redline | 715a7e61152baeb46f1197fb49194205b2816902a1f630845f089f5ef57108fd

General

Target

QDLF2602PDF.exe
Size

607KB
MD5

ee83dba635f317e07779a4e2c92e454e
SHA1

6f6264eb838576951282ab6d40fa1b1053c6421d
SHA256

715a7e61152baeb46f1197fb49194205b2816902a1f630845f089f5ef57108fd
SHA512

85cf51905399c9094c6c6ae4e1f080670bae523f447a92e220889a8143dcc295831f499e210be343627661bce1a803efb3be4315d15b137ff51ae3e007d5b126

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 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1900-8-0x0000000000400000-0x0000000000428000-memory.dmp	family_redline
behavioral1/memory/1900-9-0x0000000000421E02-mapping.dmp	family_redline
behavioral1/memory/1900-11-0x0000000000400000-0x0000000000428000-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
Suspicious use of SetThreadContext 1 IoCs

Processes:

QDLF2602PDF.exe

description pid process target process

PID 2008 set thread context of 1900 2008 QDLF2602PDF.exe QDLF2602PDF.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

QDLF2602PDF.exe

pid process

1900 QDLF2602PDF.exe
1900 QDLF2602PDF.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

QDLF2602PDF.exe

description pid process

Token: SeDebugPrivilege 1900 QDLF2602PDF.exe

description	pid	process	target process
PID 2008 set thread context of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe

pid	process
1900	QDLF2602PDF.exe
1900	QDLF2602PDF.exe

description	pid	process
Token: SeDebugPrivilege	1900	QDLF2602PDF.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

QDLF2602PDF.exe

description	pid	process	target process
PID 2008 wrote to memory of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe
PID 2008 wrote to memory of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe
PID 2008 wrote to memory of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe
PID 2008 wrote to memory of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe
PID 2008 wrote to memory of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe
PID 2008 wrote to memory of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe
PID 2008 wrote to memory of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe
PID 2008 wrote to memory of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe
PID 2008 wrote to memory of 1900	2008	QDLF2602PDF.exe	QDLF2602PDF.exe

C:\Users\Admin\AppData\Local\Temp\QDLF2602PDF.exe
"C:\Users\Admin\AppData\Local\Temp\QDLF2602PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2008

C:\Users\Admin\AppData\Local\Temp\QDLF2602PDF.exe
"C:\Users\Admin\AppData\Local\Temp\QDLF2602PDF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1900

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

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1900-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1900-9-0x0000000000421E02-mapping.dmp

Download
memory/1900-10-0x0000000073AF0000-0x00000000741DE000-memory.dmp

Filesize
6.9MB

Download
memory/1900-11-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1900-13-0x0000000001250000-0x0000000001251000-memory.dmp

Filesize
4KB

Download
memory/2008-2-0x0000000073AF0000-0x00000000741DE000-memory.dmp

Filesize
6.9MB

Download
memory/2008-3-0x00000000013C0000-0x00000000013C1000-memory.dmp

Filesize
4KB

Download
memory/2008-5-0x0000000004E00000-0x0000000004E01000-memory.dmp

Filesize
4KB

Download
memory/2008-6-0x0000000000510000-0x0000000000513000-memory.dmp

Filesize
12KB

Download
memory/2008-7-0x0000000004F30000-0x0000000004F79000-memory.dmp

Filesize
292KB

Download

Analysis

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