redline | d9b0a9c06e7fac14fc3891a4378bccd424998a7c71c193ca4cf5062e6975f7b7

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 01:45

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General

Target

asd/asd.exe
Size

1.9MB
MD5

cc534308f17c36ccc99b06fc2d871b88
SHA1

2b48a106d38be3dae4add81ac4a78deece210e4d
SHA256

c68189a418b307e204e8771acc84d9d5cec0d1f9aa2c1290208fa15a9fdda017
SHA512

ffa32e4e536aa2eb6d1aec5dca72258d5fe4ccba005601d43c0fd3feda0a4e9bdbc23775fd28deec8702c4db7ce07e181f5ab77d6b5546d4087748b6d6d03289
SSDEEP

49152:ufVl2iMzzVhHVsX0NLFtP6O83XxPR7FIYNMIc8qH3Lc:IlezzV1VsXyLFtP61HxzIYNM7JA

Score

10^/10

redline 1 bootkit discovery evasion infostealer persistence spyware stealer trojan

Malware Config

Extracted

Family

redline

Botnet

138.124.180.59:88

Signatures

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

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	asd.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	chrome.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	asd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	asd.exe

Deletes itself 1 IoCs

pid	Process
2848	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2712	chrome.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	asd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	chrome.exe

Loads dropped DLL 2 IoCs

pid	Process
2544	asd.exe
2544	asd.exe

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

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	asd.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	chrome.exe

Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	asd.exe
File opened for modification	\??\PhysicalDrive0	chrome.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2544	asd.exe
2712	chrome.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chrome.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2760	PING.EXE
2848	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2760	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2544	asd.exe
2712	chrome.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2712	chrome.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2712	2544	asd.exe	29
PID 2544 wrote to memory of 2712	2544	asd.exe	29
PID 2544 wrote to memory of 2712	2544	asd.exe	29
PID 2544 wrote to memory of 2712	2544	asd.exe	29
PID 2544 wrote to memory of 2848	2544	asd.exe	30
PID 2544 wrote to memory of 2848	2544	asd.exe	30
PID 2544 wrote to memory of 2848	2544	asd.exe	30
PID 2544 wrote to memory of 2848	2544	asd.exe	30
PID 2848 wrote to memory of 2760	2848	cmd.exe	32
PID 2848 wrote to memory of 2760	2848	cmd.exe	32
PID 2848 wrote to memory of 2760	2848	cmd.exe	32
PID 2848 wrote to memory of 2760	2848	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\asd\asd.exe
"C:\Users\Admin\AppData\Local\Temp\asd\asd.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\chrome.exe
  "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\chrome.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Checks whether UAC is enabled
  - Writes to the Master Boot Record (MBR)
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2712
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del "C:\Users\Admin\AppData\Local\Temp\asd\asd.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 3
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Virtualization/Sandbox Evasion

T1497

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

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\mntemp

Filesize
16B

MD5
036394f55820e4d4f2d9d06bdb8885ab

SHA1
d3340d7274bf6d61cf195a1feb331d37340a9965

SHA256
cfbb743f9acd81740576b271189f400cfd5fbc9983bac8d93f4bee63e272a1f3

SHA512
e8bd2593067f4709d588451fcd1954e57bd239fb403209b1512c56623f85b862c6b16dbf939c343090334f80567ec8061abcac3b86e0792019b1b3db6f171585

Download Submit
\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\chrome.exe

Filesize
1.9MB

MD5
cc534308f17c36ccc99b06fc2d871b88

SHA1
2b48a106d38be3dae4add81ac4a78deece210e4d

SHA256
c68189a418b307e204e8771acc84d9d5cec0d1f9aa2c1290208fa15a9fdda017

SHA512
ffa32e4e536aa2eb6d1aec5dca72258d5fe4ccba005601d43c0fd3feda0a4e9bdbc23775fd28deec8702c4db7ce07e181f5ab77d6b5546d4087748b6d6d03289

Download Submit
memory/2544-0-0x0000000000E80000-0x000000000136C000-memory.dmp

Filesize
4.9MB

Download
memory/2544-2-0x0000000000E80000-0x000000000136C000-memory.dmp

Filesize
4.9MB

Download
memory/2544-3-0x0000000000E80000-0x000000000136C000-memory.dmp

Filesize
4.9MB

Download
memory/2544-14-0x0000000005E10000-0x00000000062FC000-memory.dmp

Filesize
4.9MB

Download
memory/2544-12-0x0000000005E10000-0x00000000062FC000-memory.dmp

Filesize
4.9MB

Download
memory/2544-17-0x0000000000E80000-0x000000000136C000-memory.dmp

Filesize
4.9MB

Download
memory/2712-15-0x00000000013D0000-0x00000000018BC000-memory.dmp

Filesize
4.9MB

Download
memory/2712-19-0x00000000013D0000-0x00000000018BC000-memory.dmp

Filesize
4.9MB

Download
memory/2712-20-0x00000000013D0000-0x00000000018BC000-memory.dmp

Filesize
4.9MB

Download
memory/2712-22-0x00000000013D0000-0x00000000018BC000-memory.dmp

Filesize
4.9MB

Download