redline | 2af29a5f99c8ab0654dbece76b2e046f66703a4ae8b4ffa9b4071f9aa74523d7

Resubmissions

10-10-2024 02:19

241010-crx4sazhnm 10

Analysis

max time kernel
69s
max time network
91s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
10-10-2024 02:19

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General

Target

Samples - 10-09-2024/462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe
Size

309KB
MD5

aef48935a52e050c0e9d6393382aeb79
SHA1

8f9a4ce1492cdee68f3dbf7f80236a46d88419ee
SHA256

462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c
SHA512

7ca44cf104ecbfa7365c29245fbc2b07db99a12a54dc47270bcd750585a71a0b79d792a4da544cf259f5518bef85b7caeee32ba9cc31d54cf262376cf801ccd5
SSDEEP

6144:NwG++eaJbORwph3LA0gYjml493ytId3UWmdcRVEcRIzHGx:mG++R4RwphbNJmwytYzmdcRacRsG

Score

10^/10

redline discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

185.196.9.26:6302

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
behavioral10/memory/884-4-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

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 4956 set thread context of 884	4956	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe	78

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	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
884	RegAsm.exe
884	RegAsm.exe
884	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	884	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4956 wrote to memory of 884	4956	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe	78
PID 4956 wrote to memory of 884	4956	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe	78
PID 4956 wrote to memory of 884	4956	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe	78
PID 4956 wrote to memory of 884	4956	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe	78
PID 4956 wrote to memory of 884	4956	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe	78
PID 4956 wrote to memory of 884	4956	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe	78
PID 4956 wrote to memory of 884	4956	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe	78
PID 4956 wrote to memory of 884	4956	462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe	78

C:\Users\Admin\AppData\Local\Temp\Samples - 10-09-2024\462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe
"C:\Users\Admin\AppData\Local\Temp\Samples - 10-09-2024\462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4956
- 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:884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/884-14-0x0000000005B50000-0x0000000005C5A000-memory.dmp

Filesize
1.0MB

Download
memory/884-4-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/884-15-0x0000000005A20000-0x0000000005A32000-memory.dmp

Filesize
72KB

Download
memory/884-24-0x0000000074E10000-0x00000000755C1000-memory.dmp

Filesize
7.7MB

Download
memory/884-8-0x0000000005E60000-0x0000000006406000-memory.dmp

Filesize
5.6MB

Download
memory/884-9-0x0000000074E10000-0x00000000755C1000-memory.dmp

Filesize
7.7MB

Download
memory/884-10-0x00000000057C0000-0x0000000005852000-memory.dmp

Filesize
584KB

Download
memory/884-11-0x0000000074E10000-0x00000000755C1000-memory.dmp

Filesize
7.7MB

Download
memory/884-16-0x0000000005A80000-0x0000000005ABC000-memory.dmp

Filesize
240KB

Download
memory/884-13-0x0000000006A30000-0x0000000007048000-memory.dmp

Filesize
6.1MB

Download
memory/884-26-0x0000000074E10000-0x00000000755C1000-memory.dmp

Filesize
7.7MB

Download
memory/884-23-0x0000000007CC0000-0x00000000081EC000-memory.dmp

Filesize
5.2MB

Download
memory/884-12-0x00000000057A0000-0x00000000057AA000-memory.dmp

Filesize
40KB

Download
memory/884-17-0x0000000005AD0000-0x0000000005B1C000-memory.dmp

Filesize
304KB

Download
memory/884-18-0x0000000005D90000-0x0000000005DF6000-memory.dmp

Filesize
408KB

Download
memory/884-22-0x00000000075C0000-0x0000000007782000-memory.dmp

Filesize
1.8MB

Download
memory/884-20-0x00000000073A0000-0x00000000073F0000-memory.dmp

Filesize
320KB

Download
memory/884-21-0x0000000074E10000-0x00000000755C1000-memory.dmp

Filesize
7.7MB

Download
memory/4956-19-0x0000000074E10000-0x00000000755C1000-memory.dmp

Filesize
7.7MB

Download
memory/4956-1-0x0000000000CC0000-0x0000000000D14000-memory.dmp

Filesize
336KB

Download
memory/4956-7-0x0000000074E10000-0x00000000755C1000-memory.dmp

Filesize
7.7MB

Download
memory/4956-0-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

Filesize
4KB

Download