redline | 9cb48f855afbd1e83c9ba2060592b4da0a8cf3a57f5a37fcf5aa27effcc878a4

General

Target

installer.exe
Size

598KB
MD5

239394fafc18ebb639f8fad447bdb0af
SHA1

e4ffb14ea1ad842d144bf829cbcfa27461ba8981
SHA256

9cb48f855afbd1e83c9ba2060592b4da0a8cf3a57f5a37fcf5aa27effcc878a4
SHA512

b2da692e0dafd618c8f4301aa7f6e5903663931345211b688599de7641cdd883fffc691cb744720281a033fdd33f36c187d72328b1b0296491dbe4516aa0bc15

Score

10^/10

redline h discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

H

C2

185.180.231.69:2796

Signatures

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

RedLine Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4148-153-0x0000000000400000-0x0000000000466000-memory.dmp	family_redline

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 3696 created 4736 3696 WerFault.exe installer.exe
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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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:

installer.exe

description pid process target process

PID 4736 set thread context of 4148 4736 installer.exe installer.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4608 4736 WerFault.exe installer.exe

description	pid	process	target process
PID 3696 created 4736	3696	WerFault.exe	installer.exe

description	pid	process	target process
PID 4736 set thread context of 4148	4736	installer.exe	installer.exe

pid	pid_target	process	target process
4608	4736	WerFault.exe	installer.exe

Checks processor information in registry 2 TTPs 7 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	WerFault.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1	WerFault.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe

Modifies data under HKEY_USERS 40 IoCs

Processes:

sihclient.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	sihclient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	sihclient.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

WerFault.exeinstaller.exe

pid process

4608 WerFault.exe
4608 WerFault.exe
4148 installer.exe

pid	process
4608	WerFault.exe
4608	WerFault.exe
4148	installer.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

installer.exeWerFault.exeinstaller.exe

description	pid	process
Token: SeDebugPrivilege	4736	installer.exe
Token: SeRestorePrivilege	4608	WerFault.exe
Token: SeBackupPrivilege	4608	WerFault.exe
Token: SeDebugPrivilege	4148	installer.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

installer.exeWerFault.exe

description	pid	process	target process
PID 4736 wrote to memory of 4148	4736	installer.exe	installer.exe
PID 4736 wrote to memory of 4148	4736	installer.exe	installer.exe
PID 4736 wrote to memory of 4148	4736	installer.exe	installer.exe
PID 4736 wrote to memory of 4148	4736	installer.exe	installer.exe
PID 4736 wrote to memory of 4148	4736	installer.exe	installer.exe
PID 4736 wrote to memory of 4148	4736	installer.exe	installer.exe
PID 4736 wrote to memory of 4148	4736	installer.exe	installer.exe
PID 4736 wrote to memory of 4148	4736	installer.exe	installer.exe
PID 3696 wrote to memory of 4736	3696	WerFault.exe	installer.exe
PID 3696 wrote to memory of 4736	3696	WerFault.exe	installer.exe

C:\Users\Admin\AppData\Local\Temp\installer.exe
"C:\Users\Admin\AppData\Local\Temp\installer.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4736

C:\Users\Admin\AppData\Local\Temp\installer.exe
"C:\Users\Admin\AppData\Local\Temp\installer.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4736 -s 1076
2⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4736 -ip 4736
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:3696

C:\Windows\System32\sihclient.exe
C:\Windows\System32\sihclient.exe /cv 92GwURs0+UOTl7UTHcO7Cw.0.2
1⤵
- Modifies data under HKEY_USERS
PID:4700

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4148-161-0x00000000052B0000-0x00000000052B1000-memory.dmp

Filesize
4KB

Download
memory/4148-168-0x0000000009170000-0x0000000009171000-memory.dmp

Filesize
4KB

Download
memory/4148-173-0x0000000004EB0000-0x0000000005456000-memory.dmp

Filesize
5.6MB

Download
memory/4148-172-0x0000000009630000-0x0000000009631000-memory.dmp

Filesize
4KB

Download
memory/4148-162-0x0000000005D10000-0x0000000005D11000-memory.dmp

Filesize
4KB

Download
memory/4148-171-0x0000000009480000-0x0000000009481000-memory.dmp

Filesize
4KB

Download
memory/4148-152-0x0000000000000000-mapping.dmp

Download
memory/4148-163-0x0000000005400000-0x0000000005401000-memory.dmp

Filesize
4KB

Download
memory/4148-170-0x00000000090C0000-0x00000000090C1000-memory.dmp

Filesize
4KB

Download
memory/4148-155-0x0000000000400000-0x0000000000401000-memory.dmp

Filesize
4KB

Download
memory/4148-158-0x0000000006030000-0x0000000006031000-memory.dmp

Filesize
4KB

Download
memory/4148-160-0x0000000005080000-0x0000000005081000-memory.dmp

Filesize
4KB

Download
memory/4148-169-0x0000000009870000-0x0000000009871000-memory.dmp

Filesize
4KB

Download
memory/4148-167-0x0000000004D60000-0x0000000004D61000-memory.dmp

Filesize
4KB

Download
memory/4148-153-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/4148-164-0x0000000007A80000-0x0000000007A81000-memory.dmp

Filesize
4KB

Download
memory/4148-166-0x0000000004EB0000-0x0000000005456000-memory.dmp

Filesize
5.6MB

Download
memory/4148-165-0x0000000005F80000-0x0000000005F81000-memory.dmp

Filesize
4KB

Download
memory/4736-150-0x00000000051B0000-0x00000000051EA000-memory.dmp

Filesize
232KB

Download
memory/4736-147-0x00000000056C0000-0x00000000056C1000-memory.dmp

Filesize
4KB

Download
memory/4736-148-0x0000000005110000-0x0000000005111000-memory.dmp

Filesize
4KB

Download
memory/4736-154-0x0000000005210000-0x0000000005213000-memory.dmp

Filesize
12KB

Download
memory/4736-151-0x00000000050F0000-0x00000000050F1000-memory.dmp

Filesize
4KB

Download
memory/4736-149-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download
memory/4736-146-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads