHA256
c684fe61d26739acec9b186b1387f5e4a7b0a384d2716eefc6881d0387784409

SHA512
7860d16712baae543e463c2305c99892c444f5755e03d407086d395adfdd2d11ac6567cf136b1e713f950b2b3ba02b9376d4abb4ccebbc845b2685ddeafe302b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it768848.exe
Filesize
11KB

MD5
d8c5787eccdf1a982b642ddde7667899

SHA1
a12d727bf992e0aceda76cd1d782dff89cb85fc1

SHA256
c684fe61d26739acec9b186b1387f5e4a7b0a384d2716eefc6881d0387784409

SHA512
7860d16712baae543e463c2305c99892c444f5755e03d407086d395adfdd2d11ac6567cf136b1e713f950b2b3ba02b9376d4abb4ccebbc845b2685ddeafe302b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr640311.exe
Filesize
297KB

MD5
ca38bd9870e570150458e09d14353743

SHA1
ac9c18247b6d2ec64a6865a4ae65dc6f13d41ed8

SHA256
809245a343ef12ee6ebf8cd6548d2013b2f155312e6ee4b560b0aadd0126630e

SHA512
f0f38eb34cbd51220aef77c2fac78b0008b8bcb974d6d63d2a00e1026c465995c3313acaff976024795e1290d6e0e9dd107e3bf343afdc8597c3ffde1b7e477f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr640311.exe
Filesize
297KB

MD5
ca38bd9870e570150458e09d14353743

SHA1
ac9c18247b6d2ec64a6865a4ae65dc6f13d41ed8

SHA256
809245a343ef12ee6ebf8cd6548d2013b2f155312e6ee4b560b0aadd0126630e

SHA512
f0f38eb34cbd51220aef77c2fac78b0008b8bcb974d6d63d2a00e1026c465995c3313acaff976024795e1290d6e0e9dd107e3bf343afdc8597c3ffde1b7e477f

Download Submit
memory/4952-149-0x0000000000B90000-0x0000000000B9A000-memory.dmp

Filesize
40KB

Download
memory/5008-161-0x00000000006C0000-0x000000000070B000-memory.dmp

Filesize
300KB

Download
memory/5008-162-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/5008-163-0x0000000004AB0000-0x0000000005054000-memory.dmp

Filesize
5.6MB

Download
memory/5008-164-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/5008-165-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-168-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-166-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-170-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-172-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-174-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-176-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-178-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-180-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-182-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-184-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-186-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-188-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-190-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-192-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-194-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-196-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-198-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-200-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-202-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-204-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-206-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-210-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-212-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-208-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-214-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-216-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-218-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-220-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-222-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-224-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-226-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-228-0x0000000004A60000-0x0000000004A9F000-memory.dmp

Filesize
252KB

Download
memory/5008-1072-0x0000000005200000-0x0000000005818000-memory.dmp

Filesize
6.1MB

Download
memory/5008-1073-0x00000000058A0000-0x00000000059AA000-memory.dmp

Filesize
1.0MB

Download
memory/5008-1074-0x00000000059E0000-0x00000000059F2000-memory.dmp

Filesize
72KB

Download
memory/5008-1075-0x0000000005A00000-0x0000000005A3C000-memory.dmp

Filesize
240KB

Download
memory/5008-1076-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/5008-1077-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/5008-1078-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/5008-1079-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/5008-1081-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads