redline | a7ee4b81780bf55a3da4a984a35563b20441f5b0a618771882ae1e4000b4d941

General

Target

Cleaner.exe
Size

211KB
MD5

ba3581cd235eec704cc63575f546cebc
SHA1

529634b8285edf381b27cd3adf369361f795b59a
SHA256

a7ee4b81780bf55a3da4a984a35563b20441f5b0a618771882ae1e4000b4d941
SHA512

c1dc71a22d822198e9832dbb2490ecd74b2aa5e5cf42ff9aa385dc0d5ac01088d8f391d0cf22e132f857858a61e922d18c68199f0c8ef7c5d6d5b3a09bb3761c

Score

10^/10

redline discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

C2

141.94.188.139:43059

Signatures

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

RedLine Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/608-60-0x0000000000090000-0x00000000000AE000-memory.dmp	family_redline
behavioral1/memory/608-61-0x0000000000090000-0x00000000000AE000-memory.dmp	family_redline
behavioral1/memory/608-63-0x00000000004199AE-mapping.dmp	family_redline
behavioral1/memory/608-64-0x0000000000090000-0x00000000000AE000-memory.dmp	family_redline
behavioral1/memory/608-67-0x0000000000090000-0x00000000000AE000-memory.dmp	family_redline
behavioral1/memory/608-70-0x0000000000090000-0x00000000000AE000-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 stealer

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:

Cleaner.exe

description pid process target process

PID 684 set thread context of 608 684 Cleaner.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

RegAsm.exe

pid process

608 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 608 RegAsm.exe

description	pid	process	target process
PID 684 set thread context of 608	684	Cleaner.exe	RegAsm.exe

pid	process
608	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	608	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Cleaner.exe

description	pid	process	target process
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe
PID 684 wrote to memory of 608	684	Cleaner.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Cleaner.exe
"C:\Users\Admin\AppData\Local\Temp\Cleaner.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:684

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
#cmd
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:608

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/608-63-0x00000000004199AE-mapping.dmp

Download
memory/608-58-0x0000000000090000-0x00000000000AE000-memory.dmp

Filesize
120KB

Download
memory/608-59-0x0000000000090000-0x00000000000AE000-memory.dmp

Filesize
120KB

Download
memory/608-60-0x0000000000090000-0x00000000000AE000-memory.dmp

Filesize
120KB

Download
memory/608-61-0x0000000000090000-0x00000000000AE000-memory.dmp

Filesize
120KB

Download
memory/608-64-0x0000000000090000-0x00000000000AE000-memory.dmp

Filesize
120KB

Download
memory/608-67-0x0000000000090000-0x00000000000AE000-memory.dmp

Filesize
120KB

Download
memory/608-70-0x0000000000090000-0x00000000000AE000-memory.dmp

Filesize
120KB

Download
memory/608-71-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

Filesize
8KB

Download
memory/608-72-0x0000000000090000-0x0000000000092000-memory.dmp

Filesize
8KB

Download
memory/608-74-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/684-57-0x0000000001E10000-0x0000000001E12000-memory.dmp

Filesize
8KB

Download
memory/684-55-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download

Analysis

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