redline | ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3

General

Target

ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe
Size

684KB
MD5

ccb5fb482644c646c2e8d6cb452cd8b9
SHA1

672a3777e9af918c12684c2443fad0408d4f0b9c
SHA256

ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3
SHA512

68f586064fe36d5d8cb7946b3e0575f81acdc8e9cc96279fc86c77bdc90ab13593f6600e4a613e38fd85be4ca420d65fe315f149634d34dcbed652d3c8af0ee6
SSDEEP

12288:8x4DcvRLEezYlCGlxr5mEjZZOGWqmHBs9PR9oStB2GN:lgZ4zlCIrIUgG1aEPjHtB

Score

10^/10

redline credential_access discovery infostealer spyware stealer

Malware Config

Signatures

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

RedLine payload 1 IoCs

resource	yara_rule
behavioral2/memory/2336-1-0x0000000000400000-0x0000000000484000-memory.dmp	family_redline

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
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
T1552.001
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

description	pid	Process	procid_target
PID 2924 set thread context of 2336	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 49 IoCs

pid	Process
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe
2336	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2336	RegAsm.exe
Token: SeBackupPrivilege	2336	RegAsm.exe
Token: SeSecurityPrivilege	2336	RegAsm.exe
Token: SeSecurityPrivilege	2336	RegAsm.exe
Token: SeSecurityPrivilege	2336	RegAsm.exe
Token: SeSecurityPrivilege	2336	RegAsm.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 4788	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	83
PID 2924 wrote to memory of 4788	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	83
PID 2924 wrote to memory of 4788	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	83
PID 2924 wrote to memory of 3812	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	84
PID 2924 wrote to memory of 3812	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	84
PID 2924 wrote to memory of 3812	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	84
PID 2924 wrote to memory of 2336	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	85
PID 2924 wrote to memory of 2336	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	85
PID 2924 wrote to memory of 2336	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	85
PID 2924 wrote to memory of 2336	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	85
PID 2924 wrote to memory of 2336	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	85
PID 2924 wrote to memory of 2336	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	85
PID 2924 wrote to memory of 2336	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	85
PID 2924 wrote to memory of 2336	2924	ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe	85

C:\Users\Admin\AppData\Local\Temp\ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe
"C:\Users\Admin\AppData\Local\Temp\ccf84555c4eb3c3e81f4e939ee2dbf7b4922ee90cc7137aaa11afe6062b309d3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2924
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:4788
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:3812
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2336-8-0x0000000008CF0000-0x0000000009308000-memory.dmp

Filesize
6.1MB

Download
memory/2336-10-0x0000000008790000-0x00000000087A2000-memory.dmp

Filesize
72KB

Download
memory/2336-2-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

Filesize
4KB

Download
memory/2336-9-0x0000000008850000-0x000000000895A000-memory.dmp

Filesize
1.0MB

Download
memory/2336-4-0x0000000005720000-0x0000000005740000-memory.dmp

Filesize
128KB

Download
memory/2336-5-0x0000000005F80000-0x0000000006526000-memory.dmp

Filesize
5.6MB

Download
memory/2336-6-0x0000000005AB0000-0x0000000005B42000-memory.dmp

Filesize
584KB

Download
memory/2336-7-0x0000000005A70000-0x0000000005A7A000-memory.dmp

Filesize
40KB

Download
memory/2336-1-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2336-21-0x0000000074B70000-0x0000000075321000-memory.dmp

Filesize
7.7MB

Download
memory/2336-3-0x0000000074B70000-0x0000000075321000-memory.dmp

Filesize
7.7MB

Download
memory/2336-11-0x00000000087F0000-0x000000000882C000-memory.dmp

Filesize
240KB

Download
memory/2336-12-0x0000000008960000-0x00000000089AC000-memory.dmp

Filesize
304KB

Download
memory/2336-15-0x0000000009660000-0x00000000096C6000-memory.dmp

Filesize
408KB

Download
memory/2336-16-0x0000000009950000-0x00000000099C6000-memory.dmp

Filesize
472KB

Download
memory/2336-17-0x0000000008C60000-0x0000000008C7E000-memory.dmp

Filesize
120KB

Download
memory/2336-18-0x000000000A9E0000-0x000000000ABA2000-memory.dmp

Filesize
1.8MB

Download
memory/2336-19-0x000000000B0E0000-0x000000000B60C000-memory.dmp

Filesize
5.2MB

Download
memory/2924-0-0x0000000001540000-0x0000000001541000-memory.dmp

Filesize
4KB

Download

Analysis

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