redline | d7e41edbdfb2f64098382cea28b8069402da3ae4c0e4511fecd81df614c23a31

General

Target

QUOTE_98876_566743_233.exe
Size

848KB
MD5

a0c2ebdd9f987f5cd0e82d8d5aa9e636
SHA1

7d31029b5374fc9637dc0b887c0976d96a49b781
SHA256

d7e41edbdfb2f64098382cea28b8069402da3ae4c0e4511fecd81df614c23a31
SHA512

7be1e9d24c3649394a7b1cb71980650da07a3844cb84143ed9b75f410a79093156f5b1fced020ac0147ac475372704015a712f2f320f683e5a9271488483d373

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 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1692-8-0x0000000000420652-mapping.dmp	family_redline
behavioral1/memory/1692-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_redline
behavioral1/memory/1692-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_redline
behavioral1/memory/1692-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_redline

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1464 cmd.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
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

9 checkip.amazonaws.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

QUOTE_98876_566743_233.exe

description pid process target process

PID 1732 set thread context of 1692 1732 QUOTE_98876_566743_233.exe QUOTE_98876_566743_233.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2020 PING.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

QUOTE_98876_566743_233.exe

pid process

1692 QUOTE_98876_566743_233.exe
1692 QUOTE_98876_566743_233.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

QUOTE_98876_566743_233.exe

description pid process

Token: SeDebugPrivilege 1692 QUOTE_98876_566743_233.exe

pid	process
1464	cmd.exe

flow	ioc
9	checkip.amazonaws.com

description	pid	process	target process
PID 1732 set thread context of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe

pid	process
2020	PING.EXE

pid	process
1692	QUOTE_98876_566743_233.exe
1692	QUOTE_98876_566743_233.exe

description	pid	process
Token: SeDebugPrivilege	1692	QUOTE_98876_566743_233.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

QUOTE_98876_566743_233.exeQUOTE_98876_566743_233.execmd.exe

description	pid	process	target process
PID 1732 wrote to memory of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe
PID 1732 wrote to memory of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe
PID 1732 wrote to memory of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe
PID 1732 wrote to memory of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe
PID 1732 wrote to memory of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe
PID 1732 wrote to memory of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe
PID 1732 wrote to memory of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe
PID 1732 wrote to memory of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe
PID 1732 wrote to memory of 1692	1732	QUOTE_98876_566743_233.exe	QUOTE_98876_566743_233.exe
PID 1692 wrote to memory of 1464	1692	QUOTE_98876_566743_233.exe	cmd.exe
PID 1692 wrote to memory of 1464	1692	QUOTE_98876_566743_233.exe	cmd.exe
PID 1692 wrote to memory of 1464	1692	QUOTE_98876_566743_233.exe	cmd.exe
PID 1692 wrote to memory of 1464	1692	QUOTE_98876_566743_233.exe	cmd.exe
PID 1464 wrote to memory of 2020	1464	cmd.exe	PING.EXE
PID 1464 wrote to memory of 2020	1464	cmd.exe	PING.EXE
PID 1464 wrote to memory of 2020	1464	cmd.exe	PING.EXE
PID 1464 wrote to memory of 2020	1464	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\QUOTE_98876_566743_233.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTE_98876_566743_233.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1732

C:\Users\Admin\AppData\Local\Temp\QUOTE_98876_566743_233.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTE_98876_566743_233.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1692

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del "C:\Users\Admin\AppData\Local\Temp\QUOTE_98876_566743_233.exe"
3⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1464

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 3
4⤵
- Runs ping.exe
PID:2020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1464-14-0x0000000000000000-mapping.dmp

Download
memory/1692-8-0x0000000000420652-mapping.dmp

Download
memory/1692-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1692-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1692-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1692-11-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/1732-2-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/1732-3-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1732-5-0x00000000001E0000-0x00000000001F2000-memory.dmp

Filesize
72KB

Download
memory/1732-6-0x0000000004840000-0x000000000489E000-memory.dmp

Filesize
376KB

Download
memory/2020-15-0x0000000000000000-mapping.dmp

Download

Analysis

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