redline | fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7

General

Target

fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.exe
Size

192KB
MD5

d5ba7e786412f9d686e4377de5caeb8f
SHA1

00ddc056178956d46dacbfaa40fa779b28867e00
SHA256

fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7
SHA512

e9d6bbbeda04f6bdab9001e2b57980addb5754b766150a70cc730f28b0a224ae11fdffc65e7e34f81b2469b8fca5858863b00d8e51e101fb14d668bf3d1d844d
SSDEEP

3072:Kgy+bnr+O1n5GWp1icKAArDZz4N9GhbkrNEk1uTEqTuBppc2Feo7:Kgy+bnr+cp0yN90QET6Brh7

Score

10^/10

redline polo discovery evasion infostealer persistence spyware stealer trojan

Malware Config

Extracted

Family

redline

Botnet

polo

C2

193.233.20.31:4125

Attributes

auth_value
f1a1b1041a864e0f1f788d42ececa8b3

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

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	pro3094.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	pro3094.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	pro3094.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	pro3094.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	pro3094.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	pro3094.exe

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

Executes dropped EXE 2 IoCs

pid	Process
4616	pro3094.exe
4952	si609132.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

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"	pro3094.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.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\\\""	fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4616	pro3094.exe
4616	pro3094.exe
4952	si609132.exe
4952	si609132.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4616	pro3094.exe
Token: SeDebugPrivilege	4952	si609132.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3172 wrote to memory of 4616	3172	fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.exe	87
PID 3172 wrote to memory of 4616	3172	fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.exe	87
PID 3172 wrote to memory of 4952	3172	fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.exe	91
PID 3172 wrote to memory of 4952	3172	fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.exe	91
PID 3172 wrote to memory of 4952	3172	fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.exe	91

C:\Users\Admin\AppData\Local\Temp\fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.exe
"C:\Users\Admin\AppData\Local\Temp\fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro3094.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro3094.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4616
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4952

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro3094.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro3094.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe

Filesize
175KB

MD5
44a26d7004f8b65e1a8bac0ccac86d6a

SHA1
30b583c2c04c1167703ae255b4d44b96b411c8ff

SHA256
37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

SHA512
17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe

Filesize
175KB

MD5
44a26d7004f8b65e1a8bac0ccac86d6a

SHA1
30b583c2c04c1167703ae255b4d44b96b411c8ff

SHA256
37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

SHA512
17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

Download Submit
memory/4616-140-0x00000000000A0000-0x00000000000AA000-memory.dmp

Filesize
40KB

Download
memory/4952-148-0x0000000005590000-0x00000000055A2000-memory.dmp

Filesize
72KB

Download
memory/4952-152-0x00000000066E0000-0x0000000006C84000-memory.dmp

Filesize
5.6MB

Download
memory/4952-147-0x0000000005660000-0x000000000576A000-memory.dmp

Filesize
1.0MB

Download
memory/4952-145-0x0000000000BB0000-0x0000000000BE2000-memory.dmp

Filesize
200KB

Download
memory/4952-149-0x00000000055F0000-0x000000000562C000-memory.dmp

Filesize
240KB

Download
memory/4952-150-0x00000000058C0000-0x00000000058D0000-memory.dmp

Filesize
64KB

Download
memory/4952-151-0x0000000005970000-0x0000000005A02000-memory.dmp

Filesize
584KB

Download
memory/4952-146-0x0000000005B10000-0x0000000006128000-memory.dmp

Filesize
6.1MB

Download
memory/4952-153-0x0000000005A10000-0x0000000005A76000-memory.dmp

Filesize
408KB

Download
memory/4952-154-0x00000000065B0000-0x0000000006626000-memory.dmp

Filesize
472KB

Download
memory/4952-155-0x0000000006630000-0x0000000006680000-memory.dmp

Filesize
320KB

Download
memory/4952-156-0x0000000006E60000-0x0000000007022000-memory.dmp

Filesize
1.8MB

Download
memory/4952-157-0x0000000007560000-0x0000000007A8C000-memory.dmp

Filesize
5.2MB

Download
memory/4952-158-0x00000000058C0000-0x00000000058D0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads