redline | 2f1ddb2471b5361788e5f3366513f69b03d605bc609beea401f6864cd70ca0ff

General

Target

026de3494e6213658ddde0b7818ca8f5.exe
Size

631KB
MD5

026de3494e6213658ddde0b7818ca8f5
SHA1

52afb07a84e9373b770a41f3bb3ce2949ff18acc
SHA256

2f1ddb2471b5361788e5f3366513f69b03d605bc609beea401f6864cd70ca0ff
SHA512

ee09ca907fc9cfb26436ffb823075aa72b5e24f5d5e44d9fb6eb17e4ca55cce09420a229c579574f1b2e0db5f60096695a53554099824755e38aa6e85ab8baf5

Score

10^/10

redline discovery infostealer spyware

Malware Config

Signatures

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

RedLine Payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1428-10-0x0000000003EC0000-0x0000000003EE3000-memory.dmp	family_redline
behavioral1/memory/1428-11-0x0000000003F50000-0x0000000003F72000-memory.dmp	family_redline

Executes dropped EXE 1 IoCs

Processes:

bestof.exe

pid process

1428 bestof.exe
Loads dropped DLL 1 IoCs

Processes:

026de3494e6213658ddde0b7818ca8f5.exe

pid process

744 026de3494e6213658ddde0b7818ca8f5.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
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
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

9 ip-api.com
14 checkip.amazonaws.com
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1428	bestof.exe

pid	process
744	026de3494e6213658ddde0b7818ca8f5.exe

flow	ioc
9	ip-api.com
14	checkip.amazonaws.com

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

026de3494e6213658ddde0b7818ca8f5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	026de3494e6213658ddde0b7818ca8f5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	026de3494e6213658ddde0b7818ca8f5.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

026de3494e6213658ddde0b7818ca8f5.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	026de3494e6213658ddde0b7818ca8f5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	026de3494e6213658ddde0b7818ca8f5.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1332 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

bestof.exe

pid process

1428 bestof.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

bestof.exe

description pid process

Token: SeDebugPrivilege 1428 bestof.exe

pid	process
1332	PING.EXE

pid	process
1428	bestof.exe

description	pid	process
Token: SeDebugPrivilege	1428	bestof.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

026de3494e6213658ddde0b7818ca8f5.exebestof.execmd.exe

description	pid	process	target process
PID 744 wrote to memory of 1428	744	026de3494e6213658ddde0b7818ca8f5.exe	bestof.exe
PID 744 wrote to memory of 1428	744	026de3494e6213658ddde0b7818ca8f5.exe	bestof.exe
PID 744 wrote to memory of 1428	744	026de3494e6213658ddde0b7818ca8f5.exe	bestof.exe
PID 744 wrote to memory of 1428	744	026de3494e6213658ddde0b7818ca8f5.exe	bestof.exe
PID 1428 wrote to memory of 1012	1428	bestof.exe	cmd.exe
PID 1428 wrote to memory of 1012	1428	bestof.exe	cmd.exe
PID 1428 wrote to memory of 1012	1428	bestof.exe	cmd.exe
PID 1428 wrote to memory of 1012	1428	bestof.exe	cmd.exe
PID 1012 wrote to memory of 1332	1012	cmd.exe	PING.EXE
PID 1012 wrote to memory of 1332	1012	cmd.exe	PING.EXE
PID 1012 wrote to memory of 1332	1012	cmd.exe	PING.EXE
PID 1012 wrote to memory of 1332	1012	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\026de3494e6213658ddde0b7818ca8f5.exe
"C:\Users\Admin\AppData\Local\Temp\026de3494e6213658ddde0b7818ca8f5.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:744

C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
bestof.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1428

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del ""
3⤵
- Suspicious use of WriteProcessMemory
PID:1012

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 3
4⤵
- Runs ping.exe
PID:1332

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

Modify Registry

Web Service

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
MD5
8684d32ce7d422c21d16332402ab0ea5

SHA1
4515d7b81b406bcd90f8cc45cd445f5e241048f2

SHA256
31239f4455170cbb223b36936011b6573c3a5a86ee32b55f0bba48d95f3c7f6d

SHA512
af6d32a5bf30f912baed7beb834b5e7c36b40358032c9701af2bd58214caad0dc953d45cad2f8b6ee3e9b88f5037ac88ed6daffc14b8e221100815d811281b37

Download Submit
\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
MD5
8684d32ce7d422c21d16332402ab0ea5

SHA1
4515d7b81b406bcd90f8cc45cd445f5e241048f2

SHA256
31239f4455170cbb223b36936011b6573c3a5a86ee32b55f0bba48d95f3c7f6d

SHA512
af6d32a5bf30f912baed7beb834b5e7c36b40358032c9701af2bd58214caad0dc953d45cad2f8b6ee3e9b88f5037ac88ed6daffc14b8e221100815d811281b37

Download Submit
memory/744-1-0x0000000002400000-0x0000000002411000-memory.dmp

Filesize
68KB

Download
memory/1012-12-0x0000000000000000-mapping.dmp

Download
memory/1332-13-0x0000000000000000-mapping.dmp

Download
memory/1428-7-0x0000000002580000-0x0000000002591000-memory.dmp

Filesize
68KB

Download
memory/1428-6-0x000000000030A000-0x000000000031B000-memory.dmp

Filesize
68KB

Download
memory/1428-8-0x0000000003D80000-0x0000000003D91000-memory.dmp

Filesize
68KB

Download
memory/1428-9-0x0000000073DC0000-0x00000000744AE000-memory.dmp

Filesize
6.9MB

Download
memory/1428-10-0x0000000003EC0000-0x0000000003EE3000-memory.dmp

Filesize
140KB

Download
memory/1428-11-0x0000000003F50000-0x0000000003F72000-memory.dmp

Filesize
136KB

Download
memory/1428-4-0x0000000000000000-mapping.dmp

Download
memory/1704-2-0x000007FEF7900000-0x000007FEF7B7A000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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