redline | 1b189602123e4dba4522d442877fb0862a8fbbc4cc6d187954ba27039bea7d9c

General

Target

41d4bcdb9da7c94b1b5e6e88a8518390.exe
Size

344KB
MD5

f863b6b0881ef40a9919d966ea754c87
SHA1

74f2013fc0df5a96d5edfcd77659fabe260c4a1d
SHA256

1b189602123e4dba4522d442877fb0862a8fbbc4cc6d187954ba27039bea7d9c
SHA512

1d3029129a596e9e049590164f04983c7f3cd94a2e94948a30f82279527e4a8b85f714b18b02d709ea42c3f119a1fefc627bd31b5077123b1a03db375224b735

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/1320-4-0x00000000021C0000-0x00000000021E4000-memory.dmp	family_redline
behavioral1/memory/1320-5-0x0000000002430000-0x0000000002452000-memory.dmp	family_redline

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

8 checkip.amazonaws.com
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

616 PING.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

41d4bcdb9da7c94b1b5e6e88a8518390.exe

pid process

1320 41d4bcdb9da7c94b1b5e6e88a8518390.exe
1320 41d4bcdb9da7c94b1b5e6e88a8518390.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

41d4bcdb9da7c94b1b5e6e88a8518390.exe

description pid process

Token: SeDebugPrivilege 1320 41d4bcdb9da7c94b1b5e6e88a8518390.exe

flow	ioc
8	checkip.amazonaws.com

pid	process
616	PING.EXE

pid	process
1320	41d4bcdb9da7c94b1b5e6e88a8518390.exe
1320	41d4bcdb9da7c94b1b5e6e88a8518390.exe

description	pid	process
Token: SeDebugPrivilege	1320	41d4bcdb9da7c94b1b5e6e88a8518390.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

41d4bcdb9da7c94b1b5e6e88a8518390.execmd.exe

description	pid	process	target process
PID 1320 wrote to memory of 740	1320	41d4bcdb9da7c94b1b5e6e88a8518390.exe	cmd.exe
PID 1320 wrote to memory of 740	1320	41d4bcdb9da7c94b1b5e6e88a8518390.exe	cmd.exe
PID 1320 wrote to memory of 740	1320	41d4bcdb9da7c94b1b5e6e88a8518390.exe	cmd.exe
PID 1320 wrote to memory of 740	1320	41d4bcdb9da7c94b1b5e6e88a8518390.exe	cmd.exe
PID 740 wrote to memory of 616	740	cmd.exe	PING.EXE
PID 740 wrote to memory of 616	740	cmd.exe	PING.EXE
PID 740 wrote to memory of 616	740	cmd.exe	PING.EXE
PID 740 wrote to memory of 616	740	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\41d4bcdb9da7c94b1b5e6e88a8518390.exe
"C:\Users\Admin\AppData\Local\Temp\41d4bcdb9da7c94b1b5e6e88a8518390.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1320

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del ""
2⤵
- Suspicious use of WriteProcessMemory
PID:740

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 3
3⤵
- Runs ping.exe
PID:616

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/616-7-0x0000000000000000-mapping.dmp

Download
memory/740-6-0x0000000000000000-mapping.dmp

Download
memory/1320-0-0x000000000087C000-0x000000000087D000-memory.dmp

Filesize
4KB

Download
memory/1320-1-0x0000000002080000-0x0000000002091000-memory.dmp

Filesize
68KB

Download
memory/1320-2-0x0000000002200000-0x0000000002211000-memory.dmp

Filesize
68KB

Download
memory/1320-3-0x0000000074570000-0x0000000074C5E000-memory.dmp

Filesize
6.9MB

Download
memory/1320-4-0x00000000021C0000-0x00000000021E4000-memory.dmp

Filesize
144KB

Download
memory/1320-5-0x0000000002430000-0x0000000002452000-memory.dmp

Filesize
136KB

Download

Analysis

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